CN204609751U - A kind of wellhead type stretches fire ladder for escaping - Google Patents
A kind of wellhead type stretches fire ladder for escaping Download PDFInfo
- Publication number
- CN204609751U CN204609751U CN201520283819.3U CN201520283819U CN204609751U CN 204609751 U CN204609751 U CN 204609751U CN 201520283819 U CN201520283819 U CN 201520283819U CN 204609751 U CN204609751 U CN 204609751U
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- casing
- turning cylinder
- connecting rod
- ladder
- upper box
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Abstract
The utility model discloses a kind of wellhead type to stretch fire ladder for escaping, the upper box lid comprising casing and match with described casing, lower case lid, described casing coordinates with between described upper box lid and described lower case lid and is provided with linkage, bracket and transmission mechanism is provided with in described casing, described bracket is provided with extension ladder, described transmission mechanism comprises the turning cylinder one and turning cylinder two that are arranged on cabinet wall, described turning cylinder one is provided with ratchet, and described turning cylinder two is provided with the pawl casing matched with described ratchet.The beneficial effects of the utility model: adopt knock-down construction, extension ladder is put into memory box and puts, take up room little; By arranging linkage, make upper box lid and the action simultaneously of lower case lid, it is convenient to open, and is convenient to escape; By arranging transmission mechanism, increase and decrease marks time quantity to meet actual height needs flexibly, and folding and unfolding is more convenient, and the utility model is simple and reasonable, failure rate is low, and safety is high.
Description
Technical field
The utility model relates to escape device technical field, specifically, relates to a kind of wellhead type and to stretch fire ladder for escaping.
Background technology
Fire happens occasionally, particularly during high-rise building with fire disaster, elevator cannot use because having a power failure, and escape stair is often blocked by smog, the rescue of fire fighter can only be waited for passively by the personnel be trapped in highrise building, therefore, need when there being fire to occur specialty and wieldy survival equipment helps people's escape.But survival equipment in the market takes up room greatly, complex structure, fault rate are high, ladder folding and unfolding inconvenient, quantity of marking time is unadjustable, cannot meet actual height demand, uses flexibility and poor safety performance.
For the problem in correlation technique, at present effective solution is not yet proposed.
Utility model content
The purpose of this utility model is to provide a kind of wellhead type and stretches fire ladder for escaping, little, the failure rate is low of taking up room, can increase and decrease quantity of marking time flexibly to meet actual height needs, safe and convenient to use.
For realizing above-mentioned technical purpose, the technical solution of the utility model is achieved in that
A kind of wellhead type stretches fire ladder for escaping, the upper box lid comprising casing and match with described casing, lower case lid, described casing coordinates with between described upper box lid and described lower case lid and is provided with linkage, bracket and transmission mechanism is provided with in described casing, described bracket is provided with extension ladder, described transmission mechanism comprises the turning cylinder one and turning cylinder two that are arranged on cabinet wall, described turning cylinder one is provided with ratchet, the receipts ladder crank be provided with outside described ratchet and match described in turning cylinder one, described turning cylinder two is provided with the pawl casing matched with described ratchet, wherein, described ratchet is also provided with the belt tensioner matched with described extension ladder.
Further, described upper box lid is provided with bearing one and handle, and described nowel covers and is provided with bearing two.
Further, described linkage comprises the turning cylinder three that is fixedly installed on described cabinet wall and the connecting rod one that is hinged by described turning cylinder three and connecting rod two, described connecting rod one is hinged with connecting rod three, described connecting rod three is hinged with described bearing one, described connecting rod two is hinged with connecting rod four, and described connecting rod four is hinged with described bearing two.
Further, virgin latch mechanism is provided with between described upper box lid and described casing.
The beneficial effects of the utility model: adopt knock-down construction, extension ladder is put into memory box and puts, take up room little; By arranging linkage, make upper box lid and the action simultaneously of lower case lid, it is convenient to open, and is convenient to escape; By arranging transmission mechanism, increase and decrease marks time quantity to meet actual height needs flexibly, and folding and unfolding is more convenient, and the utility model is simple and reasonable, failure rate is low, and safety is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is that wellhead type according to the utility model embodiment stretches one of the structural representation of fire ladder for escaping;
Fig. 2 is that wellhead type according to the utility model embodiment stretches the structural representation two of fire ladder for escaping;
Fig. 3 is that wellhead type according to the utility model embodiment stretches the structural representation three of fire ladder for escaping;
The wellhead type of Fig. 4 according to the utility model embodiment stretches the structural representation four of fire ladder for escaping;
The wellhead type of Fig. 5 according to the utility model embodiment stretches one of the use schematic diagram of fire ladder for escaping;
The wellhead type of Fig. 6 according to the utility model embodiment stretches the use schematic diagram two of fire ladder for escaping;
The wellhead type of Fig. 7 according to the utility model embodiment stretches the use schematic diagram three of fire ladder for escaping
Fig. 8 is A place close-up schematic view in Fig. 1.
In figure:
1, casing; 2, upper box lid; 3, lower case lid; 4, linkage; 5, bracket; 6, transmission mechanism; 7, turning cylinder one; 8, turning cylinder two; 9, ratchet; 10, terraced crank is received; 11, pawl casing; 12, belt tensioner; 13, bearing one; 14, bearing two; 15, handle; 16, turning cylinder three; 17, connecting rod one; 18, connecting rod two; 19, connecting rod three; 20, connecting rod four; 21, extension ladder; 22, virgin latch mechanism.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of the utility model protection.
As shown in figures 1-8, a kind of wellhead type according to the utility model embodiment stretches fire ladder for escaping, the upper box lid 2 comprising casing 1 and match with described casing 1, lower case lid 3, described casing 1 coordinates with between described upper box lid 2 and described lower case lid 3 and is provided with linkage 4, bracket 5 and transmission mechanism 6 is provided with in described casing 1, described bracket 5 is provided with extension ladder 21, described transmission mechanism 6 comprises the turning cylinder 1 and turning cylinder 28 that are arranged on cabinet wall, described turning cylinder 1 is provided with ratchet 9, the receipts ladder crank 10 be provided with outside described ratchet 9 and match described in turning cylinder 1, described turning cylinder 28 is provided with the pawl casing 11 matched with described ratchet 9, wherein, described ratchet 9 is also provided with the belt tensioner 12 matched with described extension ladder 21.
In one embodiment, described upper box lid 2 is provided with bearing 1 and handle 15, and described lower case lid 3 is provided with bearing 2 14.
In one embodiment, described linkage 4 comprises the turning cylinder 3 16 that is fixedly installed on described casing 1 inwall and the connecting rod 1 that is hinged by described turning cylinder 3 16 and connecting rod 2 18, described connecting rod 1 is hinged with connecting rod 3 19, described connecting rod 3 19 is hinged with described bearing 1, described connecting rod 2 18 is hinged with connecting rod 4 20, and described connecting rod 4 20 is hinged with described bearing 2 14.
In one embodiment, virgin latch mechanism 22 is provided with between described upper box lid 2 and described casing 1.
Conveniently understand technique scheme of the present utility model, below by way of in concrete mode of occupation, technique scheme of the present utility model is described in detail.
When specifically using, to stretch fire ladder for escaping according to wellhead type described in the utility model, during use, casing 1 is fixed in the preformed hole on building, remove virgin latch mechanism 22, open upper box lid 2, linkage 4 drives lower case lid 3 to open, when opening completely, upper box lid 2 and between lower case lid 3 and ground all in 90 °, according to sign, pawl casing 11 in pressing transmission mechanism 6, extension ladder 21 is put down slowly, finish using, take off the terraced crank 10(of receipts and receive terraced crank 10 for detachable, be provided with the axis hole matched with turning cylinder 1, the used time is not arranged on outside the ratchet 9 in casing 1), terraced for receipts crank 10 is enclosed within turning cylinder 1 and upwards packs up ladder by diagram rotation, finally again lift pawl casing 11 fixed ratchet wheel 9, close upper box lid 2 and lower case lid 3, virgin latch mechanism 22 has been locked.
Emergency Ladder entirety adopts stainless steel, extension ladder 21 is outside zinc-plated, casing 1 is of a size of 645mm × 645mm × 210mm, the inner dimension of opening of casing 1 is 600mm × 600mm, the sheet metal thickness of upper box lid 2 is 1.5mm, the sheet metal thickness of casing 1 and lower case lid 3 is 1.2mm, connecting rod 1, connecting rod 2 18, connecting rod 3 19, connecting rod 4 20 adopt plate body structure and thickness is 3mm, handle 15 adopts plate body structure and the non-2mm of thickness, after extension ladder 21 is opened completely, every stage rank height 343mm, the wide 306mm of extension ladder 21.
In sum, by means of technique scheme of the present utility model, adopt knock-down construction, extension ladder 21 is put into casing 1 and deposits, take up room little; By arranging linkage 4, make upper box lid 2 and the action simultaneously of lower case lid 3, it is convenient to open, and is convenient to escape; By arranging transmission mechanism 6, increase and decrease marks time quantity to meet actual height needs flexibly, and folding and unfolding is more convenient, and the utility model is simple and reasonable, failure rate is low, and safety is high.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. a wellhead type stretches fire ladder for escaping, the upper box lid (2) comprising casing (1) and match with described casing (1), lower case lid (3), it is characterized in that, described casing (1) coordinates with between described upper box lid (2) and described lower case lid (3) and is provided with linkage (4), bracket (5) and transmission mechanism (6) is provided with in described casing (1), described bracket (5) is provided with extension ladder (21), described transmission mechanism (6) comprises the turning cylinder one (7) and turning cylinder two (8) that are arranged on cabinet wall, described turning cylinder one (7) is provided with ratchet (9), described ratchet (9) outside is provided with receipts ladder crank (10) matched with described turning cylinder one (7), described turning cylinder two (8) is provided with the pawl casing (11) matched with described ratchet (9), wherein, described ratchet (9) is also provided with the belt tensioner (12) matched with described extension ladder (21).
2. wellhead type according to claim 1 stretches fire ladder for escaping, and it is characterized in that, described upper box lid (2) is provided with bearing one (13) and handle (15), and described lower case lid (3) is provided with bearing two (14).
3. wellhead type according to claim 2 stretches fire ladder for escaping, it is characterized in that, described linkage (4) comprises the turning cylinder three (16) that is fixedly installed on described casing (1) inwall and the connecting rod one (17) that is hinged by described turning cylinder three (16) and connecting rod two (18), described connecting rod one (17) is hinged with connecting rod three (19), described connecting rod three (19) is hinged with described bearing one (13), described connecting rod two (18) is hinged with connecting rod four (20), and described connecting rod four (20) is hinged with described bearing two (14).
4. wellhead type according to claim 3 stretches fire ladder for escaping, it is characterized in that, is provided with virgin latch mechanism (22) between described upper box lid (2) and described casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520283819.3U CN204609751U (en) | 2015-05-05 | 2015-05-05 | A kind of wellhead type stretches fire ladder for escaping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520283819.3U CN204609751U (en) | 2015-05-05 | 2015-05-05 | A kind of wellhead type stretches fire ladder for escaping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204609751U true CN204609751U (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520283819.3U Expired - Fee Related CN204609751U (en) | 2015-05-05 | 2015-05-05 | A kind of wellhead type stretches fire ladder for escaping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204609751U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107352033A (en) * | 2017-07-18 | 2017-11-17 | 周玉红 | A kind of device that can launch aircraft rope ladder safely |
| CN109204354A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | Escape ladder and rail vehicle and Rail Transit System with it |
| CN110529035A (en) * | 2019-09-17 | 2019-12-03 | 国网四川省电力公司资阳供电公司 | A kind of electric power installation climbing frame |
-
2015
- 2015-05-05 CN CN201520283819.3U patent/CN204609751U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204354A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | Escape ladder and rail vehicle and Rail Transit System with it |
| CN107352033A (en) * | 2017-07-18 | 2017-11-17 | 周玉红 | A kind of device that can launch aircraft rope ladder safely |
| CN107352033B (en) * | 2017-07-18 | 2020-05-22 | 卢素蓓 | Device capable of safely throwing airplane rope ladder |
| CN110529035A (en) * | 2019-09-17 | 2019-12-03 | 国网四川省电力公司资阳供电公司 | A kind of electric power installation climbing frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 |