CN109138497A - A kind of safe ladder cage combination unit of engineering adjustable height - Google Patents
A kind of safe ladder cage combination unit of engineering adjustable height Download PDFInfo
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- CN109138497A CN109138497A CN201811225735.9A CN201811225735A CN109138497A CN 109138497 A CN109138497 A CN 109138497A CN 201811225735 A CN201811225735 A CN 201811225735A CN 109138497 A CN109138497 A CN 109138497A
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- ladder cage
- adjusting screw
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- safe
- safe ladder
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- 230000001681 protective effect Effects 0.000 claims description 17
- 230000000694 effects Effects 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G27/00—Temporary arrangements for giving access from one level to another for men or vehicles, e.g. steps, ramps
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The present invention provides a kind of safe ladder cage combination unit of engineering adjustable height, belongs to safe ladder cage technical field, including the safe ladder cage and height adjustable component being fixedly connected.Safe ladder cage includes: that more root posts are fixedly connected with the ladder cage frame surrounded with crossbeam；It is built in multiple emergency staircases of ladder cage frame.Height adjustable component includes: the adjusting screw arranged vertically；It is sheathed on the firm banking of adjusting screw lower part, adjusting screw is connected and fixed pedestal by bearing；The locking nut being threadedly connected in the middle part of adjusting screw；Vertical section is the movable footstock of T shape, threaded hole is opened up in the middle part of the T shape of movable footstock, movable footstock is fixedly connected with ladder cage base of frame upwards, movable footstock is threadedly coupled adjusting screw top by threaded hole, when adjusting screw is around own axis, movable footstock rises or falls along adjusting screw.The height adjustment of safe ladder cage may be implemented in the present invention under the premise of guaranteeing the verticality and levelness of safe ladder cage.
Description
Technical field
The present invention relates to safe ladder cage technical field, specifically a kind of safe ladder cage combination of engineering adjustable height
Device.
Background technique
In Bridge High-pier, deep basal pit subway work and other building construction processes, usually by safe ladder cage, it is supplied to
Staff uses.
The structure of safe ladder cage generally includes ladder cage frame and the multiple emergency staircases for being arranged in ladder cage lower portion, wherein
Ladder cage frame is formed by fixedly connecting by more root posts and crossbeam, and multiple emergency staircases are in tilted layout and head and the tail connect.
The safe ladder cage now used in engineering, which is all mounted directly, to be fixed on the ground, so that the height of safe ladder cage can not
It adjusts, in addition, based on the pedal for using slab construction in safe ladder cage, there are gap between adjacent pedal, above and below construction personnel
It is easy to produce fear when safe ladder cage, it is serious also to generate dizziness and cause safety accident.
Summary of the invention
Technical assignment of the invention is to solve the deficiencies in the prior art, provides a kind of safe ladder cage of engineering adjustable height
Combination unit.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of safe ladder cage combination unit of engineering adjustable height, structure includes the safe ladder cage being fixedly connected and height can
Adjust component；
Safe ladder cage includes: again
The more columns arranged vertically are fixedly connected with the ladder cage frame surrounded with the horizontally disposed crossbeam of Duo Gen,
Multiple emergency staircases of ladder cage lower portion are arranged in, multiple emergency staircases inclination arrangements and successively first place, which are connected to form, gradually to be climbed
The meander line structure risen；
Height adjustable component includes: again
The adjusting screw arranged vertically；
Be sheathed on the firm banking of adjusting screw lower outside, adjusting screw is connected and fixed pedestal by bearing, firm banking to
Under be fixedly connected with ground；
The locking nut being threadedly connected in the middle part of adjusting screw；
Vertical section is the movable footstock of T shape, and the T shape top surface of movable footstock is horizontal, opens up screw thread in the middle part of the T shape of movable footstock
Hole, movable footstock are fixedly connected with ladder cage base of frame upwards, and movable footstock is threadedly coupled adjusting screw top by threaded hole,
When adjusting screw is rotated clockwise or counterclockwise around own axes, under movable footstock rises vertically along adjusting screw or is vertical
Drop, meanwhile, the movable safe ladder cage of footstock synchronous drive rises or falls.
Specifically, involved bearing includes upper bearing (metal) and lower bearing, upper bearing (metal) is installed on the upper surface of firm banking, lower axle
Hold the lower end surface for being installed on firm banking.Height adjustable component further includes the bearing upper cover and upper top lower bearing for pushing upper bearing (metal)
Bearing lower cover, bearing upper cover are fixedly connected with the upper surface of firm banking by screw, and bearing lower cover is fixedly connected by screw
Determine the lower end surface of pedestal, realizes being stably connected with for adjusting screw and firm banking.
Further, handle is further fixed in the middle part of involved adjusting screw, handle is located at below locking nut, passes through rotation
Handle, the directly rotation of drive adjusting screw, it is easy to use.
Further, the T shape lateral surface of involved movable footstock or/and the lateral surface of firm banking are disposed with multiple reinforcements
Floor, for improving the intensity of the upward supporting ladder cage frame frame of movable footstock, alternatively, the self-strength for reinforcing firm banking.
Specifically, involved safe ladder cage further includes column center limit assembly, column center limit assembly passes through bolt
Two root posts arranged up and down in ladder cage frame are connected, the upper outside face of column is fixed with limited block.Column center limit group
Part includes:
It is sheathed on the outside of column and the limit square tube of contact limited block, four lateral surfaces for limiting square tube offers multiple lead to downwards
The center line crosspoint of hole and multiple bolts hole, multiple through-holes and multiple bolts hole coincides with the center line of limit square tube；
At least two limit assemblies of limit square tube are arranged in, at least two limit assemblies are arranged successively from top to bottom, each limit
Hyte part includes four position-limiting units, and four position-limiting units are arranged in the same horizontal plane, and four position-limiting units are vertical and symmetrical
It is arranged in the middle part of four lateral surfaces of limit square tube, each position-limiting unit includes: again
It is connected with limit square tube lateral surface and forms the fixing seat of cavity, each cavity is connected to a through-hole；
Activity is embedded in the spherical spacing head of limit square tube through-hole, and spherical spacing head does not depart from through-hole；
Screw thread runs through the fastening bolt of fixing seat, and the end that fastening bolt protrudes into cavity is contacted by spring with spherical spacing head.
After the upright post sleeve in ladder cage frame is set to limit square tube, limit square tube bottom contacts downwards the limit on column top
Position block, then by rotational fastener bolt, the collapsing length of adjustment spring, so that spherical spacing head is held out against along the direction of through-hole
Column lateral surface guarantees that the central axis of column coincides with the central axis of position-limiting tube under the action of multiple spherical spacing heads,
It then carries out two columns using screw bolt and nut and limits to be fixedly connected with work between square tube, then by the cross in ladder cage frame
Beam is perpendicularly fixed at a side of limit square tube, and realization column is fixedly connected with work with crossbeam.
It is preferred that the end face that involved spherical shape spacing head is located at cavity is inner concave, the spring end far from fastening bolt is stretched
Enter and contact the inner concave of spherical spacing head.
Further, it is connected between involved height adjustable component and ladder cage frame by column center limit assembly, is adjusted
Section lead screw extends upwardly into limit square tube, and limit square tube is fixedly connected on downwards movable footstock by connecting pedestal.Detailed process is:
Adjusting screw extends upwardly into limit square tube, passes through rotational fastener bolt, the collapsing length of adjustment spring, so that spherical spacing head edge
The direction of through-hole hold out against adjusting screw lateral surface, under the action of multiple spherical spacing heads, guarantee the central axis of adjusting screw
Line coincides with the central axis of limit square tube, then, limit square tube is fixedly connected on downwards movable footstock by connecting pedestal,
Realization limit square tube is fixedly connected with adjusting screw.
Specifically, involved emergency staircase is the closed stair structure that multiple L-type pedals first place is in turn connected to form.
Further, involved safe ladder cage further includes stair protective fence, and stair protective fence is arranged in emergency staircase upper surface.
Further, involved safe ladder cage further includes protective net, and protective net is arranged in the opposite sides of emergency staircase, and anti-
Protective net is contacted with the side of emergency staircase.
A kind of safe ladder cage combination unit of engineering adjustable height of the invention is generated compared with prior art to be had
Beneficial effect is:
The height adjustment of safe ladder cage may be implemented by height adjustable component, solve current safety for the configuration of the present invention is simple
The problem of height of ladder cage can not be adjusted, it can also be ensured that the verticality and levelness of safe ladder cage, and then effective guarantee safety
The safety index of ladder cage；In addition, the change based on safe ladder cage height, connects vertical between two columns of neighbouring arrangement
Column center limit assembly passes through in the effect plus screw bolt and nut for limiting and fixing the connection between two columns
Position-limiting tube and limit assembly guarantee that the central axis of two columns is overlapped so that two root posts be fixedly connected after stability of strutting system
No less than the stability of strutting system of a root post, the overall stability of safe ladder cage is further made to reach optimum state.
Detailed description of the invention
Attached drawing 1 is structural front view of the invention；
Attached drawing 2 is the enlarged structure schematic diagram of height adjustable component in embodiment one；
Attached drawing 3 is the enlarged structure schematic diagram of one central post center limit assembly of embodiment；
Attached drawing 4 is the top view of Fig. 3；
Attached drawing 5 is the enlarged structure schematic diagram of label M in Fig. 4；
Enlarged structure signal when attached drawing 6 is height adjustable component in the present invention, column center limit assembly, column three connection
Figure；
Attached drawing 7 is the enlarged structure schematic diagram of height adjustable component in embodiment two.
Each label information indicates in attached drawing:
A, height adjustable component, B, column center limit assembly,
C, column, D, crossbeam, E, emergency staircase, F, stair protective fence, G, protective net；
A1, movable footstock, A2, upper deep floor, A2 ', lower deep floor, A3, locking nut,
A4, handle, A5, bearing upper cover, A6, firm banking, A7, upper bearing (metal), A7 ', lower bearing,
A8, bearing lower cover, A9, adjusting screw；
B1, limit square tube, B2, through-hole, B3, position-limiting unit, B4, fixing seat, B5, spherical spacing head,
B6, fastening bolt, B7, spring, B8, cavity, B9, inner concave, B10, bolt hole,
B11, bolt, B12, nut.
Specific embodiment
Below with reference to the exemplary embodiment of the Figure of description more detailed description disclosure.Although Figure of description is aobvious
The exemplary embodiment of the disclosure is shown, it being understood, however, that may be realized in various forms the disclosure without that should be explained here
The embodiment stated is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by this
Scope of disclosure is fully disclosed to those skilled in the art.
In order to better illustrate the present invention, technical solution is done further now in conjunction with specific embodiment and Figure of description
Explanation.Although describing these specific embodiments in embodiment, however, it is not to limit the invention, any skill
Have usually intellectual in art field, without departing from the spirit and scope of the present invention, when can make a little change and retouching, therefore
The scope of protection of the present invention is defined by those of the claims.
Embodiment one:
As shown in Fig. 1, the present invention provides a kind of safe ladder cage combination unit of engineering adjustable height, and structure includes fixing
The safe ladder cage and height adjustable component A of connection.
Safe ladder cage includes: again
The more column C arranged vertically are fixedly connected with the ladder cage frame surrounded with the horizontally disposed crossbeam D of Duo Gen,
Multiple emergency staircase E of ladder cage lower portion are arranged in, emergency staircase E is the envelope that multiple L-type pedals first place is in turn connected to form
Staircase structure is closed, multiple emergency staircase E are in tilted layout and successively first place is connected to form gradually soaring meander line structure.
In conjunction with attached drawing 2, height adjustable component A includes: again
The adjusting screw A9 arranged vertically；
It is sheathed on the firm banking A6 of adjusting screw A9 lower outside, adjusting screw A9 is connected by upper bearing (metal) A7 and lower bearing A7 '
Firm banking A6 is met, firm banking A6 is fixedly connected with downwards ground；
The locking nut A3 being threadedly connected in the middle part of adjusting screw A9；
Vertical section is the movable footstock A1 of T shape, and the T shape top surface of movable footstock A1 is horizontal, is opened up in the middle part of the T shape of movable footstock A1
Threaded hole, movable footstock A1 are fixedly connected with ladder cage base of frame upwards, and movable footstock A1 is threadedly coupled by threaded hole and adjusts silk
The top thick stick A9, when adjusting screw A9 is rotated clockwise or counterclockwise around own axes, movable footstock A1 is along adjusting screw A9
Rise or be vertically lowered vertically, meanwhile, the movable safe ladder cage of footstock A1 synchronous drive rises or falls.
Involved upper bearing (metal) A7 is installed on the upper surface of firm banking A6, and lower bearing A7 ' is installed under firm banking A6
End face.
Height adjustable component A further includes the bearing lower cover for pushing the bearing upper cover A5 and upper top lower bearing A7 ' of upper bearing (metal) A7
A8, bearing upper cover A5 are fixedly connected with the upper surface of firm banking A6 by screw, and bearing lower cover A8 is fixedly connected by screw
Determine the lower end surface of pedestal A6, realizes being stably connected with for adjusting screw A9 and firm banking A6.
Involved safe ladder cage further includes column center limit assembly B, and bolt passes through column center limit assembly B connection ladder
Two root posts C arranged up and down in cage frame frame, the upper outside face of column C are fixed with limited block.
In conjunction with attached drawing 3,4,5, column center limit assembly B includes:
It is sheathed on the outside of column C and the limit square tube B1 of contact limited block, four lateral surfaces of limit square tube B1 offers downwards
The center line crosspoint of multiple through-hole B2 and multiple bolt hole B10, multiple through-hole B2 and multiple bolt hole B10 coincide with limit side
The center line of pipe B1；
It is arranged in two limit assemblies of limit square tube B1 up and down, each limit assembly includes four position-limiting unit B3, four limits
Bit location B3 is arranged in the same horizontal plane, and four position-limiting unit B3 are vertical and are symmetrically arranged in four outsides of limit square tube B1
Middle face, each position-limiting unit B3 include: again
It is connected with limit square tube B1 lateral surface and the fixing seat B4, each cavity B8 for forming cavity B8 is connected to a through-hole B2；
Activity is embedded in the spherical spacing head B5 of limit square tube B1 through-hole B2, and spherical spacing head B5 does not depart from through-hole B2, spherical shape limit
The end face that potential head B5 is located at cavity B8 is inner concave B9, and 7 end of spring B far from fastening bolt B6 is protruded into and contacts spherical limit
The inner concave B9 of head B5；
Screw thread runs through the fastening bolt B6 of fixing seat B4, and the end that fastening bolt B6 protrudes into cavity B8 passes through spring B 7 and spherical limit
Potential head B5 contact.
After the column C in ladder cage frame to be sheathed on to limit square tube B1, the limit bottom square tube B1 is contacted downwards on column C
The limited block in portion, then by rotational fastener bolt B 6, the collapsing length of adjustment spring B7, so that spherical shape spacing head B5 is along logical
The direction puller column C lateral surface of hole B2 guarantees that the central axis of column C is overlapped under the action of multiple spherical shape spacing head B5
In the central axis of position-limiting tube, the crossbeam D in ladder cage frame is then perpendicularly fixed to a side of limit square tube B1, is realized
Column C is fixedly connected with work with crossbeam D's.
It should be added that being carried out for convenience to two column C for completing limit before carrying out above-mentioned work
Later period is fixed, we, which should shift to an earlier date, opens up tapped through hole in column C Surface, and the position of opened up tapped through hole completes to limit
It should multiple bolts hole 10 for opening up of the face limit surface square tube B1 after work.In this case, after completing to limit work, I
Carry out the fixation between limit square tube 1 and column C using bolt B 11, and be finally completed limit square tube 1 and two columns
Limit and fixation between C.
Embodiment two:
In conjunction with attached drawing 7, in the structure basis of embodiment one, handle A4, handle are further fixed in the middle part of involved adjusting screw A9
A4 is located at below locking nut A3, easy to use by rotational handle A4, directly drive adjusting screw A9 rotation.
The T shape lateral surface of involved activity footstock A1 is disposed with multiple upper deep floor A2, for improving movable footstock A1
The intensity of upward supporting ladder cage frame frame, the lateral surface of firm banking A6 are disposed with multiple lower deep floor A2 ', fix for reinforcing
The self-strength of pedestal A6.
Embodiment three:
In conjunction with attached drawing 1, involved safe ladder cage further includes stair protective fence F, and stair protective fence F is arranged in the upper surface emergency staircase E.
Involved safe ladder cage further includes protective net G, and protective net G is arranged in the opposite sides of emergency staircase E, and protective net G
It is contacted with the side of emergency staircase E.
In conjunction with attached drawing 6, in three embodiments of the invention, lead between involved height adjustable component A and ladder cage frame
Column center limit assembly B is crossed to be connected, adjusting screw A9 extends upwardly into the limit square tube B1, by rotational fastener bolt B 6,
The collapsing length of adjustment spring B7, so that spherical shape spacing head B5 holds out against adjusting screw A9 lateral surface along the direction of through-hole B2,
Under the action of multiple spherical shape spacing head B5, guarantee that the central axis of adjusting screw A9 coincides with the central axis of limit square tube B1,
Then, limit square tube B1 is fixedly connected on downwards movable footstock A1 by connecting pedestal, realizes limit square tube B1 and adjusts silk
Thick stick A9's is fixedly connected.Certainly, herein, the top of limit square tube B1 still uses connection type and column C in embodiment one
It is fixedly connected.
Although the embodiment according to limited quantity describes the present invention, benefit from above description, the art
Technical staff should be understood that in the scope of the present invention thus described, it can be envisaged that other embodiments.
Additionally, it should be noted that language used in this specification primarily to readable and introduction purpose and select
, rather than in order to explain or defining the subject matter of the present invention and select.Therefore, in the model without departing from the appended claims
In the case where enclosing and being spiritual, for those skilled in the art, many modifications and changes are all apparent
's.For the scope of the present invention, the disclosure that the present invention is done is illustrative and be not restrictive, and the scope of the present invention is by appended
Claims limit.
Claims (10)
1. a kind of safe ladder cage combination unit of engineering adjustable height, which is characterized in that its structure includes the peace being fixedly connected
Full ladder cage and height adjustable component；
The safe ladder cage includes: again
The more columns arranged vertically are fixedly connected with the ladder cage frame surrounded with the horizontally disposed crossbeam of Duo Gen,
Multiple emergency staircases of ladder cage lower portion are arranged in, multiple emergency staircases inclination arrangements and successively first place, which are connected to form, gradually to be climbed
The meander line structure risen；
The height adjustable component includes: again
The adjusting screw arranged vertically；
It is sheathed on the firm banking of adjusting screw lower outside, the adjusting screw connects the firm banking, institute by bearing
It states firm banking and is fixedly connected with ground downwards；
The locking nut being threadedly connected in the middle part of adjusting screw；
Vertical section is the movable footstock of T shape, and the T shape top surface of the activity footstock is horizontal, is opened in the middle part of the T shape of the activity footstock
If threaded hole, the activity footstock is fixedly connected with ladder cage base of frame upwards, and the activity footstock is threadedly coupled by threaded hole
The adjusting screw top, when adjusting screw is rotated clockwise or counterclockwise around own axes, movable footstock is along adjusting silk
Thick stick rises or is vertically lowered vertically.
2. the safe ladder cage combination unit of a kind of engineering adjustable height according to claim 1, which is characterized in that described
Bearing includes upper bearing (metal) and lower bearing, and the upper bearing (metal) is installed on the upper surface of the firm banking, and the lower bearing is installed on
The lower end surface of the firm banking；
The height adjustable component further includes the bearing lower cover for pushing the bearing upper cover and upper top lower bearing of upper bearing (metal), the bearing
Upper cover is fixedly connected with the upper surface of the firm banking by screw, and the bearing lower cover is fixedly connected with the fixation by screw
The lower end surface of pedestal.
3. the safe ladder cage combination unit of a kind of engineering adjustable height according to claim 1 or 2, which is characterized in that
Handle is further fixed in the middle part of the adjusting screw, the handle is located at below the locking nut.
4. the safe ladder cage combination unit of a kind of engineering adjustable height according to claim 1 or 2, which is characterized in that
The T shape lateral surface of the activity footstock or/and the lateral surface of the firm banking are disposed with multiple deep floors.
5. the safe ladder cage combination unit of a kind of engineering adjustable height according to claim 1, which is characterized in that described
Safe ladder cage further includes column center limit assembly, and column center limit assembly is bolted in ladder cage frame up and down
The upper outside face of the two root posts of arrangement, column is fixed with limited block；
Column center limit assembly includes:
It is sheathed on the outside of column and the limit square tube of contact limited block, four lateral surfaces of the limit square tube offers more downwards
The center line crosspoint of a through-hole and multiple bolts hole, multiple through-holes and multiple bolts hole coincides with the center of the limit square tube
Line；
At least two limit assemblies of limit square tube are arranged in, at least two limit assemblies are arranged successively from top to bottom, each limit
Hyte part includes four position-limiting units, and four position-limiting units are arranged in the same horizontal plane, and four position-limiting units are vertical and symmetrical
It is arranged in the middle part of four lateral surfaces of limit square tube, each position-limiting unit includes: again
It is connected with limit square tube lateral surface and forms the fixing seat of cavity, each cavity is connected to a through-hole；
Activity is embedded in the spherical spacing head of limit square tube through-hole, and the spherical shape spacing head does not depart from the through-hole；
Screw thread runs through the fastening bolt of fixing seat, and the end that the fastening bolt protrudes into the cavity passes through spring and spherical limit
Head contact.
6. the safe ladder cage combination unit of a kind of engineering adjustable height according to claim 5, which is characterized in that described
The end face that spherical spacing head is located at cavity is inner concave, and the spring end far from fastening bolt protrudes into and contacts spherical spacing head
Inner concave.
7. the safe ladder cage combination unit of a kind of engineering adjustable height according to claim 5 or 6, which is characterized in that
It is connected between the height adjustable component and ladder cage frame by column center limit assembly, the adjusting screw extends upwardly into institute
Limit square tube is stated, the limit square tube is fixedly connected on downwards the movable footstock by connecting pedestal.
8. a kind of safe ladder cage combination unit of engineering adjustable height, feature described according to claim 1 or 5 or 6 exist
In the emergency staircase is the closed stair structure that multiple L-type pedals first place is in turn connected to form.
9. the safe ladder cage combination unit of a kind of engineering adjustable height according to claim 8, which is characterized in that described
Safe ladder cage further includes stair protective fence, and the stair protective fence is arranged in emergency staircase upper surface.
10. the safe ladder cage combination unit of a kind of engineering adjustable height according to claim 8, which is characterized in that institute
Stating safe ladder cage further includes protective net, and the protective net is arranged in the opposite sides of the emergency staircase, and the protective net and institute
State the side contact of emergency staircase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225735.9A CN109138497A (en) | 2018-10-21 | 2018-10-21 | A kind of safe ladder cage combination unit of engineering adjustable height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811225735.9A CN109138497A (en) | 2018-10-21 | 2018-10-21 | A kind of safe ladder cage combination unit of engineering adjustable height |
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| CN109138497A true CN109138497A (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811225735.9A Pending CN109138497A (en) | 2018-10-21 | 2018-10-21 | A kind of safe ladder cage combination unit of engineering adjustable height |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115354843A (en) * | 2022-07-18 | 2022-11-18 | 浙江瑞基建设集团有限公司 | Construction basement is with scaffold frame of stabilizing height |
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| CN107327552A (en) * | 2017-08-02 | 2017-11-07 | 南京理工大学 | A kind of vertical Feed System With Ball Screw of big stroke |
| CN207633795U (en) * | 2017-12-25 | 2018-07-20 | 中铁四局集团第二工程有限公司 | A kind of foundation pit suspension lane device |
| CN208996503U (en) * | 2018-10-21 | 2019-06-18 | 济宁市昊通工程机械有限公司 | A kind of safe ladder cage combination unit of engineering adjustable height |
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| CN115354843A (en) * | 2022-07-18 | 2022-11-18 | 浙江瑞基建设集团有限公司 | Construction basement is with scaffold frame of stabilizing height |
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Application publication date: 20190104 |