CN203531733U - Warning safety ladder - Google Patents
Warning safety ladder Download PDFInfo
- Publication number
- CN203531733U CN203531733U CN201320665466.4U CN201320665466U CN203531733U CN 203531733 U CN203531733 U CN 203531733U CN 201320665466 U CN201320665466 U CN 201320665466U CN 203531733 U CN203531733 U CN 203531733U
- Authority
- CN
- China
- Prior art keywords
- ladder
- sides
- beams
- alarm
- safety
- Prior art date
- 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 - Lifetime
Links
- 230000001174 ascending effect Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 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 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/003—Indicating devices, e.g. user warnings or inclinators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The utility model discloses a warning safety ladder which comprises two side ladder beams and a plurality of crosspieces connected between the two side ladder beams, and is characterized in that gradienters forming 60-degree included angles with the two side ladder beams are arranged in lower positions of the two side ladder beams; alarms are arranged in upper positions of the two side ladder beams, and communicated with spring pressing switches arranged on an upside crosspiece above the two side ladder beams; and a groove-shaped pedal covering the upside crosspiece is arranged on the spring pressing switches. The warning safety ladder can solve the problems that a safety angle cannot be judged correctly in a safety ladder using process and early warning cannot be performed when an ascending limit is exceeded; a violation behavior of operating personnel for the ladder is precluded; a potential safety hazard is reduced; and the personal safety of the operating personnel is ensured.
Description
Technical field
The utility model relates to a kind of ascend operation instrument, specifically a kind of emergency staircase.
Background technology
Ladder is one of the most frequently used ascending tool of ascend operation, easy to use, but also has certain potential safety hazard.For a long time, the impact that the emergency staircase of ascending a height using in substation is in use subject to artificial subjective factor is larger, usually can not get the use of correct and standard, also cannot observe the relevant regulations in State Grid Corporation of China's electric power safety working regulation.For example, the security standpoint that in rules, regulation emergency staircase need to become with ground is 60 °, but is difficult to accurately hold this angle with people's judgement; Operating personnel surpasses while ascending a height limit for height in the process of ascending a height, and also cannot warn operating personnel's act of violating regulations, thereby easily bring potential safety hazard, and the personnel that cause injure.
Utility model content
The utility model is the weak point existing for overcoming prior art, a kind of convenient and practical warning safe ladder is provided, with solve in using emergency staircase process, cannot correctly judge security standpoint and surpass while ascending a height limit for height cannot early warning problem, stop operating personnel's behavior of using ladder violating the regulations, reduce potential safety hazard, guarantee operating personnel's personal safety.
The utility model is that technical solution problem adopts following technical scheme to be:
A kind of warning safe ladder of the utility model, comprises both sides ladder beam and is connected in the some crosspieces compositions between the ladder beam of described both sides, is characterized in: on the lower position of described both sides ladder beam, be provided with the level gauge that is 60 ° of angles with described both sides ladder beam; On the upper position of described both sides ladder beam, be provided with alarm, described alarm is connected with the spring press switch being arranged on the top crosspiece of ladder beam top, described both sides, on described spring press switch, be provided with cover described above the grooved pedal of crosspiece.
The feature of the utility model warning safe ladder is also:
Described spring press switch is arranged on the top crosspiece at the ladder back 1m of portion place, the described both sides of distance.
Described level gauge is arranged on the position of the described both sides of distance ladder beam bottom 1.3m-1.5m.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
The utility model is simple in structure, easy to use, safe and reliable, while utilizing level gauge to solve on-the-spot use ladder, artificially judged a correctly difficult problem for accuracy of judgement of security standpoint in the past, utilize spring press switch and alarm to solve the difficult problem that operating personnel is transfinited and ascended a height without audible alarm simultaneously.Stop the act of violating regulations that operating personnel uses ladder, normative operation personnel correctly use ladder safely, improve standardized work level, guarantee operating personnel's personal safety.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model level construction schematic diagram;
Fig. 3 is the utility model alarm and spring press switch connection diagram;
Number in the figure: 1 both sides ladder beam; 2 some crosspieces; The left alarm of 3a; The right alarm of 3b; The left level gauge of 4a; The right level gauge of 4b; 5a left spring push switch; The right spring press switch of 5b; 6 top crosspieces; 7 grooved pedals; 8 slipmat; 9 batteries; 10 pedestals; 11 levelling tubes; 12 bubbles.
The specific embodiment
In the present embodiment, as shown in Figure 1, a kind of warning safe ladder, comprises both sides ladder beam 1 and is connected in some crosspieces 2 compositions between the ladder beam 1 of both sides, the inner side of the lower position of terraced beam 1 is provided with the level gauge that is 60 ° of angles with both sides ladder beam 1 in both sides; Be 60 ° of angles with both sides ladder beam 1 and refer to that emergency staircase level gauge under use state is 0 °.In concrete enforcement, a pair of level gauge can be set respectively on the position apart from both sides ladder beam 1 bottom 1.3-1.5 rice, as the left level gauge 4a in Fig. 1 and right level gauge 4b, be convenient to check in any side the angle state of level gauge.As shown in Figure 2, the structure of level gauge is comprised of pedestal 10 and the levelling tube 11 that is positioned at pedestal 10 inside, in levelling tube 11, be packaged with liquid (as alcohol), and leave a bubble 12, when bubble 12 is placed in centre position, show that level gauge 4 is horizontal, now the angle on emergency staircase and ground is just in time 60 °.Level gauge can be measured emergency staircase and ground angulation whether in the security standpoint of regulation exactly, easy to operate.
On the upper position of both sides ladder beam 1, be provided with alarm, alarm is connected with the spring press switch being arranged on the top crosspiece 6 of both sides ladders beam 1 top, as shown in Figure 3, in concrete enforcement, can on the ladder beam 1 of both sides, a pair of alarm (left alarm 3a and right alarm 3b) and a pair of spring press switch (left spring push switch 5a and right spring press switch 5b) that is relation in parallel be set respectively, concrete connected mode is that the positive pole of battery 9 is connected with the static contact interface of left spring push switch 5a, the moving contact interface of left spring push switch 5a is connected with the anode interface of left alarm 3a, the negative pole interface of left alarm 3a is connected with the negative pole interface of right alarm 3b, the anode interface of right alarm 3b is connected with the moving contact interface of right spring press switch 5b, the negative pole interface of right alarm 3b is connected with the negative pole of battery 9, the static contact interface of right spring press switch 5b is connected with the static contact interface of left spring push switch 5a.When any one, spring press switch is stressed while being pressed, and the junction closure of this spring press switch is connected the internal circuit of alarm, starts alarm, gives the alarm.
In the present embodiment, a pair of spring press switch is the two ends of crosspiece 6 above apart from both sides ladders beam 1 1m place, top respectively, and the position of the 1m at top meets State Grid Corporation of China about the pertinent regulations of ascending operation-using safety.The grooved pedal 7 that is provided with crosspiece 6 above covering on spring press switch, spring press switch is just in time positioned at the groove of grooved pedal 7, and while being convenient on the optional position of grooved pedal 7 application of force, spring press switch can sense.
For the terraced steadiness that tightens security, can also slipmat 8 can be set for improving the stability of ladder in the bottom of both sides ladder beam 1.
A kind of mounting method following steps of warning safe ladder are carried out:
Step a, on the both sides ladder beam 1 that is 1.3m-1.5m apart from ground level an embedded level gauge, and to keep the horizon of level gauge and the perpendicular bisector of the terraced beam 1 in both sides be 60 ° of angles; Level gauge together changes the variation of both sides ladder beam 1 gradient with emergency staircase, and when level gauge indication horizontal level, level gauge is just in time parallel to the ground, and now the angle on emergency staircase and ground is just 60 ° of angles.
Step b, on crosspiece 6, a spring press switch 5 is installed above apart from 1m place, emergency staircase top; On near the both sides ladder beam 1 spring press switch 5, an alarm is installed;
Step c, on crosspiece 6, a battery 9 is installed up, the positive pole of battery 9 is connected with the static contact interface of spring press switch, the moving contact interface of spring press switch is connected with "+" utmost point interface of alarm, and the "-" utmost point interface of alarm is connected with the negative pole of battery 9;
Steps d, on spring press switch place above crosspiece 6 and cover above a grooved pedal 7 is installed on the position of crosspiece 6.When construction operation personnel set foot on the grooved pedal 7 at 1 meter of, distance ladder top, the spring press switch 5 being positioned on the crosspiece 6 of top caves in and is pressed because of trampling of grooved pedal 7, now connects alarm, sends alarm sound, remind operating personnel now to surpass the restriction of ascending a height, remind in time act of violating regulations.Grooved pedal 7 can also play rainproof, dustproof effect, and protection spring press switch is not fragile.
Claims (3)
1. a warning safe ladder, comprise that both sides ladder beam (1) and the some crosspieces (2) that are connected between described both sides ladder beams (1) form, and is characterized in that: on the lower position of described both sides ladder beams (1), be provided with the level gauge that is 60 ° of angles with described both sides ladder beams (1); On the upper position of described both sides ladder beams (1), be provided with alarm, described alarm is connected with the spring press switch being arranged on the top crosspiece (6) of described both sides ladder beams (1) top, on described spring press switch, be provided with cover described above the grooved pedal (7) of crosspiece (6).
2. warning safe ladder according to claim 1, is characterized in that: described spring press switch is arranged on the top crosspiece (6) at 1m place, ladder beam (1) top, the described both sides of distance.
3. warning safe ladder according to claim 1, is characterized in that: described level gauge is arranged on the position of the described both sides ladder beams of distance (1) bottom 1.3m-1.5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320665466.4U CN203531733U (en) | 2013-10-25 | 2013-10-25 | Warning safety ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320665466.4U CN203531733U (en) | 2013-10-25 | 2013-10-25 | Warning safety ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203531733U true CN203531733U (en) | 2014-04-09 |
Family
ID=50417955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320665466.4U Expired - Lifetime CN203531733U (en) | 2013-10-25 | 2013-10-25 | Warning safety ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203531733U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527068A (en) * | 2013-10-25 | 2014-01-22 | 国网安徽省电力公司池州供电公司 | Warning safety ladder and installation method thereof |
| EP3191676A4 (en) * | 2014-09-12 | 2018-05-30 | Wing Enterprises, Inc. | Ladders, rung assemblies for ladders and related methods |
| US11788353B2 (en) | 2018-07-27 | 2023-10-17 | Little Giant Ladder Systems, Llc | Last step indicator for ladders and ladders incorporating same |
-
2013
- 2013-10-25 CN CN201320665466.4U patent/CN203531733U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527068A (en) * | 2013-10-25 | 2014-01-22 | 国网安徽省电力公司池州供电公司 | Warning safety ladder and installation method thereof |
| CN103527068B (en) * | 2013-10-25 | 2015-09-30 | 国家电网公司 | A kind of warning safe ladder and mounting method thereof |
| EP3191676A4 (en) * | 2014-09-12 | 2018-05-30 | Wing Enterprises, Inc. | Ladders, rung assemblies for ladders and related methods |
| US10487578B2 (en) | 2014-09-12 | 2019-11-26 | Wing Enterprises, Incorporated | Ladders, rung assemblies for ladders and related methods |
| EP3760827A1 (en) * | 2014-09-12 | 2021-01-06 | Wing Enterprises, Inc. | Ladder |
| EP4083367A1 (en) * | 2014-09-12 | 2022-11-02 | Little Giant Ladder Systems, LLC | Rung assemblies for ladders |
| US11788353B2 (en) | 2018-07-27 | 2023-10-17 | Little Giant Ladder Systems, Llc | Last step indicator for ladders and ladders incorporating same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |