CN114586529A

CN114586529A - Geothermal energy lawn mower

Info

Publication number: CN114586529A
Application number: CN202210201378.2A
Authority: CN
Inventors: 李小彪
Original assignee: Individual
Current assignee: Taizhou Haoxin Auto Parts Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-06-07
Anticipated expiration: 2042-03-03
Also published as: CN114586529B

Abstract

The invention relates to a mower, in particular to a geothermal energy mower. The invention provides a geothermal energy mower capable of mowing in multiple angles and all directions. A geothermal-energy lawn mower comprising: the left end of the first fixed rod is rotatably provided with a first rotating rod; the folding and retracting mechanism is arranged on the left side of the first rotating rod; the left side of the folding and retracting mechanism is provided with a second rotating rod; the motor is arranged at the left end of the second rotating rod; the output shaft of the motor is provided with two blades; the right end of the first fixed rod is provided with the protection frame. Through the conversion of the energy conversion box, geothermal energy is converted into electric energy, the electric energy generated by the small turbonator in the energy conversion box directly supplies power for the motor, the electric energy can be used for locally mowing in a small range, redundant electric energy is stored into the storage battery through the conductive tube, the electric energy is used for mowing in a whole wide range, and the electric energy-saving and environment-friendly electric mower is suitable for various situations and is energy-saving and environment-friendly.

Description

Geothermal energy lawn mower

Technical Field

The invention relates to a mower, in particular to a geothermal energy mower.

Background

The power energy of the current gardening grass cutter is mainly provided by diesel oil or gasoline, on one hand, the energy of the diesel oil or the gasoline is limited, on the other hand, the waste gas generated by the two fuels pollutes the air, and the geothermal energy resource is unlimited and renewable, so that the energy waste can be caused if the geothermal energy resource is not skillfully applied.

Patent application CN205408574U, published as 20160813, discloses a geothermal energy lawn mower, including steam-water separator, rotation axis, carousel and steam turbine, the steam turbine is installed on the steam-water separator right side, the shaft coupling is installed to the steam turbine downside, and the shaft coupling downside installs the carousel, the blade disc is installed to the carousel downside, and blade disc surface mounting has the blade, and the blade left side installs the rotation axis, left walking wheel is installed in the rotation axis left side, right walking wheel is installed on the rotation axis right side, and right walking wheel upside installs hand direction handle, and compared with traditional lawn mower, local thermal energy lawn mower has increased steam turbine and steam-water separator, drives the lawn mower through utilizing geothermal energy conversion to mechanical energy to carry out the work of mowing, need not consume other unnecessary energy, and geothermal energy resource is unlimited, can regenerate, and inexhaustible, nevertheless above-mentioned lawn mower can only carry out the mowing on the transverse plane through the blade rotation, the longitudinal surface can not be mowed, and the mowing angle and the direction are limited.

In view of the above, a new geothermal energy mower capable of mowing in multiple angles and all directions is developed, which is significant for improving mowing efficiency.

Disclosure of Invention

In order to overcome the defects of limited mowing angle and direction of the existing geothermal energy mower, the invention has the technical problems that: provided is a geothermal energy lawn mower capable of mowing in multiple angles and all directions.

The technical implementation scheme of the invention is as follows: a geothermal-energy lawn mower comprising:

the left end of the first fixed rod is rotatably provided with a first rotating rod;

the folding and retracting mechanism is arranged on the left side of the first rotating rod;

the left side of the folding and retracting mechanism is provided with a second rotating rod;

the motor is arranged at the left end of the second rotating rod;

the output shaft of the motor is provided with two blades;

the right end of the first fixed rod is provided with a protection frame;

the storage battery is arranged in the protective frame;

the right lower part of the protection frame is provided with an energy conversion mechanism;

and the control mechanism is arranged in the middle of the first rotating rod.

More preferably, the energy conversion mechanism includes:

the right lower part of the protection frame is provided with an energy conversion box;

the middle of the bottom of the energy conversion box is provided with a geothermal pipe;

the front side and the rear side of the left part of the energy conversion box are electrically connected with the storage battery through the conductive tubes, and the conductive tubes penetrate through the protection frame;

the left side of the bottom of the protection frame is provided with a first fixing plate;

the third rotating rod is rotatably connected between the lower part of the first fixing plate and the upper part of the geothermal conduit;

and the left side of the third rotating rod is wound with a first torsion spring, and two ends of the first torsion spring are respectively connected with the third rotating rod and the first fixing plate.

More preferably, the control mechanism includes:

the middle part of the first rotating rod is provided with a second fixing plate;

the front side of the second fixing plate is rotatably provided with a first handle;

the rear side of the second fixing plate is rotatably provided with a second handle;

the switch button is arranged on the upper part of the second handle;

the front side and the rear side of the upper part of the second fixing plate are both connected with first clamping bolts in a threaded manner, the bottom end of the first clamping bolt on the front side is in contact with the first handle, and the bottom end of the first clamping bolt on the rear side is in contact with the second handle.

More preferably, the fold stowing mechanism comprises:

the seventh fixing plate is symmetrically arranged at the front and back of the left side of the top of the first rotating rod;

a fourth rotating rod connected with the second rotating rod is rotatably connected between the seventh fixing plates;

the right side of the second rotating rod and the left side of the first rotating rod are symmetrically provided with eighth fixing plates in front and back;

and the second clamping bolt is connected between every two adjacent eighth fixing plates in a threaded manner.

More preferably, the safety mechanism further comprises:

the bimetallic strip is arranged inside the protective frame;

the lower part of the protective frame is provided with a first limiting rod which is contacted with the bimetallic strip in a penetrating and sliding manner;

the bottom end of the first limiting rod is provided with a contact block in a sliding manner;

the lower part of the first limiting rod is wound with a first spring, and two ends of the first spring are respectively connected with the first limiting rod and the protection frame;

and a third fixing plate is arranged outside the third rotating rod.

More preferably, the device further comprises a stabilizing mechanism, wherein the stabilizing mechanism comprises:

the left side of the top of the first fixing rod is provided with a fourth fixing plate;

the right front side of the top of the first fixing rod is provided with a fifth fixing plate;

the right rear side of the top of the first fixing rod is provided with a sixth fixing plate;

the belt winding wheel is rotatably connected between the fifth fixing plate and the sixth fixing plate;

the front side of the winding pulley is wound with a strap connected with the fourth fixing plate;

the second torsion spring is wound on the rear side of the winding pulley, and two ends of the second torsion spring are respectively connected with the sixth fixing plate and the winding pulley;

the upper part of the sixth fixing plate is provided with a second limiting rod in a sliding manner, and the second limiting rod is clamped with the belt winding wheel;

and the front part of the second limiting rod is wound with a second spring, and two ends of the second spring are respectively connected with the sixth fixing plate and the second limiting rod.

More preferably, still including stock stop, stock stop includes:

the left side of the second rotating rod is provided with a second fixed rod positioned on the right side of the motor;

the baffle is rotatably arranged at the lower part of the second fixed rod;

third torsion spring, both sides all around there being third torsion spring around baffle upper portion, third torsion spring inner all is connected with the second dead lever, and third torsion spring outer end all is connected with the baffle.

More preferably, the bimetallic strip is located below the storage battery, and the bimetallic strip can be reversibly deformed when heated.

By adopting the technical scheme, the invention at least has the following advantages: 1. through the conversion of the energy conversion box, geothermal energy is converted into electric energy, the electric energy generated by a small turbonator in the energy conversion box directly supplies power for the motor, the electric energy can be used for locally mowing in a small range, redundant electric energy is stored in a storage battery through a conductive tube, the electric energy is used for mowing in a whole wide range, and the electric energy-saving and environment-friendly electric mower is suitable for various situations and is energy-saving and environment-friendly;

2. the output shaft of the motor drives the blade to rotate, the blade is in contact with grass, the blade can perform circumferential cutting on the transverse plane on the grass by high-speed rotation, and the motor and the blade can also rotate along with the second rotating rod, so that the blade performs circumferential cutting on the longitudinal plane on the grass, and the mowing efficiency can be improved by multi-angle and all-around cutting;

3. when the heat of the storage battery reaches a high-temperature threshold value, the third rotating rod rotates reversely to block the geothermal pipe again, so that the introduction of geothermal energy is stopped, the effect of protecting the storage battery is achieved, and the storage battery is prevented from being burnt out;

4. people pull the second limiting rod backwards, after the straps are adjusted to be proper in length, the mower can be carried on the shoulder through the straps, and the mower is easy and labor-saving;

5. when mowing, the baffle contacts with the lawn, the baffle adaptability horizontal hunting, and the baffle can keep off the dust and the grass bits that produce when mowing, realizes keeping off the material effect, avoids grass bits and dust to raise everywhere.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of a first part of the present invention.

Fig. 3 is a schematic perspective view of a second part of the present invention.

Fig. 4 is a schematic perspective view of a first energy conversion mechanism according to the present invention.

Fig. 5 is a schematic perspective view of a second energy conversion mechanism according to the present invention.

Fig. 6 is a schematic perspective view of a first control mechanism according to the present invention.

Fig. 7 is a schematic perspective view of a second control mechanism according to the present invention.

Fig. 8 is a perspective view of the safety mechanism of the present invention.

Fig. 9 is an enlarged view of the invention at a.

Fig. 10 is a schematic perspective view of a first embodiment of the stabilizing mechanism of the present invention.

Fig. 11 is a schematic perspective view of a second embodiment of the stabilizing mechanism of the present invention.

Fig. 12 is an enlarged view of the invention at B.

Fig. 13 is a perspective view of the folding and retracting mechanism of the present invention.

FIG. 14 is an enlarged view of the invention at C.

Fig. 15 is a schematic perspective view of a first stopping mechanism of the present invention.

Fig. 16 is a schematic perspective view of a second striker mechanism of the present invention.

Wherein the figures include the following reference numerals: 1-a first fixed bar, 2-a first rotating bar, 3-a second rotating bar, 4-a motor, 5-a blade, 6-a protective frame, 7-a battery, 8-a power conversion mechanism, 81-a power conversion box, 82-a geothermal conduit, 83-a conductive tube, 84-a first fixed plate, 85-a third rotating bar, 86-a first torsion spring, 9-a control mechanism, 91-a second fixed plate, 92-a first grip, 93-a second grip, 94-a switch button, 95-a first latch, 10-a safety mechanism, 101-a bimetallic strip, 102-a first limit bar, 103-a first spring, 104-a third fixed plate, 105-a contact block, 11-a stationary mechanism, 111-a fourth fixed plate, 112-a fifth fixed plate, 113-a winding wheel, 114-a shoulder strap, 115-a sixth fixing plate, 116-a second torsion spring, 117-a second limiting rod, 118-a second spring, 12-a folding retracting mechanism, 121-a seventh fixing plate, 122-a fourth rotating rod, 123-an eighth fixing plate, 124-a second clamping bolt, 13-a material stopping mechanism, 131-a second fixing rod, 132-a baffle plate and 133-a third torsion spring.

Detailed Description

The invention is further illustrated by the following specific examples in which, unless otherwise explicitly stated and limited, terms such as: the arrangement, installation, connection are to be understood broadly, for example, they may be fixed, detachable, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The utility model provides a geothermal energy lawn mower, as shown in fig. 1, fig. 2 and fig. 3, including first dead lever 1, first bull stick 2, second bull stick 3, motor 4, blade 5, bearer bar 6, battery 7, energy conversion mechanism 8, control mechanism 9 and folding packing up mechanism 12, the mode that the 1 left end of first dead lever passes through the shaft coupling is equipped with

first bull stick

2, 2 left sides of first bull stick are equipped with folding packing up mechanism 12, folding packing up mechanism 12 left sides is equipped with second bull stick 3, motor 4 is installed through the mode of bolt in the 3 left ends of second bull stick, be equipped with two blade 5 on the output shaft of

motor

4, 1 right-hand member of first dead lever is equipped with bearer bar 6, install battery 7 in the bearer bar 6, battery 7 can be the power supply for motor 4, bearer bar 6 right lower part is equipped with energy conversion mechanism 8, 2 middle parts of first bull stick are equipped with control mechanism 9.

As shown in fig. 4 and 5, the energy conversion mechanism 8 includes a geothermal conduit 82, an energy conversion box 81, a conductive pipe 83, a first fixing plate 84, a third rotating rod 85 and a first torsion spring 86, the right lower portion of the protection frame 6 is provided with the energy conversion box 81, a turbine and a small-sized turbine generator are installed in the energy conversion box 81, a rotor of a turbine in the turbine is connected with a rotor shaft of the small-sized turbine generator, the small-sized turbine generator can convert mechanical energy into electric energy, the small-sized turbine generator can also supply power to the motor 4, the geothermal conduit 82 is arranged in the middle of the bottom of the energy conversion box 81, the conductive pipe 83 is electrically connected between the front side and the rear side of the left portion of the energy conversion box 81 and the storage battery 7, the conductive pipe 83 passes through the protection frame 6, the first fixing plate 84 is fixedly connected to the left side of the bottom of the protection frame 6, the third rotating rod 85 is rotatably connected between the lower portion of the first fixing plate 84 and the upper portion of the geothermal conduit 82, the right side of the third rotating rod 85 can block the geothermal pipe 82, the left side of the third rotating rod 85 is wound with a first torsion spring 86, and two ends of the first torsion spring 86 are respectively connected with the third rotating rod 85 and the first fixing plate 84.

As shown in fig. 6 and 7, the control mechanism 9 includes a second fixing plate 91, a first handle 92, a second handle 93, a switch button 94 and a first latch 95, the second fixing plate 91 is disposed in the middle of the first rotating rod 2, the first handle 92 is disposed on the front side of the second fixing plate 91 through a bearing, the second handle 93 is rotatably disposed on the rear side of the second fixing plate 91, the switch button 94 is mounted on the upper portion of the second handle 93, the first latch 95 is threadedly connected to the front and rear sides of the upper portion of the second fixing plate 91, the bottom end of the first latch 95 on the front side contacts the first handle 92, and the bottom end of the first latch 95 on the rear side contacts the second handle 93.

As shown in fig. 13 and 14, the folding retracting mechanism 12 includes a seventh fixing plate 121, a fourth rotating rod 122, an eighth fixing plate 123 and a second bolt 124, the seventh fixing plate 121 is symmetrically arranged on the left side of the top of the first rotating rod 2 in the front-back direction, the fourth rotating rod 122 is connected between the seventh fixing plates 121 through a bearing, the fourth rotating rod 122 is connected with the second rotating rod 3, the eighth fixing plates 123 are symmetrically arranged on the right side of the second rotating rod 3 and the left side of the first rotating rod 2 in the front-back direction, and the second bolt 124 is connected between two adjacent eighth fixing plates 123 in a threaded manner.

When people need to mow, people can use the geothermal energy mower for mowing by converting geothermal energy into electric energy, people unscrew the first clamping bolt 95, rotate the first handle 92 and the second handle 93 to adjust to a comfortable gripping angle, then tighten the first clamping bolt 95, fix the first fixing rod 1 against the waist, after high-pressure geothermal water extracted from a water well extending to three kilometers below the ground surface reaches the ground surface, the high-pressure geothermal water is subsequently introduced into the flash tank and converted into steam, people can connect the heat pipe 82 into an air outlet pipe of the flash tank and manually rotate the third rotating rod 85, the first torsion spring 86 is twisted and deformed, so that the third rotating rod 85 does not block the geothermal heat pipe 82, the steam flows into the energy conversion box 81 through the geothermal heat pipe 82, the steam drives the turbine of the turbine to rotate, the rotation of the turbine generates mechanical energy, and as the rotor of the turbine is connected with the rotor shaft of the small-sized turbogenerator, when steam rotates the turbine, the rotor shaft rotates, the small-sized turbo generator converts mechanical energy of the turbine into electric energy, so that geothermal energy is converted into electric energy through conversion of energy inside the energy conversion box 81, at the moment, people press the switch button 94, the motor 4 is started, at the moment, the small-sized turbo generator preferentially supplies power to the motor 4, the output shaft of the motor 4 drives the blade 5 to rotate, the blade 5 is in contact with grass, the blade 5 rotates at high speed to cut the grass in a circumferential mode on a transverse surface, redundant electric energy converted by the energy conversion box 81 is stored in the storage battery 7 through the conducting tube 83, the heat conducting tube 82 is connected with an air outlet tube of the flash tank at the moment, the length of the heat conducting tube 82 is limited, the mower can only perform partial small-range mowing, when mowing is needed, people press the switch button 94 again in a large range, the motor 4 is turned off, the third rotating rod 85 is loosened, the first torsion spring 86 is reset to drive the third rotating rod 85 to rotate reversely, the geothermal pipe 82 is blocked, the geothermal pipe 82 is disconnected with an air outlet pipe of the flash tank, the conversion of geothermal energy is temporarily stopped, then the switch button 94 is pressed down, the motor 4 is started again, at the moment, the storage battery 7 continuously supplies electric energy to the motor 4, therefore, wide-range mowing can be carried out, people can also grasp the first grip 92 and the second grip 93 to enable the first rotating rod 2 to rotate, the first rotating rod 2 drives the second rotating rod 3 to rotate through the folding retracting mechanism 12, the motor 4 and the blade 5 can also rotate along with the second rotating rod 3, the blade 5 can carry out circumferential cutting on the grass on the longitudinal surface, the mowing efficiency can be improved by multi-angle and omnibearing cutting, after mowing is finished, people press the switch button 94 again, the motor 4 is turned off, then, the second bolt 124 is unscrewed, so that the second bolt 124 is separated from the eighth fixing plate 123, the second rotating rod 3 can be folded rightwards, the second rotating rod 3 drives the fourth rotating rod 122 to rotate clockwise, the second rotating rod 3 is located above the first rotating rod 2, the second rotating rod 3 drives the motor 4 and the blade 5 to move rightwards, and the mower is convenient to fold.

Example 2

On the basis of embodiment 1, as shown in fig. 2, 8 and 9, the safety device further includes a safety mechanism 10, the safety mechanism 10 includes a bimetal 101, a first limiting rod 102, a first spring 103, a third fixing plate 104 and a contact block 105, the bimetal 101 is disposed inside the protection frame 6, the bimetal 101 is located below the battery 7, the bimetal 101 can reversibly deform when heated, the first limiting rod 102 is slidably disposed at the lower portion of the protection frame 6 in a penetrating manner, the top end of the first limiting rod 102 is in contact with the bimetal 101, the contact block 105 is slidably disposed at the bottom end of the first limiting rod 102, the first spring 103 is wound around the lower portion of the first limiting rod 102, two ends of the first spring 103 are respectively connected with the first limiting rod 102 and the protection frame 6, the third fixing plate 104 is disposed outside the third rotating rod 85, and the third fixing plate 104 can rotate to be in contact with the contact block 105.

When people rotate the third rotating rod 85 to prevent the geothermal pipe 82 from being blocked, the third rotating rod 85 drives the third fixing plate 104 to contact with the first limiting rod 102, the third fixing plate 104 firstly presses the contact block 105 to slide upwards, when the third fixing plate 104 moves to the rear of the contact block 105, the contact block 105 slides downwards under the action of gravity and is blocked at the front side of the third fixing plate 104, so that the geothermal pipe 82 is continuously opened, the storage battery 7 starts to store electricity, the storage battery 7 can generate heat when working, the bimetallic strip 101 is deformed at high temperature, the deformation degree of the upper strip of the bimetallic strip 101 is larger because the upper strip is closer to the storage battery 7, so that the bimetallic strip 101 bends upwards, when the heat of the storage battery 7 reaches a high-temperature threshold value, the bimetallic strip 101 bends to no longer press the first limiting rod 102, the first spring 103 in a stretching state resets to drive the first limiting rod 102 to slide upwards, so that the contact block 105 no longer blocks the third fixing plate 104, under the reset action of the first torsion spring 86, the third rotating rod 85 reversely rotates to block the geothermal conduit 82 again, so that geothermal energy is stopped to be introduced, the storage battery 7 is stopped to generate heat in time, after the temperature is reduced, the bimetallic strip 101 is restored, the bimetallic strip 101 downwards extrudes the first limiting rod 102 again to slide downwards, the first spring 103 is stretched, and the contact block 105 moves downwards along with the first limiting rod 102.

As shown in fig. 2, 10, 11 and 12, the stabilizing mechanism 11 further comprises a stabilizing mechanism 11, the stabilizing mechanism 11 comprises a fourth fixing plate 111, a fifth fixing plate 112, a winding pulley 113, a strap 114, a sixth fixing plate 115, a second torsion spring 116, a second limiting rod 117 and a second spring 118, the fourth fixing plate 111 is arranged on the left side of the top of the first fixing rod 1, the fifth fixing plate 112 is arranged on the right front side of the top of the first fixing rod 1, the sixth fixing plate 115 is arranged on the right rear side of the top of the first fixing rod 1, the winding pulley 113 is connected between the fifth fixing plate 112 and the sixth fixing plate 115 through a bearing, the strap 114 is wound on the front side of the winding pulley 113, the left end of the strap 114 is connected with the fourth fixing plate 111, the second torsion spring 116 is wound on the rear side of the winding pulley 113, circular holes are uniformly formed on the rear side of the winding pulley 113, two ends of the second torsion spring 116 are respectively connected with the sixth fixing plate 115 and the winding pulley 113, a second limiting rod 117 is slidably disposed at the upper portion of the sixth fixing plate 115, the second limiting rod 117 is engaged with the winding pulley 113, a second spring 118 is wound at the front portion of the second limiting rod 117, and two ends of the second spring 118 are respectively connected with the sixth fixing plate 115 and the second limiting rod 117.

People pull the second limiting rod 117 backwards, the second spring 118 is compressed, the second limiting rod 117 is not clamped with the belt winding wheel 113 any more, then the carrying belt 114 is pulled to a proper length, the carrying belt 114 drives the belt winding wheel 113 to rotate, the second torsion spring 116 is twisted and deformed, the second limiting rod 117 is loosened, the second spring 118 resets to drive the second limiting rod 117 to be inserted into the corresponding clamping hole forwards, then people can back the mower on the shoulder through the carrying belt 114, after the use, the second limiting rod 117 is pulled out backwards again, the second torsion spring 116 resets to drive the belt winding wheel 113 to rotate backwards, the belt winding wheel 113 winds the carrying belt 114, and the second limiting rod 117 can be loosened.

As shown in fig. 3, 15 and 16, the material blocking mechanism 13 is further included, the material blocking mechanism 13 includes a second fixing rod 131, a baffle 132 and a third torsion spring 133, the second fixing rod 131 is disposed on the left side of the second rotating rod 3, the second fixing rod 131 is located on the right side of the motor 4, the baffle 132 is disposed on the lower portion of the second fixing rod 131 in a bearing manner, the third torsion spring 133 is wound around the front side and the rear side of the upper portion of the baffle 132, the inner end of the third torsion spring 133 is connected with the second fixing rod 131, and the outer end of the third torsion spring 133 is connected with the baffle 132.

When mowing, baffle 132 and the grassland contact, according to the unsmooth condition of grassland, under third torsion spring 133 mating reaction, baffle 132 adaptability horizontal hunting, the dust and the grass bits that produce when baffle 132 can block mowing realize keeping off the material effect, avoid grass bits and dust to raise everywhere.

While the disclosure has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims and their equivalents. Accordingly, the scope of the present disclosure should not be limited to the above-described embodiments, but should be defined not only by the appended claims, but also by equivalents thereof.

Claims

1. A geothermal energy lawn mower, characterized by includes:

the left end of the first fixed rod (1) is rotatably provided with the first rotating rod (2);

the folding retracting mechanism (12) is arranged on the left side of the first rotating rod (2);

the second rotating rod (3) is arranged on the left side of the folding and retracting mechanism (12);

the motor (4) is arranged at the left end of the second rotating rod (3);

the output shaft of the motor (4) is provided with two blades (5);

the right end of the first fixed rod (1) is provided with a protection frame (6);

the storage battery (7) is installed in the protective frame (6);

the right lower part of the protective frame (6) is provided with an energy conversion mechanism (8);

the middle part of the first rotating rod (2) is provided with a control mechanism (9).

2. A geothermal energy mower as claimed in claim 1 wherein the energy conversion means (8) comprises:

the right lower part of the protective frame (6) is provided with an energy conversion box (81);

the middle of the bottom of the energy conversion box (81) is provided with a geothermal pipe (82);

the front side and the rear side of the left part of the energy conversion box (81) are electrically connected with the storage battery (7) through the conductive tubes (83), and the conductive tubes (83) penetrate through the protective frame (6);

the left side of the bottom of the protective frame (6) is provided with a first fixing plate (84);

a third rotating rod (85), wherein the third rotating rod (85) is rotatably connected between the lower part of the first fixing plate (84) and the upper part of the geothermal conduit (82);

the first torsion spring (86) is wound on the left side of the third rotating rod (85), and two ends of the first torsion spring (86) are respectively connected with the third rotating rod (85) and the first fixing plate (84).

3. A geothermal energy mower as claimed in claim 2, wherein the control means (9) comprises:

the middle part of the first rotating rod (2) is provided with a second fixing plate (91);

a first handle (92), the front side of the second fixing plate (91) is rotatably provided with the first handle (92);

a second handle (93), a second handle (93) is rotatably arranged at the rear side of the second fixing plate (91);

a switch button (94), wherein the upper part of the second handle (93) is provided with the switch button (94);

the front side and the rear side of the upper part of the second fixing plate (91) are both connected with first clamping bolts (95) in a threaded manner, the bottom end of the first clamping bolt (95) on the front side is contacted with the first handle (92), and the bottom end of the first clamping bolt (95) on the rear side is contacted with the second handle (93).

4. A geothermal energy mower as claimed in claim 3 wherein the folding stowing mechanism (12) comprises:

the seventh fixing plate (121) is symmetrically arranged at the front and back of the left side of the top of the first rotating rod (2);

a fourth rotating rod (122) connected with the second rotating rod (3) is rotatably connected between the seventh fixing plate (121);

the eighth fixing plates (123) are symmetrically arranged at the front and the back of the right side of the second rotating rod (3) and the left side of the first rotating rod (2);

and the second clamping bolt (124) is connected between every two adjacent eighth fixing plates (123) in a threaded manner.

5. A geothermal energy mower as claimed in claim 4 and further comprising a safety mechanism (10), the safety mechanism (10) comprising:

the bimetallic strip (101) is arranged inside the protective frame (6);

the lower part of the protective frame (6) is provided with a first limiting rod (102) which is contacted with the bimetallic strip (101) in a penetrating and sliding manner;

the bottom end of the first limiting rod (102) is provided with a contact block (105) in a sliding manner;

the lower part of the first limiting rod (102) is wound with the first spring (103), and two ends of the first spring (103) are respectively connected with the first limiting rod (102) and the protection frame (6);

a third fixing plate (104), and a third fixing plate (104) is arranged on the outer side of the third rotating rod (85).

6. A geothermal energy mower as claimed in claim 5 further comprising a smoothing means (11), the smoothing means (11) comprising:

the fourth fixing plate (111) is arranged on the left side of the top of the first fixing rod (1);

a fifth fixing plate (112), wherein the fifth fixing plate (112) is arranged on the right front side of the top of the first fixing rod (1);

a sixth fixing plate (115), wherein the right rear side of the top of the first fixing rod (1) is provided with the sixth fixing plate (115);

the winding wheel (113) is rotatably connected between the fifth fixing plate (112) and the sixth fixing plate (115);

a shoulder strap (114) which is connected with the fourth fixing plate (111) and is wound around the front side of the winding pulley (113);

the second torsion spring (116) is wound on the rear side of the belt winding wheel (113), and two ends of the second torsion spring (116) are respectively connected with the sixth fixing plate (115) and the belt winding wheel (113);

the upper part of the sixth fixing plate (115) is provided with a second limiting rod (117) in a sliding manner, and the second limiting rod (117) is clamped with the winding pulley (113);

the front part of the second limiting rod (117) is wound with the second spring (118), and two ends of the second spring (118) are respectively connected with the sixth fixing plate (115) and the second limiting rod (117).

7. A geothermal energy mower as claimed in claim 6 further comprising a striker (13), the striker (13) comprising:

the left side of the second rotating rod (3) is provided with a second fixing rod (131) positioned on the right side of the motor (4);

the baffle (132), the baffle (132) is set under the second fixed rod (131) in rotation;

third torsion springs (133) are wound on the front side and the rear side of the upper portion of the baffle plate (132), the inner ends of the third torsion springs (133) are connected with the second fixing rod (131), and the outer ends of the third torsion springs (133) are connected with the baffle plate (132).

8. A geothermal energy mower as claimed in claim 7 wherein the bi-metallic strip (101) is located below the battery (7) and the bi-metallic strip (101) is reversibly deformable when heated.