CN212182184U - Travel switch with limiting mechanism - Google Patents
Travel switch with limiting mechanism Download PDFInfo
- Publication number
- CN212182184U CN212182184U CN202021410402.6U CN202021410402U CN212182184U CN 212182184 U CN212182184 U CN 212182184U CN 202021410402 U CN202021410402 U CN 202021410402U CN 212182184 U CN212182184 U CN 212182184U
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- China
- Prior art keywords
- seat
- contact
- switch box
- rod
- limiting
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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.)
- Expired - Fee Related
Links
- 230000000670 limiting effect Effects 0.000 title claims description 44
- 239000002184 metal Substances 0.000 claims description 17
- 238000003466 welding Methods 0.000 abstract description 5
- 239000012212 insulator Substances 0.000 abstract description 4
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 14
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a travel switch with stop gear, including the switch box, the both sides of switch box inside lower surface all are equipped with first touch seat, fixed surface installs the contact on the first touch seat, the last tip of keeping away from of first touch seat has all welded the metallic interconnect head, be equipped with the insulator spindle between the top of two contacts, the spacing groove has been seted up to the corresponding insulator spindle's of box wall of switch box tip, spacing wheel is installed to the other end of connecting rod, the middle part welding of insulator spindle upper surface has vertical ascending gangbar, gangbar and rotation seat are connected with the swinging boom through first round pin axle and second round pin axle jointly, be connected with supporting spring jointly between one side internal surface of spacing seat lower extreme and the switch box of keeping away from mutually. The utility model discloses in the use, only need realize the atress of stress head on the horizontal direction can, be convenient for and outside mechanism install the assembly within a definite time, be favorable to using widely.
Description
Technical Field
The utility model relates to a travel switch technical field especially relates to a travel switch with stop gear.
Background
The travel switch is a common low-current master control electrical appliance. The collision of the mechanical moving parts is utilized to make the pushing head 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. The stress mechanism on the traditional travel switch has strict requirements on the stress angle, and is further not favorable for assembly and use. To this end, we propose a travel switch with a limit structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a travel switch with a limiting mechanism.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a travel switch with a limiting mechanism comprises a switch box, wherein the upper end of the switch box is in an open shape, two sides of the inner lower surface of the switch box are respectively provided with a first contact seat, the upper surface of the first contact seat is fixedly provided with a contact, the contact is hemispherical, the end part of the first contact seat, which is far away from the first contact seat, is welded with a metal connector, the other end of the metal connector extends to the outside of the switch box, an insulating rod is arranged between the upper parts of the contacts, the parts of the two sides of the lower surface of the insulating rod, which correspond to the first contact seats, are provided with a second contact seat, the inside of the insulating rod is provided with a metal guide rod, the two ends of the metal guide rod are respectively connected with the middle part of the upper surface of the corresponding second contact seat, the end part of the box wall of the switch box, which corresponds to the insulating rod, the two sides of the two end surfaces of the insulating, spacing round pin axle is arranged in to spacing wheel, the middle part welding of insulator spindle upper surface has vertical ascending gangbar, first round pin axle is installed to the upper end of gangbar, switch box upper end cover is equipped with the lid that slides, the middle part fixed mounting who slides and cover the upper surface has the atress head, the welding of lower surface one side of the lid that slides has spacing seat, the middle part welding of spacing seat lower surface has the rotation seat, rotate the lower extreme of seat and install second round pin axle, the gangbar is connected with the swinging boom through first round pin axle and second round pin axle with rotating the seat jointly, be connected with supporting spring jointly between one side internal surface of spacing seat lower extreme and the switch box of keeping away from mutually, supporting spring is the horizontality.
Preferably, the lower surface of the second contact base is provided with a contact slot matched with the corresponding contact.
Preferably, a limiting rod is welded between two sides of the inner surface of the upper end of the switch box and penetrates through the limiting seat.
Preferably, the horizontal height of one end of the rotating arm connected with the second pin shaft is higher than the horizontal height of one end of the rotating arm connected with the first pin shaft.
The utility model provides a pair of travel switch with stop gear, beneficial effect lies in: when the stress head of the travel switch is stressed horizontally leftwards, the two wires are disconnected under the condition that the stress head is not stressed; when the stress head is acted by a leftward acting force, the sliding cover is driven to move leftward, the sliding cover drives the limiting seat to move towards the middle of the switch box through the limiting rod, the limiting seat can compress the supporting spring in the process of moving towards the middle of the switch box, at the moment, a rotating arm between the rotating seat and the linkage rod tends to be vertical, the linkage rod and the insulating rod are driven to move downward, in the process of moving the insulating rod downward, the limiting wheel synchronously moves, when the limiting wheel moves to the lower surface inside the limiting groove, the contact is positioned in a contact groove of the second contact seat, the contact is completely contacted with the second contact seat, at the moment, the two contacts are communicated through the metal guide rod and the second contact seat, and the two leads are communicated; further, when the leftward force applied to the stress head disappears, the supporting spring can push the limiting seat to enable the limiting seat to be away from the middle of the limiting rod, in the process that the limiting seat is away from the middle of the limiting rod, the rotating seat and the rotating arm between the linkage rods tend to incline, the linkage rods and the insulating rods are driven to move upwards, and under the condition that the contacts are separated from the contact grooves of the second contact seat, disconnection between the two wires is achieved, therefore, the whole travel switch can control connection and disconnection between the connected wires through left and right travel of the sliding cover, connection and disconnection of circuits to which the two wires belong are controlled, in the control process, only the stress of the stress head in the horizontal direction needs to be achieved, and therefore installation and assembly between the stress head and an external mechanism are facilitated in the using process, and popularization and use are facilitated.
Drawings
Fig. 1 is a cross-sectional view of a travel switch with a limit mechanism according to the present invention;
fig. 2 is a front view of a travel switch with a limit mechanism according to the present invention.
In the figure: the switch box comprises a switch box 1, a first contact seat 2, a contact 3, a second contact seat 4, a contact groove 5, an insulating rod 6, a metal guide rod 7, a connecting rod 8, a limiting wheel 9, a limiting groove 10, a linkage rod 11, a rotating seat 12, a first pin shaft 13, a second pin shaft 14, a rotating arm 15, a limiting seat 16, a supporting spring 17, a limiting rod 18, a sliding cover 19, a stress head 20 and a metal connecting head 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, a travel switch with a limiting mechanism, including a switch box 1, the upper end of the switch box 1 is in an open shape, both sides of the inner lower surface of the switch box 1 are provided with first contact seats 2, a contact 3 is fixedly mounted on the upper surface of each first contact seat 2, each contact 3 is hemispherical, a metal connector 21 is welded on the end portion, far away from each first contact seat 2, of each first contact seat 2, the other end of each metal connector 21 extends to the outside of the switch box 1, an insulating rod 6 is arranged between the upper portions of the two contacts 3, portions, corresponding to the first contact seats 2, of both sides of the lower surface of the insulating rod 6 are provided with second contact seats 4, contact grooves 5 matched with the corresponding contacts 3 are formed in the lower surfaces of the second contact seats 4, in the downward movement process of the contact grooves 5, the contacts 3 are located in the contact grooves 5 of the second contact seats 4, and complete contact between the contacts 3 and.
A metal guide rod 7 is arranged in the insulating rod 6, two ends of the metal guide rod 7 are respectively connected with the middle part of the upper surface of the corresponding second contact seat 4, a limit groove 10 is formed in the end part, corresponding to the insulating rod 6, of the box wall of the switch box 1, a connecting rod 8 is welded on two sides of the two end faces of the insulating rod 6, a limit wheel 9 is installed at the other end of the connecting rod 8, the limit wheel 9 is arranged in the limit groove 10 to prevent the insulating rod 6 from moving left and right in the stress process, the limiting effect is achieved, a linkage rod 11 which is vertically upward is welded on the middle part of the upper surface of the insulating rod 6, a first pin shaft 13 is installed at the upper end of the linkage rod 11, a sliding cover 19 is arranged on the upper end cover of the switch box 1, a stress head 20 is fixedly installed in the middle part of the upper surface of the sliding cover 19, a limit seat 16 is welded on one side of the lower surface of, avoided sliding cover 19 and stress head 20 can drop from switch box 1 at the atress in-process, limiting displacement has been played, the middle part welding of spacing seat 16 lower surface has rotation seat 12, second round pin axle 14 is installed to the lower extreme of rotation seat 12, gangbar 11 and rotation seat 12 are connected with swinging boom 15 through first round pin axle 13 and second round pin axle 14 jointly, the level that second round pin axle 14 one end was connected to swinging boom 15 is higher than the level that first round pin axle 13 one end was connected to swinging boom 15, be connected with supporting spring 17 jointly between spacing seat 16 lower extreme and the one side internal surface of the switch box 1 of keeping away from mutually, supporting spring 17 is the horizontality.
To sum up, in the use process of the present invention, the two metal connectors 21 of the travel switch are respectively connected with two wires, when the force-bearing head 20 of the travel switch is subjected to a horizontal leftward force, the two wires are disconnected under the condition that the force-bearing head 20 is not subjected to the force; when the force head 20 is acted leftwards, the sliding cover 19 is driven to move leftwards, and then the sliding cover 19 drives the limiting seat 16 to move towards the middle part of the switch box 1 through the limiting rod 18, and the limiting seat 16 compresses the supporting spring 17 in the process of moving to the middle part of the switch box 1, at the moment, the rotating arm 15 between the rotating seat 12 and the linkage rod 11 tends to be vertical, thereby driving the linkage rod 11 and the insulating rod 6 to move downwards, and the limiting wheel 9 moves synchronously in the process of the downward movement of the insulating rod 6, when the limiting wheel 9 moves to the lower surface inside the limiting groove 10, the contact 3 is positioned in the contact groove 5 of the second contact seat 4, the contact 3 is completely contacted with the second contact seat 4, and the two contacts 3 are communicated with each other through the metal guide rod 7 and the second contact seat 4, so that the two wires are communicated with each other; further, when the leftward force applied to the force-bearing head 20 disappears, the supporting spring 17 will push the limiting seat 16 away from the middle of the limiting rod 18, in the process that the limiting seat 16 is far away from the middle part of the limiting rod 18, the rotating arm 15 between the rotating seat 12 and the linkage rod 11 tends to incline, thereby driving the linkage rod 11 and the insulating rod 6 to move upwards, and under the condition that the contact 3 is separated from the contact slot 5 of the second contact seat 4, namely, the disconnection between the two wires is realized, so that the whole travel switch can control the connection and disconnection between the connected wires through the left and right travel of the sliding cover 19, thereby realizing the control of the on-off of the circuit to which the two leads belong, and only realizing the stress of the stress head 20 in the horizontal direction in the control process, therefore, the installation and assembly between the external mechanism and the using process are convenient, and the popularization and the use are facilitated.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The travel switch with the limiting mechanism comprises a switch box (1) and is characterized in that the upper end of the switch box (1) is in an open shape, the two sides of the inner lower surface of the switch box (1) are respectively provided with a first contact seat (2), a contact (3) is fixedly mounted on the upper surface of the first contact seat (2), the contact (3) is hemispherical, the end part, away from the first contact seat (2), of the first contact seat is welded with a metal connector (21), the other end of the metal connector (21) extends to the outer part of the switch box (1), an insulating rod (6) is arranged between the two upper parts of the contact (3), the parts, corresponding to the first contact seats (2), of the two sides of the lower surface of the insulating rod (6) are provided with second contact seats (4), a metal guide rod (7) is arranged inside the insulating rod (6), and the two ends of the metal guide rod (7) are respectively connected with the middle parts, corresponding to the upper surfaces of the second contact seats (4), the end part of the box wall of the switch box (1) corresponding to the insulating rod (6) is provided with a limiting groove (10), the two sides of the two end faces of the insulating rod (6) are welded with connecting rods (8), the other end of each connecting rod (8) is provided with a limiting wheel (9), the limiting wheels (9) are arranged in the limiting groove (10), the middle part of the upper surface of the insulating rod (6) is welded with a vertical upward linkage rod (11), the upper end of the linkage rod (11) is provided with a first pin shaft (13), the upper end cover of the switch box (1) is provided with a sliding cover (19), the middle part of the upper surface of the sliding cover (19) is fixedly provided with a stress head (20), one side of the lower surface of the sliding cover (19) is welded with a limiting seat (16), the middle part of the lower surface of the limiting seat (16) is welded with a rotating seat (12), and the lower end of the rotating seat, the linkage rod (11) and the rotating seat (12) are connected with a rotating arm (15) through a first pin shaft (13) and a second pin shaft (14), a supporting spring (17) is connected between the lower end of the limiting seat (16) and the inner surface of one side of the switch box (1) which is far away from the limiting seat, and the supporting spring (17) is in a horizontal state.
2. The travel switch with the limit mechanism according to claim 1, wherein the lower surface of the second contact seat (4) is provided with a contact groove (5) matched with the corresponding contact (3).
3. The travel switch with the limit mechanism is characterized in that a limit rod (18) is welded between two sides of the inner surface of the upper end of the switch box (1) together, and the limit rod (18) penetrates through a limit seat (16).
4. The travel switch with the limit mechanism according to claim 1, wherein the horizontal height of the end of the rotating arm (15) connected with the second pin (14) is higher than the horizontal height of the end of the rotating arm (15) connected with the first pin (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021410402.6U CN212182184U (en) | 2020-07-17 | 2020-07-17 | Travel switch with limiting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021410402.6U CN212182184U (en) | 2020-07-17 | 2020-07-17 | Travel switch with limiting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212182184U true CN212182184U (en) | 2020-12-18 |
Family
ID=73761310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021410402.6U Expired - Fee Related CN212182184U (en) | 2020-07-17 | 2020-07-17 | Travel switch with limiting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212182184U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113948326A (en) * | 2021-11-29 | 2022-01-18 | 中国一冶集团有限公司 | Travel switch positioning device and travel switch positioning method |
-
2020
- 2020-07-17 CN CN202021410402.6U patent/CN212182184U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113948326A (en) * | 2021-11-29 | 2022-01-18 | 中国一冶集团有限公司 | Travel switch positioning device and travel switch positioning method |
| CN113948326B (en) * | 2021-11-29 | 2023-07-18 | 中国一冶集团有限公司 | Travel switch positioning device and travel switch positioning method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |