CN110158955A - A kind of fixed mechanism of building template - Google Patents
A kind of fixed mechanism of building template Download PDFInfo
- Publication number
- CN110158955A CN110158955A CN201910502161.3A CN201910502161A CN110158955A CN 110158955 A CN110158955 A CN 110158955A CN 201910502161 A CN201910502161 A CN 201910502161A CN 110158955 A CN110158955 A CN 110158955A
- Authority
- CN
- China
- Prior art keywords
- fixed
- tube body
- template
- circular gear
- sliding
- 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.)
- Pending
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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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of fixed mechanisms of building template, belong to fixed mechanism technical field, including the first template and the second template, and the fixed mechanism by connecting the first template with the second template, fixed mechanism includes tube body and can be relative to the bull stick of tube body rotation positioned at tubular body, circular gear is installed on the outside of bull stick, and the side cooperation of circular gear is located at engaging component, and engaging component is fixed on tube body, bull stick is connected with clamp assemblies through tube body by the second fixed link, and another group of clamp assemblies are connected with by the first fixed link on the outside of tube body.The present invention keeps its angular adjustment convenient freely, is not necessarily to dismantling screw or rivet, reduces the physical power loss of staff, improves working efficiency.
Description
Technical field
The present invention relates to a kind of fixed mechanisms to belong to fixed mechanism more particularly to a kind of fixed mechanism of building template
Technical field.
Background technique
Building template is a kind of temporary supporting structure, makes by design requirement, makes concrete structure, component by defined
Position, geometric dimension forming, keep its correct position, and bear the external loads of building template self weight and effect on it, into
The purpose of row form work engineering is to guarantee concrete engineering quality and construction safety, accelerate construction progress and reduce engineering cost
Conventional structure.
Being connected and fixed between building template is often directly fixed by screw rod or rivet at present, and
Such fixed form angle is easy to adjust, and often will appear repeatedly fixed the problem of changing angle, waste of manpower and material resources.Furthermore
Although in the prior art individually the fixed structure isolated with template to be fixed disassembly can locally can keep the steady of template
When determining, but multiple fixed structures being needed fix to it when template is more, then can generate new fixed structure can not be steady
Surely it is supported fixed problem, and dismantles and not enough facilitates.
Summary of the invention
The main object of the present invention is to provide for a kind of fixed mechanism of building template, keeps its angular adjustment convenient certainly
Such as, it is not necessarily to dismantling screw or rivet, reduces the physical power loss of staff, improves working efficiency.
The purpose of the present invention can reach by using following technical solution:
A kind of fixed mechanism of building template, including the first template and the second template, and pass through first template
The fixed mechanism connected with second template, the fixed mechanism include tube body and be located at the tubular body can be relative to
The bull stick of the tube body rotation, the bull stick outside is equipped with circular gear, and the side cooperation of the circular gear is located at card
Seaming element, and the engaging component is fixed on the tube body, the bull stick is connected by the second fixed link through the tube body
There are clamp assemblies, and another group of clamp assemblies are connected with by the first fixed link on the outside of the tube body.
Preferably, it is connected between the tube body and the circular gear by bearing, offers annular in the middle part of the tube body
Notch can pass through second fixed link.
Preferably, the engaging component includes the sliding tube being installed through on the tube body, and is located at the sliding tube
Internal connecting rod, the connecting rod are equipped with and the mutually matched card of the circular gear close to one end of the circular gear
Bar, the outside of the connecting rod is equipped with spring, and the spring top is fixed with the sliding tube, the spring bottom with it is described
It is fixed at the top of kelly.
Preferably, the connecting rod, kelly all can be in the sliding tube internal slides, and the connecting rod is far from the circle
One end of shape gear is equipped with limit base, and handle is equipped at the top of the limit base, and the handle is equipped with Anti-slip cover.
Preferably, the clamp assemblies include with first fixed link or and the fixed clamping of second fixed link
Seat, the grip slipper inside top are equipped with the sliding panel that can be slided, offer through-hole on the sliding panel.
Preferably, slide bar is equipped with inside the grip slipper side, is socketed with sliding block on the outside of the slide bar, the sliding block it is interior
Side is fixed on the side wall of the sliding panel.
Advantageous effects of the invention:
1, the fixed mechanism of a kind of building template provided by the invention is clamped the first template by one group of clamp assemblies,
The second template is clamped by another group of clamp assemblies, circular gear is released by engaging limit by setting engaging component, thus
One group of clamp assemblies is rotated, which is fixed by the second fixed link with bull stick, so as to adjust one group of clamp assemblies
Angle, so as to adjust the angle between the first template and the second template, therefore keep its angular adjustment convenient freely, be not necessarily to
Dismantling screw or rivet reduce the physical power loss of staff, improve working efficiency；2, using convenient for manufacture tube and
The protrusion and groove buckle structure of setting in its side, while the template perfection for realizing more three-dimensional shape shapes is bonded fixed
It can also realize being integrally connected for fixed structure itself, removal efficiency is high.
Detailed description of the invention
Fig. 1 is a kind of fixed mechanism and building of a preferred embodiment of the fixed mechanism of building template according to the invention
Form assembly schematic perspective view；
Fig. 2 is a kind of fixed mechanism section view of a preferred embodiment of the fixed mechanism of building template according to the invention
Figure；
Fig. 3 is a kind of engaging modular construction of a preferred embodiment of the fixed mechanism of building template according to the invention
Figure；
Fig. 4 is a kind of clamp assemblies section view of a preferred embodiment of the fixed mechanism of building template according to the invention
Figure.
In figure: the first template of 1-, the second template of 2-, the first fixed link of 3-, 4- grip slipper, 5- tube body, the second fixed link of 6-,
7- circular gear, 8- kelly, 9- sliding tube, 10- handle, 11- limit base, 12- connecting rod, 13- spring, 14- sliding panel, 15-
Bull stick, 16- slide bar, 17- sliding block, 18- fixed mechanism, 19- engage component.
Specific embodiment
To make the more clear and clear technical solution of the present invention of those skilled in the art, below with reference to examples and drawings
The present invention is described in further detail, and embodiments of the present invention are not limited thereto.
First embodiment: as depicted in figs. 1 and 2, a kind of fixed mechanism of building template provided in this embodiment, including
First template 1 and the second template 2, and the fixed mechanism 18 by connecting the first template 1 and the second template 2, fixed mechanism
18 include tube body 5 and the bull sticks 15 that can rotate relative to tube body 5 inside tube body 5, is equipped with round tooth on the outside of bull stick 15
Wheel 7, and the side cooperation of circular gear 7 is located at engaging component 19, and engages component 19 and be fixed on tube body 5, bull stick 15 passes through
Second fixed link 6 is connected with clamp assemblies through tube body 5, and is connected with another group of clamping by the first fixed link 3 on the outside of tube body 5
Component.
The first template 1 is clamped by one group of clamp assemblies, is clamped the second template 2 by another group of clamp assemblies, is led to
It crosses setting engaging component 19 and circular gear 7 is released into engaging limit, so that one group of clamp assemblies of rotation, the clamp assemblies pass through the
Two fixed links 6 are fixed with bull stick 15, so as to adjust the angle of one group of clamp assemblies, so as to adjust the first template 1 with
Angle between second template 2.
In the present embodiment, as shown in Figures 2 and 3, it is connected between tube body 5 and circular gear 7 by bearing, in tube body 5
Portion offers annular notches can be by the second fixed link 6, and engaging component 19 includes the sliding tube 9 being installed through on tube body 5, and
Connecting rod 12 inside sliding tube 9, connecting rod 12 are equipped with and 7 phase interworking of circular gear close to one end of circular gear 7
The kelly 8 of conjunction, the outside of connecting rod 12 is equipped with spring 13, and 13 top of spring and sliding tube 9 are fixed, 13 bottom of spring and kelly
8 tops are fixed, and connecting rod 12, kelly 8 all can be in 9 internal slides of sliding tube, and connecting rod 12 is pacified far from one end of circular gear 7
Top equipped with limit base 11, and limit base 11 is equipped with handle 10, and handle 10 is equipped with Anti-slip cover.
By pulling handle 10, so that the sliding of limit base 11 and connecting rod 12 and kelly 8 is driven, to release to circle
The engaging of shape gear 7 limits, and when release handle 10, under the reaction force of spring 13, pushes kelly 8 to 7 slot of circular gear
Portion's sliding, to engage to circular gear 7.
In the present embodiment, as shown in figure 4, clamp assemblies include with the first fixed link 3 or and the second fixed link 6 it is fixed
Grip slipper 4,4 inside top of grip slipper is equipped with the sliding panel 14 that can slide, offers through-hole, grip slipper 4 on sliding panel 14
Slide bar 16 is equipped with inside side, the outside of slide bar 16 is socketed with sliding block 17, and the inside of sliding block 17 is fixed on the side wall of sliding panel 14.
It by through-hole of the screw rod on sliding panel 14, fixes it with template, passes through the pushing that screw rod and template are fixed
Power drives sliding panel 14 to slide down to suitable angle, is limited by slide bar 16 and the mutual cooperation of sliding block 17, at this
The three-dimensional equal energy of template being laid with that plane laying and right angle, other angles or both are combined with composition is realized in embodiment
Enough carry out good fit, it is only necessary to adjust the angle between two clamp assemblies.
As Figure 1-Figure 4, a kind of course of work of the fixed mechanism of building template provided in this embodiment is as follows:
Step 1: by through-hole of the screw rod on sliding panel 14, fixing it with template, fixed by screw rod and template
Lower pressure drive sliding panel 14 slide down to suitable angle, limited by slide bar 16 and the mutual cooperation of sliding block 17
Position；
Step 2: by pulling handle 10, so that the sliding of limit base 11 and connecting rod 12 and kelly 8 is driven, to solve
Except the engaging limit to circular gear 7；
Step 3: thus one group of clamp assemblies of rotation, the clamp assemblies are fixed by the second fixed link 6 and bull stick 15, thus
The angle of adjustable one group of clamp assemblies, so as to adjust the angle between the first template 1 and the second template 2；
Step 4: when release handle 10, under the reaction force of spring 13, pushing kelly 8 sliding to 7 groove portion of circular gear
It is dynamic, to engage to circular gear 7.
Second embodiment: a kind of fixed mechanism of building template, including the first template 1 and the second template 2, and pass through
The fixed mechanism 18 that first template 1 and second template 2 are connected, the fixed mechanism 18 include tube body 5 and position
The bull stick 15 that can be rotated relative to the tube body 5 inside the tube body 5, is equipped with circular gear 7, institute on the outside of the bull stick 15
It states and is connected between tube body 5 and the circular gear 7 by bearing, offering annular notches in the middle part of the tube body 5 can be by described
Second fixed link 6, and the side cooperation of the circular gear 7 is equipped with engaging component 19, and the engaging component 19 is fixed on institute
It states on tube body 5, the engaging component 19 includes the sliding tube 9 being installed through on the tube body 5, and is located at the sliding tube 9
Internal connecting rod 12, the connecting rod 12 are equipped with and the 7 phase interworking of circular gear close to one end of the circular gear 7
The kelly 8 of conjunction, the outside of the connecting rod 12 is equipped with spring 13, and 13 top of the spring and the sliding tube 9 are fixed, described
It is fixed at the top of 13 bottom of spring and the kelly 8, the connecting rod 12, kelly 8 all can in 9 internal slide of sliding tube, and
The connecting rod 12 is equipped with limit base 11 far from one end of the circular gear 7；
The bull stick 15 is connected with clamp assemblies, and 5 outside of the tube body through the tube body 5 by the second fixed link 6
Be connected with another group of clamp assemblies by the first fixed link 3, the clamp assemblies include with first fixed link 3 or and institute
The fixed grip slipper 4 of the second fixed link 6 is stated, 4 inside top of grip slipper is equipped with the sliding panel 14 that can be slided, the sliding
Through-hole is offered on plate 14, is equipped with slide bar 16 inside 4 side of grip slipper, the outside of the slide bar 16 is socketed with sliding block 17, institute
The inside for stating sliding block 17 is fixed on the side wall of the sliding panel 14；
There are two grooves for setting on one of side on two sides perpendicular to bull stick 15 of tube body 5, another
Protrusion is provided on a side, and the position of the groove and the protrusion on side meets about bull stick 15 symmetrically.
Increase fastening structure in the side of tube body by increasing in the embodiment, so that being fixed to multiple template
While can also realize the stability of multiple fixed structures itself, specially the method according to first embodiment will be single
After fixed mechanism is bonded fixation with template, then further operating is carried out with the following method: by the side of two nearest tube bodies 5
On groove matched with protrusion, until all tube bodies 5 are vertically linked together, in disassembly, discharge each fixation
Handle 10 in structure and the screw rod that is fixedly connected with template finally only need for impetus to be applied to positioned at vertical in disassembly
Though can will there is the fixed structure in the vertical direction to remove on the fixed structure at both ends.
The above, further embodiment only of the present invention, but scope of protection of the present invention is not limited thereto, and it is any
Within the scope of the present disclosure, according to the technique and scheme of the present invention and its design adds those familiar with the art
With equivalent substitution or change, protection scope of the present invention is belonged to.
Claims (2)
1. a kind of fixed mechanism of building template, including the first template (1) and the second template (2), and pass through described first
The fixed mechanism (18) of template (1) and second template (2) connection, it is characterised in that: the fixed mechanism (18) includes pipe
Body (5) and the bull stick (15) that can be rotated relative to the tube body (5) positioned at the tube body (5) inside, the bull stick (15) is outside
Side is equipped with circular gear (7), is connect between the tube body (5) and the circular gear (7) by bearing, the tube body (5)
Middle part offers annular notches can be by second fixed link (6), and the side cooperation of the circular gear (7) is equipped with engaging
Component (19), and the engaging component (19) is fixed on the tube body (5), the engaging component (19) includes being installed through
Sliding tube (9) on the tube body (5), and it is located at the sliding tube (9) internal connecting rod (12), the connecting rod (12) is leaned on
One end of the nearly circular gear (7) is equipped with and the circular gear (7) mutually matched kelly (8), the connecting rod
(12) outside is equipped with spring (13), and fixed with the sliding tube (9) at the top of the spring (13), spring (13) bottom
With it is fixed at the top of the kelly (8), the connecting rod (12), kelly (8) all can be in the sliding tube (9) internal slides, and institute
It states connecting rod (12) and limit base (11) is installed far from the one end of the circular gear (7)；
The bull stick (15) is connected with clamp assemblies, and the tube body (5) through the tube body (5) by the second fixed link (6)
Outside is connected with another group of clamp assemblies by the first fixed link (3), and the clamp assemblies include and first fixed link (3)
Or and the fixed grip slipper (4) of second fixed link (6), grip slipper (4) inside top be equipped with the sliding that can be slided
Plate (14) offers through-hole on the sliding panel (14), is equipped with slide bar (16) inside grip slipper (4) side, the slide bar
(16) it is socketed on the outside of sliding block (17), is fixed on the side wall of the sliding panel (14) on the inside of the sliding block (17)；
There are two grooves for setting on one of side on two sides perpendicular to bull stick (15) of tube body (5), another
Protrusion is provided on a side, and the position of the groove and the protrusion on side meets about bull stick (15) symmetrically.
2. a kind of fixed mechanism of building template according to claim 1, it is characterised in that: the connecting rod (12) is separate
One end of the circular gear (7) is equipped with limit base (11), and handle (10), institute are equipped at the top of the limit base (11)
Handle (10) are stated equipped with Anti-slip cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910502161.3A CN110158955A (en) | 2019-06-11 | 2019-06-11 | A kind of fixed mechanism of building template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910502161.3A CN110158955A (en) | 2019-06-11 | 2019-06-11 | A kind of fixed mechanism of building template |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110158955A true CN110158955A (en) | 2019-08-23 |
Family
ID=67628514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910502161.3A Pending CN110158955A (en) | 2019-06-11 | 2019-06-11 | A kind of fixed mechanism of building template |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110158955A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946060A (en) * | 2020-08-20 | 2020-11-17 | 中国建筑第二工程局有限公司 | Template pouring device for building construction |
| CN113482305A (en) * | 2021-06-17 | 2021-10-08 | 中交一公局集团有限公司 | Scaffold for building curtain wall construction |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB585719A (en) * | 1943-12-10 | 1947-02-21 | Joseph Bradbury & Sons Ltd | Improvements in and relating to clamping apparatus employed in monolithic concrete building construction |
| CN201031504Y (en) * | 2007-05-09 | 2008-03-05 | 韩诗岭 | Lock clip |
| CN201050190Y (en) * | 2007-06-01 | 2008-04-23 | 林光明 | Formwork clamp for building construction |
| CN101984202A (en) * | 2010-11-05 | 2011-03-09 | 湖南长大建设集团股份有限公司 | Clamp for reinforcing cast-in-site structure template |
| CN202082233U (en) * | 2011-06-17 | 2011-12-21 | 济南吉美乐电源技术有限公司 | Movable fixed pin |
| CN202955114U (en) * | 2012-11-22 | 2013-05-29 | 深圳市易尚展示股份有限公司 | Angle adjustable connecting device |
| CN203856879U (en) * | 2014-04-21 | 2014-10-01 | 时仲波 | Rotating self-locking type hinge mechanism and double-head clamp consisting of rotating self-locking type hinge mechanism |
| CN204098490U (en) * | 2014-09-25 | 2015-01-14 | 四川省第三建筑工程公司 | Adjustable side template reinforcing fixture |
| CN204626940U (en) * | 2015-04-16 | 2015-09-09 | 吴继浩 | One can reusable integration engineering plate |
| CN206903221U (en) * | 2017-07-18 | 2018-01-19 | 刘超琼 | A kind of civil engineering pours fixture with multi-purpose |
| CN208072644U (en) * | 2018-03-20 | 2018-11-09 | 黄河科技学院 | Insulating board for building fast joint structure |
| CN208604532U (en) * | 2018-04-07 | 2019-03-15 | 邱春生 | A kind of nozzle cleaning device of road surface sprinkler |
| CN208748845U (en) * | 2018-05-18 | 2019-04-16 | 来晓军 | A kind of assembled architecture auxiliary connecting device |
| CN109853950A (en) * | 2019-04-07 | 2019-06-07 | 正太集团有限公司 | A kind of building trade form clamp |
-
2019
- 2019-06-11 CN CN201910502161.3A patent/CN110158955A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB585719A (en) * | 1943-12-10 | 1947-02-21 | Joseph Bradbury & Sons Ltd | Improvements in and relating to clamping apparatus employed in monolithic concrete building construction |
| CN201031504Y (en) * | 2007-05-09 | 2008-03-05 | 韩诗岭 | Lock clip |
| CN201050190Y (en) * | 2007-06-01 | 2008-04-23 | 林光明 | Formwork clamp for building construction |
| CN101984202A (en) * | 2010-11-05 | 2011-03-09 | 湖南长大建设集团股份有限公司 | Clamp for reinforcing cast-in-site structure template |
| CN202082233U (en) * | 2011-06-17 | 2011-12-21 | 济南吉美乐电源技术有限公司 | Movable fixed pin |
| CN202955114U (en) * | 2012-11-22 | 2013-05-29 | 深圳市易尚展示股份有限公司 | Angle adjustable connecting device |
| CN203856879U (en) * | 2014-04-21 | 2014-10-01 | 时仲波 | Rotating self-locking type hinge mechanism and double-head clamp consisting of rotating self-locking type hinge mechanism |
| CN204098490U (en) * | 2014-09-25 | 2015-01-14 | 四川省第三建筑工程公司 | Adjustable side template reinforcing fixture |
| CN204626940U (en) * | 2015-04-16 | 2015-09-09 | 吴继浩 | One can reusable integration engineering plate |
| CN206903221U (en) * | 2017-07-18 | 2018-01-19 | 刘超琼 | A kind of civil engineering pours fixture with multi-purpose |
| CN208072644U (en) * | 2018-03-20 | 2018-11-09 | 黄河科技学院 | Insulating board for building fast joint structure |
| CN208604532U (en) * | 2018-04-07 | 2019-03-15 | 邱春生 | A kind of nozzle cleaning device of road surface sprinkler |
| CN208748845U (en) * | 2018-05-18 | 2019-04-16 | 来晓军 | A kind of assembled architecture auxiliary connecting device |
| CN109853950A (en) * | 2019-04-07 | 2019-06-07 | 正太集团有限公司 | A kind of building trade form clamp |
Non-Patent Citations (1)
| Title |
|---|
| 王芳: "《印刷机械基础》", 31 January 2008 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946060A (en) * | 2020-08-20 | 2020-11-17 | 中国建筑第二工程局有限公司 | Template pouring device for building construction |
| CN113482305A (en) * | 2021-06-17 | 2021-10-08 | 中交一公局集团有限公司 | Scaffold for building curtain wall construction |
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Application publication date: 20190823 |
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