CN219936505U - Single ladder supporting reminding device - Google Patents
Single ladder supporting reminding device Download PDFInfo
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- CN219936505U CN219936505U CN202320680921.1U CN202320680921U CN219936505U CN 219936505 U CN219936505 U CN 219936505U CN 202320680921 U CN202320680921 U CN 202320680921U CN 219936505 U CN219936505 U CN 219936505U
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- supporting
- single ladder
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- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 40
- 229910052753 mercury Inorganic materials 0.000 claims description 40
- 230000008447 perception Effects 0.000 claims description 19
- 230000006698 induction Effects 0.000 claims description 10
- 239000011324 bead Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 230000002650 habitual effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Ladders (AREA)
Abstract
The utility model relates to a single ladder supporting reminding device which is arranged at a hand-held position of a single ladder upright rod and comprises a power supply module, a supporting sensing module, a boarding sensing module and a voice reminding module, wherein the supporting sensing module is formed by connecting a self-resetting normally-closed button switch and a normally-closed type infrared sensing switch in parallel, the power supply module is connected with the supporting sensing module, the boarding sensing module and the voice reminding module in series, the voice reminding module sends out voice reminding when the supporting sensing module and the boarding sensing module are both conducted, and language reminding is stopped when the self-resetting normally-closed button switch and the normally-closed type infrared sensing switch in the supporting sensing module are both disconnected. The device can remind the auxiliary staff to hold up the single ladder when someone climbs the single ladder, and is reliable in use, simple in structure and easy to realize.
Description
Technical Field
The utility model relates to the technical field of ladders for electric power ascending operation, in particular to a single ladder supporting reminding device.
Background
The single ladder has the characteristics of light weight and convenient carrying, and is suitable for ascending in a narrow space and on uneven ground, so that the power supply station personnel can be largely applied to production works such as daily meter loading, power connection, rush repair and the like. The national grid company 'marketing site operation safety work code (trial run)' requires that trial login should be performed before using a ladder to confirm that the reliable rear part can be used. When a person works on the ladder, the ladder should be supported and guarded by the person. In the process of checking the safety performance rules on site, habitual violations that an operator does not support the ladder when working on the ladder frequently occur, so that the problem that a guardian supports the ladder without supporting the ladder according to the requirement when working on the ladder in a technical aspect is necessarily solved, and the problem of personal casualty accidents caused by slipping of the ladder occurs.
The Chinese patent with the application number of CN202211512707.1 discloses a warning type electric safety ladder, which comprises a safety ladder body, a photovoltaic energy storage device, a voice warning device, a light warning device, an angle sensing device and a data processing and transmitting device, wherein the safety ladder body, the photovoltaic energy storage device, the voice warning device, the light warning device, the angle sensing device and the data processing and transmitting device are combined to intellectualize the ladder, the technical means are adopted to remind and monitor, the site behaviors are standardized, and the occurrence of illegal phenomena is avoided, so that the personal safety is ensured; the angle sensing device senses the angle between the safety ladder and the ground in time and gives a warning in time when the operation is illegal. However, the electric safety ladder cannot give an alarm to whether someone supports the ladder, and is complex in structure and not easy to realize.
Disclosure of Invention
The utility model aims to provide a single ladder supporting reminding device which can remind a working auxiliary personnel to support a single ladder when a person climbs the single ladder, and is reliable in use, simple in structure and easy to realize.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a single ladder supports reminding device, installs in the hand department of single ladder pole setting, includes power module, supports perception module, step on ladder perception module and pronunciation and reminds the module, it is parallelly connected by self-reset normal close button switch and normal close formula infrared induction switch to support perception module, step on ladder perception module and pronunciation and remind the module to establish ties, pronunciation reminds the module to send pronunciation when supporting perception module and step on ladder perception module all switch on, and stops the language and reminds when self-reset normal close button switch and normal close formula infrared induction switch in supporting perception module all break off.
Further, including end box, power module, support perception module, step on the perception module and pronunciation and remind the module to set up on end box, end box back is provided with a plurality of staple bolt along pole setting length direction, and the end box of being equipped with each module passes through staple bolt along pole setting length direction fixed mounting in the pole setting.
Further, the bottom box is fixedly arranged on the inner side of the vertical rod, namely, one side of the vertical rod facing the other vertical rod, so that the normally closed type infrared induction switch can sense personnel supporting the ladder.
Further, the boarding sensing module is formed by connecting an angle judging switch and a pressure sensing element in series.
Further, the angle judging switch is formed by connecting A, B mercury switches which form an included angle of 90 degrees with each other in series, the A, B mercury switches are positioned on the same plane, the bottoms of the A, B mercury switches are connected in series, and the top of the A, B mercury switch forms an included angle of 45 degrees and an included angle of-45 degrees with the central section of the single ladder supporting reminding device in an inclined upward direction respectively.
Further, the pressure sensing element is composed of a flexible pressure sensor and a control circuit thereof, and the flexible pressure sensor is arranged between the ladder foot of the single ladder and the anti-skid pad.
Further, the power module is composed of a replaceable battery and a corresponding power supply circuit.
Further, the voice reminding module consists of a voice playing circuit and a loudspeaker on the voice playing circuit.
Compared with the prior art, the utility model has the following beneficial effects: the device is provided with the supporting sensing module which is formed by connecting the self-resetting normally closed button switch and the normally closed type infrared sensing switch in parallel, and is connected with the boarding sensing module and the voice reminding module in series on a power supply loop of the power supply module, so that the voice reminding of the escalator is realized when a person climbs the single escalator, and the voice reminding can be stopped only when a work auxiliary personnel approaches the ladder and presses the self-resetting normally closed button switch at the hand, thereby solving the problem that the common single escalator on the electric power operation site is prone to habitual violation caused by unmanned supporting, ensuring the safety of the operator, effectively preventing the false escalator behavior that the escalator personnel uses foreign matters to replace the manual pressing switch, or avoiding the voice reminding to be closed by mistake due to the false touch switch, and the like. In addition, the device simple structure easily realizes, need not to destroy single ladder original structure. Therefore, the utility model has strong practicability and wide application prospect.
Drawings
FIG. 1 is a schematic view of a device according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a device circuit according to an embodiment of the present utility model;
FIG. 3 is a schematic view showing a working state of the angle judgment switch according to the embodiment of the present utility model, in which the front surface of the angle judgment switch is laid down;
fig. 4 is a schematic diagram of an operating state in which the front surface of the angle judgment switch is inclined downward by 50 ° in the embodiment of the present utility model;
fig. 5 is a schematic diagram of a working state of the single ladder supporting reminding device installed on the single ladder in the embodiment of the utility model.
In the figure: 1. a bottom box; 2. a battery; 3. stainless steel hoops; 4. a mercury switch; 5. a mercury switch mercury bead; 6. a mercury switch; 7. b mercury switch mercury beads; 8. the lower edge of the device; 9. the upper edge of the device; 10. a voice playing circuit; 11. a horn; 12. a normally closed infrared induction switch; 13. a self-resetting normally closed push button switch; 14. a flexible pressure sensor; 20. a vertical rod; 21. a cross bar; 22. ladder feet; 23. an anti-slip mat.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
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 exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As shown in fig. 1-5, this embodiment provides a single ladder supporting reminding device, which is installed at the hand of a single ladder upright pole, and comprises a power module, a supporting sensing module, a boarding sensing module and a voice reminding module, wherein the supporting sensing module is formed by connecting a self-resetting normally-closed button switch 13 and a normally-closed type infrared sensing switch 12 in parallel, the power module is connected in series with the supporting sensing module, the boarding sensing module and the voice reminding module, the voice reminding module sends out voice reminding when the supporting sensing module and the boarding sensing module are both on, and the voice reminding is stopped when the self-resetting normally-closed button switch and the normally-closed type infrared sensing switch in the supporting sensing module are both off.
Therefore, when the boarding sensing module senses that someone climbs a single ladder, the boarding sensing module is conducted, and the self-resetting normally-closed button switch 13 and the normally-closed infrared sensing switch 12 in the supporting sensing module are normally-closed switches, so that a power supply loop is conducted at the moment, the voice reminding module is immediately started, and language reminding such as 'please hold the ladder' is circularly sent. When the normally closed type infrared induction switch senses that a person approaches a single ladder and the self-resetting normally closed button switch is pressed, the self-resetting normally closed button switch and the normally closed type infrared induction switch are disconnected, and the power supply loop is disconnected at the moment, namely, the auxiliary staff is considered to be supported by the ladder, and the voice reminding module stops playing the voice reminding.
The single ladder in this embodiment is composed of two upright posts 20 and a plurality of cross bars 21 arranged between the two upright posts 20 in an array, and the ladder feet 22 of the upright posts are provided with anti-slip pads 23.
In this embodiment, single ladder support reminding device still includes end box 1, and power module, support perception module, step on ladder perception module and pronunciation warning module set up on end box 1, and end box 1 back is provided with a plurality of stainless steel staple bolt 3 along pole setting length direction, and end box 1 that is equipped with each module passes through stainless steel staple bolt 3 along pole setting length direction fixed mounting on pole setting 20.
In order to enable the normally closed type infrared induction switch to effectively sense the auxiliary staff supporting the ladder, the bottom box 1 is fixedly arranged on the inner side of the vertical rod, namely, one side of the vertical rod facing the other vertical rod.
In this embodiment, the boarding sensing module is formed by connecting an angle judgment switch and a pressure sensing element in series.
The angle judging switch consists of an A mercury switch 4 and a B mercury switch 6 which are mutually connected in series to form an included angle of 90 degrees, wherein the A, B mercury switches are positioned on the same plane, the bottoms of the A mercury switch 4 and the B mercury switch 6 are connected in series, and the top of the A mercury switch and the B mercury switch form included angles of 45 degrees and-45 degrees with the central section (parallel to the upper edge plane and the lower edge plane of the device) of the single ladder supporting reminding device in an inclined upward direction respectively. I.e. as shown in fig. 3, the mercury switch 4 forms an angle of 45 deg. with the lower edge 8 of the device, and the mercury switch 6 forms an angle of 45 deg. with the upper edge 9 of the device.
As shown in fig. 3, when the single ladder is placed on the ground with the front face facing downwards, the edge of the device is parallel to the ground, the a mercury switch 4 forms an included angle of-45 ° with the horizontal plane downwards, the mercury bead 5 of the a mercury switch 4 is located at the top of the mercury switch, and the a mercury switch 4 is in an off state. At this time, the B mercury switch 6 forms an angle of +45° with the horizontal plane, the mercury bead 7 of the B mercury switch 6 is at the bottom of the mercury switch, and the B mercury switch is in a conductive state. As shown in fig. 4, when the angle between the single ladder and the ground is larger than 45 ° (such as 50 °), the angle between the edge of the device and the ground is larger than 45 °, the angle between the mercury switch a and the horizontal plane is larger than 0 °, under the action of gravity, the mercury beads of the mercury switch a flow to the bottom of the mercury switch a, two electrodes of the mercury switch a are conducted, and the mercury switch a is in a conducting state; at this time, the A, B mercury switches are simultaneously in an on state. The situation of the back side placement of the single ladder is the same as the situation of the front side placement. The angle judgment switch can accurately judge whether the inclination angle of the single ladder and the ground is larger than 45 degrees no matter which surface of the single ladder faces downwards.
The pressure sensing element consists of a flexible pressure sensor 14 and a control circuit thereof, wherein the flexible pressure sensor 14 is arranged between a ladder foot 22 and an anti-skid pad 23 of a single ladder, and the control circuit of the flexible pressure sensor is arranged on the bottom box 1. The signal wire connected with the flexible pressure sensor is pulled to the bottom box position along the single ladder and is connected with the control circuit.
When the flexible pressure sensor 14 senses that the pressure change of the foot of the single ladder is larger than a set value (set after calculation according to the weight of the single ladder and the weight of the human body), it is judged that a person possibly climbs the single ladder. When the inclination angle of the single ladder is larger than 45 degrees and the pressure change of the feet of the single ladder is larger than a set value, the climbing ladder sensing module judges that someone climbs the single ladder, and the climbing ladder sensing module is integrally conducted.
It should be noted that the boarding sensing module can make a choice on whether to set the pressure sensing element according to the use requirement. If the working scene needs to be immediately to the working position of the single ladder, whether someone exists on the single ladder or not, the single ladder is required to be supported by someone, and the scene can be provided with no flexible pressure sensor at the ladder foot position, namely no pressure sensing element is required to be arranged, and the boarding sensing module is only composed of an angle judging switch, namely only the angle judging switch is connected with other modules and a power supply loop in series.
In this embodiment, the power supply module consists of a replaceable battery 2 and a corresponding power supply circuit. The battery can adopt 2 No. 5 batteries or rechargeable lithium batteries according to actual needs. The power supply circuit is provided with a power switch for disconnecting the power supply when the single ladder supporting reminding device is not used for a long time.
In this embodiment, the voice prompt module is composed of a voice playing circuit 10 and a speaker 11 thereon.
The single-ladder supporting reminding device provided by the utility model can be only installed on the upright posts at one side of the single ladder or symmetrically installed on the upright posts at two sides of the single ladder according to actual use requirements. When the working scene requires the single ladder to stand to the working position and a person climbs on the single ladder, at least the single person is required to support the single ladder by one hand, and the scene can be provided with only 1 single ladder escalator alarm device. If the working scene requires that a person and two escalators are needed, the scene is provided with 1 escalator alarm device on the upright posts at the two sides of the escalator respectively.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.
Claims (8)
1. The utility model provides a single ladder supports reminding device, its characterized in that installs in the hand department of single ladder pole setting, including power module, support perception module, step on ladder perception module and pronunciation warning module, support perception module by the normal close button switch of self-resetting and normal close formula infrared induction switch parallelly connected constitution, power module is established ties with support perception module, step on ladder perception module and pronunciation warning module, pronunciation warning module sends pronunciation warning when support perception module and step on ladder perception module all switch on, and stop the language warning when the normal close button switch of self-resetting and normal close formula infrared induction switch in support perception module all switch off.
2. The single ladder supporting reminding device according to claim 1, comprising a bottom box, wherein the power module, the supporting sensing module, the boarding sensing module and the voice reminding module are arranged on the bottom box, a plurality of hoops are arranged on the back of the bottom box along the length direction of the vertical rod, and the bottom box provided with the modules is fixedly arranged on the vertical rod along the length direction of the vertical rod through the hoops.
3. The single ladder supporting reminding device according to claim 2, wherein the bottom box is fixedly arranged on the inner side of the upright pole, namely, one side of the upright pole facing the other upright pole, so that the normally closed type infrared induction switch can sense personnel supporting the ladder.
4. The single ladder supporting reminding device according to claim 1, wherein the boarding sensing module is formed by connecting an angle judging switch and a pressure sensing element in series.
5. The single-ladder supporting reminding device according to claim 4, wherein the angle judging switch is composed of A, B mercury switches which are mutually at an included angle of 90 degrees in series, the A, B mercury switches are located on the same plane, the bottoms of the A, B mercury switches are connected in series, and the top of the A, B mercury switch is obliquely upwards respectively at an included angle of 45 degrees and an included angle of-45 degrees with the central section of the single-ladder supporting reminding device.
6. The single ladder supporting reminding device according to claim 4, wherein the pressure sensing element is composed of a flexible pressure sensor and a control circuit thereof, and the flexible pressure sensor is arranged between a ladder foot and an anti-skid pad of the single ladder.
7. A single ladder supporting reminder device as claimed in claim 1, wherein the power supply module consists of a replaceable battery and corresponding power supply circuitry.
8. The single ladder supporting reminding device according to claim 1, wherein the voice reminding module comprises a voice playing circuit and a loudspeaker thereon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320680921.1U CN219936505U (en) | 2023-03-31 | 2023-03-31 | Single ladder supporting reminding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320680921.1U CN219936505U (en) | 2023-03-31 | 2023-03-31 | Single ladder supporting reminding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219936505U true CN219936505U (en) | 2023-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320680921.1U Active CN219936505U (en) | 2023-03-31 | 2023-03-31 | Single ladder supporting reminding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219936505U (en) |
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2023
- 2023-03-31 CN CN202320680921.1U patent/CN219936505U/en active Active
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