CN203505060U - Hand-pushed mower with cutting height adjustable - Google Patents

Hand-pushed mower with cutting height adjustable Download PDF

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Publication number
CN203505060U
CN203505060U CN201320589601.1U CN201320589601U CN203505060U CN 203505060 U CN203505060 U CN 203505060U CN 201320589601 U CN201320589601 U CN 201320589601U CN 203505060 U CN203505060 U CN 203505060U
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CN
China
Prior art keywords
heighten
axle
height
heightening
lock knob
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Expired - Lifetime
Application number
CN201320589601.1U
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Chinese (zh)
Inventor
李晓中
易亮
陈由飞
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CIXI CITY BEST POWER TOOLS Co Ltd
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CIXI CITY BEST POWER TOOLS Co Ltd
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Priority to CN201320589601.1U priority Critical patent/CN203505060U/en
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Abstract

The utility model discloses a hand-pushed mower with the cutting height adjustable. The hand-pushed mower comprises a main machine with a main machine case, and a front axle assembly arranged on the front of the main machine. The front axle assembly comprises idler wheels located on the two sides and a connecting axle for connecting the idler wheels, and the connecting axle can rotate relative to the main machine case and is relatively fixed in position. The hand-pushed mower is characterized in that the hand-pushed mower further comprises a height adjusting mechanism used for adjusting the height of the main machine, the height adjusting mechanism comprises a longitudinally extending height adjusting shaft, and a height adjusting deadbolt which drives the height adjusting shaft to rotate and can be locked to the main machine case, a first bevel gear is arranged at the tail end of the height adjusting shaft, the connecting axle and the center of each idler wheel are not coaxial, a second bevel gear meshed with the first bevel gear is arranged on the connecting axle in a penetrating mode, and a height adjusting spring for pressing down the height adjusting shaft and pressing up the height adjusting deadbolt is arranged between the height adjusting shaft and the height adjusting deadbolt. Through the arrangement of the height adjusting mechanism, the height of the main machine can be adjusted according to different lawn conditions, and thus a good mowing effect can be achieved.

Description

The hand-push type mower that cutting-height is adjustable
Technical field
The utility model relates to a kind of hand-push type mower, the adjustable hand-push type mower of especially a kind of cutting-height.
Background technology
Mower be a kind of for cutting the grass on a lawn, the common machine tool of vegetation etc., generally including cutterhead, engine, road wheel, running gear, blade, handrail, control part grades, blade utilizes the High Rotation Speed of engine to cut, saved the weeding time, reduced a large amount of human resources, obtained using widely.
As the application number Chinese patent application that is 201210277003.0, a kind of hay mower is disclosed, comprise frame, road wheel, stationary knife, hobboing cutter and the hand-pushing handle being connected with frame, two road wheels divide and are located at frame both sides, the two ends of a cutter shaft connect one to one with two road wheels through after the framework lateral plate of frame both sides respectively, between each road wheel and cutter shaft, be equipped with transmission mechanism, stationary knife is fixedly connected with framework lateral plate, and hobboing cutter is arranged on cutter shaft and with stationary knife and forms shear gap.Above-mentioned this hay mower, although can regulate the gap of hobboing cutter and stationary knife for different lawn situations, can not carry out the adjustment of tool holder height, and the effect of weeding is affected.
Utility model content
Technical problem to be solved in the utility model is the problem existing for above-mentioned prior art, provides a kind of cutting-height adjustable hand-push type mower, can regulate the height of mainframe, thereby meet different cutting demands.
The utility model solves the problems of the technologies described above adopted technical scheme: the hand-push type mower that a kind of cutting-height is adjustable, comprise the main frame with main case, with the front axle assembly that is arranged on main frame front portion, described front axle assembly comprises the roller that is positioned at both sides and the connecting axle that connects roller, described connecting axle can relative to described main case rotate and position relatively fixing, it is characterized in that, also comprise for regulating the height adjustment mechanism of height of main frame, described height adjustment mechanism comprises the extending longitudinally axle of heightening, drive heighten that axle rotates and can with the lock knob of heightening of described main case locking, the described the tip of the axis of heightening is provided with the first umbrella tooth, described connecting axle and described roller center disalignment, on described connecting axle, be equipped with the second umbrella tooth with described the first umbrella tooth engagement, described heighten axle and heighten between lock knob, be provided with that axle presses down and will heighten the spring of heightening of pressing on lock knob by heightening.
Described height adjustment mechanism also comprise with main case fixing heighten lock, the described lock knob of heightening comprises the columniform discoid lock knob seat of heightening that lock knob axle and being positioned at is heightened lock knob axle bottom of heightening, the described lock knob axle of heightening is upward through and heightens lock to main case top, the described lock knob seat of heightening is provided with the first waveform tooth of circumferential directions towards the one side of heightening lock, the described lock of heightening is provided with the second waveform tooth coordinating with the first waveform tooth towards the one side of heightening lock knob seat, heighten thus lock knob turn over arbitrarily angled can with heighten lock locking.
The described upper end of heightening lock knob has external screw thread, is threaded with the height adjustment knob of main case top, by rotation height adjustment knob, rotatably heightens lock knob.
The described lock of heightening is placed in and heightens in case and fixing, described in heighten case and main case is fixed, make to heighten lock knob can be indirectly and main case at any locking gear level.
The described top of heightening axle is flat, describedly heighten the top that spring housing is located at described flat, the lower end butt on one end and flat top, the other end with described in heighten the bottom surface butt of lock knob seat, keep the engagement of heightening the locking of button and heightening the umbrella tooth of axle.
Described roller center is provided with roller shaft, between the end of described roller shaft and connecting axle respective end, be connected with the brace with certain length, connecting axle and roller shaft disalignment, when connecting axle rotates, the relative position of adjustable roller and main case, also regulate the distance on main case and ground.
In described main case, be provided with bracket assembly, described bracket assembly is provided with hobboing cutter assembly and is positioned at the quiet cutter assembly of hobboing cutter assembly below, described hobboing cutter assembly is rotationally connected by cutter shaft and bracket assembly, by the High Rotation Speed of hobboing cutter assembly and the cutting edge of quiet cutter assembly, cuts.
The two ends of described hobboing cutter assembly are respectively equipped with the hobboing cutter keeper fixing with bracket assembly, described cutter shaft is through hobboing cutter keeper, the two ends of described quiet cutter assembly are respectively equipped with regulating spring, the end butt of one end of described regulating spring and quiet cutter assembly, the other end and hobboing cutter keeper butt, in described regulating spring, be provided with adjusting bolt, the two ends of described adjusting bolt are threaded with end and the hobboing cutter keeper of quiet cutter assembly respectively, by rotation adjusting bolt, the gap between adjustable hobboing cutter assembly and quiet cutter assembly.
Compared with prior art, the utility model has the advantage of: between main case and front axle assembly, height adjustment mechanism is set, can for different lawn situations, regulates the height of main frame, to obtain good herbicidal effect; Gap between quiet cutter assembly and hobboing cutter assembly is adjustable, has further improved herbicidal effect.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of hand-push type mower of the present utility model;
Fig. 2 is the exploded structural representation of mower;
Fig. 3 is the decomposition texture schematic diagram of height adjustment mechanism;
Fig. 4 is the decomposition texture schematic diagram of main frame;
Fig. 5 is the schematic diagram of knife rest assembly;
Fig. 6 is the schematic diagram (with Fig. 5 different angles) of knife rest assembly.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Referring to Fig. 1, the hand-push type mower that a kind of cutting-height is adjustable, comprises main frame 1, is arranged on the main frame 1 upwardly extending handle 2 in both sides, is arranged on front axle assembly 3 and the height adjustment mechanism 4 of main frame 1 front portion.
Referring to Fig. 2 and Fig. 3, main frame 1 comprises main case 11, the front portion of main case 11 offers perforate 12, to height adjustment mechanism 4 is set, front axle assembly 3 is located at main frame 1 lower front, comprise and be positioned at the roller 31 of both sides for walking, be located at two connecting axles 32 between roller 31, roller 31 centers are provided with roller shaft 33, between the end of roller shaft 33 and connecting axle 32 respective end, be connected with the brace 34 with certain length, make connecting axle 32 and roller 31 center disalignments, between connecting axle 32 and main case 11, can make both positions relative fixing by compressing tablet etc.
Height adjustment mechanism 4 comprises heightens lock 41, heightens lock knob 42, heightens spring 43, heightens case 44, and heightens axle 45.
Heightening lock knob 42 comprises and columniformly heightens lock knob axle 421 and be positioned at the discoid lock knob seat 422 of heightening of heightening lock knob axle 421 bottoms, the upper end of heightening lock knob axle 421 has external screw thread, be upward through and heighten lock 41 and be threaded with the height adjustment knob 45 that is positioned at perforation 12 tops on main case 11, heighten lock knob seat 422 and towards the one side of heightening lock 41, be provided with the first waveform tooth 423 of circumferential directions, accordingly, heighten lock 41 and towards the one side of heightening lock knob seat 422, be provided with the second waveform tooth 411 coordinating with the first waveform tooth 423.
Heightening lock 41 is placed in and heightens in case 44 and fixing, heighten case 44 fixing with main case 11, the extending longitudinally axle 45 of heightening is flat through the top of heightening case 44, with heighten lock knob seat 422 and connect and synchronize rotation, heightening spring 43 is arranged in this part, the lower end butt of its one end and flat part, one end and the bottom surface butt of heightening lock knob seat 422.The bottom of heightening axle 45 is provided with the first umbrella tooth 451, and with the second umbrella tooth 35 engagements that are located on connecting axle 32, the second umbrella tooth 35 is located on connecting axle 32 and fixes.One end of heightening spring 43 will be heightened lock knob 42 and press to and heighten lock 41, and the other end will be heightened axle 45 and press to the second umbrella tooth 35.
Referring to Fig. 4-Fig. 6, in main case 11, be provided with bracket assembly 13, bracket assembly 13 is provided with drive motors 131, and hobboing cutter assembly 132 is rotationally connected by cutter shaft 133 and bracket assembly 13, and is driven and rotated by transmission mechanism (as belt pulley) by drive motors 131.
Cutter shaft 133 two ends are provided with the hobboing cutter keeper 134 fixing with bracket assembly 13, and cutter shaft 133 is through hobboing cutter keeper 134, and cutter shaft 133 is fixed with bracket assembly 13 relative positions thus.Hobboing cutter assembly 132 belows are provided with quiet cutter assembly 135, the two ends of quiet cutter assembly 135 are respectively equipped with regulating spring 136, the end butt of one end of regulating spring 136 and quiet cutter assembly 135, the other end and hobboing cutter keeper 134 butts, adjusting bolt 137 penetrates in regulating spring 136, and its two ends are threaded with end and the hobboing cutter keeper 134 of quiet cutter assembly 135 respectively.Thus, by rotation adjusting bolt 137, make its position change to regulate the gap between quiet cutter assembly 135 and hobboing cutter assembly 132, to tackle the needs on different growing ways, landform lawn, the effect that makes to mow reaches optimum state.
During adjusting, by rotation height adjustment knob 45, thereby making to heighten lock knob 42 rotates, heighten spring 43 compressions, drive thus and heighten axle 45 rotations, by intermeshing the first umbrella tooth 451 and the second umbrella tooth 35, the connecting axle fixing with the second umbrella tooth 35 32 rotated, because connecting axle 32 and the relative position of main case 11 are fixed, and connecting axle 32 and roller 31 disalignments, when connecting axle 32 rotates, roller 31 changes with longitudinal relative position of main frame 1, thereby regulate the distance on main frame 1 and ground, regulate the distance on the interior quiet cutter of main frame 1 and hobboing cutter and ground, to tackle different lawn situations.Owing to heightening lock knob seat 422, towards the one side of heightening lock 41, be provided with the first waveform tooth 423, heighten lock 41 and be provided with the second waveform tooth 411 towards the one side of heightening lock knob seat 422, two waveform teeth can be worked in coordination, and after relatively rotating certain angle, by waveform tooth, lock current gear.
During work, drive motors 131 drives 132 rotations of hobboing cutter assembly by belt pulley, and the distance of its blade cutting edge and quiet cutter assembly 135 blade cutting edges is 0.1～0.15mm, by hobboing cutter assembly 132 High Rotation Speeds and quiet cutter assembly 135 cutting edges, shears to realize mowing.
The foregoing is only preferred embodiment of the present utility model; it should be pointed out that for the ordinary skill in the art, do not departing under principle prerequisite of the present utility model; can also make various deformation and improvement, this also should be considered as protection domain of the present utility model.

Claims (8)

1. the hand-push type mower that cutting-height is adjustable, comprise the there is main case main frame (1) of (11), with the front axle assembly (3) that is arranged on main frame (1) front portion, described front axle assembly (3) comprises the connecting axle (32) that is positioned at the roller (31) of both sides and connects roller (31), described connecting axle (32) can relative to described main case (11) rotate and position relatively fixing, it is characterized in that, also comprise for regulating the height adjustment mechanism (4) of main frame (1) height, described height adjustment mechanism (4) comprises the extending longitudinally axle (45) of heightening, drive heighten that axle (45) rotates and can with described main case (11) locking heighten lock knob (42), the described end of heightening axle (45) is provided with the first umbrella tooth (451), described connecting axle (32) and described roller (31) center disalignment, on described connecting axle (32), be equipped with the second umbrella tooth (35) with described the first umbrella tooth (451) engagement, described heighten axle (45) and heighten between lock knob (42), be provided with by heighten axle (45) press down and will heighten lock knob (42) upper press heighten spring (43).
2. the adjustable hand-push type mower of cutting-height as claimed in claim 1, it is characterized in that, described height adjustment mechanism (4) also comprise with main case (11) fixing heighten lock (41), the described lock knob (42) of heightening comprises and columniformly heightens lock knob axle (421) and be positioned at the discoid lock knob seat (422) of heightening of heightening lock knob axle (421) bottom, the described lock knob axle (421) of heightening is upward through and heightens lock (41) to main case (11) top, the described lock knob seat (422) of heightening is provided with the first waveform tooth (423) of circumferential directions towards the one side of heightening lock (41), the described lock (41) of heightening is provided with the second waveform tooth (411) coordinating with the first waveform tooth (423) towards the one side of heightening lock knob seat (422).
3. the adjustable hand-push type mower of cutting-height as claimed in claim 2, is characterized in that, described in heighten lock knob (42) upper end there is external screw thread, be threaded with the height adjustment knob (45) of main case (11) top.
4. the adjustable hand-push type mower of cutting-height as claimed in claim 2, is characterized in that, described in heighten lock (41) and be placed in and heighten in case (44) and fixing, described in to heighten case (41) fixing with main case (11).
5. the adjustable hand-push type mower of cutting-height as claimed in claim 2, it is characterized in that, the described top of heightening axle (45) is flat, describedly heighten the top that spring (43) is set in described flat, the lower end butt on one end and flat top, the other end with described in heighten the bottom surface butt of lock knob seat (422).
6. the adjustable hand-push type mower of cutting-height as described in any one in claim 1-5, it is characterized in that, described roller (31) center is provided with roller shaft (33), between the end of described roller shaft (33) and connecting axle (32) respective end, is connected with the brace (34) with certain length.
7. the adjustable hand-push type mower of cutting-height as claimed in claim 1, it is characterized in that, in described main case (11), be provided with bracket assembly (13), described bracket assembly (13) is provided with hobboing cutter assembly (132) and is positioned at the quiet cutter assembly (135) of hobboing cutter assembly (132) below, and described hobboing cutter assembly (132) is rotationally connected by cutter shaft (133) and bracket assembly (132).
8. the adjustable hand-push type mower of cutting-height as claimed in claim 7, it is characterized in that, the two ends of described hobboing cutter assembly (132) are respectively equipped with the hobboing cutter keeper (134) fixing with bracket assembly (13), described cutter shaft (133) is through hobboing cutter keeper (134), the two ends of described quiet cutter assembly (135) are respectively equipped with regulating spring (136), the end butt of one end of described regulating spring (136) and quiet cutter assembly (135), the other end and hobboing cutter keeper (134) butt, in described regulating spring (136), be provided with adjusting bolt (137), the two ends of described adjusting bolt (137) are threaded with end and the hobboing cutter keeper (134) of quiet cutter assembly (135) respectively.
CN201320589601.1U 2013-09-24 2013-09-24 Hand-pushed mower with cutting height adjustable Expired - Lifetime CN203505060U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320589601.1U CN203505060U (en) 2013-09-24 2013-09-24 Hand-pushed mower with cutting height adjustable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320589601.1U CN203505060U (en) 2013-09-24 2013-09-24 Hand-pushed mower with cutting height adjustable

Publications (1)

Publication Number Publication Date
CN203505060U true CN203505060U (en) 2014-04-02

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104012234A (en) * 2014-06-18 2014-09-03 溯洄（上海）设计咨询有限公司 Manual lawn mower with adjustable height
CN104982141A (en) * 2015-07-17 2015-10-21 苏州金威特工具有限公司 Hay mower with height adjustable blade
CN107690938A (en) * 2017-10-26 2018-02-16 湖北工业大学 A kind of hay mover with arrangement for adjusting height
CN108706047A (en) * 2018-06-25 2018-10-26 汕头大学 A kind of unpowered weeding trolley based on using solar energy

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104012234A (en) * 2014-06-18 2014-09-03 溯洄（上海）设计咨询有限公司 Manual lawn mower with adjustable height
CN104012234B (en) * 2014-06-18 2015-10-28 溯洄（上海）设计咨询有限公司 A kind of Height Adjustable manual mower
CN104982141A (en) * 2015-07-17 2015-10-21 苏州金威特工具有限公司 Hay mower with height adjustable blade
CN107690938A (en) * 2017-10-26 2018-02-16 湖北工业大学 A kind of hay mover with arrangement for adjusting height
CN107690938B (en) * 2017-10-26 2023-10-10 湖北工业大学 Mower with height adjusting device
CN108706047A (en) * 2018-06-25 2018-10-26 汕头大学 A kind of unpowered weeding trolley based on using solar energy
CN108706047B (en) * 2018-06-25 2023-06-20 汕头大学 Unpowered weeding trolley based on solar energy utilization

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Granted publication date: 20140402