CN210531739U - Special tool for controlling mechanical limit switch stroke - Google Patents
Special tool for controlling mechanical limit switch stroke Download PDFInfo
- Publication number
- CN210531739U CN210531739U CN201921620170.4U CN201921620170U CN210531739U CN 210531739 U CN210531739 U CN 210531739U CN 201921620170 U CN201921620170 U CN 201921620170U CN 210531739 U CN210531739 U CN 210531739U
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- limit switch
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- rod
- travel
- special tool
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 18
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 230000009471 action Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to a mechanical type limit switch travel control specialized tool, include: base: the device comprises a seat body and a guide rod arranged on the seat body, wherein scales are arranged on the peripheral surface of the guide rod; cross bar: connect on connecting portion, the other end including connecting portion, one end to keeping away from the pole portion that connecting portion one side extended, seted up the cover on the connecting portion and established the hole, the hole cover is established on the guide bar through the cover to the horizontal pole, the elastic component: the cover is established on the guide bar, and the one end of elastic component supports on the upper surface of pedestal, and the other end of elastic component supports on the lower surface of connecting portion, adjusting part: the pushing cross bar moves on the guide bar. The utility model provides a problem of complicated operation and accurate control stroke when relief valve debugging installation limit switch, improved the installation effectiveness, reduced the installation degree of difficulty, improved the accuracy of maneuverability and installation, improved the installation back performance, also for the debugging after the installation provides probably, also has use or reference value on the equipment in non-relief valve field.
Description
Technical Field
The utility model relates to a relief valve field especially relates to a mechanical type limit switch travel control specialized tool.
Background
At present, the application of a mechanical limit switch on a safety valve is gradually increased, the conventional installation mode is stroke estimation, manual adjustment is time-consuming and labor-consuming, and the installation efficiency is not high.
Disclosure of Invention
The utility model aims at providing a mechanical type limit switch stroke control specialized tool for the measurement of mechanical type limit switch stroke is used to the safety valve to supplementary limit switch's installation, debugging, other trade equipment also can use or refer to the method design.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a special tool for controlling the travel of a mechanical limit switch comprises:
base: the base comprises a base body and a guide rod arranged on the base body, the peripheral surface of the guide rod is provided with scales,
cross bar: the cross bar comprises a connecting part and a bar part, one end of the bar part is connected with the connecting part, the other end of the bar part extends to one side far away from the connecting part, the connecting part is provided with a sleeving hole, the cross bar is sleeved on the guide bar through the sleeving hole,
an elastic member: the elastic piece is sleeved on the guide rod, one end of the elastic piece is propped against the upper surface of the seat body, the other end of the elastic piece is propped against the lower surface of the connecting part,
the adjusting component: the adjusting component pushes the cross rod to move on the guide rod.
Preferably, the adjusting assembly comprises an adjusting rod, the adjusting rod comprises a head part and a rod part connected to the head part, and the outer peripheral surface of the rod part is provided with threads; the guide rod is provided with a hollow guide hole, the inner surface of the guide hole is provided with threads, the rod part of the adjusting rod extends into the guide hole of the guide rod and is in threaded fit with the guide hole, and the lower surface of the head part abuts against the upper surface of the connecting part.
Further preferably, the adjusting assembly further comprises a sleeve, the sleeve is sleeved on the guide rod, the upper end of the sleeve abuts against the lower surface of the head, and the lower end of the sleeve abuts against the upper surface of the connecting part.
Further preferably, the extending direction of the guide hole is the same as the extending direction of the scale.
Preferably, the rod part comprises a first section, a second section and a connecting section, one end of the first section is connected with the connecting part, one end of the connecting section is connected with the other end of the first section, and the other end of the connecting section is connected with one end of the second section.
Further preferably, the first section is parallel to the second section, the connecting section is perpendicular to the first section and the second section, and the first section is perpendicular to the connecting part.
Preferably, the connecting part is provided with a clearance opening part.
Preferably, the guide rod is perpendicular to the seat body.
Preferably, the base is provided with a connecting part for connecting with a limit switch or a limit switch bracket.
Further preferably, the connecting part is a connecting hole or a buckle.
Further preferably, the connecting hole is oblong.
Because of the application of the technical scheme, compared with the prior art, the utility model have following advantage and effect:
the utility model provides a problem of complicated operation and accurate control stroke when relief valve debugging installation limit switch, improved the installation effectiveness, reduced the installation degree of difficulty, improved the accuracy of maneuverability and installation, improved the installation back performance, also for the debugging after the installation provides probably, also has use or reference value on the equipment in non-relief valve field.
Drawings
FIG. 1-1 is a perspective view of the present embodiment;
FIGS. 1-2 are schematic perspective cross-sectional views of the present embodiment;
FIGS. 1-3 are schematic front cross-sectional views of the present embodiment;
FIGS. 1-4 are side views of the present embodiment;
2-1, 2-2, 2-3, 2-4 are schematic diagrams of the travel measurement of the limit switch using the present embodiment;
FIGS. 3-1, 3-2, 3-3, 3-4, and 3-5 are schematic diagrams illustrating the auxiliary installation of the limit switch (with adjustable pressure plate) using the present embodiment;
FIGS. 4-1, 4-2, 4-3, 4-4, and 4-5 are schematic diagrams illustrating the auxiliary installation of the limit switch (the pressure plate is not adjustable) using the present embodiment;
fig. 5-1, 5-2, 5-3, and 5-4 are schematic diagrams illustrating the adjustment of the limit switch by using the embodiment.
Wherein: 1. a base; 10. a base body; 100. connecting holes; 11. a guide bar; 110. a guide hole; 2. a cross bar; 20. a connecting portion; 200. an avoiding opening part; 21. a rod portion; 210. a first stage; 211. a second stage; 212. a connecting section; 3. an elastic member; 4. adjusting a rod; 40. a head portion; 41. a rod portion; 5. a sleeve; 6. a limit switch; 60. a roller; 61. a limit switch bracket; 62. and (7) pressing a plate.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-1, 1-2, 1-3 and 1-4, the special tool for controlling the stroke of the mechanical limit switch mainly comprises a base 1, a cross rod 2, an elastic piece 3 and an adjusting component. Specifically, the method comprises the following steps:
the base 1 serves for fixing with a limit switch or a limit switch bracket (bracket to which the limit switch is fixed when the limit switch is installed). The base 1 comprises a base body 10 and a guide rod 11 arranged on the base body 10, wherein the guide rod 11 is vertical to the base body 10. Scales are arranged on the outer peripheral surface of the guide rod 11 along the length direction of the guide rod, a hollow guide hole 110 is formed in the guide rod 11 along the length direction of the guide rod, and threads are arranged on the inner surface of the guide hole 110. In addition, the base 10 is provided with a connecting portion for connecting with the limit switch 6 or the limit switch bracket 61, and the connecting portion is a connecting structure such as a connecting hole 100, a buckle, a thread, and the like. Two attachment holes 100 are shown, the attachment holes 100 being oblong.
The cross rod 2 is a part for feeding back the stroke of the switch and is in contact with a roller of the mechanical limit switch, and the roller can correspond to the change of scales on the guide rod 11 when moving up and down. The horizontal pole 2 includes that connecting portion 20, one end are connected on connecting portion 20, the other end to keeping away from the pole portion 21 that connecting portion 20 one side extended, has seted up the cover on connecting portion 20 and has established the hole, and horizontal pole 2 establishes on guide bar 11 through the cover hole cover. The rod portion 21 specifically includes a first section 210, a second section 211 and a connecting section 212, one end of the first section 210 is connected to the connecting portion 20, one end of the connecting section 212 is connected to the other end of the first section 210, the other end of the connecting section 212 is connected to one end of the second section 211, the first section 210 is parallel to the second section 211, the connecting section 212 is perpendicular to the first section 210 and the second section 211, and the first section 210 is perpendicular to the connecting portion 20. In addition, the connecting portion 20 is provided with a clearance portion 200 to expose as many scales on the guide bar 11 as possible.
The elastic member 3 ensures that the cross bar 2 does not move upwards and return automatically without the elastic member 3 in order to ensure the return of the cross bar 2. The elastic member 3 is sleeved on the guide rod 11, one end of the elastic member 3 abuts against the upper surface of the seat body 10, and the other end of the elastic member 3 abuts against the lower surface of the connecting portion 20.
The adjusting assembly is used for pushing the cross rod 2 to move on the guide rod 11 and specifically comprises an adjusting rod 4 and a sleeve 5. Specifically, the method comprises the following steps:
the adjusting rod 4 comprises a head part 40 and a rod part 41 connected to the head part 40, the head part 40 is provided with a hexagonal spigot, the outer peripheral surface of the rod part 41 is provided with threads, the rod part 41 of the adjusting rod 4 extends into the guide hole 110 of the guide rod 11 and is in threaded fit with the guide hole 110, and the lower surface of the head part 40 abuts against the upper surface of the connecting part 20. As shown in the figure, the lower surface of the head 40 of the tuning rod 4 is directly against the upper surface of the connecting part 20. In this embodiment, the adjusting rod 4 is arranged on the top of the guide rod 11, and the cross rod 2 is arranged in the middle of the guide rod 11, so that the sleeve 5 is used for transmitting the force between the adjusting rod 4 and the cross rod 2. The sleeve 5 is sleeved on the guide rod 11, the upper end of the sleeve 5 abuts against the lower surface of the head part 40, and the lower end of the sleeve 5 abuts against the upper surface of the connecting part 20.
The following describes the method of use of the present embodiment in detail.
(1) And measuring the stroke of the limit switch:
for purchased limit switches, it is generally necessary to verify whether the travel meets the requirements, or for limit switches with adjustable travel, the travel needs to be adjusted to a suitable distance. The specific operation is as follows:
as shown in fig. 2-1, 2-2, 2-3, 2-4: the special tool base 100 is fixed with the bottom of the limit switch 6 (through the connecting hole 100), the cross rod 2 (the second section 211) is arranged on the upper portion of the limit switch roller 60, a part of distance is reserved, the adjusting rod 4 is rotated to move downwards until the cross rod 2 is in contact with the limit switch roller 60, the reading 1 is recorded, the adjusting rod 4 is rotated to switch action, the reading 2 is recorded, and the difference value between the reading 1 and the reading 2 is calculated, namely the switch action stroke.
(2) The auxiliary installation of the limit switch:
the framework that the pressure plate of the limit switch can be adjusted specifically comprises the following operations:
as shown in fig. 3-1, 3-2, 3-3, 3-4, 3-5: the special tool base 100 is fixed with the bottom of the limit switch 6 or the limit switch support 61 (through the connecting hole 100), the cross rod 2 (the second section 211) is arranged on the upper portion of the limit switch roller 60, the adjusting rod 2 is rotated to move downwards to a switch action position, the cross rod 2 is moved downwards by the thickness of one cross rod 2 (the second section 211) after the switch action, the switch is installed, the pressing plate 62 is arranged above the cross rod 2 (the second section 211), the tool is removed, the switch automatically returns to be in contact with the pressing plate 62, and the valve is located at the action position at the moment.
For the framework that the pressure plate of the limit switch cannot be adjusted, the specific operation is as follows:
as shown in fig. 4-1, 4-2, 4-3, 4-4, 4-5: the special tool base 100 is fixed with the limit switch 6 or the bottom of the limit switch support 61 (through the connecting hole 100), the cross rod 2 (the second section 211) is arranged at the lower part of the pressing plate 62, the reading and the cross rod 2 (the second section 211) are positions where the limit switch acts, and the limit switch can be adjusted to the positions and then installed.
(3) Debugging of a limit switch:
for the debugging of the installed limit switch, the specific operation is as follows:
as shown in fig. 5-1, 5-2, 5-3, 5-4: fixing the special tool base 100 with the limit switch 6 or the bottom of the limit switch bracket 61 (through the connecting hole 100), placing the cross rod 2 (the second section 211) on the upper part of the roller 60, reading the scale of the position, adjusting the cross rod 2 (the second section 211) downwards to the switch action, reading the scale at the moment, adjusting the cross rod 2 (the second section 211) upwards to the initial original position, repeating the action to simulate the switch motion process, checking the action condition of the switch, and adjusting the position of the pressing plate 62 or the switch stroke according to the condition.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a mechanical type limit switch travel control specialized tool which characterized in that: the method comprises the following steps:
base: the base comprises a base body and a guide rod arranged on the base body, the peripheral surface of the guide rod is provided with scales,
cross bar: the cross bar comprises a connecting part and a bar part, one end of the bar part is connected with the connecting part, the other end of the bar part extends to one side far away from the connecting part, the connecting part is provided with a sleeving hole, the cross bar is sleeved on the guide bar through the sleeving hole,
an elastic member: the elastic piece is sleeved on the guide rod, one end of the elastic piece is propped against the upper surface of the seat body, the other end of the elastic piece is propped against the lower surface of the connecting part,
the adjusting component: the adjusting component pushes the cross rod to move on the guide rod.
2. The special tool for controlling the travel of the mechanical limit switch according to claim 1, wherein: the adjusting component comprises an adjusting rod, the adjusting rod comprises a head part and a rod part connected to the head part, and the outer peripheral surface of the rod part is provided with threads; the guide rod is provided with a guide hole, the inner surface of the guide hole is provided with threads, the rod part of the adjusting rod extends into the guide hole of the guide rod and is in threaded fit with the guide hole, and the lower surface of the head part abuts against the upper surface of the connecting part.
3. The special tool for controlling the travel of the mechanical limit switch according to claim 2, wherein: the adjusting component further comprises a sleeve, the sleeve is sleeved on the guide rod, the upper end of the sleeve abuts against the lower surface of the head, and the lower end of the sleeve abuts against the upper surface of the connecting portion.
4. The special tool for controlling the travel of the mechanical limit switch according to claim 2, wherein: the extending direction of the guide hole is consistent with the extending direction of the scales.
5. The special tool for controlling the travel of the mechanical limit switch according to claim 1, wherein: the pole part include with first section, second section and linkage segment, the one end of first section connect connecting portion, the one end of linkage segment connect the other end of first section, the other end of linkage segment connect the one end of second section.
6. The special tool for controlling the travel of the mechanical limit switch according to claim 5, wherein: the first section is parallel to the second section, the connecting section is vertical to the first section and the second section, and the first section is vertical to the connecting part.
7. The special tool for controlling the travel of the mechanical limit switch according to claim 1, wherein: the connecting part is provided with an avoiding opening part.
8. The special tool for controlling the travel of the mechanical limit switch according to claim 1, wherein: the guide rod is vertical to the seat body.
9. The special tool for controlling the travel of the mechanical limit switch according to claim 1, wherein: the base body is provided with a connecting part used for being connected with a limit switch or a limit switch bracket.
10. The special tool for controlling the travel of the mechanical limit switch according to claim 9, wherein: the connecting part is a connecting hole or a buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921620170.4U CN210531739U (en) | 2019-09-26 | 2019-09-26 | Special tool for controlling mechanical limit switch stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921620170.4U CN210531739U (en) | 2019-09-26 | 2019-09-26 | Special tool for controlling mechanical limit switch stroke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210531739U true CN210531739U (en) | 2020-05-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921620170.4U Withdrawn - After Issue CN210531739U (en) | 2019-09-26 | 2019-09-26 | Special tool for controlling mechanical limit switch stroke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210531739U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541965A (en) * | 2019-09-26 | 2019-12-06 | 吴江市东吴机械有限责任公司 | Special tool for controlling mechanical limit switch stroke |
| CN112112990A (en) * | 2020-10-16 | 2020-12-22 | 氟络塞尔特种阀门(苏州)有限公司 | A valve that can adjust the amount of water |
-
2019
- 2019-09-26 CN CN201921620170.4U patent/CN210531739U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541965A (en) * | 2019-09-26 | 2019-12-06 | 吴江市东吴机械有限责任公司 | Special tool for controlling mechanical limit switch stroke |
| CN110541965B (en) * | 2019-09-26 | 2024-05-17 | 吴江市东吴机械有限责任公司 | Special tool for controlling stroke of mechanical limit switch |
| CN112112990A (en) * | 2020-10-16 | 2020-12-22 | 氟络塞尔特种阀门(苏州)有限公司 | A valve that can adjust the amount of water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200515 Effective date of abandoning: 20240517 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200515 Effective date of abandoning: 20240517 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |