CN104747069A - Segmental splicing type crawling ladder for elevator pit - Google Patents
Segmental splicing type crawling ladder for elevator pit Download PDFInfo
- Publication number
- CN104747069A CN104747069A CN201510126762.0A CN201510126762A CN104747069A CN 104747069 A CN104747069 A CN 104747069A CN 201510126762 A CN201510126762 A CN 201510126762A CN 104747069 A CN104747069 A CN 104747069A
- Authority
- CN
- China
- Prior art keywords
- cat ladder
- segmented body
- crawling ladder
- column
- elevator pit
- 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.)
- Granted
Links
- 230000009193 crawling Effects 0.000 title abstract 13
- 241000282326 Felis catus Species 0.000 claims description 84
- 238000012856 packing Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 238000004806 packaging method and process Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000109849 Leopardus jacobita Species 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/082—Connections between rungs or treads and longitudinal members
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
- E06C7/46—Non-skid equipment
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses a segmental splicing type crawling ladder for an elevator pit. The segmental splicing type crawling ladder consists of upright posts which are arranged on the two sides of the crawling ladder and pedal bars which are arranged between the two upright posts and are fixedly connected with the upright posts; in addition, the crawling ladder comprises an upper crawling ladder segmental body, a lower crawling ladder segmental body and a fastening device; the end part of the upper crawling ladder segmental body is fixedly connected with the end part of lower crawling ladder segmental body through the fastening device; at least one upright post fixing hole which is fixed together with the fastening device in a matching mode is formed in a joint of the upper crawling ladder segmental body and the lower crawling ladder segmental body. By adopting the segmental mounting structure, the crawling ladder has a relatively simple structure; moreover, the adaptability of the crawling ladder to different types of elevator pits can be maintained; in addition, the size and the weight are reduced on the whole, so that the packaging and transportation expenses are reduced and the installation labor force is also reduced.
Description
technical field:
the present invention relates to a kind of elevator pit cat ladder, particularly a kind of elevator pit cat ladder of sectionally smooth join formula.
background technology:
In present elevator industry, the setting of elevator pit is very important engineering link, usually buffer box can be provided with in elevator pit, track base and dewatering installation etc., and in order to these facilities and equipments repair and maintenance convenience at ordinary times, the climbing ladder apparatus passing in and out pit for maintainer up and down must be set wherein, but, because the current elevator specification pattern using is more diversified, the degree of depth of elevator pit also increases accordingly, thus cause the length of corresponding pit ladder also to have the trend increased gradually, in now elevator industry, the cat ladder of design is all adopt integral type cat ladder, therefore, along with the growth of cat ladder, the weight and volume of integral type cat ladder all can increase a lot, cause whole cat ladder in production, larger manpower is expended in transport and installation process, corresponding packaging, transport, the cost installed all can increase.
summary of the invention:
It is simple that the technical problem to be solved in the present invention is to provide a kind of structure, saves the sectionally smooth join formula elevator pit cat ladder of artificial and packaging, cost of transportation.
For solving the problem, the present invention is achieved by the following technical solutions:
A kind of sectionally smooth join formula elevator pit cat ladder, by being placed in the column of both sides and being arranged at the treadle be fixedly connected with between two root posts and with column and forming, described sectionally smooth join formula elevator pit cat ladder comprises cat ladder segmented body and lower cat ladder segmented body and fastener in addition, between described upper cat ladder segmented body and lower cat ladder segmented body, end is fixedly connected with by fastener, and described upper cat ladder segmented body and junction, lower cat ladder segmented body end are provided with at least one can coordinate fixing column fixing hole with fastener.Adopt this segmentation mounting structure, structure is relatively simple, cat ladder can not only be kept the compliance of various dissimilar elevator pit, and owing to reducing volume and weight on the whole, therefore save packaging, freight and installation artificial.
As preferably, for ensureing the firm of sectionally smooth join formula cat ladder junction and stability, described fastener is by U-shaped outside link plate, U-shaped interior junction plate and screw bolt and nut, packing ring forms, junction plate is all provided with at least one junction plate fixing hole passed for bolt in described U-shaped outside link plate and U-shaped, described U-shaped outside link plate overcoat is fastening is installed on cat ladder segmented body and junction, lower cat ladder segmented body end, described U-shaped interior junction plate is built-in is fasteningly installed on cat ladder segmented body and junction, lower cat ladder segmented body end, described bolt is connected with nut thread through column fixing hole and junction plate fixing hole makes U-shaped outside link plate, junction plate and upper cat ladder segmented body in U-shaped, lower cat ladder segmented body end correspondence position is fastening to be connected.
As preferably, for make described sectionally smooth join formula elevator pit cat ladder more safety and firmness on elevator pit inwall, be provided with the fixed support be fixed on by steel expansion bolt on well enclosure at column tip position.
As preferably, for making the column on described sectionally smooth join formula elevator pit cat ladder and being connected secure rigid more between treadle, be fixedly connected with adopting riveting method between treadle at described column.
As preferably, overlap bottom described column lower end and load onto non-slip feet cover, can effectively play the effect preventing cat ladder from sliding.
As preferably, for preventing maintainer from falling down trampling in treadle process, the cat ladder up and down of safety and firmness more, arranges anti-slip tank at described treadle upper surface.
Compared with prior art, usefulness of the present invention is: described sectionally smooth join formula elevator pit cat ladder, owing to adopting segmented splicing construction, therefore, dispatch from the factory from production and be packaged into transport again to in-site installation, relative to integral type cat ladder, reduce larger volume and monomer weight, therefore packaging is saved, cost of transportation and the artificial installation strength of reduction, riveting between cat ladder column and treadle in addition, in between cat ladder segmented body, outside link plate is fixedly connected with, the support at cat ladder top is fixed, both increase the bearing strength of whole cat ladder, improve stability and the safety of cat ladder.
accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the present invention is further described:
Fig. 1 is a kind of sectionally smooth join formula of the present invention elevator pit cat ladder Facad structure schematic diagram;
Fig. 2 is a kind of sectionally smooth join formula of the present invention elevator pit cat ladder side structure schematic diagram;
Fig. 3 is a kind of sectionally smooth join formula of the present invention elevator pit cat ladder treadle cross-sectional cut-away partial structurtes schematic diagrames;
Fig. 4 is the partial structurtes schematic diagram that a kind of sectionally smooth join formula of the present invention elevator pit cat ladder treadle and column are riveted;
Fig. 5 is a kind of sectionally smooth join formula of the present invention elevator pit cat ladder fastener partial structurtes schematic diagrames;
In figure: 1. column; 2. fixed support; 3. treadle; 4. anti-skidding footmuff; 5. steel expansion bolt; 6. bolt; 7. packing ring; 8. nut; 9. fastener; 10. anti-slip tank; 11. column fixing holes; 12. rivets; 13. outside link plates; Junction plate in 14.; 15. junction plate fixing holes; A. cat ladder segmented body is gone up; B. cat ladder segmented body is descended.
detailed description of the invention:
Describe the present invention below in conjunction with the drawings and the specific embodiments:
As shown in Figures 1 to 5, a kind of sectionally smooth join formula elevator pit cat ladder, by being placed in the column 1 of both sides and being arranged at the treadle 3 be fixedly connected with between two root posts 1 and with column 1 and forming, as shown in Figure 4, be connected more closely with firm for making column 1 with pedal-rod 3, here connected mode is that rivet is fixedly connected with, described sectionally smooth join formula elevator pit cat ladder comprises cat ladder segmented body a and lower cat ladder segmented body b in addition, and fastener 9, between described upper cat ladder segmented body a and lower cat ladder segmented body b, end is fixedly connected with by fastener 9, described upper cat ladder segmented body a and junction, lower cat ladder segmented body b end are provided with at least one can coordinate fixing column fixing hole 11 with fastener 9, described fastener 9 is by U-shaped outside link plate 13, U-shaped interior junction plate 14 and bolt 6 and packing ring 7, nut 8 forms, junction plate 14 is all provided with at least one junction plate fixing hole 15 passed for bolt 6 in U-shaped outside link plate 13 and U-shaped, described U-shaped outside link plate 13 overcoat is fastening is installed on cat ladder segmented body a and junction, lower cat ladder segmented body b end, described U-shaped interior junction plate 14 is built-in is fasteningly installed on cat ladder segmented body a and junction, lower cat ladder segmented body b end, bolt 6 through after the junction plate fixing hole 15 at U-shaped outside link plate 13 top again through the column fixing hole 11 of corresponding upper cat ladder segmented body a and lower cat ladder segmented body b end and junction plate fixing hole 15 corresponding to U-shaped interior junction plate about 14, eventually pass through the junction plate fixing hole 15 of outside link plate 13 bottom and fastening with nut 8, for making fastening strength higher, can a packing ring 7 be set between nut 8 and outside link plate 13, for the fine setting making cat ladder can carry out height when mounted according to hoistway actual grade, shown column fixing hole 11 and junction plate fixing hole 15 can be set to 5-10, when needs are finely tuned, the circular hole of diverse location can be selected to be fixed thus to adjust cat ladder height, adopt this segmentation mounting structure, structure is relatively simple, cat ladder can not only be kept the compliance of various dissimilar elevator pit, and owing to reducing volume and weight on the whole, therefore packaging is saved, freight and installation are manually.
As improvement embodiment, as shown in Figure 1, described sectionally smooth join formula elevator pit cat ladder tip position is provided with fixed support 2, fixed support 2 is fixed on well enclosure by steel expansion bolt 5, described like this sectionally smooth join formula elevator pit cat ladder on elevator pit inwall, can add the safety of the upper and lower cat ladder of maintainer by safety and firmness more.
As further improving embodiment, as shown in Figure 3, non-slip feet cover 4 is loaded onto and treadle 3 upper surface on described cat ladder arranges anti-slip tank 10 at described column 1 bottom cover, in addition can also treadle 3 upward one side be set to inclined plane horizontal by 20 °-30 °, effectively can prevent cat ladder from sliding like this and prevent maintainer from falling down trampling in treadle 3 process, the upper and lower cat ladder of safety and stability more.
It is emphasized that: be only preferred embodiment of the present invention above, not any pro forma restriction is done to the present invention, every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (6)
1. a sectionally smooth join formula elevator pit cat ladder, described cat ladder is by being placed in the column (1) of both sides and being arranged at the treadle (3) be fixedly connected with between two root posts (1) and with column (1) and forming, it is characterized in that: described sectionally smooth join formula elevator pit cat ladder, comprise cat ladder segmented body (a) and lower cat ladder segmented body (b) and fastener (9), between described upper cat ladder segmented body (a) and lower cat ladder segmented body (b), end is fixedly connected with by fastener (9), described upper cat ladder segmented body (a) and junction, lower cat ladder segmented body (b) end are provided with at least 1 energy and coordinate fixing column fixing hole (11) with fastener (9).
2. sectionally smooth join formula elevator pit cat ladder according to claim 1, it is characterized in that: described fastener (9) comprises U-shaped outside link plate (13), U-shaped interior junction plate (14) and by bolt (6) and packing ring (7), the securing member (12) that nut (8) forms, described U-shaped outside link plate (13) and U-shaped interior junction plate (14) are all provided with at least one junction plate fixing hole (15) passed for bolt (6), described U-shaped outside link plate (13) overcoat is fastening is installed on cat ladder segmented body (a) and junction, lower cat ladder segmented body (b) end, built-in fastening cat ladder segmented body (a) and the junction, lower cat ladder segmented body (b) end of being installed on of described U-shaped interior junction plate (14), described bolt (6) to be threaded with nut (8) through column fixing hole (11) and junction plate fixing hole (15) and to make U-shaped outside link plate (13), junction plate (14) and upper cat ladder segmented body (a) in U-shaped, lower cat ladder segmented body (b) end correspondence position is fastening to be connected.
3. sectionally smooth join formula elevator pit cat ladder according to claim 1, is characterized in that: also comprise and be positioned at column (1) tip position and the fixed support (2) be fixed on by steel expansion bolt (5) on well enclosure.
4. segmentation according to claim 1 is spelled elevator and is connect formula pit ladder, it is characterized in that: the employing riveting method between described column (1) with treadle (3) is fixedly connected with.
5. sectionally smooth join formula elevator pit cat ladder according to claim 1, is characterized in that: non-slip feet cover (4) loaded onto by described column (1) bottom cover.
6. sectionally smooth join formula elevator pit cat ladder according to claim 1, is characterized in that: described treadle (3) upper surface is provided with anti-slip tank (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126762.0A CN104747069B (en) | 2015-03-23 | 2015-03-23 | A kind of sectionally smooth join formula elevator pit cat ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126762.0A CN104747069B (en) | 2015-03-23 | 2015-03-23 | A kind of sectionally smooth join formula elevator pit cat ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104747069A true CN104747069A (en) | 2015-07-01 |
| CN104747069B CN104747069B (en) | 2016-07-06 |
Family
ID=53587248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510126762.0A Active CN104747069B (en) | 2015-03-23 | 2015-03-23 | A kind of sectionally smooth join formula elevator pit cat ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104747069B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105888526A (en) * | 2016-06-03 | 2016-08-24 | 张家港市通达电梯装璜有限公司 | Climbing ladder for lift shaft |
| CN107100538A (en) * | 2017-06-08 | 2017-08-29 | 中国五冶集团有限公司 | A kind of detachable cat ladder |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2620164A1 (en) * | 1987-09-04 | 1989-03-10 | Goudron Claude | Modular ladder |
| JP2000136688A (en) * | 1998-11-02 | 2000-05-16 | Matsuoka Kenki Kk | Fabricated ladder and auxiliary lengthening attachment for ladder |
| EP2518845A1 (en) * | 2011-04-27 | 2012-10-31 | MP Bolagen Industri AB | A splice plate for coupling two adjacent ends of two cable ladder units and a cable ladder arrangement |
| CN102953674A (en) * | 2011-08-26 | 2013-03-06 | 康力电梯股份有限公司 | Hoistway ladder stand device for pit service and maintenance |
| CN204552592U (en) * | 2015-03-23 | 2015-08-12 | 苏州海仑士科技有限公司 | Sectionally smooth join formula elevator pit cat ladder |
-
2015
- 2015-03-23 CN CN201510126762.0A patent/CN104747069B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2620164A1 (en) * | 1987-09-04 | 1989-03-10 | Goudron Claude | Modular ladder |
| JP2000136688A (en) * | 1998-11-02 | 2000-05-16 | Matsuoka Kenki Kk | Fabricated ladder and auxiliary lengthening attachment for ladder |
| EP2518845A1 (en) * | 2011-04-27 | 2012-10-31 | MP Bolagen Industri AB | A splice plate for coupling two adjacent ends of two cable ladder units and a cable ladder arrangement |
| CN102953674A (en) * | 2011-08-26 | 2013-03-06 | 康力电梯股份有限公司 | Hoistway ladder stand device for pit service and maintenance |
| CN204552592U (en) * | 2015-03-23 | 2015-08-12 | 苏州海仑士科技有限公司 | Sectionally smooth join formula elevator pit cat ladder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105888526A (en) * | 2016-06-03 | 2016-08-24 | 张家港市通达电梯装璜有限公司 | Climbing ladder for lift shaft |
| CN107100538A (en) * | 2017-06-08 | 2017-08-29 | 中国五冶集团有限公司 | A kind of detachable cat ladder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104747069B (en) | 2016-07-06 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A segmented splicing elevator pit ladder Granted publication date: 20160706 Pledgee: Bank of Jiangsu Co.,Ltd. Suzhou Branch Pledgor: SUZHOU HELECE SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2024980015283 |