CN212101527U - Elevator limit auxiliary switch detection equipment - Google Patents
Elevator limit auxiliary switch detection equipment Download PDFInfo
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- CN212101527U CN212101527U CN202020517627.5U CN202020517627U CN212101527U CN 212101527 U CN212101527 U CN 212101527U CN 202020517627 U CN202020517627 U CN 202020517627U CN 212101527 U CN212101527 U CN 212101527U
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Abstract
The utility model discloses elevator limit auxiliary switch check out test set relates to elevator safety inspection technical field, especially relates to the limit auxiliary switch in the elevator safety circuit and detects. Comprises a measuring module and a data display processing module; the measurement module includes: the device comprises a wireless transmission unit, a power supply unit, a logic control unit, a nondestructive testing unit and a switch closing unit; the logic control unit is respectively connected with the three units through electric signals; the power supply unit supplies power to the measurement module; the data display processing module comprises: the system comprises a display unit, a wireless communication module unit and a printing module unit; the data display processing module is in electric signal connection with the wireless transmission unit in the measuring module. The technical scheme of the utility model current detection mode among the prior art has been solved has danger height, and the operation degree of difficulty is big, and detection efficiency is low, forgets the recovery after simultaneously if the maintainer short circuit, causes the elevator safety circuit short circuit, and elevator limit auxiliary switch inefficacy very easily takes place the elevator and dashes the problem of accident such as top, squat the end and cut the passenger.
Description
Technical Field
The utility model discloses elevator limit auxiliary switch check out test set relates to elevator safety inspection technical field, especially relates to the limit auxiliary switch in the elevator safety circuit and detects, is an elevator limit auxiliary switch check out test set based on wireless control and nondestructive test technique.
Background
The uppermost end and the lowermost end of the elevator shaft are respectively provided with a row of control switches for decelerating and controlling the elevator to stop. According to the running direction of the elevator, the elevator firstly touches a forced speed reduction switch, an upper limit switch (a lower limit switch) and a limit auxiliary switch. The elevator speed reducing switches with higher speed can be further divided into a first-stage speed reducing switch and a second-stage speed reducing switch or more. The elevator car performs deceleration action after contacting the deceleration switch. The elevator car will immediately stop moving upwards (or downwards) when it hits the upper (or lower) limit switch, but can still move downwards (or upwards). The elevator car can cut off the control circuit immediately after the elevator car touches the limit auxiliary switch to stop running. The elevator can not run up and down, and only after the lift car is moved away by external force and the limit switch is reset, the elevator can run.
From the above, it is very critical that the limit auxiliary switch is in a normal operating state, and the limit auxiliary switch needs to be detected frequently.
In the prior art, in order to operate the elevator in the maintenance mode, the limit auxiliary switch is turned off by moving the elevator car to a specified switch position, and the switch is proved to be effective if the elevator cannot continue to run (the protection is effective). The method needs the detection personnel to continue to detect in the hoistway, if the limit auxiliary switch fails, the elevator continues to run upwards/downwards, and if the limit auxiliary switch stops running in time, personal injury is caused to the detection personnel, and the danger is high.
The existing design causes that testers are in the well when in use, the danger is high, the operation difficulty is large, the detection efficiency is low, meanwhile, if the maintainers forget the recovery after short circuit, the elevator safety loop short circuit is caused, the elevator limit auxiliary switch is invalid, and accidents such as elevator top rushing, bottom squatting and passenger shearing are very easy to happen.
In view of the problems in the prior art, a novel elevator limit auxiliary switch detection device is researched and designed, so that the problem in the prior art is very necessary to be overcome.
Disclosure of Invention
According to the current detection mode that above-mentioned prior art provided there is danger height, and the operation degree of difficulty is big, and detection efficiency is low, forgets the recovery after simultaneously if the maintainer short circuit, causes the short circuit of elevator safety circuit, and elevator limit auxiliary switch is inefficacy, very easily takes place the elevator and dashes the technical problem of accident such as top, squat the end and cut the passenger, and provides an elevator limit auxiliary switch check out test set. The utility model discloses mainly utilize a detection device and detection method based on wireless control's elevator limit auxiliary switch to reach and improve detection efficiency, guarantee personnel's safety and reduce the dangerous effect of use.
The utility model discloses a technical means as follows:
an elevator limit auxiliary switch detecting apparatus includes: the device comprises a measuring module and a data display processing module;
further, the measurement module includes: the device comprises a wireless transmission unit, a power supply unit, a logic control unit, a nondestructive testing unit and a switch closing unit; the logic control unit is respectively connected with the wireless transmission unit, the nondestructive testing unit and the switch closing unit through electric signals; the power supply unit supplies power for the wireless transmission unit, the logic control unit, the nondestructive testing unit and the switch closing unit;
further, the data display processing module comprises: the system comprises a display unit, a wireless communication module unit and a printing module unit; the three units are respectively connected with the wireless transmission unit in the measuring module through electric signals.
Furthermore, the measuring module is connected in parallel to the limit auxiliary switch to be detected through the nondestructive testing unit without dismantling the original connecting line of the switch.
Furthermore, the nondestructive detection unit adopts a micro-voltage/current detection technology, and can detect the on-off state of the limit auxiliary switch without being connected in series to a loop of the elevator limit auxiliary switch.
Furthermore, the data transmission mode of the wireless transmission unit is any one or more of WIFI, Lora, Zigbee and 4G/5G.
Further, the wireless transmission unit not only works in a data transmission mode, but also works in a route transfer mode, and the data transmission distance is increased.
Furthermore, the data display processing module can collect and control data of each measuring module in any floor of a machine room, a base station and an elevator.
Further, the display unit is one or more of a mobile phone, a tablet computer, a desktop computer and a handheld controller.
The utility model discloses a concrete operating procedure:
1. before the measurement is started, the data display processing module and each measurement module are started and paired, so that the data communication can be normally carried out.
2. And the paired measuring modules are parallelly installed on the elevator limit auxiliary switch to be detected in the hoistway by the measuring personnel.
3. Operating an elevator controller to enable the elevator to run upwards to an elevator ascending limit/limit switch (if the elevator ascending limit/limit switch exists), if the elevator ascending limit/limit switch works normally, stopping running of the elevator, and uploading the disconnection information of the switch to a data display processing module by a measuring module; if the switch does not work normally, the measuring module uploads the abnormal information of the switch to the data display processing module to remind an operator to stop the elevator from running, and accidents such as top rushing of the elevator are prevented.
4. And under the condition that the limit auxiliary switch is normally triggered and disconnected by the elevator, operating the data display processing module to ensure that the measuring device connected in parallel at the position is in short circuit with the limit auxiliary switch actively, so that the elevator can continue to run to the next limit auxiliary switch position.
5. And (3) after the measurement of the ascending limit/limit switch (if any) of the elevator, operating the elevator to move downwards to the descending limit/limit switch (if any) and the elevator buffer, wherein the detection mode is the same as the step 3.
6. After all limit auxiliary switches are measured, the data display processing module is operated to cancel the active short circuit action of the measuring module, so that the elevator safety loop is restored to the original state.
7. And the operation data display processing module is used for checking and printing the states of the limit auxiliary switches detected by the measuring modules.
The utility model discloses can realize:
1. after the elevator limit switch is disconnected by the mechanical action of the elevator car, the handheld device in the machine room can receive the switch disconnection information in a remote wireless communication mode, and meanwhile, the detection device can be remotely controlled to realize the function of short-circuit the elevator limit switch so that the elevator can continuously run;
2. when the limit switch of the elevator in the off state is in the position where the elevator car is separated from the mechanical action of the limit switch, and the switch is restored to the on state from the off state, the hand-held device in the machine room can receive the on-state information of the switch in a remote wireless communication mode.
Compared with the prior art, the utility model, have following advantage:
1. the utility model provides an elevator limit auxiliary switch check out test set adopts the remote control mode, has avoided the risk of operation under unsafe environment, has realized the breakpoint continuous detection of limit auxiliary switch circuit;
2. the utility model provides an elevator limit auxiliary switch check out test set adopts the nondestructive test mode, and the parallel connection is inserted on the limit auxiliary switch, does not destroy the original circuit, saves labor and time;
3. the utility model provides an elevator limit auxiliary switch check out test set, the suitability is wider, can be used to limit switch inspection, car buffer, to heavy buffer, door return circuit detection and all need switch electrical property detection under extreme short circuit condition;
4. the utility model provides an elevator limit auxiliary switch check out test set, it is compatible strong, be fit for the switch detection circuitry of multiple elevator model and the safety circuit voltage of difference, including the alternating current-direct current signal within the 220V.
To sum up, use the technical scheme of the utility model current detection mode of having solved among the prior art has dangerously high, and the operation degree of difficulty is big, and detection efficiency is low, forgets the recovery after if the maintainer short circuit simultaneously, causes the elevator safety circuit short circuit, and elevator limit auxiliary switch inefficacy very easily takes place the elevator and dashes the problem of accident such as top, squat the end and cut the passenger.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of the system structure of the present invention.
Fig. 2 is an operation flow chart of the present invention.
In the figure: 1. the system comprises a wireless transmission unit 2, a power supply unit 3, a logic control unit 4, a nondestructive testing unit 5, a switch closing unit 6, a display unit 7, a wireless communication module unit 8 and a printing module unit
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any particular value, in all examples shown and discussed herein, should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element in question must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
As shown in the figure, the utility model provides an elevator limit auxiliary switch check out test set includes: the device comprises a measuring module and a data display processing module;
the measurement module includes: the system comprises a wireless transmission unit 1, a power supply unit 2, a logic control unit 3, a nondestructive testing unit 4 and a switch closing unit 5; the logic control unit 3 is respectively connected with the wireless transmission unit 1, the nondestructive testing unit 4 and the switch closing unit 5 through electric signals; the power supply unit 2 supplies power to the wireless transmission unit 1, the logic control unit 3, the nondestructive testing unit 4 and the switch closing unit 5;
the data display processing module comprises: a display unit 6, a wireless communication module unit 7 and a printing module unit 8; the three units are respectively connected with the wireless transmission unit 1 in the measuring module through electric signals.
The measuring module is connected in parallel to the limit auxiliary switch to be detected through the nondestructive testing unit 4 without dismantling the original connecting line of the switch.
The nondestructive testing unit 4 adopts a micro-voltage/current testing technology, and can detect the on-off state of the limit auxiliary switch without being connected in series to a loop of the elevator limit auxiliary switch.
The data transmission mode of the wireless transmission unit 1 is any one or more of WIFI, Lora, Zigbee and 4G/5G.
The wireless transmission unit 1 can work in a data transmission mode and also can work in a route transfer mode, and the data transmission distance is increased.
The data display processing module can be used for carrying out data acquisition and control on each measuring module in any floor of a machine room, a base station and an elevator.
The display unit 6 is one or more of a mobile phone, a tablet computer, a desktop computer and a handheld controller.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. An elevator limit auxiliary switch detecting apparatus, characterized in that the elevator limit auxiliary switch detecting apparatus comprises: the device comprises a measuring module and a data display processing module;
the measurement module comprises: the device comprises a wireless transmission unit (1), a power supply unit (2), a logic control unit (3), a nondestructive testing unit (4) and a switch closing unit (5); the logic control unit (3) is respectively in electric signal connection with the wireless transmission unit (1), the nondestructive testing unit (4) and the switch closing unit (5); the power supply unit (2) supplies power to the wireless transmission unit (1), the logic control unit (3), the nondestructive testing unit (4) and the switch closing unit (5);
the data display processing module comprises: a display unit (6), a wireless communication module unit (7) and a printing module unit (8); the three units are respectively connected with the wireless transmission unit (1) in the measuring module through electric signals.
2. The elevator limit auxiliary switch detection device according to claim 1, characterized in that the measuring module is connected in parallel to the limit auxiliary switch to be detected through a nondestructive detection unit (4) without removing the original connecting line of the switch.
3. The elevator limit auxiliary switch detection device according to claim 2, characterized in that the non-destructive detection unit (4) can detect the on/off state of the limit auxiliary switch without being connected in series to the loop of the elevator limit auxiliary switch by using a micro-voltage/current detection technology.
4. The elevator limit auxiliary switch detection device according to claim 1, wherein the data transmission mode of the wireless transmission unit (1) is any one or more of WIFI, Lora, Zigbee and 4G/5G.
5. Elevator limit auxiliary switch detection device according to claim 4, characterized in that the wireless transmission unit (1) is operated both in data transmission mode and in route transfer mode, increasing its data transmission distance.
6. The elevator limit auxiliary switch detection device according to claim 1, wherein the data display processing module can collect and control data of each measurement module in any floor of a machine room, a base station and an elevator.
7. The elevator limit auxiliary switch detection device according to claim 1, wherein the display unit (6) is one or more of a mobile phone, a tablet computer, a desktop computer and a handheld controller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020517627.5U CN212101527U (en) | 2020-04-09 | 2020-04-09 | Elevator limit auxiliary switch detection equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020517627.5U CN212101527U (en) | 2020-04-09 | 2020-04-09 | Elevator limit auxiliary switch detection equipment |
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| CN212101527U true CN212101527U (en) | 2020-12-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114590667A (en) * | 2022-03-16 | 2022-06-07 | 武汉信达天成物联网技术有限公司 | Construction elevator safety risk identification early warning method and system |
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- 2020-04-09 CN CN202020517627.5U patent/CN212101527U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114590667A (en) * | 2022-03-16 | 2022-06-07 | 武汉信达天成物联网技术有限公司 | Construction elevator safety risk identification early warning method and system |
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