CN112983494A - Arch and arch are folding with hinge structure - Google Patents
Arch and arch are folding with hinge structure Download PDFInfo
- Publication number
- CN112983494A CN112983494A CN202110360471.3A CN202110360471A CN112983494A CN 112983494 A CN112983494 A CN 112983494A CN 202110360471 A CN202110360471 A CN 202110360471A CN 112983494 A CN112983494 A CN 112983494A
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- folding
- clamping
- hinge structure
- arch
- clamping block
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- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000000717 retained effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
- E21D11/24—Knuckle joints or links between arch members
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses a hinge structure for arch frame folding, which is used for connecting adjacent folding sections of an arch frame and is characterized by comprising the following components: the foldable plate comprises a first ear plate and a second ear plate which are connected in a hinged mode, a first clamping block (21) is connected to the first ear plate, a second clamping block (22) is connected to the second ear plate, and the first clamping block (21) and the second clamping block (22) are used for detachably clamping opposite ends of two adjacent folding sections respectively. The first clamping block and the second clamping block are used for clamping two sections of folding sections to be connected in a folding mode respectively, and the first clamping block can rotate relative to the second clamping block through the hinging of the first ear plate and the second ear plate, so that the two ends of the folding sections clamped by the first clamping block and the second clamping block are driven to rotate relatively, and the hinging of the two ends of the folding sections is realized. The hinge structure in this application adopts the joint with folding section, after accomplishing folding section concatenation, can separate hinge structure and folding section to the reuse of hinge structure of being convenient for reduces construction cost.
Description
Technical Field
The invention relates to the technical field of tunnel construction, in particular to an arch frame and a hinge structure for folding the arch frame.
Background
Most of the existing steel arches which are installed quickly are folding arches, are convenient to transport in a folding state, and are convenient to install in an unfolding state. However, the hinge structure of the existing folding arch is usually welded on the arch, and after the arch is installed, the hinge structure cannot be reused, so that the construction cost is high.
Therefore, how to provide a hinge structure for arch frame folding to realize reuse and reduce construction cost is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
In view of this, the invention provides a hinge structure for arch frame folding, so as to realize repeated use and reduce construction cost. The invention also provides an arch center with the hinge structure for folding the arch center.
In order to achieve the purpose, the invention provides the following technical scheme:
an arch folding hinge structure for connecting adjacent folded sections of an arch, comprising:
articulated first otic placode and the second otic placode of connecting, be connected with first clamp splice on the first otic placode, be connected with the second clamp splice on the second otic placode, first clamp splice with the second clamp splice is used for the looks remote site of two adjacent folding sections of detachable centre gripping respectively.
Preferably, in the hinge structure for folding an arch frame, the first ear plate and the second ear plate are rotatably connected by a connecting bolt, and are limited by a connecting nut screwed to the connecting bolt.
Preferably, in the hinge structure for folding of the arch, the number of the first ear plates is two, the number of the first clamping blocks is one-to-one corresponding to the number of the first ear plates, and the number of the second clamping blocks is one-to-one corresponding to the number of the second ear plates.
Preferably, in the hinge structure for folding an arch frame, the first clamping blocks and the second clamping blocks have the same structure, and each clamping groove has a set of through opposite side edges, the notches of the two first clamping blocks are used for clamping opposite side edges of one of the adjacent folding sections, and the notches of the two second clamping blocks are used for clamping opposite side edges of the other of the adjacent folding sections.
Preferably, in the above-mentioned hinge structure for arch centering is folding, the joint groove is U type groove, just first clamp splice with the inslot of second clamp splice all is provided with the wedge that is used for the chucking the inclined plane of folding section.
Preferably, in the above hinge structure for folding an arch center, the first clamping block and the second clamping block are both provided with an adjusting bolt, one end of the adjusting bolt extends into the groove and pushes against the wedge block to drive the wedge block to clamp the folding section.
Preferably, in the hinge structure for folding an arch frame, two opposite inner walls of the clamping groove can be attached to opposite side surfaces of the folding section.
Preferably, in the hinge structure for folding an arch frame, the two opposite inner walls of the fastening groove are provided with elastic clamping members having elastic restoring force.
Preferably, in the hinge structure for folding an arch center, the elastic clamping member is a spring with one end fixed on the inner wall of the clamping groove, the clamping groove is provided with a screw rod for adjusting the compression amount of the clamping member, the axial direction of the screw rod is perpendicular to the inner wall of the clamping groove and is in threaded connection with the clamping groove, and the other end of the spring is flexibly connected with the screw rod.
An arch comprising a plurality of folded sections and an arch folding hinge structure, wherein the hinge structure is any one of the hinge structures described above.
The invention provides a hinge structure for folding an arch center, which is used for connecting adjacent folding sections of the arch center, wherein the two folding sections to be folded and connected are respectively clamped by a first clamping block and a second clamping block, and the first clamping block can rotate relative to the second clamping block by hinging the first ear plate and the second ear plate, so that the folding sections at two ends clamped by the first clamping block and the second clamping block are driven to rotate relatively, and the hinge of the folding sections at two ends is realized. The hinge structure in this application adopts the joint with folding section, after accomplishing folding section concatenation, can separate hinge structure and folding section to the reuse of hinge structure of being convenient for reduces construction cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an arch folding hinge structure disclosed in an embodiment of the present invention;
fig. 2 is a disassembled structure schematic view of the hinge structure for arch folding disclosed in the embodiment of the invention;
fig. 3 is a schematic structural view of the hinge structure for arch folding disclosed in the embodiment of the present invention assembled on an arch;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is an assembled partial cross-sectional view of the hinge structure for arch folding disclosed in the embodiment of the present invention;
fig. 6 is a schematic structural view of a clamping block disclosed in the embodiment of the present invention.
Detailed Description
The invention discloses a hinge structure for folding an arch centering, which is used for realizing repeated use and reducing construction cost. The invention also discloses an arch center with the hinge structure for folding the arch center.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-6, the present application also discloses an arch folding hinge structure for connecting adjacent folding segments of an arch, comprising: the foldable frame comprises a first ear plate and a second ear plate which are connected in a hinged mode, wherein a first clamping block 21 is connected to the first ear plate, a second clamping block 22 is connected to the second ear plate, and the first clamping block 21 and the second clamping block 22 are respectively used for detachably clamping opposite ends of two adjacent folding sections. The first clamping block 21 and the second clamping block 22 disclosed in the application respectively clamp two sections of folding sections needing folding connection, and the first clamping block 21 can rotate relative to the second clamping block 22 through the hinging of the first ear plate and the second ear plate, so that the relative rotation of the two-end folding sections clamped by the first clamping block 21 and the second clamping block 22 is driven, and the hinging of the two-end folding sections is realized. The hinge structure in this application adopts the joint with folding section, after accomplishing folding section concatenation, can separate hinge structure and folding section to the reuse of hinge structure of being convenient for reduces construction cost.
Otic placode and clamp splice slope fixed connection in this application, inclination between them needs to set up according to the circular arc angle of folding section.
In a preferred embodiment, the first ear plate and the second ear plate have the same structure, and the first ear plate and the second ear plate are rotatably connected through the connecting bolt 3 and are limited by the connecting nut 6 in threaded connection with the connecting bolt 3. The connecting bolt 3 can be used as a rotating shaft for rotating the first lug plate and the second lug plate, the connecting nut 6 is used for preventing the first lug plate and the second lug plate from falling off from the connecting bolt 3, and the first lug plate and the second lug plate can be inserted into the connecting bolt 3 through the end of the connecting nut 6. The utility model discloses a first otic placode and articulated concrete mode of connecting of second otic placode in this application, in the reality, also can adopt universal bulb to connect first otic placode and second otic placode, as long as can guarantee that the mode of the rotation of first otic placode and second otic placode is connected is all in protection range.
In a specific embodiment, the number of the first ear plate and the number of the second ear plate are two, the first clamping blocks 21 correspond to the first ear plates one by one, and the second clamping blocks 22 correspond to the second ear plates one by one. The first ear plate and the second ear plate are arranged to be two, the first clamping blocks 21 and the second clamping blocks 22 are arranged in a one-to-one correspondence mode, the two first clamping blocks 21 can clamp one folding section at the same time, and the two second clamping blocks 22 can clamp the other folding section at the same time. To the arrangement of first otic placode and second otic placode, can set up according to different needs, it is preferred, can arrange two first otic placodes and two second otic placodes at intervals to guarantee that the distance between two first otic placodes equals the distance between two second otic placodes, to articulate two sections folding sections.
The joint groove that discloses in this application is U type groove, and the inslot of first clamp splice 21 and second clamp splice 22 all is provided with the wedge 1 that is used for the inclined plane of the folding section of chucking. The clamping groove is arranged to be a U-shaped groove, and a gap between the folding section and the U-shaped groove is filled by combining the wedge-shaped block 1, so that clamping is completed. The wedge-shaped block 1 can adapt to gaps between folding sections with different sizes and the U-shaped groove, and therefore the application range of the hinge structure is further widened. The shape of the wedge-shaped block can be set according to different requirements and is in a protection range.
In a further embodiment, the first clamping block 21 and the second clamping block 22 are both provided with an adjusting bolt 5, one end of which extends into the groove and pushes against the wedge-shaped block 1 to drive the wedge-shaped block 1 to clamp the folded section. The adjusting bolt 5 is in threaded connection with an adjusting nut 4, and the adjusting nut 4 abuts against the clamping block through a gasket. By rotating the adjusting bolt 5, the adjusting bolt 5 moves along the axial direction, so that the extrusion force between the wedge block 1 and the folding section is adjusted by changing the position of the adjusting bolt 5, and the clamping and the releasing of the folding section are realized.
In another embodiment, two relative inner walls of the clamping groove can be set to be surfaces which can be attached to opposite surfaces of the folding section, namely, the shape of the inner wall of the clamping groove is matched with the shape of the surface to be clamped of the folding section, specifically, the folding section in the application is an I-shaped steel, and the clamping groove is used for clamping a protruding part of the I-shaped steel. In order to improve the strength, the opposite side surfaces of the I-shaped steel are inclined surfaces, and preferably, one inner wall of the clamping groove is an inclined inner wall with the same inclination direction and angle as the I-shaped steel.
On the basis of above-mentioned technical scheme, in order to realize the joint of joint groove and folding section, all be provided with the elastic clamping who has elastic restoring force on two relative inner walls in the joint groove in this application. The folded section can be clamped by the restoring force of the elastic clamping. In practice, this elastic component can be the rubber pad, before inserting the folding section in the joint inslot, because the distance between the rubber pad of mutual disposition is less than the thickness of folding section, consequently, when the folding section inserted the joint inslot, the rubber pad received the extrusion force to the realization is tight to the clamp of folding section.
In a specific embodiment, the elastic clamping member is a spring with one end fixed on the inner wall of the clamping groove, the clamping groove is provided with a screw rod for adjusting the compression amount of the clamping member, the axial direction of the screw rod is perpendicular to the inner wall of the clamping groove and is in threaded connection with the clamping groove, and the other end of the spring is flexibly connected with the screw rod. The elastic clamping piece is set to be a spring, and the compression clamping of the folding section can be completed through the deformation of the spring. The flexible connection here may be a rope. Taking the first clamping block as an example, when the folding section needs to be inserted in the working process, the screw rod is rotated to enable the screw rod to move towards the direction away from the clamping groove of the first clamping block, the spring is pulled through the rope, the length of the spring is reduced, restoring force is generated, and the first clamping block is inserted into the end part of the folding section; and then the screw rod is rotated reversely, so that the spring is reset, the folding section is extruded, and the clamping connection of the folding section is completed.
Two specific clamping modes are disclosed in the application, and in practice, clamping structures can be arranged according to different requirements as long as the clamping functions of the first clamping block 21 and the second clamping block 22 can be realized.
In addition, this application has still disclosed an bow member, including the folding section of multistage and bow member folding with hinge structure, specifically, this hinge structure is the hinge structure disclosed in the above-mentioned embodiment, therefore, the bow member that has this hinge structure also has above-mentioned all technological effects, no longer describe here one by one.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An arch folding hinge structure for connecting adjacent folding segments of an arch, comprising:
the foldable plate comprises a first ear plate and a second ear plate which are connected in a hinged mode, a first clamping block (21) is connected to the first ear plate, a second clamping block (22) is connected to the second ear plate, and the first clamping block (21) and the second clamping block (22) are used for detachably clamping opposite ends of two adjacent folding sections respectively.
2. The arch folding hinge structure according to claim 1, wherein the first and second ear plates are rotatably connected by a connection bolt (3) and are retained by a connection nut (6) screwed with the connection bolt (3).
3. The arch folding hinge structure according to claim 1, wherein there are two first and second ear plates, the first clamp blocks (21) corresponding one-to-one to the first ear plates, and the second clamp blocks (22) corresponding one-to-one to the second ear plates.
4. The arch folding hinge structure of claim 1, wherein the first clamping blocks (21) and the second clamping blocks (22) are identical in structure and each have a set of snap grooves through opposite sides, the notches of the two first clamping blocks (21) being opposite to the opposite sides for clamping one of the adjacent folding segments, and the notches of the two second clamping blocks (22) being opposite to the opposite sides for clamping the other of the adjacent folding segments.
5. The hinge structure for arch center folding according to claim 4, wherein the clip groove is a U-shaped groove, and the grooves of the first clamping block (21) and the second clamping block (22) are provided with wedge blocks (1) for clamping the inclined surfaces of the folding sections.
6. The hinge structure for arch centering folding according to claim 5, wherein the first clamping block (21) and the second clamping block (22) are both provided with an adjusting bolt (5) with one end extending into the groove and abutting against the wedge block (1) to drive the wedge block (1) to clamp the folding section.
7. The arch folding hinge structure of claim 4, wherein two opposite inner walls of the catching groove can be attached to opposite sides of the folding section.
8. The hinge structure for arch folding according to claim 7, wherein the elastic clamping member having elastic restoring force is provided on both of the opposite inner walls of the catching groove.
9. The hinge structure for arch centering folding according to claim 8, wherein said elastic clamping member is a spring having one end fixed to an inner wall of said engaging groove, said engaging groove is provided with a screw for adjusting a compression amount of said clamping member, an axial direction of said screw is perpendicular to an inner wall of said engaging groove and is threadedly connected to said engaging groove, and another end of said spring is flexibly connected to said screw.
10. An arch comprising a plurality of folded sections and an arch folding hinge structure, wherein the hinge structure is as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110360471.3A CN112983494B (en) | 2021-04-02 | 2021-04-02 | Arch and arch are folding with hinge structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110360471.3A CN112983494B (en) | 2021-04-02 | 2021-04-02 | Arch and arch are folding with hinge structure |
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| Publication Number | Publication Date |
|---|---|
| CN112983494A true CN112983494A (en) | 2021-06-18 |
| CN112983494B CN112983494B (en) | 2023-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110360471.3A Active CN112983494B (en) | 2021-04-02 | 2021-04-02 | Arch and arch are folding with hinge structure |
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| CN (1) | CN112983494B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1191620A (en) * | 1968-06-06 | 1970-05-13 | Amerock Corp | Quickly Attachable and Detachable Hinge or Fastener Assembly. |
| CN201214790Y (en) * | 2007-06-16 | 2009-04-01 | 蔡宇 | Synchronization pile clamping mechanism |
| CN204899753U (en) * | 2015-08-17 | 2015-12-23 | 陈建 | Foldable fire control hook ladder |
| CN205451585U (en) * | 2015-12-23 | 2016-08-10 | 合肥桐科电子科技有限公司 | Detachable hinge for three -view teaching mold |
| CN209129633U (en) * | 2018-10-26 | 2019-07-19 | 河北创恒智能装备科技有限公司 | Full section of tunnel construction integer support steel arch-shelf |
| CN110318785A (en) * | 2019-08-01 | 2019-10-11 | 中铁二院成都勘察设计研究院有限责任公司 | A kind of steelframe and its construction method based on tunnel machine full face tunneling |
| CN111441803A (en) * | 2020-03-11 | 2020-07-24 | 浙江工业大学 | Pull-buckle type connecting device suitable for steel arch frame segment of tunnel and mounting method thereof |
| CN211647736U (en) * | 2019-11-21 | 2020-10-09 | 厦门托普拉材料科技有限公司 | Cabinet door hinge structure of locker |
| CN212656837U (en) * | 2020-06-02 | 2021-03-05 | 中铁十二局集团第二工程有限公司 | Be suitable for full section installation folded cascade bow member fixed fixture |
-
2021
- 2021-04-02 CN CN202110360471.3A patent/CN112983494B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1191620A (en) * | 1968-06-06 | 1970-05-13 | Amerock Corp | Quickly Attachable and Detachable Hinge or Fastener Assembly. |
| CN201214790Y (en) * | 2007-06-16 | 2009-04-01 | 蔡宇 | Synchronization pile clamping mechanism |
| CN204899753U (en) * | 2015-08-17 | 2015-12-23 | 陈建 | Foldable fire control hook ladder |
| CN205451585U (en) * | 2015-12-23 | 2016-08-10 | 合肥桐科电子科技有限公司 | Detachable hinge for three -view teaching mold |
| CN209129633U (en) * | 2018-10-26 | 2019-07-19 | 河北创恒智能装备科技有限公司 | Full section of tunnel construction integer support steel arch-shelf |
| CN110318785A (en) * | 2019-08-01 | 2019-10-11 | 中铁二院成都勘察设计研究院有限责任公司 | A kind of steelframe and its construction method based on tunnel machine full face tunneling |
| CN211647736U (en) * | 2019-11-21 | 2020-10-09 | 厦门托普拉材料科技有限公司 | Cabinet door hinge structure of locker |
| CN111441803A (en) * | 2020-03-11 | 2020-07-24 | 浙江工业大学 | Pull-buckle type connecting device suitable for steel arch frame segment of tunnel and mounting method thereof |
| CN212656837U (en) * | 2020-06-02 | 2021-03-05 | 中铁十二局集团第二工程有限公司 | Be suitable for full section installation folded cascade bow member fixed fixture |
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| Publication number | Publication date |
|---|---|
| CN112983494B (en) | 2023-03-10 |
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