CN104695861A - Hand-push type trench excavator - Google Patents
Hand-push type trench excavator Download PDFInfo
- Publication number
- CN104695861A CN104695861A CN201510117547.4A CN201510117547A CN104695861A CN 104695861 A CN104695861 A CN 104695861A CN 201510117547 A CN201510117547 A CN 201510117547A CN 104695861 A CN104695861 A CN 104695861A
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- cutter
- bevel gear
- screw nut
- frame
- trench excavator
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Abstract
The invention discloses a hand-push type trench excavator, and relates to the technical field of trench excavators. Movement of the excavator and operation of workers can be convenient, and the trench excavation efficiency can be improved. The hand-push type trench excavator comprises a motor assembly, a tool and a machine frame, wherein a lead screw nut is installed on the front side of the machine frame in a sliding mode, one end of the lead screw nut is fixedly connected with the motor assembly, and the tool is arranged at the output end of the motor assembly; the lead screw nut is matched with a lead screw which is vertically placed; a worm wheel is fixedly installed on the upper portion of the lead screw, and a worm is installed on the machine frame in a rotating mode; a driving bevel gear and the worm are arranged coaxially, a driven bevel gear is installed on the machine frame in a rotating mode, a rotating disk is fixedly installed on a bevel gear shaft of the driven bevel gear, and an eccentric handle is arranged on the rotating disk; a plurality of tool placement cavities for containing the tool are arranged on the side of the machine frame. When the hand-push type trench excavator is used, manpower is greatly liberated, the trench excavation efficiency is improved, and the trench excavation quality is guaranteed.
Description
Technical field
The present invention relates to trench excavator technical field, specifically a kind of small-sized trench excavator of convenient operation.
Background technology
The appearance of trench excavator, inefficiency, tedious problem when solving that artificial hand-held trenching tool carries out digging pit operation in the past.Existing trench excavator, is mostly arranged on large-scale haulage device (as tractor, tricycle), is applicable to the heatable adobe sleeping platform taking large quantity.By the restriction of equipment size, the trench excavator flexibility of this type is poor.For hand-held trench excavator, need artificial hand-held trench excavator handle, directly dig pit after switching on power.Under this mode, the hand-held trench excavator of workers with long time compares effort, and long working causes operating efficiency low.
Summary of the invention
The object of the present invention is to provide a kind of hand propelled trench excavator, with the operation of the movement and workman that facilitate trench excavator, improve borehole efficiency.
The present invention solves the technical scheme that its technical problem takes: a kind of hand propelled trench excavator, comprise electric machine assembly and cutter, described cutter is fixed on the output of electric machine assembly, it is characterized in that, also comprise frame, transmission mechanism and mat, be slidably installed in the front side of described frame a feed screw nut, and one end of described feed screw nut is fixedly connected with electric machine assembly, and described feed screw nut coordinates with a leading screw vertically placed; Described leading screw is connected with gantry rotation, a worm gear is fixedly mounted on the top of described leading screw, described frame is rotated the worm screw of installation one and worm gear engagement fit, one drive bevel gear and the coaxial setting of described worm screw, described frame is rotated the driven wheel of differential of installation one and drive bevel gear engagement fit, the bevel gear shaft of described driven wheel of differential fixedly mounts a rotating disk, described rotating disk is provided with the handle of a bias; Described feed screw nut, leading screw, worm gear, worm screw, drive bevel gear, driven wheel of differential and bevel gear shaft constitute transmission mechanism;
Be provided with supporting leg in the bottom of described frame, described supporting leg is provided with road wheel;
Be provided with the cutter placed cavity of some accommodation cutters in the side of described frame, be provided with groove in the bottom of described cutter placed cavity, be provided with the mat of hollow in described groove, the inner chamber of described mat matches with cutter;
Pushing hands is provided with at the rear side of described frame.
Further, described mat is circular hollow rubber part, and the inwall of described mat is provided with helicla flute, the blades fit on described helicla flute and cutter.
Further, be provided with an aperture in the bottom of described mat, described aperture coordinates with the cutter shaft of cutter.
Further, described frame is provided with some bearings, described bevel gear shaft is rotatably installed on bearing.
Further, chute is provided with in the front side of described frame, described feed screw nut is slidably mounted in chute, two side relative on front side of described frame is respectively equipped with a strip hole, in described strip hole, be provided with jackscrew, described in one, the threaded one end of jackscrew is provided with upper limit plate wherein, and described in another, the threaded one end of jackscrew installs lower limiting board, described upper limit plate and lower limiting board are all arranged in chute, and described feed screw nut is between upper limit plate and lower limiting board.
Further, described pushing hands is the metal tube of U-shaped.
The invention has the beneficial effects as follows: a kind of hand propelled trench excavator provided by the invention, promotes the movement of whole trench excavator, convenient in carrying by hand-held pushing hands; Arrival is digged pit behind place, and swinging handle just can drive the lifting of feed screw nut by transmission mechanism, electric machine assembly and cutter are fixed on feed screw nut, and then achieve the lifting of cutter.Workman can just can the lifting of drive motors assembly and cutter by less power, saves manpower.Frame arranging upper and lower limiting plate, by regulating the height and position of upper and lower limiting plate, just can change the degree of depth that cutter is digged pit, flexible adjustment, the degree of depth of digging pit is consistent, ensure that dig pit quality and the efficiency of digging pit.
Accompanying drawing explanation
Fig. 1 is outline drawing of the present invention;
Fig. 2 is the partial sectional view of Fig. 1;
Fig. 3 is that A in Fig. 1 is to partial view;
Fig. 4 is the B place partial enlarged drawing in Fig. 1;
Fig. 5 is the C-C sectional view in Fig. 3;
Fig. 6 is the layout schematic diagram of upper limit plate and lower limiting board;
Fig. 7 is driving mechanism schematic diagram;
In figure: 1 electric machine assembly, 11 cutters, 2 frames, 21 supporting legs, 22 road wheels, 23 pushing hands, 24 strip holes, 25 cutter placed cavities, 3 feed screw nuts, 31 leading screws, 32 worm gears, 33 worm screws, 34 drive bevel gear, 35 driven wheels of differential, 36 bearings, 37 bevel gear shafts, 38 rotating disks, 39 handles, 41 lower limiting boards, 42 upper limit plates, 43 jackscrews, 5 bearings, 6 mats, 61 helicla flutes, 62 apertures.
Detailed description of the invention
As shown in Figures 1 to 7, the present invention includes electric machine assembly 1, cutter 11, frame 2, supporting leg 21, road wheel 22, pushing hands 23, transmission mechanism, lower limiting board 41, upper limit plate 42, jackscrew 43, bearing 5 and mat 6, below in conjunction with accompanying drawing, present invention is described.
As shown in Figure 1, frame 2 is main element of the present invention, is provided with four supporting legs 21 in the bottom of frame, be provided with road wheel 22 in the bottom of each supporting leg, be provided with pushing hands 23 in the side of frame, pushing hands is the metal tube of U-shaped, the two ends of pushing hands are fixed in frame, so that the grasping of people.The hand-held pushing hands of people also promotes the movement that frame can realize frame.Be provided with chute in the front side of frame, be slidably fitted with feed screw nut 3 in chute, feed screw nut can slide up and down in chute.Be fixed with electric machine assembly 1 in the one end being placed in the feed screw nut outside chute, electric machine assembly comprises housing, motor and reducer, is installed with cutter 11 at the output of reducer, and cutter comprises cutter shaft and is fixed on the spiral helicine blade of cutter outside.
As shown in Fig. 2, Fig. 7, on front side of frame, be provided with a leading screw 31 vertically placed, the two ends of leading screw are separately fixed in the inner ring of two bearings 5, and two bearings is separately fixed at the upper and lower on front side of support.Fixedly mount a worm gear 32 on the top of leading screw, installation one worm screw 33 is rotated on the top on front side of frame, worm and wheel engagement fit.Worm shaft fixedly mounts a drive bevel gear 34, this drive bevel gear 34 and driven wheel of differential 35 engagement fit be rotatably installed in frame, the bevel gear shaft 37 of driven wheel of differential is rotatably installed in the top on rear side of frame by bearing 36, and the effect of bearing is for bevel gear shaft provides support.A rotating disk 38 is fixed with in one end of bevel gear shaft, rotating disk is provided with the handle 39 of a bias, the rotation of rotating disk is realized by swinging handle, and then drive the rotation of bevel gear shaft, driven wheel of differential, drive bevel gear, worm screw, worm gear and leading screw, finally realize rising or the decline of feed screw nut.The rising of feed screw nut or decline, drive electric machine assembly and cutter to rise or decline.Feed screw nut, leading screw, worm gear, worm screw, drive bevel gear, driven wheel of differential and bevel gear shaft constitute transmission mechanism.
For realizing the restriction to feed screw nut rising or down position, a strip hole 24 is respectively equipped with in the left and right sides of frame, as shown in Fig. 4, Fig. 6, a jackscrew 43 is respectively equipped with in each strip hole, two jackscrews coordinate respectively and is provided with upper limit plate 42 and lower limiting board 41, upper limit plate is positioned at the top of lower limiting board.Upper and lower limiting plate is all placed in chute, and feed screw nut is placed between upper limit plate and lower limiting board.The position that can realize upper limit plate and lower limiting board when screwing jackscrew is fixed, and when needing the position regulating upper and lower limiting plate, only needs to unclamp jackscrew, upper limit plate or lower limiting board is moved up and down, and then locking jackscrew.Change the height and position of upper limit plate and lower limiting board, the stroke of feed screw nut can be changed, and then regulate the degree of depth of digging pit.
As shown in Figure 1, Figure 3, a cutter placed cavity 25 is provided with in the side of frame, circular groove is provided with in the bottom of cutter placed cavity, be provided with mat 6 in a groove, as shown in Figure 5, mat is circular hollow rubber part, and the inwall of mat is provided with helicla flute 61, aperture 62 is provided with, the intracavity inter-connection of this aperture and mat in the bottom of mat.Do not use during trench excavator and cutter is placed in cutter placed cavity, and the tip of cutter is placed in mat, the blade of cutter is placed in helicla flute, to realize the protection to cutter blade.Also can place the cutter of different size in different cutter placed cavities, to dig out the heatable adobe sleeping platform of different-diameter.
During use, hold pushing hands, then promote the walking of whole trench excavator.Arrival appointment is digged pit behind place, starting switch makes electric machine assembly work strip cutter rotate, then turning handle makes electric machine assembly vertically decline, now, cutter rotates while decline, until after feed screw nut contacts with lower limiting board, cutter stops declining, now, cutter digs out the heatable adobe sleeping platform of certain depth.Rotate backward handle, make electric machine assembly increase, until feed screw nut contacts with upper limit plate, now, cutter is extracted from soil, just completes operation of once digging pit.
Claims (6)
1. a hand propelled trench excavator, comprise electric machine assembly and cutter, described cutter is fixed on the output of electric machine assembly, it is characterized in that, also comprise frame, transmission mechanism and mat, be slidably installed in the front side of described frame a feed screw nut, and one end of described feed screw nut is fixedly connected with electric machine assembly, and described feed screw nut coordinates with a leading screw vertically placed; Described leading screw is connected with gantry rotation, a worm gear is fixedly mounted on the top of described leading screw, described frame is rotated the worm screw of installation one and worm gear engagement fit, one drive bevel gear and the coaxial setting of described worm screw, described frame is rotated the driven wheel of differential of installation one and drive bevel gear engagement fit, the bevel gear shaft of described driven wheel of differential fixedly mounts a rotating disk, described rotating disk is provided with the handle of a bias; Described feed screw nut, leading screw, worm gear, worm screw, drive bevel gear, driven wheel of differential and bevel gear shaft constitute transmission mechanism;
Be provided with supporting leg in the bottom of described frame, described supporting leg is provided with road wheel;
Be provided with the cutter placed cavity of some accommodation cutters in the side of described frame, be provided with groove in the bottom of described cutter placed cavity, be provided with the mat of hollow in described groove, the inner chamber of described mat matches with cutter;
Pushing hands is provided with at the rear side of described frame.
2. a kind of hand propelled trench excavator according to claim 1, is characterized in that, described mat is circular hollow rubber part, and the inwall of described mat is provided with helicla flute, the blades fit on described helicla flute and cutter.
3. a kind of hand propelled trench excavator according to claim 2, is characterized in that, be provided with an aperture in the bottom of described mat, described aperture coordinates with the cutter shaft of cutter.
4. according to a kind of hand propelled trench excavator that claim 1 is stated, it is characterized in that, described frame is provided with some bearings, and described bevel gear shaft is rotatably installed on bearing.
5. a kind of hand propelled trench excavator according to claim 1, it is characterized in that, chute is provided with in the front side of described frame, described feed screw nut is slidably mounted in chute, two side relative on front side of described frame is respectively equipped with a strip hole, jackscrew is provided with in described strip hole, described in one, the threaded one end of jackscrew is provided with upper limit plate wherein, described in another, the threaded one end of jackscrew installs lower limiting board, described upper limit plate and lower limiting board are all arranged in chute, and described feed screw nut is between upper limit plate and lower limiting board.
6. according to a kind of hand propelled trench excavator that claim 1 is stated, it is characterized in that, described pushing hands is the metal tube of U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510117547.4A CN104695861A (en) | 2015-03-18 | 2015-03-18 | Hand-push type trench excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510117547.4A CN104695861A (en) | 2015-03-18 | 2015-03-18 | Hand-push type trench excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104695861A true CN104695861A (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510117547.4A Pending CN104695861A (en) | 2015-03-18 | 2015-03-18 | Hand-push type trench excavator |
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| CN (1) | CN104695861A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105474832A (en) * | 2015-12-17 | 2016-04-13 | 重庆东源农业开发有限公司 | Punching device capable of adjusting hole length |
| CN107182369A (en) * | 2017-04-28 | 2017-09-22 | 赤水市亿成生物科技有限公司 | Rhizoma Gastrodiae pit-picker |
| CN107369960A (en) * | 2017-08-26 | 2017-11-21 | 汪任斌 | A kind of dust catcher device |
| CN107593040A (en) * | 2017-11-02 | 2018-01-19 | 胡经宇 | A kind of seedling growth pit-picker |
| CN108093756A (en) * | 2017-12-25 | 2018-06-01 | 郑州国知网络技术有限公司 | A kind of quick digging apparatus in gardens based on screw-driven |
| CN108518180A (en) * | 2018-02-09 | 2018-09-11 | 国网山东省电力公司经济技术研究院 | Electric field construction water bores |
| CN109005757A (en) * | 2018-06-23 | 2018-12-18 | 合肥海银生态农业有限公司 | A kind of adjustable seedling growth is digged pit equipment |
| CN109162637A (en) * | 2018-09-17 | 2019-01-08 | 宛兴友 | Drilling rig is used in a kind of mining |
| CN109973013A (en) * | 2019-04-02 | 2019-07-05 | 苏州水环岩土科技有限公司 | A kind of quick excavating gear of shallow depth and method |
| CN111395974A (en) * | 2020-05-21 | 2020-07-10 | 何学峰 | Rotary drilling rig for mounting electric pole for electric power construction |
| CN112982520A (en) * | 2021-02-03 | 2021-06-18 | 泰州新润辰建设工程有限公司 | Construction device and process for municipal civil engineering |
| CN114902837A (en) * | 2022-04-29 | 2022-08-16 | 唐山学院 | Agricultural digging device |
-
2015
- 2015-03-18 CN CN201510117547.4A patent/CN104695861A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105474832A (en) * | 2015-12-17 | 2016-04-13 | 重庆东源农业开发有限公司 | Punching device capable of adjusting hole length |
| CN107182369A (en) * | 2017-04-28 | 2017-09-22 | 赤水市亿成生物科技有限公司 | Rhizoma Gastrodiae pit-picker |
| CN107369960A (en) * | 2017-08-26 | 2017-11-21 | 汪任斌 | A kind of dust catcher device |
| CN107593040A (en) * | 2017-11-02 | 2018-01-19 | 胡经宇 | A kind of seedling growth pit-picker |
| CN108093756A (en) * | 2017-12-25 | 2018-06-01 | 郑州国知网络技术有限公司 | A kind of quick digging apparatus in gardens based on screw-driven |
| CN108518180A (en) * | 2018-02-09 | 2018-09-11 | 国网山东省电力公司经济技术研究院 | Electric field construction water bores |
| CN109005757A (en) * | 2018-06-23 | 2018-12-18 | 合肥海银生态农业有限公司 | A kind of adjustable seedling growth is digged pit equipment |
| CN109162637A (en) * | 2018-09-17 | 2019-01-08 | 宛兴友 | Drilling rig is used in a kind of mining |
| CN109973013A (en) * | 2019-04-02 | 2019-07-05 | 苏州水环岩土科技有限公司 | A kind of quick excavating gear of shallow depth and method |
| CN111395974A (en) * | 2020-05-21 | 2020-07-10 | 何学峰 | Rotary drilling rig for mounting electric pole for electric power construction |
| CN112982520A (en) * | 2021-02-03 | 2021-06-18 | 泰州新润辰建设工程有限公司 | Construction device and process for municipal civil engineering |
| CN114902837A (en) * | 2022-04-29 | 2022-08-16 | 唐山学院 | Agricultural digging device |
| CN114902837B (en) * | 2022-04-29 | 2024-01-30 | 唐山学院 | Agricultural digging device |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150610 |
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| RJ01 | Rejection of invention patent application after publication |