CN115104551A - Speed reducer limiting device for cultivation - Google Patents

Speed reducer limiting device for cultivation Download PDF

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Publication number
CN115104551A
CN115104551A CN202210861599.2A CN202210861599A CN115104551A CN 115104551 A CN115104551 A CN 115104551A CN 202210861599 A CN202210861599 A CN 202210861599A CN 115104551 A CN115104551 A CN 115104551A
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CN
China
Prior art keywords
limiting
speed reducer
detection device
output shaft
threaded sleeve
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Pending
Application number
CN202210861599.2A
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Chinese (zh)
Inventor
朱洪强
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Sichuan Shengxing Intelligent Technology Co ltd
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Sichuan Shengxing Intelligent Technology Co ltd
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Application filed by Sichuan Shengxing Intelligent Technology Co ltd filed Critical Sichuan Shengxing Intelligent Technology Co ltd
Priority to CN202210861599.2A priority Critical patent/CN115104551A/en
Publication of CN115104551A publication Critical patent/CN115104551A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K31/00Housing birds
    • A01K31/02Door appliances; Automatic door-openers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10Structural association with clutches, brakes, gears, pulleys or mechanical starters

Abstract

The invention discloses a limiting device of a speed reducer for cultivation, which comprises a moving part, wherein the moving part is in threaded connection with an output shaft of the speed reducer, the moving part is provided with a limiting mechanism for limiting the rotation of the moving part, the output shaft is provided with a first detection device and a second detection device along the length direction of the output shaft, the first detection device and the second detection device are both connected with a motor connected with the speed reducer, and the moving part is positioned between the first detection device and the second detection device. The output shaft is connected with a transmission part of the cage door, when the output shaft rotates, the cage door can be opened or closed, when the first detection device detects or the second detection device detects that the moving part is in place, the motor, the speed reducer and the output shaft all stop running, at the moment, the cage door is kept in a completely opened or completely closed state, and the cage door is opened and closed once. The limiting device is compact in structure, convenient to install, strong in universality and stable and accurate in stroke control, can be used in most occasions of breeding equipment, and facilitates breeding management of poultry.

Description

Speed reducer limiting device for cultivation
Technical Field
The invention belongs to the technical field of cultivation equipment, and particularly relates to a speed reducer limiting device for cultivation.
Background
With the rapid development of national economy, the living standard of people is gradually improved, and healthy life becomes the pursuit target of people. People pay more and more attention to various nutrient substances needed by human bodies, the quality requirements on various nutrient substances are higher and higher, and poultry meat and poultry eggs are important components of the demands of people. The traditional cage culture mode usually pursues economic benefits, the high-density breeding is carried out, the activity space of each poultry is very limited, the health of the poultry can be maintained only by using medicines, the quality of poultry meat and poultry eggs is neglected, and the requirements of people cannot be met slowly from the aspects of taste and nutrition.
Improving the quality of poultry meat and poultry eggs, and becoming the problem to be solved. To solve this problem, only high-quality healthy birds are required to provide high-quality meat and egg products. In order to provide welfare for the health of the poultry and ensure the healthy growth of the poultry, the poultry are required to have enough activity space to eat freely, drink freely, lay eggs freely, inhabit freely and show the naturalness freely. Therefore, the research and development of poultry welfare cultivation are necessary, and the attention on poultry welfare is paid to improving the self health of human beings.
At present, the poultry welfare breeding equipment mostly adopts a stacked breeding cage so as to save the occupied area and increase the breeding space. Usually, the topmost layer of the stacked breeding cages is a special egg laying cage which is provided with cage doors, so that the poultry can conveniently get in and out. When the poultry do not enter the egg laying age, the cage door of the egg laying special cage needs to be closed to prevent the poultry from damaging egg laying equipment; after the poultry enter the laying age, the cage door of the special egg laying cage is opened to allow the poultry to enter the egg laying. The cage door of the special cage for laying eggs currently is generally set to be electric control, namely the speed reducing motor is adopted to control the opening and closing of the cage door, the cage door is opened when the speed reducing motor rotates forwards, the cage door is closed when the speed reducing motor rotates backwards, or the cage door is closed when the speed reducing motor rotates forwards, and the cage door is opened when the speed reducing motor rotates backwards. The speed reducing motor is mainly controlled by a button, and when a farmer presses an opening button all the time, a cage door is opened; when the breeding personnel press the closing button all the time, the cage door is closed. The mode has lower working efficiency, if the opening and closing of the cage door are not in place, the actions are repeated, the state of the cage door is adjusted again until the cage door is properly adjusted, and the operation is very inconvenient.
Disclosure of Invention
The invention aims to provide a speed reducer limiting device for cultivation, which is used for solving the problems in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a breed and use speed reducer stop device, includes the moving part, the moving part sets up the stop gear who restricts its pivoted with the output shaft threaded connection of speed reducer, the moving part, the output shaft is equipped with first detection device and second detection device along its length direction, first detection device and second detection device all link to each other with the motor that the speed reducer is connected, the moving part is located between first detection device and the second detection device.
As an optional design structure of the technical scheme, the movable part comprises a movable thread sleeve, an internal thread is arranged on the movable thread sleeve, and an external thread matched with the internal thread is arranged on the output shaft.
As an optional design structure of the technical scheme, the limiting mechanism comprises a limiting seat, the limiting seat is arranged on one side of the movable threaded sleeve, a limiting part is arranged on the limiting seat, and the limiting part is used for limiting the rotation of the movable threaded sleeve.
As an optional project organization of above-mentioned technical scheme, the locating part includes the limiting plate, the surface of activity thread bush has seted up the spacing groove along its length direction, the one end of limiting plate stretches into in the spacing groove, in order to restrict the activity thread bush rotates.
As an optional design structure of above-mentioned technical scheme, spacing seat includes the curb plate, the curb plate is installed on the surface of speed reducer, the one end of limiting plate with the curb plate is connected.
As an optional design structure of the technical scheme, the side plate is provided with an arc-shaped notch matched with the output shaft.
As an optional design structure of above-mentioned technical scheme, spacing seat still includes the reinforcing bottom plate, the one end and the curb plate of reinforcing bottom plate are connected, and reinforcing bottom plate and limiting plate are connected and are L shape structure.
As an optional design structure of the above technical solution, the first detection device includes a first micro switch, the first micro switch is connected to the motor, and the movable member may trigger the first micro switch to stop the rotation of the motor.
As an optional design structure of the above technical solution, the second detection device includes a second microswitch, the second microswitch is connected to the motor, the moving member is located between the first microswitch and the second microswitch, and the moving member can trigger the second microswitch to stop the rotation of the motor.
As an optional design structure of the technical scheme, the first microswitch and the second microswitch are both installed on the limiting plate, and the action reeds of the first microswitch and the second microswitch extend outwards into the movable track of the movable thread sleeve.
The invention has the beneficial effects that:
the invention provides a limiting device of a speed reducer for cultivation. The output shaft is connected with a transmission part of the cage door, when the output shaft rotates, the cage door can be opened or closed, when the first detection device detects or the second detection device detects that the moving part is in place, the motor, the speed reducer and the output shaft all stop running, at the moment, the cage door is kept in a completely opened or completely closed state, and the cage door is opened and closed once. The limiting device has the advantages of compact structure, convenient installation, strong universality, stable and accurate stroke control, can be used in most occasions of breeding equipment, is convenient for breeding management of poultry, and has higher practicability.
Drawings
Fig. 1 is a schematic perspective view of a speed reducer limiting device according to an embodiment of the invention;
FIG. 2 is a top view of a reducer retainer according to one embodiment of the present invention;
FIG. 3 is a schematic perspective view of an output shaft according to an embodiment of the present invention;
FIG. 4 is a schematic perspective view of a removable thread insert according to one embodiment of the present invention;
fig. 5 is a schematic perspective view of a limiting mechanism according to an embodiment of the present invention.
In the figure: 1-a movable member; 2, a speed reducer; 3-an output shaft; 4-a limiting mechanism; 5-a first detection device; 6-a second detection device; 7-a motor; 8-movable thread bush; 9-internal thread; 10-external threads; 11-a limiting plate; 12-a limiting groove; 13-side plate; 14-an arc-shaped notch; 15-reinforcing the bottom plate.
Detailed Description
Examples
As shown in fig. 1-5, the present embodiment provides a speed reducer limiting device for cultivation, which is mainly applied to a stacked cultivation cage for poultry cultivation, such as a special egg laying cage of the cultivation cage, and the speed reducer limiting device can be applied to other cages of the cultivation cage to facilitate management of poultry by automatically controlling opening and closing of a cage door to prevent poultry from damaging egg laying equipment of the special egg laying cage.
As shown in fig. 1, the speed reducer limiting device mainly comprises a movable member 1, the movable member 1 is in threaded connection with an output shaft 3 of a speed reducer 2, the movable member 1 is provided with a limiting mechanism 4 for limiting the rotation of the movable member 1, the movable member 1 is mounted on the output shaft 3 of the speed reducer 2, the output shaft 3 is connected with a transmission component (such as a transmission wheel, a pull rope and the like) of a cage door, and the opening and closing of the cage door can be controlled when the output shaft 3 rotates. The limiting mechanism 4 can limit the moving part 1, and when the output shaft 3 rotates, the moving part 1 moves linearly along the output shaft 3 under the action of the limiting mechanism 4.
As shown in fig. 2, the output shaft 3 is provided with a first detection device 5 and a second detection device 6 along the length direction thereof, the first detection device 5 and the second detection device 6 are both connected with a motor 7 connected with the speed reducer 2, and the movable member 1 is located between the first detection device 5 and the second detection device 6. The first detection device 5 is located at one end of the output shaft 3 close to the speed reducer 2, the second detection device 6 is located at one end of the output shaft 3 far away from the speed reducer 2, the first detection device 5 and the second detection device 6 can be realized by adopting an existing position sensor, and the first detection device 5 and the second detection device 6 detect the in-place state of the moving part 1 so as to control the running state of the motor 7 and control the speed reducer 2.
Wherein, the position of first detection device 5 and second detection device 6 can set up according to the demand, through adjusting first detection device 5 and second detection device 6's position for moving part 1 has suitable stroke, thereby satisfies different cage door switch demands. When the output shaft 3 rotates, the cage door can be opened or closed, when a farmer can press an opening or closing button all the time, after the first detection device 5 detects or the second detection device 6 detects that the moving part 1 is in place, the motor 7, the speed reducer 2 and the output shaft 3 all stop running, at the moment, the cage door is kept in a completely opened or completely closed state, and the cage door is opened and closed once. The limiting device is compact in structure, convenient to install, strong in universality and stable and accurate in stroke control, can be used in most occasions of breeding equipment, facilitates breeding management of poultry, and has high practicability.
The speed reducing motor is used in poultry breeding equipment, namely an integrated body of the speed reducer and the motor, and the speed reducing motor is widely applied to speed reducing transmission mechanisms of various general mechanical equipment such as metallurgy, mines, hoisting, transportation, cement, building, chemical engineering, textile, printing and dyeing, pharmacy and the like. The speed reducing motor mainly has the following functions: 1) the speed reduction improves the output torque at the same time, and the torque output proportion multiplies the reduction ratio by the output of the motor, but the rated torque of the speed reducer cannot be exceeded. 2) The speed reduction simultaneously reduces the inertia of the load, and the inertia reduction is the square of the reduction ratio. It can be seen that typical motors have an inertia value. The advantage of using gear motor in poultry farming equipment is that simplified design, save space, and in addition, gear motor still has other advantages: the speed reducing motor is manufactured by combining the international technical requirements, and has high technological content; the device has the advantages of space saving, reliability, durability, high overload bearing capacity and over 95KW of power; the energy consumption is low, the performance is excellent, and the efficiency of the speed reducer reaches more than 95 percent; the vibration is small, the noise is low, the energy is saved, high-quality section steel materials and rigid cast iron box bodies are selected, and the surface of the gear is subjected to high-frequency heat treatment; the positioning precision is ensured through precision machining, all gear reduction motors forming the gear transmission assembly are provided with various motors, the electromechanical integration is formed, and the use quality characteristics of products are completely ensured; the product adopts the design idea of serialization and modularization, has wide adaptability, has extremely many motor combinations, installation positions and structural schemes, and can select any rotating speed and various structural forms according to actual needs.
In this embodiment, when the motor 7 rotates in the forward direction, the output shaft 3 rotates clockwise, and under the action of the limiting mechanism 4, the moving member 1 moves linearly outwards along the output shaft 3, so that the moving member 1 gradually approaches the second detecting device 6, and when the second detecting device 6 detects the moving member 1, the second detecting device 6 sends an in-place signal to the motor 7, and then the motor 7 stops operating; when the motor 7 rotates reversely, the output shaft 3 rotates anticlockwise, the moving part 1 moves linearly inwards along the output shaft 3 under the action of the limiting mechanism 4, the moving part 1 gradually approaches the first detection device 5, when the first detection device 5 detects the moving part 1, the first detection device 5 sends an in-place signal to the motor 7, and then the motor 7 stops operating. The speed reducer limiting device is compact in structure, reasonable in design, stable and accurate in stroke control, convenient to use and greatly reduced in use cost, and space occupation is reduced.
As shown in fig. 3 and 4, in an exemplary embodiment, the movable member 1 includes a movable threaded sleeve 8, the movable threaded sleeve 8 is provided with an internal thread 9, and the output shaft 3 is provided with an external thread 10 adapted to the internal thread 9. The movable threaded sleeve 8 is cylindrical, the end faces of the two ends of the movable threaded sleeve are provided with chamfer structures, the movable threaded sleeve 8 is sleeved on the output shaft 3, and the external thread 10 on the output shaft 3 has a certain length, so that the movable threaded sleeve 8 has a certain stroke. The external thread 10 of the output shaft 3 is arranged close to the speed reducer 2, the outermost end of the output shaft 3 is connected with the transmission parts of other doors, and the structure of the output shaft can be flexibly designed according to the connected parts. The limiting mechanism 4 can limit the rotation of the movable threaded sleeve 8 to enable the movable threaded sleeve to keep linear motion, the cage door can be opened or closed when the motor 7 drives the output shaft 3 to rotate, and after the first detection device 5 or the second detection device 6 detects that the movable threaded sleeve 8 is in place, the motor 7, the speed reducer 2 and the output shaft 3 stop running, and at the moment, the cage door keeps a completely opened or completely closed state.
In one embodiment, the limiting mechanism 4 includes a limiting seat, the limiting seat is disposed on one side of the movable threaded sleeve 8, and a limiting member is disposed on the limiting seat and is used for limiting the rotation of the movable threaded sleeve 8. The limiting piece is arranged on the limiting seat and can limit the movable threaded sleeve 8 to rotate so that the movable threaded sleeve 8 can make linear motion along the output shaft 3.
As shown in fig. 5, preferably, the limiting member includes a limiting plate 11, a limiting groove 12 is formed in the surface of the movable threaded sleeve 8 along the length direction of the surface, and one end of the limiting plate 11 extends into the limiting groove 12 to limit the rotation of the movable threaded sleeve 8. The limiting groove 12 has a certain depth, and one end of the limiting plate 11 extends into the limiting groove 12 to block the movable threaded sleeve 8, so that the movable threaded sleeve 8 is prevented from rotating. Two ends of the limiting groove 12 can be set to be closed structures, the length of the limiting plate 11 is smaller, and one end of the limiting plate 11 can move in the limiting groove 12; the two ends of the limiting groove 12 can be set to be open structures, that is, the limiting groove 12 is a through groove, the limiting groove 12 is arranged along the length direction of the movable threaded sleeve 8, and the limiting plate 11 and the limiting groove 12 can be separated.
Wherein, the locating part also can adopt other structures to realize, for example the locating part sets up to limiting slide block, sets up a spacing slide rail on spacing seat, and limiting slide rail and output shaft 3 are parallel to each other, and limiting slide block and movable thread bush 8 fixed connection, when output shaft 3 rotated, limiting slide block slided along limiting slide rail, and movable thread bush 8 makes linear motion along output shaft 3 simultaneously.
In this embodiment, the limiting seat includes a side plate 13, the side plate 13 is installed on the surface of the speed reducer 2, and one end of the limiting plate 11 is connected with the side plate 13. The curb plate 13 passes through a plurality of bolt fastening on speed reducer 2, curb plate 13 and 11 mutually perpendicular of limiting plate, the vertical setting of curb plate 13, and the setting of limiting plate 11 level, the one end of limiting plate 11 outwards extends and inserts in the spacing groove 12 of activity thread bush 8 to restriction activity thread bush 8 rotates. Usually, the side plate 13 is provided with an arc-shaped notch 14 matched with the output shaft 3, so that the side plate 13 is convenient to mount, the normal operation of the output shaft 3 is not influenced, the side plate 13 can be directly assembled on the existing speed reducer 2, and the structure of the speed reducer 2 does not need to be changed.
As shown in fig. 5, preferably, the limiting seat further includes a reinforcing bottom plate 15, one end of the reinforcing bottom plate 15 is connected with the side plate 13, and the reinforcing bottom plate 15 is connected with the limiting plate 11 to form an L-shaped structure. Because limiting plate 11 can block activity thread bush 8, limiting plate 11 need bear certain effort, strengthens limiting plate 11 through setting up reinforcing bottom plate 15, improves limiting plate 11's structural stability. In order to further improve the structural stability of the limiting plate 11, the reinforcing bottom plate 15 and the limiting plate 11 are integrally formed.
In this embodiment, the first detection device 5 includes a first microswitch, and the first microswitch is connected to a power supply of the motor 7, and the movable element 1 can trigger the first microswitch to stop the rotation of the motor 7. First micro-gap switch installs on limiting plate 11, and in first micro-gap switch's action reed outwards extended to the activity orbit of activity thread bush 8, when activity thread bush 8 inwards removed along output shaft 3, activity thread bush 8 can contact with first micro-gap switch's action reed, and activity thread bush 8 triggers first micro-gap switch action, and first micro-gap switch can close the power of motor 7, prevents that activity thread bush 8 continues the inward movement.
The second detection device 6 comprises a second microswitch, the second microswitch is connected with a power supply of the motor 7, the moving part 1 is positioned between the first microswitch and the second microswitch, and the moving part 1 can trigger the second microswitch to stop the rotation of the motor 7. The second micro-switch is installed on the limiting plate 11, and the action reeds of the second micro-switch extend outwards to the movable track of the movable threaded sleeve 8. When the movable threaded sleeve 8 moves outwards along the output shaft 3, the movable threaded sleeve 8 can be in contact with an action reed of the second microswitch, the movable threaded sleeve 8 triggers the second microswitch to act, and the second microswitch can turn off a power supply of the motor 7 to prevent the movable threaded sleeve 8 from continuing to move outwards.
The microswitch is a switch which has a minute contact interval and a snap action mechanism, performs a switching action with a prescribed stroke and a prescribed force, is covered with a case, and has a drive lever on the outside. The first detection device 5 and the second detection device 6 both adopt microswitches to control the power supply of the motor 7, and the device has the advantages of simple mechanical structure, low cost, high node action speed, rapid current on-off, strong current breaking capacity and high reliability, and is favorable for accurately controlling the stroke of the speed reducer 2.
In one embodiment, the first detection device 5 comprises a first infrared detection probe, the second detection device 6 comprises a second infrared detection probe, and the first infrared detection probe and the second infrared detection probe are both connected with the controller of the motor 7. The movable threaded sleeve 8 can move between the first infrared detection probe and the second infrared detection probe, when the movable threaded sleeve 8 moves inwards along the output shaft 3, the first infrared detection probe can detect the in-place state of the movable threaded sleeve 8, when the first infrared detection probe detects the movable threaded sleeve 8, the first infrared detection probe sends a detection signal to a controller of the motor 7, the controller controls the motor 7 to stop running at the moment, and the movable threaded sleeve 8 continues to move inwards. When the movable threaded sleeve 8 moves outwards along the output shaft 3, the second infrared detection probe can detect the in-place state of the movable threaded sleeve 8, when the second infrared detection probe detects the movable threaded sleeve 8, the second infrared detection probe sends a detection signal to the controller of the motor 7, the controller controls the motor 7 to stop running, and the movable threaded sleeve 8 continues to move outwards.
When the speed reducer limiting device is used, a transmission part of a cage door is connected with an output shaft 3, when a farmer presses an opening or closing button all the time, a motor 7 is started, a speed reducer 2 drives the output shaft 3 to rotate, because one end of a limiting plate 11 extends into a limiting groove 12 of a movable threaded sleeve 8, the movable threaded sleeve 8 cannot rotate, the movable threaded sleeve 8 can do linear motion along the output shaft 3, when the movable threaded sleeve 8 is in contact with an action reed of a first microswitch, the movable threaded sleeve 8 triggers the first microswitch to act, the first microswitch can turn off a power supply of the motor 7, the speed reducer 2 and the output shaft 3 stop running, and the movable threaded sleeve 8 stops moving inwards. When the movable threaded sleeve 8 is in contact with an action reed of the second microswitch, the movable threaded sleeve 8 triggers the second microswitch to act, the second microswitch can turn off the power supply of the motor 7, the speed reducer 2 and the output shaft 3 stop running, the movable threaded sleeve 8 stops moving outwards, and the cage door is opened and closed in place at one time by limiting the running state of the output shaft 3.
In the description of the present invention, the terms "mounted," "connected," "fixed," and the like are to be understood broadly and may be fixedly connected, detachably connected, or integrated; may be a mechanical or electrical connection; they may be directly connected or indirectly connected through an intermediate, or they may be connected through the inside of two elements or through the interaction of two elements, and those skilled in the art will understand that the above terms have the specific meanings given herein. Furthermore, the particular features, structures, etc. described in the examples can be included in at least one implementation and can be combined by one skilled in the art without conflicting therewith. The protection scope of the present invention is not limited to the above-mentioned embodiments, and those embodiments that can be imagined by those skilled in the art without creative efforts based on the basic technical concept of the present invention belong to the protection scope of the present invention.

Claims (10)

1. The utility model provides a breed and use speed reducer stop device, its characterized in that, includes moving part (1), output shaft (3) threaded connection of moving part (1) and speed reducer (2), moving part (1) set and restrict its pivoted stop gear (4), output shaft (3) are equipped with first detection device (5) and second detection device (6) along its length direction, first detection device (5) and second detection device (6) all link to each other with motor (7) that speed reducer (2) are connected, moving part (1) is located between first detection device (5) and second detection device (6).
2. The speed reducer limiting device for cultivation according to claim 1, wherein the movable member (1) comprises a movable threaded sleeve (8), the movable threaded sleeve (8) is provided with an internal thread (9), and the output shaft (3) is provided with an external thread (10) matched with the internal thread (9).
3. The limiting device of a speed reducer for cultivation as claimed in claim 2, wherein the limiting mechanism (4) comprises a limiting seat, the limiting seat is disposed on one side of the movable threaded sleeve (8), and a limiting member is disposed on the limiting seat and is used for limiting the rotation of the movable threaded sleeve (8).
4. The limiting device of a speed reducer for cultivation as claimed in claim 3, wherein the limiting member comprises a limiting plate (11), a limiting groove (12) is formed in the surface of the movable threaded sleeve (8) along the length direction of the limiting plate, and one end of the limiting plate (11) extends into the limiting groove (12) to limit the rotation of the movable threaded sleeve (8).
5. The speed reducer limiting device for cultivation according to claim 4, wherein the limiting seat comprises a side plate (13), the side plate (13) is mounted on the surface of the speed reducer (2), and one end of the limiting plate (11) is connected with the side plate (13).
6. The speed reducer limiting device for cultivation as claimed in claim 5, wherein the side plate (13) is provided with an arc-shaped notch (14) adapted to the output shaft (3).
7. The speed reducer limiting device for cultivation according to claim 5, wherein the limiting seat further comprises a reinforcing bottom plate (15), one end of the reinforcing bottom plate (15) is connected with the side plate (13), and the reinforcing bottom plate (15) is connected with the limiting plate (11) to form an L-shaped structure.
8. The speed reducer limiting device for cultivation as claimed in claim 4, wherein the first detection device (5) comprises a first microswitch, the first microswitch is connected with the motor (7), and the movable member (1) can trigger the first microswitch to stop the motor (7) from rotating.
9. The speed reducer limiting device for cultivation according to claim 8, wherein the second detection device (6) comprises a second microswitch, the second microswitch is connected with the motor (7), the moving member (1) is located between the first microswitch and the second microswitch, and the moving member (1) can trigger the second microswitch to stop the motor (7) from rotating.
10. The speed reducer limiting device for cultivation according to claim 9, wherein the first micro switch and the second micro switch are both mounted on the limiting plate (11), and action reeds of the first micro switch and the second micro switch both extend outwards into a movable track of the movable threaded sleeve (8).
CN202210861599.2A 2022-07-20 2022-07-20 Speed reducer limiting device for cultivation Pending CN115104551A (en)

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CN112240667A (en) * 2019-07-16 2021-01-19 海信(山东)冰箱有限公司 Refrigerator with lifting shelf
CN210665009U (en) * 2019-09-12 2020-06-02 宁波市五角阻尼股份有限公司 Floor spring detection equipment
CN213540064U (en) * 2020-09-23 2021-06-25 泉州市巨将防盗设备有限公司 Novel swing arm type vertical hinged door machine
CN113565930A (en) * 2021-08-30 2021-10-29 丘金华 Motor speed reducer
CN218245133U (en) * 2022-07-20 2023-01-10 四川晟兴智能科技有限公司 Speed reducer limiting device for cultivation

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