CN207460816U - A kind of grass trimmer convenient for adjusting height - Google Patents

Abstract

The utility model is related to mechanical equipment technical fields, and disclose a kind of grass trimmer convenient for adjusting height, including apparatus body, the inner bottom wall of apparatus body is fixedly connected with motor, the output terminal of motor is fixedly connected with transmission shaft, the one end of transmission shaft far from motor is run through and extends to the outside of apparatus body, and one end that transmission shaft is located at outside apparatus body is fixedly connected with blade.This is convenient for the grass trimmer for adjusting height, pass through the support plate of setting, under the action of connecting rod, sliding block can be made to be slided to both sides, in the case of stress, spring drives support plate to reset by the elastic force of itself, so as to play the role of damping, it can ensure to travel on the various road surfaces jolted, under the action of gear, rotate release handle, the height of pillar can be adjusted, so as to be adjusted, while also avoid colliding with some invisible barriers according to the height of required trimming grass, lead to the situation of breaks down.

Description

A kind of grass trimmer convenient for adjusting height

Technical field

The utility model is related to mechanical equipment technical field, specially a kind of grass trimmers convenient for adjusting height.

Background technology

Grass trimmer is also known as weeder, grass mower, lawn mower etc., grass trimmer be it is a kind of for cutting the grass on a lawn, vegetation etc. Machine tool, Development of Agricultural Mechanization improves working efficiency and improves agricultural production efficiency, big in our such a agriculturals State seems that it, for tool of the important grass trimmer as important role in agricultural production, has the yield of crops most directly It influences, its invention is a much progress of human civilization.

At present, existing grass trimmer on the market, it is impossible to height is adjusted, so cannot be controlled in the depth to grass trimming, Sometimes due to grass blocks, the stone of the inside is not easy to find, will collide blade, leads to the damage of blade, and equipment can not be after Continuous work, when meeting uneven road surface on occasion, because of the gravity of grass trimmer itself, causes idler wheel that can not smoothly move, leads It causes to mow inefficient.

Utility model content

（One）The technical issues of solution

In view of the deficiencies of the prior art, the utility model provides a kind of convenient for adjusting the grass trimmer of height, has adjustable The advantages that section height, avoids colliding with barrier, damping, height can not be adjusted by solving, so to grass trimming Depth cannot control, sometimes due to grass blocks, the stone of the inside is not easy to find, will collide blade, leads to the damage of blade Bad, equipment can not work on, when meeting uneven road surface on occasion, because the gravity of grass trimmer itself, causes idler wheel can not It is smoothly mobile, cause to mow it is inefficient the problem of.

（Two）Technical solution

To realize above-mentioned adjustable height, avoid colliding with barrier, damping purpose, the utility model provides as follows Technical solution：A kind of grass trimmer convenient for adjusting height, including apparatus body, the inner bottom wall of the apparatus body is fixedly connected with Motor, the output terminal of the motor are fixedly connected with transmission shaft, and the one end of the transmission shaft far from motor, which is run through and extended to, to be set The outside of standby ontology, one end that the transmission shaft is located at outside apparatus body are fixedly connected with blade, and the apparatus body is just Face and the back side are fixedly connected with there are two symmetrical fixed seat, and the inner roof wall of the fixed seat is fixedly mounted that there are two symmetrical Sliding rail, the bottom of the sliding rail offers sliding slot, and the inside of the sliding rail is connected with the first sliding block, two first sliding blocks Back be fixedly connected with spring, the bottom movable sleeve of the fixed seat is connected to support column, and the top of the support column is consolidated Surely support plate is connected with, the both ends of the support plate have been fixedly connected with the second sliding block, the back of two second sliding blocks It is in contact with the inner wall of fixed seat, bearing block is fixedly connected at the top of the support plate, the top of the bearing block, which is fixed, to be connected It connects there are two symmetrical connecting rod, the one end of the connecting rod far from bearing block is fixedly connected with the bottom of the first sliding block, institute The bottom for stating support column is fixedly connected with pillar, and the back of two pillars is fixedly connected with rack, the bottom of the pillar Portion's movable sleeve is connected to fixed plate, and the back of two fixed plates offers opening, and the back side of the fixed plate is fixedly connected There is first support, one end movable sleeve of the first support far from fixed plate is connected to shaft, the outer surface fixing sleeve of the shaft Release handle is connected to, the outer surface of the shaft has been fixedly attached gear, the wheel and rack engagement.

Preferably, the bottom of the fixed plate is fixedly connected with second support, and the lower end of the second support is hinged with rolling Wheel.

Preferably, push rod is fixedly connected at the top of the apparatus body, the one end of the push rod far from apparatus body is consolidated Surely it is connected with handle.

Preferably, the gear is connected to the inside of opening, and the length value being open is more than the diameter value of gear.

Preferably, the bottom of second sliding block is fixedly connected with elastic rod, the bottom of the elastic rod and fixed seat Inner bottom wall is fixedly connected.

Preferably, the level height of the blade is more than the level height of idler wheel, the top of the blade and apparatus body Bottom between there are gaps.

（Three）Advantageous effect

Compared with prior art, the utility model provides a kind of convenient for adjusting the grass trimmer of height, has following beneficial Effect：

1st, by the support plate of setting, under the action of connecting rod, it should can make sliding block convenient for the grass trimmer for adjusting height It is slided to both sides, in the case of stress, spring drives support plate to reset by the elastic force of itself, so as to play the work of damping With can ensure to travel on the various road surfaces jolted.

2nd, by the fixed plate of setting, under the action of gear, release handle should be rotated convenient for the grass trimmer for adjusting height, The height of pillar can be adjusted, so as to according to it is required trimming grass height be adjusted, while also avoid with Some invisible barriers collide, and lead to the situation of breaks down.

Description of the drawings

Fig. 1 is the front view of the utility model device ontology；

Fig. 2 is the sectional view of the utility model fixed seat；

Fig. 3 is the rearview of the utility model fixed plate.

In figure：1 apparatus body, 2 motors, 3 transmission shafts, 4 blades, 5 fixed seats, 6 sliding rails, 7 sliding slots, 8 first sliding blocks, 9 bullets Spring, 10 support columns, 11 support plates, 12 second sliding blocks, 13 bearing blocks, 14 connecting rods, 15 pillars, 16 racks, 17 fixed plates, 18 are opened Mouth, 19 first supports, 20 shafts, 21 release handles, 22 gears, 23 push rods.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, a kind of grass trimmer convenient for adjusting height, including apparatus body 1, the inner bottom wall of apparatus body 1 Motor 2 is fixedly connected with, the output terminal of motor 2 is fixedly connected with transmission shaft 3, and the one end of transmission shaft 3 far from motor 2 is run through and prolonged The outside of apparatus body 1 is extended to, one end that transmission shaft 3 is located at outside apparatus body 1 is fixedly connected with blade 4, the level of blade 4 Highly it is more than the level height of idler wheel, it is excessively near with ground distance when equipment is moved to avoid blade 4, leads to blade 4 and ground Or the situation that barrier directly collides, it ensure that the normal use of blade 4, the top of blade 4 and the bottom of apparatus body 1 Between there are gap, avoid and collide between the bottom of blade 4 and apparatus body 1, blade 4 is caused to damage, apparatus body 1 Front and back be fixedly connected with there are two symmetrical fixed seat 5, the inner roof wall of fixed seat 5 is fixedly mounted that there are two opposite The sliding rail 6 of title, the bottom of sliding rail 6 offer sliding slot 7, and the inside of sliding rail 6 is connected with the first sliding block 8, the phase of two the first sliding blocks 8 The back side has been fixedly connected with spring 9, can carry out effective damping to apparatus body 1, ensure that apparatus body 1 in bumpy sections Stability when mobile, the bottom movable sleeve of fixed seat 5 are connected to support column 10, and the top of support column 10 is fixedly connected with support plate 11, the both ends of support plate 11 have been fixedly connected with the second sliding block 12, and the bottom of the second sliding block 12 is fixedly connected with elastic rod, elasticity The bottom of bar is fixedly connected with the inner bottom wall of fixed seat 5, effective damping can be carried out to support plate 11, while to support plate 11 It is effectively fixed, the back of two the second sliding blocks 12 is in contact with the inner wall of fixed seat 5, can increase by the second sliding block 12 The flexibility coordinated between 5 inner wall of fixed seat, the top of support plate 11 are fixedly connected with bearing block 13, and two can be connected Bar 14 is fixed, and ensure that the stability between support plate 11 and fixed seat 5, there are two the top of bearing block 13 is fixedly connected Symmetrical connecting rod 14, the one end of connecting rod 14 far from bearing block 13 are fixedly connected with the bottom of the first sliding block 8, support column 10 Bottom be fixedly connected with pillar 15, the back of two pillars 15 is fixedly connected with rack 16, can be in the drive of gear 22 Under, apparatus body 1 is effectively adjusted the working efficiency for required height, making grass trimmer by the height of adjustment equipment ontology 1 Higher, the bottom movable sleeve of pillar 15 are connected to fixed plate 17, and the bottom of fixed plate 17 is fixedly connected with second support, second support Lower end be hinged with idler wheel, the back of two fixed plates 17 offers opening 18, and the back side of fixed plate 17 is fixedly connected with One stent 19, one end movable sleeve of the first support 19 far from fixed plate 17 are connected to shaft 20, and the outer surface of shaft 20 is fixedly attached There is release handle 21, facilitate the operation of staff, improve the efficiency of work, the outer surface of shaft 20 has been fixedly attached gear 22, gear 22 is connected to the inside of opening 18, and the length value of opening 18 is more than the diameter value of gear 22, avoids gear 22 and exists During rotation, blocking of the fixed plate 17 to gear 22 ensure that flexibility of the gear 22 in rotation, and gear 22 is nibbled with rack 16 It closes, the top of apparatus body 1 is fixedly connected with push rod 23, and the one end of push rod 23 far from apparatus body 1 is fixedly connected with handle, side Promotion of the staff to equipment, when operation it is more laborsaving.

During work, release handle 21 is rotated, gear 22 drives pillar 15 to rise, apparatus body 1 is adjusted to required height Degree, in the process of moving, when encountering bumpy sections, fixed seat 5 moves down, and connecting rod 14 withstands support plate 11, and second 12 upward sliding of sliding block, the first sliding block 8 in sliding rail 6 are moved to both sides, and spring 9 is shunk, and subsequent spring 9 is answered by own resilient Position, the first sliding block 8 move towards, and elastic rod pulls the second sliding block 12 to shrink, and support plate 11 resets, and achievees the effect that damping.

It in conclusion should be convenient for the grass trimmer of adjusting height, by the support plate 11 of setting, in the effect of connecting rod 14 Under, the first sliding block 8 can be made to be slided to both sides, in the case of stress, spring 9 drives support plate 11 multiple by the elastic force of itself Position, so as to play the role of damping, can ensure to travel on the various road surfaces jolted, by the fixed plate 17 of setting, in tooth Under the action of wheel 22, release handle 21 is rotated, the height of pillar 15 can be adjusted, so as to according to required trimming grass It is highly adjusted, while also avoids colliding with some invisible barriers, the situation that blade 4 is caused to damage, solution Height can not be adjusted by having determined, so cannot be controlled in the depth to grass trimming, sometimes due to grass blocks, the stone of the inside is not Easily find, will collide blade 4, lead to the damage of blade 4, equipment can not work on, when meeting uneven road surface on occasion, Because the gravity of grass trimmer itself causes idler wheel that can not smoothly move, cause mow it is inefficient the problem of.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any this practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant are intended to Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. it is a kind of convenient for adjusting the grass trimmer of height, including apparatus body（1）, it is characterised in that：The apparatus body（1）It is interior Bottom wall is fixedly connected with motor（2）, the motor（2）Output terminal be fixedly connected with transmission shaft（3）, the transmission shaft（3）Far From motor（2）One end run through and extend to apparatus body（1）Outside, the transmission shaft（3）Positioned at apparatus body（1）It is external One end be fixedly connected with blade（4）, the apparatus body（1）Front and back be fixedly connected with and consolidate there are two symmetrical Reservation（5）, the fixed seat（5）Inner roof wall be fixedly mounted there are two symmetrical sliding rail（6）, the sliding rail（6）Bottom Offer sliding slot（7）, the sliding rail（6）Inside be connected with the first sliding block（8）, two first sliding blocks（8）Back It has been fixedly connected with spring（9）, the fixed seat（5）Bottom movable sleeve be connected to support column（10）, the support column（10）'s Top is fixedly connected with support plate（11）, the support plate（11）Both ends be fixedly connected with the second sliding block（12）, two institutes State the second sliding block（12）Back and fixed seat（5）Inner wall be in contact, the support plate（11）Top be fixedly connected with Bearing block（13）, the bearing block（13）Top be fixedly connected there are two symmetrical connecting rod（14）, the connecting rod （14）Far from bearing block（13）One end and the first sliding block（8）Bottom be fixedly connected, the support column（10）Bottom fix It is connected with pillar（15）, two pillars（15）Back be fixedly connected with rack（16）, the pillar（15）Bottom Movable sleeve is connected to fixed plate（17）, two fixed plates（17）Back offer opening（18）, the fixed plate（17） The back side be fixedly connected with first support（19）, the first support（19）Far from fixed plate（17）One end movable sleeve be connected to turn Axis（20）, the shaft（20）Outer surface fixing sleeve be connected to release handle（21）, the shaft（20）Outer surface be fixedly attached There is gear（22）, the gear（22）With rack（16）Engagement.

2. a kind of grass trimmer convenient for adjusting height according to claim 1, it is characterised in that：The fixed plate（17）'s Bottom is fixedly connected with second support, and the lower end of the second support is hinged with idler wheel.

3. a kind of grass trimmer convenient for adjusting height according to claim 1, it is characterised in that：The apparatus body（1） Top be fixedly connected with push rod（23）, the push rod（23）Far from apparatus body（1）One end be fixedly connected with handle.

4. a kind of grass trimmer convenient for adjusting height according to claim 1, it is characterised in that：The gear（22）Clamping It is being open（18）Inside, and be open（18）Length value be more than gear（22）Diameter value.

5. a kind of grass trimmer convenient for adjusting height according to claim 1, it is characterised in that：Second sliding block（12） Bottom be fixedly connected with elastic rod, the bottom of the elastic rod and fixed seat（5）Inner bottom wall be fixedly connected.

6. a kind of grass trimmer convenient for adjusting height according to claim 1, it is characterised in that：The blade（4）Water Flat height is more than the level height of idler wheel, the blade（4）Top and apparatus body（1）Bottom between there are gaps.