CN208220625U - Emergency staircase for construction - Google Patents

Emergency staircase for construction Download PDF

Info

Publication number
CN208220625U
CN208220625U CN201820710148.8U CN201820710148U CN208220625U CN 208220625 U CN208220625 U CN 208220625U CN 201820710148 U CN201820710148 U CN 201820710148U CN 208220625 U CN208220625 U CN 208220625U
Authority
CN
China
Prior art keywords
supporting table
ladder
support plate
construction
emergency staircase
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.)
Active
Application number
CN201820710148.8U
Other languages
Chinese (zh)
Inventor
蒋豪
毛明
刘敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Traffic Construction Engineering Group Co., Ltd.
Original Assignee
Wuxi Traffic Engineering Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuxi Traffic Engineering Co Ltd filed Critical Wuxi Traffic Engineering Co Ltd
Priority to CN201820710148.8U priority Critical patent/CN208220625U/en
Application granted granted Critical
Publication of CN208220625U publication Critical patent/CN208220625U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Ladders (AREA)

Abstract

The utility model discloses a kind of emergency staircases for construction, including workbench and two ladders hinged with workbench, the ladder includes two parallel ladder bars, the bottom end of the ladder is provided with the support plate for being used to support ladder bars, the lower surface of the support plate is fixedly installed universal wheel, supporting table is arranged in the ladder bars, the opening for being provided with and passing through for ladder bars is opened in the supporting table, recess is provided with the groove for placing universal wheel and support plate below the supporting table, the fastening column for being provided through supporting table is extended vertically in the support plate, it is fixedly connected between the support plate and groove bottom wall by limit spring, the clamping mechanism for clamping supporting table is provided with above the support plate.The utility model achieves following effect: by supporting table and non-slip mat, enhancing stability;Supporting table is easily locked and contacted by clamping mechanism, improves operation convenience.

Description

Emergency staircase for construction
Technical field
The utility model relates to a kind of construction equipments, more specifically, it relates to a kind of peace for construction Full ladder.
Background technique
Currently, the ladder of construction be mostly lean to ladder or double ladder.Between the footing of the two sides ladder of ladder Distance it is identical as top the distance between foot, when climing up the ladder long working, ladder is unstable, is easy to produce shaking.
Notification number is " CN203808813U " patent that publication date is 20140903 simultaneously, and it discloses a kind of interior architectures It constructs and uses emergency staircase, including ladder and several pedals, be provided with operating platform, the ladder between two pedals at the top of ladder On be provided with triangular reinforced frame, be mounted on sucker on two footing of each triangular reinforced frame, every side ladder with it is corresponding The strengthening frame on side in the same plane, is fixedly installed protective fence on the corresponding side ladder of operating platform, in operating platform The protective door with protective net is provided on corresponding other side ladder, the side fender rod and ladder of protective door are hinged, the other side Retaining mechanism is provided between the bottom and respective side ladder of fender rod.
Above-mentioned emergency staircase can securely fix entire ladder on the ground, prevent ladder from shaking.Construction personnel simultaneously Safety ensured.It is completed by emergency staircase after being installed at one, it usually needs mobile security ladder to next place carries out again Emergency staircase, can generally have been removed and transported next place infield by installation, since the general weight of emergency staircase is larger, staff Physical demands it is larger.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of safety for construction Ladder has the advantage being moved easily.
To realize the above-mentioned technical purpose, the utility model provides following technical solution: a kind of peace for construction Full ladder, including workbench and two ladders hinged with workbench, the ladder includes two parallel ladder bars, the ladder Bottom end is provided with the support plate for being used to support ladder bars, and the lower surface of the support plate is fixedly installed universal wheel, in the ladder bars It is arranged with supporting table, the opening for being provided with and passing through for ladder bars is opened in the supporting table, recess is provided with below the supporting table For placing the groove of universal wheel and support plate, the fastening column for being provided through supporting table, institute are extended vertically in the support plate It states and is fixedly connected between support plate and groove bottom wall by limit spring, is provided with above the support plate for clamping supporting table Clamping mechanism.
By using above-mentioned technical proposal, two ladders are turned into operating angle and fixation, it, will be safe by universal wheel Ladder shifts job site onto, then compresses supporting table and lift ladder, so that the lower surface of supporting table is bonded working face, by clamping mechanism Column will be fastened and supporting table is relatively fixed, universal wheel will be hanging at this time, and limit spring is compressed, and staff is climbing emergency staircase When, emergency staircase just will not move;When needing mobile security ladder, de-chucking mechanism, under the action of limit spring, supporting table is just Can be hanging, universal wheel will contact working face, achieve the beneficial effect for improving operation convenience.Supporting table contacts working face simultaneously When propping up emergency staircase, the contact area of emergency staircase and working face is the lower surface of supporting table, and emergency staircase stabilized structure is achieved and mentioned The auxiliary beneficial effect of high security.
Preferably, fixed plate is fixedly installed in the top of the fastening column, hingedly there are two be located at the fixed plate The gag lever post of column two sides is fastened, the gag lever post is set to point to the L-type of supporting table, is fixedly installed between two gag lever posts There is lateral locating rod, recess is provided with the locating slot for placement positioning bar on the fastening column, is arranged on the fastening column There is the vertical bar for passing through locating slot, the locating slot top recess is provided with the retaining groove for bar fitting sliding, the bar Top extend vertically be provided through fastening column and fixed plate drawstring.
By using above-mentioned technical proposal, after lifting ladder, gag lever post is stirred downwards, the gag lever post of L-type will will support Platform pushes down on, and pulls up drawstring, locating rod is caught in locating slot, and put down drawstring, bar will reclose positioning Slot, locating rod just can not leave locating slot at this time, and locating rod and supporting table are relatively fixed, just can reach clamping supporting table at this time Purpose achieves the beneficial effect for improving operation convenience.
Preferably, the fixed plate side is provided with the first pedal, the end of two gag lever posts and the first pedal Lower surface be fixedly connected.
By using above-mentioned technical proposal, user can drive two gag lever posts by stepping on the first pedal downwards It moves down, achieves the beneficial effect for improving operation convenience.
Preferably, the fixed plate is hinged with rotating bar, described rotating bar one end and drawstring are hinged, and the rotating bar is another One end is provided with the second pedal.
By using above-mentioned technical proposal, while trampling the first pedal, the second pedal is also stepped on, it can be simultaneously By bar pull-up, more convenient staff's work achieves the beneficial effect for improving operation convenience.
Preferably, being arranged with the garter spring in retaining groove on the drawstring.
By using above-mentioned technical proposal, when by drawstring pull-up, garter spring is subject to the extruding of retaining groove and bar, card Tight spring will be compressed, and after unclamping the second pedal at this time, garter spring will reset, so that bar is extruded into locating slot, Achieve the beneficial effect for improving reasonable structure.
Preferably, the lower section recess of the locating slot is provided with the card slot for the insertion of locating rod top.
By using above-mentioned technical proposal, card slot is inserted on the top of bar, the both ends of bar respectively in card slot and retaining groove, It avoids the long-term one end of bar from being pressurized, is easily deformed, achieves and enhance the beneficial effect of structural soundness.
Preferably, the upper surface of supporting table is provided with the arc slot slid into for gag lever post fitting.
By using above-mentioned technical proposal, gag lever post is bonded the arc slot sliding in supporting table, avoids gag lever post and support Frictional force is excessive between platform, and the power applied needed for user becomes smaller, and achieves the beneficial effect for improving operation convenience.
Preferably, the lower surface fitting of the supporting table is provided with non-slip mat.
By using above-mentioned technical proposal, when supporting table contacts working face, non-slip mat deforms after being squeezed, and increases anti-skidding Contact area between pad and working face, so that increasing friction force, achieves the beneficial effect for improving structural soundness.
In conclusion the utility model achieves following effect:
1, by supporting table and non-slip mat, stability is enhanced;
2, supporting table is easily locked and contacted by clamping mechanism, improves operation convenience.
Detailed description of the invention
Fig. 1 is in the present embodiment for showing integrally-built side view;
Fig. 2 is in the present embodiment for showing the partial sectional view of specific structure in supporting table;
Fig. 3 is to be used to show enlarged drawing at the A of clamping mechanism specific structure in Fig. 2;
Fig. 4 is to be used to show enlarged drawing at the B of gag lever post and supporting table matching relationship in Fig. 1;
Fig. 5 is in the present embodiment for showing the partial sectional view of fastening column internal structure;
Fig. 6 is in Fig. 5 for showing enlarged drawing at retaining groove and the C of bar positional relationship.
In figure, 1, workbench;11, ladder;12, ladder bars;13, support plate;14, universal wheel;15, supporting table;16, it is open; 17, groove;18, column is fastened;19, limit spring;2, clamping mechanism;21, fixed plate;22, gag lever post;23, locating rod;24, fixed Position slot;25, bar;26, retaining groove;27, drawstring;3, garter spring;4, rotating bar;5, the first pedal;6, the second pedal;7, block Slot;8, arc slot;9, non-slip mat.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Embodiment: as shown in Figure 1, a kind of emergency staircase for construction, including workbench 1 and two and workbench 1 Hinged ladder 11, ladder 11 include two parallel ladder bars 12, are arranged with the supporting table for being used to support ladder 11 in ladder bars 12 15, the opening 16 passed through for ladder bars 12 is opened in supporting table 15.
As shown in Fig. 2, the bottom end of ladder bars 12 is provided with the support plate 13 for being used to support ladder bars 12, the ladder bars of two the same sides 12 bottom end and support plate 13 are hinged, and the lower surface of support plate 13 is fixedly installed universal wheel 14, is recessed below supporting table 15 and sets It is equipped with the groove 17 for placing universal wheel 14 and support plate 13, is extended vertically in support plate 13 and is provided through supporting table 15 Column 18 is fastened, is fixedly connected between 17 bottom wall of support plate 13 and groove by several equally distributed limit springs 19, supporting table 15 lower surface fitting is provided with non-slip mat 9, and non-slip mat 9 deforms after being squeezed, and increases connecing between non-slip mat 9 and working face Contacting surface product, thus increasing friction force.
As shown in figure 3, being provided with the clamping mechanism 2 for clamping supporting table 15 above support plate 13, clamping mechanism 2 includes It is fixedly connected on the fixed plate 21 on fastening 18 top of column, two gag lever posts 22 hinged with fastening 18 two sidewalls of column fasten column 18 Fixed plate 21 is fixedly installed in top, and hinged on the side wall of fixed plate 21 there are two the gag lever posts for being located at fastening 18 two sides of column 22, gag lever post 22 is set to point to the L-type of supporting table 15, and 21 side of fixed plate is provided with the first pedal 5, two gag lever posts 22 End is fixedly connected with the lower surface of the first pedal 5, and user can drive two limits by stepping on the first pedal 5 downwards Position bar 22 moves down.
As shown in figure 3, clamping mechanism 2 further includes the locating rod 23 being laterally fixedly connected between two gag lever posts 22, sets Set on fastening column 18 for the locating slot 24 of placement positioning bar 23, setting on fastening column 18 and vertically across locating slot 24 bar 25.
As shown in figure 4, the upper surface of supporting table 15 is provided with the arc slot 8 slid into for the fitting of gag lever post 22, reduce gag lever post The resistance being subject to when 22 pressure supporting table 15.
As shown in figure 5, the side view of clamping mechanism 2.
As shown in fig. 6, clamping mechanism 2 further includes the retaining groove for the fitting sliding of bar 25 for being provided with 24 top of locating slot 26, the drawstring 27 being fixedly connected with 25 top of bar, drawstring 27 extend vertically through fastening column 18 and fixed plate 21(referring to figure 3) garter spring 3 in retaining groove 26, is arranged on cylindrical drawstring 27, the lower section recess of locating slot 24 is provided with for fixed Card slot 7 is inserted on the top of the card slot 7 of position 23 top of bar insertion, bar 25, and the both ends of bar 25 are respectively in card slot 7 and retaining groove 26 It is interior, it avoids the long-term one end of bar 25 from being pressurized, is easily deformed.
As shown in figure 3, fixed plate 21 is hinged with rotating bar 4,4 one end of rotating bar and drawstring 27 are hinged, 4 other end of rotating bar It is fixedly connected with the second pedal 6.When by 27 pull-up of drawstring, garter spring 3 is subject to the extruding of retaining groove 26 and bar 25, clamping Spring 3 will be compressed, and after unclamping the second pedal 6 at this time, garter spring 3 will reset, so that bar 25 is extruded into locating slot In 24.
The course of work: two ladders 11 are turned into operating angle and fixation, by universal wheel 14, shift emergency staircase onto work Make place, then compress supporting table 15 and lift ladder 11, so that the lower surface of supporting table 15 is bonded working face, step on first at this time and step on Plate 5 and the second pedal 6, at this time gag lever post 22 will opposing fixed plate 21 rotate, while bar 25 can be also retracted into retaining groove 26, fixed After position bar 23 is caught in locating slot 24, the second pedal 6 is first unclamped, bar 25 will reinsert locating slot 24, while bar 25 Top is located in card slot 7, and locating rod 23 just can not skid off locating slot 24 at this time, and supporting table 15 will prop up ladder 11, universal wheel 14 is hanging.Limit spring 19 is compressed, and when climbing emergency staircase, emergency staircase just will not move staff.
When needing mobile security ladder, the second pedal 6 is stepped on, the second pedal 6 drives rotating bar 4 to push, and the connection of rotating bar 4 is drawn One end of rope 27 tilts, and pull-up drawstring 27, drawstring 27 affects lever to move into retaining groove 26, and lever supports dynamic extruding garter spring 3, Garter spring 3 is in squeezed state, and locating rod 23 skids off locating slot 24, unclamps the second pedal 6, and limit spring 19 will reset, this When supporting table 15 will move upwards, supporting table 15 is hanging, and universal wheel 14 will contact working face, can pass through promotion at this time Emergency staircase is moved to next place job site by emergency staircase.
The above embodiments are only the explanation to the utility model, are not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (8)

1. a kind of emergency staircase for construction, including the ladder (11) hinged with workbench (1) of workbench (1) and two, The ladder (11) includes two about the axisymmetric ladder bars in workbench (1) length direction central axes (12), it is characterised in that: institute The bottom end for stating ladder (11) is provided with the support plate (13) for being used to support ladder bars (12), and the lower surface of the support plate (13) is fixed It is provided with universal wheel (14), is arranged with supporting table (15) on the ladder bars (12), opened on the supporting table (15) and be provided with confession The opening (16) that ladder bars (12) pass through, supporting table (15) lower section recess are provided with for placing universal wheel (14) and support plate (13) groove (17) extends vertically the fastening column (18) for being provided through supporting table (15) on the support plate (13), described It is fixedly connected between support plate (13) and groove (17) bottom wall by limit spring (19), is provided with above the support plate (13) Clamping mechanism (2) for clamping supporting table (15).
2. the emergency staircase according to claim 1 for construction, it is characterised in that: the clamping mechanism (2) includes Be fixedly connected on the fixed plate (21) on fastening column (18) top, two gag lever posts (22) hinged with fastening column (18) two sidewalls, It is laterally fixedly connected on the locating rod (23) between two gag lever posts (22), setting and is used for placement positioning in fastening column (18) The locating slot (24) of bar (23) is arranged in fastening column (18) and vertically passes through the bar (25) of locating slot (24), is provided with The retaining groove (26) slid for bar (25) fitting on locating slot (24) top, the drawstring being fixedly connected with bar (25) top (27), the gag lever post (22) is set to point to the L-type of supporting table (15), and the drawstring (27) extends vertically through fastening column (18) and fixed plate (21).
3. the emergency staircase according to claim 2 for construction, it is characterised in that: fixed plate (21) side is set It is equipped with the first pedal (5), the end of two gag lever posts (22) is fixedly connected with the lower end of the first pedal (5).
4. the emergency staircase according to claim 3 for construction, it is characterised in that: the fixed plate (21) is hinged with Rotating bar (4), described rotating bar (4) one end are fixedly connected with drawstring (27), and rotating bar (4) other end is fixedly connected with Two pedals (6).
5. the emergency staircase according to claim 4 for construction, it is characterised in that: the drawstring (27) is located at retaining groove (26) part in is arranged with garter spring (3), and the upper end of the garter spring (3) and the top of retaining groove (26) contradict, another It holds inconsistent with the top of lever.
6. the emergency staircase according to claim 5 for construction, it is characterised in that: the lower section of the locating slot (24) Offer the card slot (7) for locating rod (23) grafting.
7. the emergency staircase according to claim 2 for construction, it is characterised in that: the upper table of the supporting table (15) Face is provided with the arc slot (8) slid into for gag lever post (22) fitting.
8. the emergency staircase according to claim 1 for construction, it is characterised in that: the following table of the supporting table (15) Face paste conjunction is provided with non-slip mat (9).
CN201820710148.8U 2018-05-12 2018-05-12 Emergency staircase for construction Active CN208220625U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820710148.8U CN208220625U (en) 2018-05-12 2018-05-12 Emergency staircase for construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820710148.8U CN208220625U (en) 2018-05-12 2018-05-12 Emergency staircase for construction

Publications (1)

Publication Number Publication Date
CN208220625U true CN208220625U (en) 2018-12-11

Family

ID=64511557

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820710148.8U Active CN208220625U (en) 2018-05-12 2018-05-12 Emergency staircase for construction

Country Status (1)

Country Link
CN (1) CN208220625U (en)

Similar Documents

Publication Publication Date Title
CN101666206B (en) Handrail-type guardrail and ladder thereof
CN206801439U (en) A kind of Multifunctional stairs
CN208220625U (en) Emergency staircase for construction
CN209413167U (en) It is a kind of can automatic conversion dual-purpose stairway step
CN207863421U (en) A kind of lifting operating platform with self-locking mechanism
CN207511796U (en) A kind of adjustable height for construction moves ladder
CN116335378A (en) Liftable scaffold and construction method thereof
CN215004312U (en) Stress test equipment of stair for building engineering
CN214995748U (en) Scaffold convenient to move
CN214659882U (en) Lifting ladder
CN211422507U (en) Herringbone ladder
CN209193502U (en) Lifting device for road and bridge construction
CN209976438U (en) Municipal works are with maintenance ladder of ascending a height
CN207608270U (en) A kind of lifting of building machinery is stepped on
KR20170026415A (en) Automatic ladder
CN108497698B (en) Lifting table
CN219794582U (en) Medical project stress fastening type operation platform frame
CN201943558U (en) Anti-skidding folding ladder
CN220790519U (en) Auxiliary fixing device for scaffold
CN221796710U (en) Steel bar truss floor carrier plate lifting device
CN219387086U (en) Electric power construction support frame
CN220769338U (en) Ladder for engineering
CN215331876U (en) Assisting device for driving field rescue big nail into ground
CN220848615U (en) Building renovation climbing equipment
CN219101189U (en) Extension ladder

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 214000 Room 608, building B, No. 35, Changjiang South Road, Wuxi City, Jiangsu Province

Patentee after: Wuxi Traffic Construction Engineering Group Co., Ltd.

Address before: No. 805 Jianghai West Road, Wuxi, Jiangsu Province

Patentee before: Wuxi Traffic Engineering Co., Ltd.