CN214252450U - Suspension lifting detection assembly and mower - Google Patents
Suspension lifting detection assembly and mower Download PDFInfo
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- CN214252450U CN214252450U CN202023094522.2U CN202023094522U CN214252450U CN 214252450 U CN214252450 U CN 214252450U CN 202023094522 U CN202023094522 U CN 202023094522U CN 214252450 U CN214252450 U CN 214252450U
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Abstract
The utility model provides a hang and promote determine module, lawn mower. Wherein, hang and promote the determine module and include: the suspension ball head is fixed on a movable upper cover of the mower; the lifting limiting part is separately arranged below the suspension ball head; the two ends of the suspension spring are respectively fixedly connected with the suspension ball head and the lifting limiting piece; the signal trigger module is positioned at the bottom of the lifting limiting part; when the suspension ball head generates upward displacement, the suspension spring pulls the lifting limiting piece to move upwards, and the signal triggering module is induced to send out a detection signal. Compared with the prior art, the utility model discloses a lawn mower adopts hanging of magnet type to promote the determine module, has that the principle is simple, be difficult for producing a large amount of electromagnetic radiation, safer, reduced advantages such as device cost.
Description
Technical Field
The utility model relates to a hang and promote determine module, lawn mower especially relates to a hang and promote determine module's lawn mower with low electromagnetic interference.
Background
The intelligent lawn mower is a robot for maintaining a lawn, has the advantages of intellectualization, modernization, environmental protection, liberation of hands and the like, and is more and more favored by markets and consumers. During the working process of the intelligent mower, a series of sensors are needed to detect various changes of the working environment, so that the working state of the intelligent mower can be correspondingly adjusted, wherein the suspension lifting sensor is a basic sensor for normal working of the intelligent mower and is used for detecting the suspension state of the intelligent mower during the working process, and the safety performance of the intelligent mower is improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hang and promote determine module and lawn mower, this lawn mower have the principle simple, be difficult for producing a large amount of electromagnetic radiation, safer, advantage such as device is with low costs.
In order to achieve the above object, the utility model provides a hang and promote determine module, include: the suspension ball head is fixed on a movable upper cover of the mower; the lifting limiting part is separately arranged below the suspension ball head; the two ends of the suspension spring are respectively fixedly connected with the suspension ball head and the lifting limiting piece; the signal trigger module is positioned at the bottom of the lifting limiting part; when the suspension ball head generates upward displacement, the suspension spring pulls the lifting limiting piece to move upwards, and the signal triggering module is induced to send out a detection signal.
As a further improvement of the utility model, the side of hanging the bulb is provided with spherical joint to will hang the bulb through the joint spare and fix on the activity of lawn mower covers.
As a further improvement of the present invention, the suspension spring has two ends respectively connected to the suspension ball head and the lifting position limiting member by screw threads.
As a further improvement of the present invention, the signal trigger module includes: the lifting detection plate is positioned below the lifting limiting part, and the reed switch is positioned on the lifting detection plate; when the lifting limiting part moves upwards, the magnetic block is far away from the reed pipe, and the reed pipe is opened or closed, so that a current signal on the lifting detection plate changes, namely the signal trigger module sends out a detection signal.
As a further improvement of the utility model, the lifting limiting part is in the shape of a hollow rod, and a clamping groove is arranged on the side surface of the lifting limiting part; the signal trigger module further comprises: the magnet bracket is positioned in the hollow interior of the lifting limiting part; the magnet bracket is hung in the clamping groove of the lifting limiting part through an ear; and the magnetic block is fixed at the bottom of the magnet bracket.
As a further improvement of the utility model, the suspension lifting detection assembly further comprises a suspension fixed corrugated sleeve sleeved outside the suspension spring; one end of the suspension fixing corrugated sleeve is clamped on the suspension ball head, and the other end of the suspension fixing corrugated sleeve is fixedly arranged on a shell of the mower through a suspension fixing frame; when the lifting limiting piece moves upwards, the suspension fixing corrugated sleeve is stretched.
As a further improvement of the present invention, the suspension lifting detection assembly further comprises a suspension return spring sleeved outside the lifting limit member; two ends of the suspension reset spring respectively abut against the suspension fixing frame and the bottom of the lifting limiting piece; when the lifting limit piece moves upwards, the suspension return spring is compressed.
Another object of the utility model is to provide a lawn mower, include: the device comprises a shell, a control component positioned in the shell, a movable upper cover positioned on the shell, and at least one suspension lifting detection component arranged on the shell; the top of the suspension lifting detection assembly is fixedly connected with the movable upper cover; when the movable upper cover of the mower moves upwards, the suspension lifting detection assembly is suitable for sending a detection signal to the control assembly so as to detect the working state of the mower.
As a further improvement of the utility model, hang and promote the determine module and include: the suspension ball head is fixed on a movable upper cover of the mower; the lifting limiting part is separately arranged below the suspension ball head; the two ends of the suspension spring are respectively fixedly connected with the suspension ball head and the lifting limiting piece; the signal trigger module is positioned at the bottom of the lifting limiting part; and when the suspension ball head generates upward displacement, the suspension spring pulls the lifting limiting piece to move upwards, and the signal triggering module is induced to send out a detection signal.
As a further improvement of the utility model, the side of hanging the bulb is provided with spherical joint to will hang the bulb through the joint spare and fix on the activity of lawn mower covers.
As a further improvement of the present invention, the suspension spring has two ends respectively connected to the suspension ball head and the lifting position limiting member by screw threads.
As a further improvement of the present invention, the signal trigger module includes: the lifting detection plate is positioned below the lifting limiting part, and the reed switch is positioned on the lifting detection plate; and when the lifting limiting part moves upwards, the magnetic block is far away from the reed pipe, and the reed pipe is opened or closed, so that a current signal on the lifting detection plate changes, namely the signal trigger module sends out a detection signal.
As a further improvement of the utility model, the lifting limiting part is in the shape of a hollow rod, and a clamping groove is arranged on the side surface of the lifting limiting part; the signal trigger module further comprises: the magnet bracket is positioned in the hollow interior of the lifting limiting part; the magnet bracket is hung in the clamping groove of the lifting limiting part through an ear; and the magnetic block is fixed at the bottom of the magnet bracket.
As a further improvement of the utility model, the suspension lifting detection assembly further comprises a suspension fixed corrugated sleeve sleeved outside the suspension spring; one end of the suspension fixing corrugated sleeve is clamped on the suspension ball head, and the other end of the suspension fixing corrugated sleeve is fixedly arranged on a shell of the mower through a suspension fixing frame; and when the lifting limiting piece moves upwards, the suspension fixing corrugated sleeve is stretched.
As a further improvement of the present invention, the suspension lifting detection assembly further comprises a suspension return spring sleeved outside the lifting limit member; two ends of the suspension reset spring respectively abut against the suspension fixing frame and the bottom of the lifting limiting piece; and when the lifting limiting part moves upwards, the suspension return spring is compressed.
The utility model has the advantages that: the utility model discloses a lawn mower adopts the suspension promotion determine module who is equipped with the magnet type, has that the principle is simple, be difficult for producing a large amount of electromagnetic radiation, safer, reduced advantages such as device cost.
Drawings
Fig. 1 is a perspective view of a suspended lift detection assembly.
Fig. 2 is a cross-sectional view of a suspended lift detection assembly.
Fig. 3 is a perspective view of a first mower according to the present invention.
Fig. 4 is a plan view of a first mower of the present invention.
Fig. 5 is a top view of a second mower (without a removable top cover) of the present invention.
Fig. 6 is a sectional view a-a in fig. 5.
Fig. 7 is a sectional view B-B in fig. 5.
Fig. 8 is a perspective view of a second lawnmower according to the present invention.
Fig. 9 is a cross-sectional view taken along line C-C of fig. 8.
Fig. 10 is an enlarged view of a portion D in fig. 9.
Fig. 11 is a diagram of an operation process of the lawn mower.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, 2 and 10, the present invention discloses a suspension lift detection assembly 100, comprising: a hanging ball 110 fixed on the movable upper cover of the mower; a lifting limiting part 120 separately arranged below the suspension ball head 110; a suspension spring 130, both ends of which are fixedly connected with the suspension ball 110 and the lifting limiting member 120 respectively; a signal trigger module 140 located at the bottom of the lifting limiting member 120; when the suspension ball 110 moves upward, the suspension spring 130 pulls the lift-limiting member 120 to move upward, and the trigger module 140 sends out a detection signal.
Specifically, in this embodiment, a spherical joint 111 is disposed on a side surface of the suspension ball 110, so as to fix the suspension ball 110 on a movable upper cover of the lawn mower by a clamping member; the suspension spring 130 is fixedly connected to the suspension ball 110 and the lifting limiting member 120 at two ends thereof by threads. When the movable upper cover of the lawn mower moves upward, the suspension ball 110 is driven to move upward, and at this time, the suspension spring 130 pulls the lifting limiting member 120 to move upward, so as to induce the signal triggering module 140 to send out a detection signal. In addition, the top of the hanging ball head 110 is also provided with a limiting groove 112, and a limiting column on the movable upper cover is matched for use, so that horizontal shaking between the hanging ball head and the movable upper cover can be avoided.
In the present case, the suspension spring is the spring that rigidity is great, is difficult to produce great deformation in the vertical direction, both can satisfy suspension spring 130 pulling promotion locating part 120 upward movement's requirement, can make suspension spring can also play the effect of horizontal damping again, also can make hang the bulb and promote and allow to have certain relative displacement in the horizontal direction between the locating part, when the lawn mower produced the collision, can not damage and hang and promote the detection components or produce the wrong report and police. Of course, in other embodiments, the suspension spring may be fixedly connected to the suspension ball 110 and the lift-limiting member 120 by a snap or a pin lock.
Optionally, in this case, the signal triggering module 140 includes: a magnet 141 fixed at the lower end of the lifting and limiting member 120, a lifting and detecting plate 142 positioned below the lifting and limiting member 120, and a reed pipe 143 positioned on the lifting and detecting plate 142; when the lifting limiting member 120 moves upwards, the magnetic block 141 is far away from the reed pipe 143, and the reed pipe 143 is opened or closed, so that the current signal on the lifting detection plate 142 changes, that is, the signal trigger module sends out a detection signal.
Optionally, the suspension and lifting detection assembly further includes a suspension fixed corrugated sleeve 150 sleeved outside the suspension spring 130; one end of the hanging fixed corrugated sleeve 150 is clamped on the hanging ball head 110, and the other end is fixedly arranged on the shell of the mower through a hanging fixed frame 160; when the lifting limiting member moves upwards, the suspended fixed corrugated sleeve 150 is stretched, so that the restoring pulling force can be generated, and the sealing protection effect can be achieved. Of course, in order to increase the restoring force of the suspension and lift detection assembly, the suspension and lift detection assembly 100 for a lawn mower further includes a suspension and return spring 170 sleeved outside the lift limiting member 120; two ends of the suspension return spring 170 respectively abut against the bottom of the suspension fixing frame 160 and the bottom of the lifting limiting piece 120; when the lifting limiting part moves upwards, the suspension fixing frame 160 is kept still, so that the distance between the bottoms of the lifting limiting part of the suspension fixing frame 160 is reduced, the suspension reset spring 170 is compressed to generate reset elastic force, and the suspension lifting detection assembly is reset after the mower stops working, so that the phenomenon of shell clamping is avoided.
Optionally, the lifting limiting member 120 may be a hollow rod, and a clamping groove 121 is formed in a side surface thereof; the signal trigger module 140 further includes: a magnet holder 144 positioned in the hollow interior of the elevating stopper 120; the magnet bracket 144 is hung in the slot on the side of the lifting limiting part 120 through an ear; the magnetic block 141 is fixed at the bottom of the magnet holder 144, so that the magnetic block 141 is fixed at the bottom end of the hollow interior of the lifting limiting part 120, the bottom of the lifting limiting part 120 is provided with a flange 122 extending outwards, and the outer diameter of the flange 122 is larger than the inner diameter of the suspension fixing frame 160, so that the flange 122 can limit the stroke of the magnetic block 141 in the vertical direction, and the overall stability of the suspension lifting detection assembly is ensured.
The utility model also discloses a lawn mower, include: a housing; the movable upper cover is positioned on the machine shell; the control assembly is positioned in the shell; at least one suspension lifting detection assembly mounted on the housing; the top of the suspension lifting detection assembly is fixedly connected with the movable upper cover; and when the movable upper cover of the mower moves upwards, the suspension lifting detection assembly is suitable for sending a detection signal to the control assembly so as to detect the working state of the mower.
Optionally, the type and the type of the mower are not limited, as long as a detection signal can be sent to the control assembly through the suspension lifting detection assembly to detect the working state of the mower. The following two types of lawn mowers are listed for illustrating the assembly relationship and operation of the suspension lift detection assembly in the lawn mowers, but should not be construed as limiting the lawn mower type.
As shown in fig. 3-7, the present invention also discloses a first mower comprising: a cabinet 200, a control assembly (located in the cabinet, not shown) located within the cabinet 200, a movable top cover 300 located on the cabinet 200, at least one hanging lift detection assembly 100 mounted on the cabinet 200; the top of the hanging and lifting detection assembly 100 is fixedly connected with the movable upper cover 300; when the movable top cover 300 of the lawn mower moves upward, the suspension-lift detection assembly 100 is adapted to send a detection signal to the control assembly to detect the operating state of the lawn mower. Wherein, the first mower further comprises a driving assembly 400 positioned at the bottom of the housing and a cutting knife assembly 500 positioned on the housing; wherein the drive assembly 400 includes a pair of drive wheels 410 and a pair of road wheels 420. The cutter assembly 500 includes a cutter head and a cutter positioned on the cutter head.
As shown in fig. 8-10, a second mower is also disclosed, comprising: a cabinet 200, a control assembly (located in the cabinet, not shown) located within the cabinet 200, a movable top cover 300 located on the cabinet 200, at least one hanging lift detection assembly 100 mounted on the cabinet 200; the top of the hanging and lifting detection assembly 100 is fixedly connected with the movable upper cover 300; when the movable top cover 300 of the lawn mower moves upward, the suspension-lift detection assembly 100 is adapted to send a detection signal to the control assembly to detect the operating state of the lawn mower. The second mower further comprises a driving assembly 400 positioned at the bottom of the machine shell, a cutting knife assembly 500 positioned on the machine shell, and a protective cover 600 positioned below the cutting knife assembly 500; wherein the drive assembly 400 includes a pair of drive wheels 410 and a road wheel 420. The cutter assembly 500 includes a cutter head and a cutter positioned on the cutter head.
Optionally, the control assembly may include a processor, various control circuits, a sensing unit and a corresponding driving circuit, etc., and may detect a current signal change to control the mower to stop or work.
In this case, the structure of the hanging-up detection assembly 100 and its fitting relationship with the chassis may be as described above. Of course, in other embodiments, the number of the suspension lift detection assemblies 100 may also be 1 or more, and are generally distributed symmetrically about the geometric center of the casing to improve the detection accuracy of the suspension lift. Alternatively, when the number of the suspended lifting detection assemblies 100 is 4, the suspended lifting detection assemblies are distributed at four corners of the casing; when the number of the suspended lifting detection assemblies 100 is 2, the suspended lifting detection assemblies are distributed on the diagonal corners of the machine shell.
Specifically, in the normal working process of the mower, if the movable upper cover of the mower moves upwards or the mower is suspended and lifted due to collision, bumping, lifting, manual lifting and the like, the suspension lifting detection component can detect the change, so that the magnetic block 141 is far away from the reed switch 143, the reed switch 143 is opened or closed, a current signal on the lifting detection plate 142 is changed and is transmitted to the control component of the mower 100, the mower is controlled to trigger an alarm and/or stop working, and the safety performance of the mower is ensured.
In the present application, the suspension and lift detection assemblies are included in both the first mower and the second mower, the suspension and lift detection assemblies have similar structures and the same functions, and are limited to the appearance structure and other designs of the mower, the number and the installation positions of the suspension and lift detection assemblies are different, the suspension and lift detection assemblies cannot be substantially improved, and the working processes of the suspension and lift detection assemblies in the two mowers are substantially the same and can be referred to each other.
In addition, referring to fig. 11, the working process of the lawn mower (including the first lawn mower and the second lawn mower) in the present case includes: starting the mower to work through the control assembly; when the movable upper cover of the mower moves upwards, the suspension lifting detection assembly sends out a detection signal; the control component changes the working state of the mower (such as alarming or stopping) according to the detection signal; hang and promote the detection module and reset.
Optionally, the structure of the suspension and lifting detection assembly and the fitting relationship thereof with the casing are as described above. Meanwhile, for the automatic reset of the suspension lifting detection assembly, after the control assembly changes the working state of the mower, the automatic reset of the suspension lifting detection assembly can be realized in the following manner so as to carry out the next detection action. Namely, by the hanging fixed bellows 150 fitted over the outer side of the hanging spring 130; one end of the hanging fixed corrugated sleeve 150 is clamped on the hanging ball head 110, and the other end is fixedly arranged on the shell of the mower through a hanging fixed frame 160; when the lifting limiting member moves upwards, the suspended fixed corrugated sleeve 150 is stretched, so that the restoring pulling force can be generated, and the sealing protection effect can be achieved. Of course, in order to increase the restoring force of the suspension and lift detection assembly, the suspension and lift detection assembly 100 for a lawn mower further includes a suspension and return spring 170 sleeved outside the lift limiting member 120; two ends of the suspension return spring 170 respectively abut against the bottom of the suspension fixing frame 160 and the bottom of the lifting limiting piece 120; when the lifting limiting part moves upwards, the suspension fixing frame 160 is kept still, so that the distance between the bottoms of the lifting limiting part of the suspension fixing frame 160 is reduced, the suspension reset spring 170 is compressed to generate reset elastic force, and the suspension lifting detection assembly is reset after the mower stops working, so that the phenomenon of shell clamping is avoided.
Optionally, the process of sending the detection signal by the suspension lifting detection assembly includes: the movable upper cover drives the suspension ball head to move upwards; the suspension ball head pulls the lifting limiting piece to move upwards through the suspension spring; lifting the limiting piece to pull the magnetic block to be far away from the reed pipe; the reed pipe is opened or closed; and the current signal change on the detection plate is promoted and sent to the control component.
Specifically, referring to fig. 11, the specific operation process of the lawn mower is as follows:
when the working state of the mower changes (such as the movable upper cover of the mower moves upwards or the mower is suspended and lifted), the lifting limiting part moves upwards along with the suspension ball head to drive the magnetic block to be far away from the reed switch on the lifting detection plate, so that the reed switch is opened or closed, the current signal generated by the lifting detection plate changes, the current signal changes and is transmitted to the control assembly of the mower, and the main control controls the mower to stop working and give an alarm. Preferably, in a normal working state of the mower, the magnetic block is close to the reed switch, so that the reed switch is in a closed state; when the working state of the mower changes, the magnetic block is far away from the reed switch, the reed switch is opened, and the detection board is lifted to generate current signal changes. Therefore the utility model discloses use the magnet type to hang and promote the operating condition that detection component monitored lawn mower to utilize the relative position between magnetic path and the tongue tube to change, make and promote the pick-up plate and produce the current signal change (detection signal promptly), so that control assembly controls lawn mower stop work and reports to the police according to this current signal change, have that the principle is simple, be difficult for producing a large amount of electromagnetic radiation, safer, and reduced advantages such as the cost of device.
To sum up, the utility model discloses a hang and promote detection module, lawn mower and utilize the displacement state of activity upper cover, mention the magnetic path, make the relative position between magnetic path and the tongue tube change to arouse to promote the pick-up plate and produce the current signal change (detection signal promptly), then control assembly controls lawn mower stop work and reports to the police according to this current signal change, have that the principle is simple, be difficult for producing a large amount of electromagnetic radiation, safer, and reduced advantages such as the cost of device.
The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.
Claims (14)
1. A suspended lift detection assembly, comprising:
the suspension ball head is fixed on a movable upper cover of the mower;
the lifting limiting part is separately arranged below the suspension ball head;
the two ends of the suspension spring are respectively fixedly connected with the suspension ball head and the lifting limiting piece;
the signal trigger module is positioned at the bottom of the lifting limiting part; and
when the suspension ball head generates upward displacement, the suspension spring pulls the lifting limiting piece to move upwards, and the signal triggering module is induced to send out a detection signal.
2. The suspended lift detection assembly of claim 1,
the side of the suspension ball head is provided with a spherical joint so as to fix the suspension ball head on a movable upper cover of the mower through a clamping piece.
3. The suspended lift detection assembly of claim 1,
and two ends of the suspension spring are fixedly connected with the suspension ball head and the lifting limiting part through threads respectively.
4. The suspended lift detection assembly of claim 1,
the signal trigger module includes: the lifting detection plate is positioned below the lifting limiting part, and the reed switch is positioned on the lifting detection plate; and
when the lifting limiting part moves upwards, the magnetic block is far away from the reed pipe, and the reed pipe is opened or closed, so that a current signal on the lifting detection plate changes, namely the signal trigger module sends out a detection signal.
5. The hanging lift detection assembly of claim 4,
the lifting limiting part is in a hollow rod shape, and a clamping groove is formed in the side face of the lifting limiting part;
the signal trigger module further comprises: the magnet bracket is positioned in the hollow interior of the lifting limiting part;
the magnet bracket is hung in the clamping groove of the lifting limiting part through an ear; and
the magnetic block is fixed at the bottom of the magnet bracket.
6. The suspended lift detection assembly of claim 1,
the suspension lifting detection assembly further comprises a suspension fixed corrugated sleeve sleeved outside the suspension spring;
one end of the suspension fixing corrugated sleeve is clamped on the suspension ball head, and the other end of the suspension fixing corrugated sleeve is fixedly arranged on a shell of the mower through a suspension fixing frame; and
when the lifting limiting piece moves upwards, the suspension fixing corrugated sleeve is stretched.
7. The hanging lift detection assembly of claim 6,
the suspension lifting detection assembly further comprises a suspension reset spring sleeved on the outer side of the lifting limiting part;
two ends of the suspension reset spring respectively abut against the suspension fixing frame and the bottom of the lifting limiting piece; and
when the lifting limit piece moves upwards, the suspension return spring is compressed.
8. A lawn mower, comprising:
a housing;
the movable upper cover is positioned on the machine shell;
the control assembly is positioned in the shell;
at least one suspension lifting detection assembly mounted on the housing;
the top of the suspension lifting detection assembly is fixedly connected with the movable upper cover;
the suspended lift detection assembly comprises:
the suspension ball head is fixed on a movable upper cover of the mower;
the lifting limiting part is separately arranged below the suspension ball head;
the two ends of the suspension spring are respectively fixedly connected with the suspension ball head and the lifting limiting piece;
the signal trigger module is positioned at the bottom of the lifting limiting part; and
when the movable upper cover of the mower drives the suspension ball head to move upwards, the suspension spring pulls the lifting limiting part to move upwards, and the signal triggering module is induced to send a detection signal to the control assembly so as to detect the working state of the mower.
9. The mower of claim 8,
the side of the suspension ball head is provided with a spherical joint so as to fix the suspension ball head on a movable upper cover of the mower through a clamping piece.
10. The mower of claim 8,
and two ends of the suspension spring are fixedly connected with the suspension ball head and the lifting limiting part through threads respectively.
11. The mower of claim 8,
the signal trigger module includes: the lifting detection plate is positioned below the lifting limiting part, and the reed switch is positioned on the lifting detection plate; and
when the lifting limiting part moves upwards, the magnetic block is far away from the reed pipe, and the reed pipe is opened or closed, so that a current signal on the lifting detection plate changes, namely the signal trigger module sends out a detection signal.
12. The mower of claim 11,
the lifting limiting part is in a hollow rod shape, and a clamping groove is formed in the side face of the lifting limiting part;
the signal trigger module further comprises: the magnet bracket is positioned in the hollow interior of the lifting limiting part;
the magnet bracket is hung in the clamping groove of the lifting limiting part through an ear; and
the magnetic block is fixed at the bottom of the magnet bracket.
13. The mower of claim 8,
the suspension lifting detection assembly further comprises a suspension fixed corrugated sleeve sleeved outside the suspension spring;
one end of the suspension fixing corrugated sleeve is clamped on the suspension ball head, and the other end of the suspension fixing corrugated sleeve is fixedly arranged on a shell of the mower through a suspension fixing frame; and
when the lifting limiting piece moves upwards, the suspension fixing corrugated sleeve is stretched.
14. The mower of claim 13,
the suspension lifting detection assembly further comprises a suspension reset spring sleeved on the outer side of the lifting limiting part;
two ends of the suspension reset spring respectively abut against the suspension fixing frame and the bottom of the lifting limiting piece; and
when the lifting limit piece moves upwards, the suspension return spring is compressed.
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023094522.2U CN214252450U (en) | 2020-12-21 | 2020-12-21 | Suspension lifting detection assembly and mower |
| CN202180029832.4A CN115666221A (en) | 2020-05-14 | 2021-03-31 | Grass cutter |
| US17/218,188 US12109900B2 (en) | 2020-03-31 | 2021-03-31 | Robotic mower with integrated assemblies |
| US17/218,193 US12058957B2 (en) | 2020-05-14 | 2021-03-31 | Mower |
| CN202180022898.0A CN116325411A (en) | 2020-05-07 | 2021-03-31 | Robot mower with integrated component |
| EP21781918.4A EP4125321A4 (en) | 2020-03-31 | 2021-03-31 | A robotic mower with integrated assemblies |
| EP21803192.0A EP4149237A4 (en) | 2020-05-14 | 2021-03-31 | A robotic mower with collision and detection assemblies |
| PCT/CN2021/084615 WO2021197390A1 (en) | 2020-03-31 | 2021-03-31 | A robotic mower with integrated assemblies |
| PCT/CN2021/084567 WO2021227691A1 (en) | 2020-05-14 | 2021-03-31 | A robotic mower with collision and detection assemblies |
| EP21166309.1A EP3909411B1 (en) | 2020-05-14 | 2021-03-31 | Mower with a sealed casing and a functional module for maintaining pressure balance or detecting a sealing state of the casing |
| EP21166290.3A EP3888440A1 (en) | 2020-03-31 | 2021-03-31 | A robotic mower with integrated assemblies |
| US17/948,249 US20230008169A1 (en) | 2020-03-31 | 2022-09-20 | A Robotic Mower with Integrated Assemblies |
| US17/973,538 US20230051150A1 (en) | 2020-05-14 | 2022-10-26 | Robotic Mower with Collision and Detection Assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023094522.2U CN214252450U (en) | 2020-12-21 | 2020-12-21 | Suspension lifting detection assembly and mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214252450U true CN214252450U (en) | 2021-09-21 |
Family
ID=77741099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023094522.2U Active CN214252450U (en) | 2020-03-31 | 2020-12-21 | Suspension lifting detection assembly and mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214252450U (en) |
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2020
- 2020-12-21 CN CN202023094522.2U patent/CN214252450U/en active Active
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