CN219352416U

CN219352416U - Handheld mower of back-type mower

Info

Publication number: CN219352416U
Application number: CN202320510381.2U
Authority: CN
Inventors: 李明; 谢明霞; 杜莹
Original assignee: Daqing High Tech Industrial Development Zone Planning And Architecture Research Institute
Current assignee: Daqing High Tech Industrial Development Zone Planning And Architecture Research Institute
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-07-18
Anticipated expiration: 2033-03-16

Abstract

The utility model discloses a handheld mower of a back type mower, which comprises a mower, a protection disc, a fixing block and a connecting block, wherein the mower is electrically connected with the mower through a connecting wire, the fixing block is positioned at the front side of the mower, the connecting block is positioned at the top of the protection disc, and the surface of the connecting block is in contact with an inner cavity of the fixing block. Through setting up mower, guard disc, fixed block, connecting block, positioning mechanism and drive mechanism's cooperation and use, solved current when pruning weeds under the different environment, then need use the cutting end of changing equidimension, and guard disc's size is fixed, thereby lead to also changing guard disc when changing the cutting end, and guard disc assembles with the cutting machine through a plurality of thread components and backing plate, can consume more time in the in-process of demolishing the change, thereby there is the problem that the user is inconvenient for quick demolishing the change to guard disc.

Description

Handheld mower of back-type mower

Technical Field

The utility model belongs to the technical field of garden trimming, and particularly relates to a handheld mower of a back mower.

Background

The utility model provides a mechanical tool for pruning lawn, vegetation, gardens etc. need use through the cooperation with the lawn mower in the in-process of using, the user can reach the effect of conveniently pruning the weeds of different positions through the mode of handheld lawn mower, the use convenience of lawn mower has been increased, in the in-process of pruning the weeds, the influence that the weeds can receive the clipping machine cutting end appears to the circumstances that splashes all around, thereby the circumstances that the staff was hurt to the appearance is avoided adopts the protection dish to protect it, but when the weeds under the different environment of pruning, then need use the cutting end of changing equidimension, and the size of protection dish is fixed, thereby lead to also changing the protection dish in the change cutting end, and the protection dish is assembled with the cutting machine through a plurality of thread components, the in-process of demolishment change can consume more time, thereby the problem that the user is inconvenient for quick change to the protection dish, the prior art exists is: when the weeds under the different environments are pruned, the cutting ends with different sizes need to be replaced, the sizes of the protection discs are fixed, so that the protection discs are replaced when the cutting ends are replaced, the protection discs are assembled with the cutting machine through a plurality of thread assemblies and the backing plates, more time can be consumed in the process of removing and replacing, and the problem that users are inconvenient to remove and replace the protection discs rapidly exists.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a handheld mower of a back mower, which has the advantage of quickly replacing a protective disc, and solves the problems that when weeds in different environments are trimmed, cutting ends with different sizes need to be replaced, the protective disc is fixed in size, so that the protective disc is replaced while the cutting ends are replaced, the protective disc is assembled with the cutter through a plurality of thread assemblies and a backing plate, more time is consumed in the process of removing and replacing, and a user is inconvenient to quickly remove and replace the protective disc.

The utility model discloses a handheld mower of a back type mower, which comprises a mower, a protection disc, a fixed block and a connecting block, wherein the mower is electrically connected with the mower through a connecting wire, the fixed block is positioned at the front side of the mower, the connecting block is positioned at the top of the protection disc, the surface of the connecting block is in contact with the inner cavity of the fixed block, the inner cavity of the protection disc is in contact with the surface of the cutting end of the mower, a placing groove is formed in the inner cavity of the fixed block, a positioning mechanism matched with the protection disc is arranged in the inner cavity of the placing groove, and a transmission mechanism matched with the positioning mechanism is arranged in the inner cavity of the placing groove.

As the preferred positioning mechanism of the utility model comprises two positioning rods, the top parts of the positioning rods are fixedly connected with extrusion blocks, the opposite sides of the two extrusion blocks are fixedly connected with springs, one side of each spring close to the inner wall of the placing groove is fixedly connected with the inner wall of the placing groove, and the positioning rods play a role in quickly fixing the protective disc through the connecting blocks by arranging the positioning mechanisms, so that the situation that the protective disc cannot be fixed after being butted with the cutting end is avoided.

As the preferable transmission mechanism of the utility model comprises a movable plate, wherein the left side and the right side of the bottom of the movable plate are fixedly connected with push rods, one side of each push rod, which is close to the extrusion block, is in contact with the surface of the extrusion block, the top of each movable plate is fixedly connected with a tension spring, the top of each tension spring is fixedly connected with the inner wall of the placing groove, the front side of each movable plate is fixedly connected with a transmission rod, and the movable plate plays a role in quickly driving the positioning rod to move through the mutual matching of the push rods and the extrusion block by arranging the transmission mechanism, so that the situation that the protection disc cannot be separated from a fixed state when the protection disc needs to be replaced is avoided.

As the preferable one of the utility model, the top of the push rod is fixedly connected with a slide bar, the surface of the slide bar is sleeved with a limiting plate, one side of the limiting plate, which is close to the inner wall of the placing groove, is fixedly connected with the inner wall of the placing groove, and the limiting plate plays a role in enabling the push rod and the movable plate to move according to a certain movable track through the slide bar by arranging the slide bar and the limiting plate.

As the utility model is preferable, the bottom of the positioning rod is fixedly connected with the movable plate, the front side and the rear side of the movable plate are both movably connected with the clamping rods, the left side and the right side of the clamping rods are both fixedly connected with the inner wall of the placing groove, and the clamping rods play a role in limiting the positioning rod through the movable plate by arranging the movable plate and the clamping rods, so that the situation that the positioning rod is deviated in the moving process is avoided.

As the preferable mode of the utility model, the left side and the right side of the inner cavity of the fixed block are respectively provided with a connecting hole, the left side and the right side of the connecting block are respectively provided with a positioning groove, the opposite sides of the two positioning rods penetrate through the connecting holes and extend to the inner cavity of the positioning grooves, and the connecting holes play a role of enabling the positioning rods to be quickly butted with the positioning grooves through the arrangement of the connecting holes and the positioning grooves.

As the preferable mode of the utility model, the front side of the fixed block is provided with the movable hole, the front side of the transmission rod passes through the movable hole and extends to the front side of the fixed block, and the movable hole avoids the condition that the transmission rod contacts with the inner wall of the fixed block when moving so as to generate friction.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the matched use of the mower, the protection disc, the fixing block, the connecting block, the positioning mechanism and the transmission mechanism, the problems that when weeds in different environments are trimmed, cutting ends with different sizes need to be replaced, the size of the protection disc is fixed, the protection disc is replaced while the cutting ends are replaced, the protection disc is assembled with the cutter through a plurality of thread assemblies and the backing plates, more time is consumed in the process of removing and replacing, and a user is inconvenient to remove and replace the protection disc rapidly are solved.

2. According to the utility model, the mower, the protection disc, the fixed block, the connecting block, the positioning mechanism and the transmission mechanism are arranged, the transmission mechanism drives the positioning mechanism to move to a proper position, the cutting end and the protection disc are sequentially taken down, the cutting end and the protection disc which need to be used are respectively in butt joint with the mower and the fixed block, the surface of the cutting end needs to be kept in contact with the inner cavity of the protection disc in the butt joint process, after the butt joint is finished, the transmission mechanism is released, and the positioning mechanism can fix the protection disc through the connecting block in the resetting process, so that the protection disc can be quickly replaced.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of an embodiment of the present utility model providing a perspective;

FIG. 3 is a schematic perspective view of a protective disk according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram showing the connection of the internal structure of the placement tank according to the embodiment of the utility model;

fig. 5 is a partial enlarged view of fig. 2 at a provided by an embodiment of the present utility model.

In the figure: 1. a mower; 2. a grass cutter; 3. a protective disk; 4. a fixed block; 5. a connecting block; 6. a placement groove; 7. a positioning mechanism; 8. a transmission mechanism; 701. a positioning rod; 702. extruding a block; 703. a spring; 801. a movable plate; 802. a push rod; 803. a tension spring; 804. a transmission rod; 9. a slide bar; 10. a limiting plate; 11. a moving plate; 12. a clamping rod; 13. a connection hole; 14. a positioning groove; 15. a movable hole.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the handheld mower of the back mower provided by the embodiment of the utility model comprises a mower 1, a mower 2, a protection disc 3, a fixing block 4 and a connecting block 5, wherein the mower 2 is electrically connected with the mower 1 through a connecting wire, the fixing block 4 is positioned at the front side of the mower 2, the connecting block 5 is positioned at the top of the protection disc 3, the surface of the connecting block 5 is in contact with the inner cavity of the fixing block 4, the inner cavity of the protection disc 3 is in contact with the surface of the cutting end of the mower 2, a placing groove 6 is formed in the inner cavity of the fixing block 4, a positioning mechanism 7 matched with the protection disc 3 is arranged in the inner cavity of the placing groove 6, and a transmission mechanism 8 matched with the positioning mechanism 7 is arranged in the inner cavity of the placing groove 6.

Referring to fig. 4, the positioning mechanism 7 includes two positioning rods 701, wherein the top of the positioning rod 701 is fixedly connected with a pressing block 702, the opposite sides of the two pressing blocks 702 are fixedly connected with springs 703, and one side of each spring 703 close to the inner wall of the placement groove 6 is fixedly connected with the inner wall of the placement groove 6.

The scheme is adopted: through setting up positioning mechanism 7, the locating lever 701 has played the effect that can be quick fixes protection disk 3 through connecting block 5, has avoided protection disk 3 and the situation that appears unable to fix after the cutting end butt joint.

Referring to fig. 4, the transmission mechanism 8 includes a movable plate 801, push rods 802 are fixedly connected to the left and right sides of the bottom of the movable plate 801, one side of the push rods 802, which is close to the extrusion block 702, is in contact with the surface of the extrusion block 702, a tension spring 803 is fixedly connected to the top of the movable plate 801, the top of the tension spring 803 is fixedly connected to the inner wall of the placement groove 6, and a transmission rod 804 is fixedly connected to the front side of the movable plate 801.

The scheme is adopted: through setting up drive mechanism 8, fly leaf 801 has played the effect that can drive the locating lever 701 through the cooperation of push rod 802 and extrusion piece 702 is quick and remove, has avoided when needs are changed protective disk 3 unable the condition that makes protective disk 3 break away from fixed state.

Referring to fig. 4, a sliding rod 9 is fixedly connected to the top of the push rod 802, a limiting plate 10 is sleeved on the surface of the sliding rod 9, and one side, close to the inner wall of the placing groove 6, of the limiting plate 10 is fixedly connected with the inner wall of the placing groove 6.

The scheme is adopted: by providing the slide bar 9 and the limiting plate 10, the limiting plate 10 plays a role in enabling the push rod 802 and the movable plate 801 to move according to a certain moving track through the slide bar 9.

Referring to fig. 4, a moving plate 11 is fixedly connected to the bottom of the positioning rod 701, clamping rods 12 are movably connected to the front side and the rear side of the moving plate 11, and the left side and the right side of the clamping rods 12 are fixedly connected to the inner wall of the placement groove 6.

The scheme is adopted: through setting up movable plate 11 and clamping lever 12, clamping lever 12 has played and to carry out spacing effect to locating lever 701 through movable plate 11, has avoided the condition that locating lever 701 appears shifting in the in-process of removing.

Referring to fig. 5, the left and right sides of the inner cavity of the fixed block 4 are provided with connecting holes 13, the left and right sides of the connecting block 5 are provided with positioning grooves 14, and the opposite sides of the two positioning rods 701 penetrate through the connecting holes 13 and extend to the inner cavity of the positioning grooves 14.

The scheme is adopted: by providing the connection hole 13 and the positioning groove 14, the connection hole 13 plays a role in enabling the positioning rod 701 to be quickly docked with the positioning groove 14.

Referring to fig. 1, the front side of the fixed block 4 is provided with a movable hole 15, and the front side of the driving rod 804 passes through the movable hole 15 and extends to the front side of the fixed block 4.

The scheme is adopted: by providing the movable hole 15, the movable hole 15 avoids the situation that the transmission rod 804 contacts with the inner wall of the fixed block 4 when moving, thereby generating friction.

The working principle of the utility model is as follows:

when using, press the transfer line 804, the transfer line 804 can drive the fly leaf 801 and remove, the fly leaf 801 can stretch the surface contact through push rod 802 and extrusion piece 702 to extension spring 803 at the in-process that removes, push rod 802 can be to extrusion piece 702 atress at the in-process of being in contact with extrusion piece 702 surface, extrusion piece 702 can drive locating lever 701 after the atress and remove and compress spring 703, after locating lever 701 moves to suitable position, take off cutting end and protective disk 3 in proper order, and will need the cutting end that uses and protective disk 3 dock with mower 2 and fixed block 4 respectively, the surface that needs to keep the cutting end in the in-process of docking contacts with the inner chamber of protective disk 3, after the butt joint is accomplished, release the transfer line 804, the pulling force of extension spring 803 contracts and can be quick drive fly leaf 801 and push rod 802 reset, push rod 802 can make extrusion piece 702 lose the state of atress in the in-process that resets, after extrusion piece 702 loses the state of atress, the elasticity of spring 703, can quick drive extrusion piece 701 and locating lever reset, the cutting end and protective disk 3 are in proper order, the protective disk 3 can be replaced through the protective disk 3 in the process of reset, the protective disk 3 is replaced in the course of being reset 3.

To sum up: this hand-held mower of back-type mower uses through setting up mower 1, mower 2, guard disc 3, fixed block 4, connecting block 5, positioning mechanism 7 and drive mechanism 8's cooperation, has solved current when pruning the weeds under the different environment, then need use the cutting end of changing equidimension, and guard disc's size is fixed, thereby lead to also changing guard disc when changing the cutting end, and guard disc assembles with the cutting machine through a plurality of thread components and backing plate, can consume more time in the in-process of demolishing the change, thereby there is the problem that the user is inconvenient for quick demolishing the change to guard disc.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a handheld grass cutter of back type grass cutter, includes grass cutter (1), grass cutter (2), protective disk (3), fixed block (4) and connecting block (5), its characterized in that: the utility model discloses a grass cutter, including grass cutter (1), connecting block (4), protection dish (3), connecting block (5), standing groove (6) have been seted up to the inner chamber of protection dish (3), the inner chamber of standing groove (6) is provided with positioning mechanism (7) that use with protection dish (3) cooperation, the inner chamber of standing groove (6) is provided with drive mechanism (8) that use with positioning mechanism (7) cooperation.

2. A hand-held mower of a back mower as recited in claim 1, wherein: the positioning mechanism (7) comprises two positioning rods (701), wherein the top of each positioning rod (701) is fixedly connected with an extrusion block (702), springs (703) are fixedly connected to opposite sides of the two extrusion blocks (702), and one side, close to the inner wall of the placing groove (6), of each spring (703) is fixedly connected with the inner wall of the placing groove (6).

3. A hand-held mower of a back mower as claimed in claim 2, wherein: the transmission mechanism (8) comprises a movable plate (801), push rods (802) are fixedly connected to the left side and the right side of the bottom of the movable plate (801), one side, close to the extrusion block (702), of each push rod (802) is in contact with the surface of the extrusion block (702), a tension spring (803) is fixedly connected to the top of the movable plate (801), the top of the tension spring (803) is fixedly connected with the inner wall of the placing groove (6), and a transmission rod (804) is fixedly connected to the front side of the movable plate (801).

4. A hand-held mower of a back mower as claimed in claim 3, wherein: the top fixedly connected with slide bar (9) of push rod (802), the surface cover of slide bar (9) is equipped with limiting plate (10), one side that limiting plate (10) is close to standing groove (6) inner wall and standing groove (6) inner wall fixed connection.

5. A hand-held mower of a back mower as claimed in claim 2, wherein: the bottom fixedly connected with movable plate (11) of locating lever (701), the front side and the rear side of movable plate (11) all swing joint have clamping lever (12), the left and right sides of clamping lever (12) all with the inner wall fixed connection of standing groove (6).

6. A hand-held mower of a back mower as claimed in claim 2, wherein: connecting holes (13) are formed in the left side and the right side of the inner cavity of the fixed block (4), positioning grooves (14) are formed in the left side and the right side of the connecting block (5), and one side, opposite to the two positioning rods (701), of each positioning rod penetrates through the connecting holes (13) and extends to the inner cavity of the positioning groove (14).

7. A hand-held mower of a back mower as claimed in claim 3, wherein: the front side of the fixed block (4) is provided with a movable hole (15), and the front side of the transmission rod (804) penetrates through the movable hole (15) and extends to the front side of the fixed block (4).