CN115295333B - Travel switch of quick installation - Google Patents
Travel switch of quick installation Download PDFInfo
- Publication number
- CN115295333B CN115295333B CN202211224545.1A CN202211224545A CN115295333B CN 115295333 B CN115295333 B CN 115295333B CN 202211224545 A CN202211224545 A CN 202211224545A CN 115295333 B CN115295333 B CN 115295333B
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- CN
- China
- Prior art keywords
- travel switch
- locking
- adjusting nut
- shell
- locking block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/16—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/0207—Adjustable mounting of casings
Landscapes
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention is suitable for the technical field of travel switches, and provides a travel switch capable of being quickly installed, which comprises: a travel switch body and a locking part; the travel switch body is of a cylindrical structure; the locking portion includes: the locking device comprises a shell, a locking block and an adjusting nut; the shell is sleeved with the travel switch body; the locking block is connected with the shell in a sliding mode, the adjusting nut is in threaded connection with the shell, the locking block abuts against the adjusting nut, the locking block corresponds to the cylindrical structure and is provided with an avoidance space, and the surface of the avoidance space is provided with a threaded structure. Therefore, the travel switch quick-fastening device is simple in structure, the adjusting nut is used for controlling the engagement and the separation of the thread structures, the travel switch is quickly fastened and released, the working efficiency is improved, the labor intensity of workers is reduced, the travel switch can be fastened without a spanner, the locking function is added, and the travel switch is prevented from being loosened in the using process.
Description
Technical Field
The invention relates to the technical field of travel switches, in particular to a travel switch capable of being installed quickly.
Background
A travel switch is one of position switches (also called limit switches) and is a common low-current master control electrical appliance. The collision of the mechanical moving parts is utilized to make the contact of the travel switch act to realize the connection or disconnection of the control circuit, thereby achieving a certain control purpose. Generally, such switches are used to limit the position or stroke of the movement of the machine, so that the moving machine can automatically stop, move in reverse, shift or automatically move back and forth according to a certain position or stroke.
In large-scale production facility, travel switch's use amount is more, and circular travel switch is owing to the reason of shape itself, and the mounting means is bayonet, and travel switch's the outside is equipped with the helicitic texture, fixes travel switch in the middle of panel through two nuts, because the helicitic texture length on travel switch surface is longer, when installation and regulation travel switch's overhang distance, need to rotate the nut repeatedly and advance the fixing until adjusting to suitable position to utilize the spanner to fasten the nut. In the installation, travel switch's regulation is more loaded down with trivial details, and work efficiency is lower simultaneously.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
Disclosure of Invention
In view of the above-mentioned drawbacks, an object of the present invention is to provide a travel switch capable of being quickly installed, which has a simple structure, and is capable of realizing quick fastening and releasing of the travel switch by controlling engagement and disengagement of a threaded structure with an adjusting nut, thereby improving work efficiency, reducing labor intensity of workers, fastening the travel switch without a wrench, and preventing the travel switch from being loosened during use by increasing a locking function with the adjusting nut.
In order to achieve the above object, the present invention provides a quick-install travel switch, comprising: a travel switch body and a locking part; the travel switch body is of a cylindrical structure; the locking portion includes: the locking device comprises a shell, a locking block and an adjusting nut; the shell is sleeved with the travel switch body; the locking block is connected with the shell in a sliding mode, the adjusting nut is in threaded connection with the shell, the locking block is abutted to the adjusting nut, the locking block corresponds to the cylindrical structure and is provided with an avoidance space, the surface of the avoidance space is provided with a threaded structure, and the threaded structure can be meshed with threads on the surface of the travel switch body.
According to the quick-mounting travel switch, the locking block is elastically connected with the shell.
According to the quick-mounting travel switch, the number of the locking blocks is two, and the two locking blocks are arranged oppositely.
According to the quick-mounting travel switch, the number of the adjusting nuts is two, and the two adjusting nuts are arranged corresponding to the locking block.
According to the travel switch capable of being quickly installed, a spring is arranged between the two locking blocks.
According to the quick-mounting travel switch, the tail end of the adjusting nut is provided with the torsion ring, and the torsion ring is coupled with the adjusting nut in a shaft mode.
According to the quick-mounting travel switch of the invention, the number of the locking parts is two.
The travel switch capable of being quickly installed further comprises a locking nut, and the locking nut is in threaded connection with the travel switch body.
The invention comprises the following steps: a travel switch body and a locking part; the travel switch body is of a cylindrical structure; the locking portion includes: the locking device comprises a shell, a locking block and an adjusting nut; the shell is sleeved with the travel switch body; the locking block is connected with the shell in a sliding mode, the adjusting nut is in threaded connection with the shell, the locking block abuts against the adjusting nut, the locking block is provided with an avoidance space corresponding to the cylindrical structure, the surface of the avoidance space is provided with a threaded structure, and the threaded structure can be meshed with threads on the surface of the travel switch body; the travel switch locking device is simple in structure, the adjusting nut is used for controlling the engagement and the separation of the thread structures, the travel switch is quickly fastened and released, the working efficiency is improved, the labor intensity of workers is reduced, the travel switch can be fastened without a spanner, and meanwhile the adjusting nut is used for increasing the locking function and preventing the travel switch from being loosened in the using process.
Drawings
FIG. 1 is a schematic view of the mounting structure of a first embodiment of the present invention; FIG. 2 is a schematic structural view of the present invention; FIG. 3 is a schematic view of the mounting structure of the second embodiment of the present invention; FIG. 4 is a schematic structural view of a first embodiment of the securing part of the present invention; FIG. 5 is a schematic cross-sectional view of a first working condition of the locking portion according to the first embodiment of the present invention; FIG. 6 is a schematic cross-sectional view showing a second working condition of the locking portion according to the first embodiment of the present invention; FIG. 7 is a schematic structural view of a second embodiment of the securing part of the present invention; FIG. 8 is a schematic sectional view showing a second embodiment of the securing part of the present invention; in the figure, 1-a travel switch body, 2-a locking part, 21-a shell, 22-a locking block, 23-a spring, 24-an adjusting nut, 25-a torsion ring, 3-a locking nut and 4-a mounting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "over," and "under" a second feature may be directly or obliquely above the second feature, or may simply mean that the first feature is at a lesser level than the second feature.
In the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Referring to fig. 1-8, the present invention provides a quick-install travel switch. This quick mounted travel switch includes: a travel switch body 1 and a locking part 2; the travel switch body 1 is of a cylindrical structure; the surface of the cylindrical structure is provided with threads, the locking portion 2 includes: a shell 21, a locking block 22 and an adjusting nut 24; the shell 21 is sleeved with the travel switch body 1; the locking block 22 is connected with the shell 21 in a sliding mode, the sliding direction of the locking block 22 is perpendicular to the axial direction of the travel switch body 1, the locking block 22 is provided with an avoidance space corresponding to the cylindrical structure, the surface of the avoidance space is provided with a thread structure, and the thread structure can be meshed with threads on the surface of the travel switch body 1; the sliding of the locking block 22 can realize the engagement and the disengagement of the locking block 22 and the travel switch body 1. The adjusting nut 24 is screwed with the shell 21, the locking block 22 abuts against the adjusting nut 24, and the adjusting nut 24 controls the position of the locking block 22. When the adjusting nut 24 strongly extrudes the locking block 22 on the travel switch body 1, the locking block 22 can be locked, and the travel switch is prevented from loosening in the long-time use process. The adjusting nut 24 protrudes out of the surface of the casing 21, the protruding portion of the adjusting nut 24 can be used as a force application point for rotating the casing 21, so that the casing 21 can be manually rotated, and the locking block 22 can rotate along the axis of the travel switch body 1 under the action of the casing 21.
Referring to fig. 7 and 8, further, the locking block 22 is elastically connected to the housing 21. A spring 23 is arranged between the locking block 22 and the shell 21, the spring 23 jacks the locking block 22 to the outer side of the shell 21 and abuts against the lower side of the adjusting nut 24, so that the locking block 22 is separated from being meshed with the travel switch body 1, and the locking part 2 can move on the travel switch body 1 quickly.
Referring to fig. 4 to 6, further, the number of the locking blocks 22 is two, and two locking blocks 22 are oppositely arranged. Two latch segments 22 can carry out firm connection with travel switch body 1, and the atress of locking portion 2 is more balanced simultaneously, and locking effect is better.
Further, the number of the adjusting nuts 24 is two, and two adjusting nuts 24 are arranged corresponding to two locking blocks 22. The adjusting nuts 24 correspond to the locking blocks 22 one by one, so that the use is more stable, and the fixing effect is better.
Furthermore, a spring 23 is arranged between the two locking blocks 22, and the spring 23 is arranged between the two locking blocks 22, so that the processing difficulty of the shell 21 is reduced, and the assembly is convenient.
Further, a torsion ring 25 is arranged at the tail end of the adjusting nut 24, and the torsion ring 25 is coupled to the adjusting nut 24. The twist ring 25 can rotate on the adjusting nut 24, the rotation direction of the twist ring 25 is perpendicular to the axis direction of the adjusting nut 24, meanwhile, force application is facilitated, and the locking block 22 can be locked and fixed through manually rotating the twist ring 25.
Referring to fig. 1, as a first embodiment of the present invention, the travel switch further includes a lock nut 3, the lock nut 3 is screwed to the travel switch body 1, the lock nut 3 is located at a position of the travel switch body 1 close to the probe, and the purpose of quickly installing and adjusting the position of the travel switch body 1 is achieved by matching a locking part 2 with the lock nut 3, so that the travel switch is low in cost and convenient to use.
Referring to fig. 3, as a second embodiment of the present invention, the number of the locking portions 2 is two, and the two locking portions 2 are oppositely arranged to realize the installation and fixation of the travel switch body 1, so that the position of the travel switch body 1 is conveniently adjusted, and the use is more convenient.
When the travel switch is installed, the travel switch body 1 is firstly placed in the installation hole in the installation plate 4, the two locking parts 2 are respectively sleeved on the travel switch body 1 from two sides of the travel switch, the general installation position of the travel switch is firstly determined, the adjusting nut 24 is rotated, the thread structure on the locking block 22 is enabled to gradually approach the travel switch body 1, the shell 21 is slightly moved back and forth, the thread structure on the locking block 22 is enabled to be meshed with the thread on the travel switch body 1, and the travel switch body 1 is pre-fixed.
Then, the specific position of the travel switch is adjusted, and there are two methods:
1. moving the device to a travel switch, determining a specific extending distance of the travel switch according to an actual position, then reversely rotating an adjusting nut 24 of a locking part 2 on one side, wherein the rotating shaft center of the adjusting nut 24 is the shaft center of the adjusting nut 24, releasing the travel switch body 1 by a locking block 22, moving the travel switch body 1 to a proper position, then forwardly rotating the adjusting nut 24, slightly moving a shell 21, enabling a thread structure on the locking block 22 to be meshed with a thread on the travel switch body 1, continuously applying force, fixing the locking block 22 on the side to the travel switch body 1, and simultaneously, the rotating shaft center of the adjusting nut 24 is also the shaft center of the adjusting nut 24; the other side locking part 2 operates similarly to release the travel switch body 1, move the side locking part 2 to the surface of the mounting plate 4 and cling to the mounting plate 4, then rotate the adjusting nut 24 in the forward direction and slightly move the shell 21, so that the thread structure on the locking block 22 is engaged with the thread on the travel switch body 1, at this time, the rotation axis of the adjusting nut 24 is the axis of the adjusting nut 24, the thread structure on the locking block 22 has a certain moving clearance with the thread on the travel switch body 1, then the adjusting nut 24 on the side is manually pulled to rotate, at this time, the rotation axis of the adjusting nut 24 is the axis of the travel switch body 1, that is, the adjusting nut 24 revolves around the axis of the travel switch body 1, so that the shell 21 rotates integrally, and the side locking part 2 is locked on the mounting plate 4. At this time, the travel switch body 1 is firmly fixed, then the adjusting nut 24 is rotated again, the rotation axis of the adjusting nut 24 is the axis of the adjusting nut 24, namely, the adjusting nut 24 rotates, the locking block 22 is continuously abutted to the travel switch body 1, the friction force between the locking block 22 and the travel switch body 1 is increased, and the locking part 2 is prevented from loosening in daily work, so that production accidents or potential safety hazards are prevented.
2. The equipment is moved to the position of the travel switch, the specific extending distance of the travel switch is determined according to the actual position, under the condition that the thread structure on the locking block 22 can be meshed with the thread on the travel switch body 1 and a certain movable gap is formed, the adjusting nut 24 is rotated by hand, at the moment, the rotation axis of the adjusting nut 24 is the axis of the travel switch body 1, namely, the adjusting nut 24 revolves around the axis of the travel switch body 1, so that the shell 21 rotates integrally, the locking part 2 on the side is locked on the mounting plate 4 by the other side in the same mode, and at the moment, the travel switch body 1 is fixed firmly. Then, the adjusting nut 24 is rotated again, and the axis of rotation of the adjusting nut 24 is the axis of the adjusting nut 24, that is, the adjusting nut 24 rotates, the locking block 22 is continuously abutted to the travel switch body 1, the friction force between the locking block 22 and the travel switch body 1 is increased, and the locking part 2 is prevented from loosening in daily work, so that production accidents or potential safety hazards are prevented.
In summary, the present invention includes: a travel switch body and a locking part; the travel switch body is of a cylindrical structure; the locking portion includes: the locking device comprises a shell, a locking block and an adjusting nut; the shell is sleeved with the travel switch body; the locking block is connected with the shell in a sliding mode, the adjusting nut is in threaded connection with the shell, the locking block abuts against the adjusting nut, the locking block is provided with an avoidance space corresponding to the cylindrical structure, the surface of the avoidance space is provided with a threaded structure, and the threaded structure can be meshed with threads on the surface of the travel switch body; the travel switch locking device is simple in structure, the adjusting nut is used for controlling the engagement and the separation of the thread structures, the travel switch is quickly fastened and released, the working efficiency is improved, the labor intensity of workers is reduced, the travel switch can be fastened without a spanner, and meanwhile the adjusting nut is used for increasing the locking function and preventing the travel switch from being loosened in the using process.
In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. A quick-install travel switch, comprising: a travel switch body and a locking part; the travel switch body is of a cylindrical structure; the locking portion includes: the locking device comprises a shell, a locking block and an adjusting nut; the shell is sleeved with the travel switch body; the locking block is connected with the shell in a sliding mode, the sliding direction of the locking block is perpendicular to the axial direction of the travel switch body, the adjusting nut is in threaded connection with the shell, the locking block abuts against the adjusting nut, an avoiding space is formed in the locking block corresponding to the cylindrical structure, a threaded structure is arranged on the surface of the avoiding space, and the threaded structure can be meshed with threads on the surface of the travel switch body;
the adjusting nut protrudes out of the surface of the shell, the protruding part of the adjusting nut can be used as a force application point and used for rotating the shell to realize manual rotation of the shell, and the locking block can rotate along the axis of the travel switch body under the action of the shell;
the locking block is elastically connected with the shell.
2. The quick-install travel switch of claim 1, wherein the number of locking blocks is two, the two locking blocks being arranged opposite one another.
3. The quick-install travel switch of claim 2, wherein the number of the adjusting nuts is two, and two adjusting nuts are provided corresponding to the locking block.
4. The quick-install travel switch of claim 3, wherein a spring is disposed between the two locking blocks.
5. The quick-install travel switch according to claim 4, wherein a torsion ring is provided at the end of the adjusting nut, the torsion ring being journalled to the adjusting nut.
6. The quick-install travel switch of any of claims 1-5, wherein the number of locking portions is two.
7. The quick-install travel switch of any one of claims 1-5, further comprising a lock nut threaded onto the travel switch body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211224545.1A CN115295333B (en) | 2022-10-09 | 2022-10-09 | Travel switch of quick installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211224545.1A CN115295333B (en) | 2022-10-09 | 2022-10-09 | Travel switch of quick installation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115295333A CN115295333A (en) | 2022-11-04 |
| CN115295333B true CN115295333B (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211224545.1A Active CN115295333B (en) | 2022-10-09 | 2022-10-09 | Travel switch of quick installation |
Country Status (1)
| Country | Link |
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| CN (1) | CN115295333B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN217475813U (en) * | 2022-06-13 | 2022-09-23 | 万盛兴精密技术（惠州）有限公司 | Sleeve mold for rapidly locking nut |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1253194B (en) * | 1965-06-16 | 1967-10-26 | Josef Sedlak | Quick release device |
| CN110454485A (en) * | 2019-08-30 | 2019-11-15 | 福建福清核电有限公司 | A kind of reaction nut of fast demountable |
| CN210949452U (en) * | 2019-11-04 | 2020-07-07 | 河北东润紧固件有限公司 | Fastening nut and bolt and installation tool thereof |
| CN212250778U (en) * | 2020-02-26 | 2020-12-29 | 牡丹江卷烟材料厂有限责任公司 | Split type round nut |
| CN213365050U (en) * | 2020-10-23 | 2021-06-04 | 劢微机器人科技(深圳)有限公司 | Mechanical travel switch mechanism |
-
2022
- 2022-10-09 CN CN202211224545.1A patent/CN115295333B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN217475813U (en) * | 2022-06-13 | 2022-09-23 | 万盛兴精密技术（惠州）有限公司 | Sleeve mold for rapidly locking nut |
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| Publication number | Publication date |
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| CN115295333A (en) | 2022-11-04 |
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