CN209053622U - A kind of collapsible arch - Google Patents
A kind of collapsible arch Download PDFInfo
- Publication number
- CN209053622U CN209053622U CN201821913573.3U CN201821913573U CN209053622U CN 209053622 U CN209053622 U CN 209053622U CN 201821913573 U CN201821913573 U CN 201821913573U CN 209053622 U CN209053622 U CN 209053622U
- Authority
- CN
- China
- Prior art keywords
- arch
- section
- arch section
- crown
- collapsible
- 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
Links
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model belongs to arch field, discloses a kind of collapsible arch, it includes crown section, left arch section and right arch section；The left arch section and right arch section are hingedly connected to the both ends of crown section, and the left arch section and right arch section are symmetrical at the both ends of crown section, and the left arch section and right arch section are symmetrically folded on the inside of the arch of crown section；The left arch section and right arch section fold in/after do not overlap.The collapsible arch is hingedly formed by multiple arch sections, and is able to carry out folding, and then reduces the height of arch, so that arch is easily transported to tunnel, moreover it is possible to guarantee arch held stationary in Transportation Engineering；Arch can facilitate arch fast erecting in tunnel when being unfolded, and avoid the scene splicing arch in tunnel, save manpower and arch sets up the time.
Description
Technical field
The utility model relates to arch fields, refer in particular to a kind of collapsible arch.
Background technique
Currently, needing excavating scar erection steel arch-shelf, existing form of construction work is will be multiple during tunnel construction
Arch steel is transported in tunnel, and sectional to carry out installation splicing, entire splicing is completed in tunnel.Existing arch
Mounting means has the disadvantage in that
1, existing arch weight is big, and arch installation is constructed mainly by manpower；
2, required number of workers is more, large labor intensity, inefficiency；
3, existing arch is spliced in tunnel, and sight is bad in tunnel, splices alignment difficulties；
4, existing arch mostly uses flange, casing connection, when in-site installation, needs a large amount of artificial to carry out coordinative constructions；
5, existing arch construction can not cooperate the mechanization site operation of arch.
Summary of the invention
The purpose of this utility model is that: in view of the above problems, a kind of collapsible arch is provided and more Pin are folded
Formula arch；The collapsible arch and the collapsible arch of more Pin are hingedly formed by multiple arch sections, and are able to carry out folding, and then are reduced
The height of arch, enables arch easily to transport to tunnel, moreover it is possible to guarantee arch held stationary in Transportation Engineering；Arch
Arch fast erecting in tunnel can be facilitated when expansion, the scene splicing arch in tunnel is avoided, save manpower and arch frame
If the time.
The technical solution adopted in the utility model is as follows:
A kind of collapsible arch, it includes crown section, left arch section and right arch section；The left arch section and right arch section are respectively articulated with
In the both ends of crown section, the left arch section and right arch section are symmetrical at the both ends of crown section, and the left arch section and right arch section are right
It is folded on the inside of the arch of crown section with claiming；The left arch section and right arch section fold in/after do not overlap.
Due to above structure, which is hingedly formed by multiple arch sections, when left arch section and right arch section are to crown section
Arch folded inside when, can reduce the height of entire arch, convenient for transporting the arch to tunnel.Due to left arch section and the right side
It is symmetrical at the both ends of crown section to encircle section, is symmetrically folded in crown section and is not overlapped, arch can be made in transportational process
In remain balance, convenient transportation.
It is symmetrical at the both ends of crown section in left arch section and right arch section simultaneously, it is also convenient for arch and passes through machinery in tunnel
Equipment expansion, when expansion, is lifted crown section by mechanical arm, then by other auxiliary mechanical arms that left and right arch section is right
Claim expansion, makes entire arch keep balancing during expansion, due to symmetrical, facilitate mechanically actuated, use manpower and material resources sparingly.
The arch of the utility model is hingedly formed by multiple arch sections, and arch can be directly launched into tunnel, is avoided
Arch sectional splicing in tunnel.Overcome existing arch in tunnel because caused by sight is bad splicing alignment it is tired
It is difficult.Since the arch is set up conveniently, manpower can be saved and set up the time.
Further, the crown section includes left crown section and right crown section；The left crown section and right crown section are mutual
Hingedly, the left crown section and right crown section, which are mutually symmetrical, encircles folded to crown section, makes left crown section and right crown section
Hinge joint moves down.
Due to above structure, crown section includes the left crown section and right crown section being hinged, therefore crown section can be into
Row folds, and reduces the height of crown section, and then entire arch is made to become lower after folding, in convenient transportation to tunnel.
Further, the arc length of the left arch section and right arch section is equal；The left arch section includes that several arc length are equal
Left sub- arch section, each left sub- arch section are connected by hinged mode；The right arch section includes the equal right son of several arc length
Encircle section, each right sub- arch section is connected by hinged mode；The number of the left sub- arch section is equal to the number of right sub- arch section.
Due to above structure, left arch section and right arch section are configured to roll over left and right arch section again by multiple sub- arch sections
It is folded, and then the entire folded height of arch is reduced, in the transport to tunnel convenient for entire arch.
Further, the arc length of the left arch section and right arch section is equal；The left arch section includes that several arc length do not wait
Left sub- arch section, each left sub- arch section are connected by hinged mode, wherein from left arch section and crown section hinged end to the other end,
The arc length of each left sub- arch section is gradually reduced；The right arch section includes the right sub- arch section that several arc length do not wait, and each right sub- arch section is logical
It crosses hinged mode to connect, wherein the arc length of each right sub- arch section is gradually from right arch section and crown section hinged end to the other end
Reduce；The number of the left sub- arch section is equal to the number of right sub- arch section.
Since the length of each sub- arch section differs, short son arch section can be folded in long son arch section, by short son arch section
Package, is further that entire folded arch height is lower, and more compact structure, is readily transported.
The invention also discloses a kind of collapsible arch of more Pin using above-mentioned collapsible arch, it include two with
On the collapsible arch that is arranged parallel, wherein passing through several reinforcement connecting rod phases between adjacent two collapsible arch part
Even.
Due to above structure, more collapsible arches of Pin are made of multiple collapsible arches, therefore are set up once in tunnel
More collapsible arches of Pin are equivalent to set up multiple collapsible arches on tunnel piercing direction；And then improve erection effect
Rate also saves manpower.
Further, all collapsible arches are divided into crown section, left arch section and right arch section, and all collapsible arches
The crown section of frame is welded as whole crown section portion, and the left arch section of all collapsible arches is welded as whole left arch section
Portion, the right arch section of all collapsible arches are welded as whole right arch section portion；Crown section portion one end and left arch section portion are cut with scissors
It connects；The crown section portion other end and right arch section portion are hinged.
Further, the vault end is divided into left crown section portion and right crown section portion；The left crown section portion and the right side
Crown section portion is hinged；The left arch section portion and right arch section portion are divided into several left sub- arch section portions and right sub- arch section portion；Wherein phase
Adjacent two left sub- arch section portions are hinged, and adjacent two right sub- arch section portion is hinged.
Further, each hinged place passes through the hinge ear being mutually matched and carries out hingedly, and the hinge ear being each mutually matched
On offer the limit hole of insertion pin shaft or bolt, rotated for limit the hinge ear that is hinged.
Due to above structure, after the limit hole of pin shaft or bolt, the arch section rotation being respectively hinged can be limited, is avoided
Each arch section folds in erection process, and influences the support to tunnel palisades.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
The collapsible arch of the utility model is hingedly formed by multiple arch sections, and arch is made to be able to carry out folding, reduces arch
Height, transport convenient for arch to tunnel.Arch can directly be unfolded in tunnel simultaneously, convenient for the erection of arch.Due to
Left arch section and right arch abutment are symmetrical arranged, and entire arch can be made to keep balance during transporting and setting up.Multiple arch sections it is hinged and
At can directly be launched into arch in tunnel, avoid arch sectional splicing in tunnel.Existing arch is overcome to exist
Splice alignment difficulties caused by tunnel internal cause sight is bad.It is convenient that the arch is set up, therefore when can save manpower and set up
Between.
More collapsible arches of Pin are made of multiple collapsible arches, therefore primary more collapsible arches of Pin are set up in tunnel
Frame is equivalent to set up multiple collapsible arches on tunnel piercing direction；And then erection efficiency is improved, also save people
Power.
Detailed description of the invention
Fig. 1-2 is the schematic diagram that transition is unfolded by being folded to for 1 middle arch rack of embodiment；
Fig. 3-5 is the schematic diagram that transition is unfolded by being folded to for 2 middle arch rack of embodiment；
Fig. 6-8 is the schematic diagram that transition is unfolded by being folded to for 3 middle arch rack of embodiment；
Fig. 9-12 is the schematic diagram that transition is unfolded by being folded to for 4 middle arch rack of embodiment.
Figure 13-14 is the schematic diagram that transition is unfolded by being folded to for more Pin arches；
Figure 15 is the locations of structures relation schematic diagram for cutting with scissors ear and limit hole.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment 1
As illustrated in fig. 1 and 2: present embodiment discloses a kind of collapsible arches, it includes crown section 1, left arch section 2 and right arch
Section 3；The left arch section 2 and right arch section 3 are hingedly connected to the both ends of crown section 1, and the left arch section 2 and right arch section 3 are in crown section 1
Both ends it is symmetrical, the left arch section 2 and right arch section 3 are symmetrically folded on the inside of the arch of crown section 1；Left 2 He of arch section
Right arch section 3 fold in/after do not overlap.
Embodiment 2
As shown in Fig. 3,4,5: present embodiment discloses a kind of collapsible arches, it includes crown section 1, left arch section 2 and the right side
Encircle section 3；The left arch section 2 and right arch section 3 are hingedly connected to the both ends of crown section 1, and the left arch section 2 and right arch section 3 are in vault
The both ends of section 1 are symmetrical, and the left arch section 2 and right arch section 3 are symmetrically folded on the inside of the arch of crown section 1；The left arch section 2
With right arch section 3 fold in/after do not overlap.The crown section 1 includes left crown section 1-1 and right crown section 1-2；The left vault
Section 1-1 and right crown section 1-2 is hinged, and the left crown section 1-1 and right crown section 1-2 are mutually symmetrical outside the arch of crown section 1
Side folds, and moves down left crown section 1-1 and the hinge joint of right crown section 1-2.
Embodiment 3
As shown in figs 6-8, on the basis of Examples 1 and 2, the present embodiment 1 and embodiment 2 are substantially the same, difference
Be in: the left arch section 2 is equal with the right arch arc length of section 3；The left arch section 2 includes the equal left sub- arch section of several arc length
2-1, each left sub- arch section 2-1 are connected by hinged mode；The right arch section 3 includes the equal right sub- arch of several arc length
Section 3-1, each right sub- arch section 3-1 connected by hinged mode；The number of the left sub- arch section 2-1 is equal to right sub- arch section 3-
1 number.
Embodiment 4
As shown in figs9-12, on the basis of Examples 1 and 2, the arc length and radian of the left arch section 2 and right arch section 3 are equal
It is equal；The left arch section 2 includes the not equal left sub- arch section 2-1 of several arc length, each left sub- arch section 2-1 by hinged mode into
Row series connection, wherein the arc length of each left sub- arch section 2-1 is gradually reduced from left arch section 2 with 1 hinged end of crown section to the other end；It is described
Right arch section 3 includes the right sub- arch section 3-1 that several arc length do not wait, and each right sub- arch section 3-1 is connected by hinged mode,
In from right arch section 3 with 1 hinged end of crown section to the other end, the arc length of each right sub- arch section 3-1 is gradually reduced；The left sub- arch section 2-
1 number is equal to the number of right sub- arch section 3-1.
Embodiment 5
As illustrated in figs. 13-14, this implementation discloses a kind of collapsible arch of more Pin, including two or more are arranged parallel
Collapsible arch, adjacent two collapsible arch by reinforce connecting rod be fixedly connected；Wherein collapsible arch is divided into vault
Section 1, left arch section 2 and right arch section 3, the crown section 1 of all collapsible arches is welded as whole crown section portion, all collapsible
The left arch section 2 of arch is welded as whole left arch section portion 201, and the right arch section 3 of all collapsible arches is welded as whole
Right arch section portion 301；Crown section portion one end and left arch 201 one end of section portion are hinged by several hinge ears 4 being mutually matched；It is described
The crown section portion other end and right arch 301 one end of section portion are hinged by several hinge ears 4 being mutually matched.Left 201 He of arch section portion
Right arch section portion 301 is symmetrically folded on the inside of the arch in crown section portion, and in the left arch section portion 201 and the folding of right arch section portion 301/
After do not overlap；Wherein the domed end portion is divided into left crown section portion 101 and right crown section portion 102；The left crown section portion
101 and right crown section portion 102 it is hinged by several hinge ears 4 being mutually matched；The left crown section portion 101 and right crown section portion
102 are mutually symmetrical to vault end folded, move down left crown section portion 101 and the hinge joint in right crown section portion 102.
Embodiment 6
On the basis of embodiment 5, the present embodiment is substantially the same with embodiment 5, the difference is that: the left arch section
Portion 201 and right arch section portion 301 are divided into several left sub- portions arch section 2-1 and the right sub- portion arch section 3-1；Wherein adjacent two left sub- arch section
The portion 2-1 is hinged by the hinge ear 4 that several are mutually matched, the hinge that the adjacent two right sub- portion arch section 3-1 is mutually matched by several
Ear 4 is hinged；The arc length in each left sub- portion arch section 2-1 and each right sub- portion arch section 3-1 is equal, and the number in the left sub- portion arch section 2-1 is equal to
The number in the right sub- portion arch section 3-1.
Embodiment 7
On the basis of embodiment 5, the present embodiment is substantially the same with embodiment 5, the difference is that: the left arch section
Portion 201 and right arch section portion 301 are divided into several left sub- portions arch section 2-1 and the right sub- portion arch section 3-1；Wherein adjacent two left sub- arch section
The portion 2-1 is hinged by the hinge ear 4 that several are mutually matched, the hinge that the adjacent two right sub- portion arch section 3-1 is mutually matched by several
Ear 4 is hinged；Each left sub- portion arch section 2-1 arc length differs；From left arch section portion 201 and crown section portion hinged end to the other end, each left son
The arc length in the arch portion section 2-1 is gradually reduced；
Each right sub- portion arch section 3-1 arc length differs；From right arch section portion 301 and crown section portion hinged end to the other end, each right son
The arc length in the arch portion section 3-1 is gradually reduced.
Embodiment 8
On the basis of embodiment 5 or 6 or 7, the present embodiment and embodiment 5,6,7 the difference is that: it is each mutually
The limit hole 5 that insertion pin shaft or bolt are offered on matched hinge ear 4 is rotated for limiting the hinge ear 4 being hinged.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (8)
1. a kind of collapsible arch, it is characterised in that: it includes crown section (1), left arch section (2) and right arch section (3)；The left arch
Section (2) and right arch section (3) are hingedly connected to the both ends of crown section (1), and the left arch section (2) and right arch section (3) are in crown section (1)
Both ends it is symmetrical, it is described it is left arch section (2) and it is right arch section (3) be symmetrically folded to crown section (1) arch inside；The left arch
Section (2) and right arch section (3) folding in/after do not overlap.
2. collapsible arch according to claim 1, it is characterised in that: the crown section (1) includes left crown section (1-1)
With right crown section (1-2)；The left crown section (1-1) and right crown section (1-2) are hinged, the left crown section (1-1) and
Right crown section (1-2), which is mutually symmetrical, encircles folded to crown section (1), makes the hinge of left crown section (1-1) and right crown section (1-2)
Contact moves down.
3. collapsible arch according to claim 1 or 2, it is characterised in that: left arch section (2) and right encircle section (3)
Arc length is equal；Left arch section (2) includes the equal left sub- arch section (2-1) of several arc length, and each left sub- arch section (2-1) passes through hinge
The mode connect is connected；Right arch section (3) includes the equal right sub- arch section (3-1) of several arc length, each right sub- arch section (3-
1) it is connected by hinged mode；The number of the left sub- arch section (2-1) is equal to the number of right sub- arch section (3-1).
4. collapsible arch according to claim 1 or 2, it is characterised in that: left arch section (2) and right encircle section (3)
Arc length is equal；The left arch section (2) includes several arc length left sub- arch section (2-1) such as not, and each left sub- arch section (2-1) passes through hinged
Mode connect, wherein from left arch section (2) and crown section (1) hinged end to the other end, the arc length of each left sub- arch section (2-1)
It is gradually reduced；Right arch section (3) includes the right sub- arch section (3-1) that several arc length do not wait, and each right sub- arch section (3-1) passes through hinge
The mode connect is connected, wherein from right arch section (3) and crown section (1) hinged end to the other end, the arc of each right sub- arch section (3-1)
Length is gradually reduced；The number of the left sub- arch section (2-1) is equal to the number of right sub- arch section (3-1).
5. a kind of collapsible arch of more Pin using collapsible arch described in one of Claims 1-4, it is characterised in that: it
The collapsible arch being arranged parallel including two or more, wherein passing through several reinforcements between adjacent two collapsible arch part
Connecting rod is connected.
6. the collapsible arch of more Pin according to claim 5, it is characterised in that: all collapsible arches are divided into arch
Section (1), left arch section (2) and right arch section (3) are pushed up, and the crown section (1) of all collapsible arches is welded as whole crown section
(1) the left arch section (2) in portion, all collapsible arches is welded as whole left arch section portion (201), the right side of all collapsible arches
Arch section (3) is welded as whole right arch section portion (301)；Crown section portion one end and left arch section portion are hinged；The crown section
Portion's other end and right arch section portion are hinged.
7. the collapsible arch of more Pin according to claim 6, it is characterised in that: the vault end is divided into left crown section
Portion (101) and right crown section portion (102)；The left crown section portion (101) and right crown section portion (102) are hinged；The left arch section
Portion (201) and right arch section portion (301) are divided into several left sub- arch section portions and right sub- arch section portion；Wherein adjacent two left sub- arch section portion
It is hinged, adjacent two right sub- arch section portion is hinged.
8. according to more collapsible arches of Pin as claimed in claim 7, it is characterised in that: each hinged place passes through the hinge being mutually matched
Ear (4) carries out limit hole (5) hinged, and that insertion pin shaft or bolt are offered on the hinge ear (4) being each mutually matched, for limiting
Make the hinge ear rotation being hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821913573.3U CN209053622U (en) | 2018-11-20 | 2018-11-20 | A kind of collapsible arch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821913573.3U CN209053622U (en) | 2018-11-20 | 2018-11-20 | A kind of collapsible arch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209053622U true CN209053622U (en) | 2019-07-02 |
Family
ID=67053792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821913573.3U Active CN209053622U (en) | 2018-11-20 | 2018-11-20 | A kind of collapsible arch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209053622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033425A (en) * | 2021-10-26 | 2022-02-11 | 湖南五新隧道智能装备股份有限公司 | Maintenance trolley |
-
2018
- 2018-11-20 CN CN201821913573.3U patent/CN209053622U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033425A (en) * | 2021-10-26 | 2022-02-11 | 湖南五新隧道智能装备股份有限公司 | Maintenance trolley |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109538252B (en) | Multifunctional arch frame trolley and erection method of multiple arch frames | |
| CN209053622U (en) | A kind of collapsible arch | |
| JP2793932B2 (en) | Automatic folding boom for cranes | |
| CN108643923B (en) | Fabricated supporting structure and construction method using same | |
| CN210888971U (en) | Folding arch frame and multi-pin folding arch frame | |
| CN104319453A (en) | Double-layer annular truss antenna mechanism based on passive drive | |
| CN210460700U (en) | Folding arch frame | |
| CN108748631A (en) | A kind of scalable precast hollow Inner Moulding Board in Building of monoblock type | |
| CN105715067A (en) | H-shaped steel-support welding reinforcing device and installing method thereof | |
| CN113153376A (en) | Installation method of arch center | |
| CN207973986U (en) | A kind of assembled combination shaped steel arch standard knot section closes up segment, adjusts segment and arch springing segment | |
| CN207862747U (en) | A kind of large-span steel arch | |
| CN111119028A (en) | Movable folding overbridge | |
| CN207405650U (en) | It is fast to spell formula pipe gallery | |
| CN115492432A (en) | Large electric telescopic processing shed and installation method | |
| CN209633305U (en) | A kind of scalable precast hollow Inner Moulding Board in Building of monoblock type | |
| CN207530747U (en) | Split type photovoltaic plate truss structure | |
| US2674252A (en) | Collapsible arch support | |
| CN202299603U (en) | Tent support which is convenient to unfold and retract | |
| CN109834615A (en) | A kind of arch clamping device | |
| CN220335684U (en) | High-efficiency folding bridge for emergency rescue and emergency rescue system | |
| CN216043767U (en) | A foldable integrated bow member for tunnel preliminary bracing construction | |
| CN219864278U (en) | Foldable protective shed | |
| CN211648096U (en) | Foldable pumping unit support | |
| CN219472131U (en) | Folding safety protection shed frame in tunnel hole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |