CN206840413U - A kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening - Google Patents
A kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening Download PDFInfo
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- CN206840413U CN206840413U CN201720632595.1U CN201720632595U CN206840413U CN 206840413 U CN206840413 U CN 206840413U CN 201720632595 U CN201720632595 U CN 201720632595U CN 206840413 U CN206840413 U CN 206840413U
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- rotary shaft
- steel form
- steel
- horizontal extension
- revolving fragment
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Abstract
The utility model discloses a kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening, including connecting portion and rotating part, connecting portion includes first level telescoping mechanism and connection ring, and connection ring is arranged on one end of first level telescoping mechanism；Rotating part includes the second horizontal extension mechanism, and a revolving fragment is connected with one end of the second horizontal extension mechanism, and when horizontal stretching motion does in the second horizontal extension mechanism, revolving fragment is swung；The revolving fragment other end is provided with a vertical rotating axle, and it is connected with steel form, and the other end of rotary shaft is connected with one end of a horizontal swinging connecting rod, and the other end of swinging connecting rod is provided with connecting hook；When first level telescoping mechanism does stretching motion, revolving fragment, which occurs to swing, drives rotary shaft rotation, and then drives swinging connecting rod to be swung above or below steel form, until connecting hook is connected or disconnected with connection ring.Pull bar apparatus for fastening of the present utility model, it is possible to achieve the automatic tension of steel form, automaticity are high.
Description
Technical field
It the utility model is related to road construction technical field of automation equipment, and in particular to a kind of concrete prefabricated joist steel mould
Plate pull bar apparatus for fastening.
Background technology
In the prefabricated girder steel formwork work progress of road, due to cement grout, left and right steel form expansion can be caused to be subjected to displacement,
Influence construction precision.It is general at present using on the steel form of left and right erection fix bar clamp steel form, though this way can be
Play a part of tensing steel form to a certain extent, but often dismount cumbersome, it is necessary to site operation personnel are manually operated,
Automaticity is not high, has a strong impact on the efficiency of construction of road.
The content of the invention
Set in view of the deficienciess of the prior art, being clamped the utility model proposes a kind of concrete prefabricated girder steel formwork pull bar
It is standby, the automatic tension of steel form can be realized.
In order to solve the above technical problems, the technical solution adopted in the utility model is as follows：
A kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening, the equipment include connecting portion and rotating part, the company
Socket part includes first level telescoping mechanism and connection ring, and the connection ring is arranged on one end of first level telescoping mechanism；
The rotating part includes the second horizontal extension mechanism, and one end of the second horizontal extension mechanism is movable is connected with one
One end of revolving fragment, when horizontal stretching motion does in the second horizontal extension mechanism, revolving fragment is swung；The other end of revolving fragment
A vertical rotary shaft is provided with, rotary shaft is connected with steel form, and the other end of rotary shaft is connected with a horizontal swing and connected
One end of extension bar, the other end of swinging connecting rod are provided with connecting hook；
First level telescoping mechanism is arranged on the side of steel form, and the opposite side of the second horizontal extension mechanism and steel form is consolidated
Fixed connection, when first level telescoping mechanism does stretching motion, revolving fragment, which occurs to swing, drives rotary shaft rotation, and then with movable pendulum
Dynamic connecting rod is swung in the either above or below of steel form, until connecting hook is connected or disconnected with the connection ring.
The rotary shaft both ends are machined with external screw thread, and keyway is offered on external screw thread, offers on revolving fragment and matches somebody with somebody with keyway
The key of conjunction, the diameter that the cross section at externally threaded both ends is machined with rotary shaft are less than the diameter of cross section in rotary shaft, institute
State one end of rotary shaft and the other end normal thread of revolving fragment connects.
One end of the revolving fragment and the movable connection in one end of the second horizontal extension mechanism include the second horizontal extension machine
Ear mount is provided with one end of structure, the channel-section steel parallel with the second horizontal extension mechanism is fixed with ear mount, is machined with revolving fragment
The groove of strip, nut pass through groove and the movable connection of channel-section steel.
The side that the first level telescoping mechanism is connected to steel form is arranged on channel-section steel including first level telescoping mechanism
On, channel-section steel is connected with steel form.
The second horizontal extension mechanism is fixedly connected with the opposite side of steel form including the another of the second horizontal extension mechanism
One end is fixed on steel form by ear mount.
The rotary shaft is connected with steel form to be arranged on channel-section steel including rotary shaft by bearing block, and channel-section steel connects with steel form
Connect.
The rotary shaft is connected with steel form to be arranged on channel-section steel including rotary shaft by oscillating bearing, channel-section steel and steel form
Connection includes rotary shaft and is arranged on supporting case, and supporting case is connected with channel-section steel, and the supporting case includes the hollow box of tetragonal body, branch
Support box upper and lower surface is symmetrily processed with hollow boss, and rotary shaft passes through supporting case, passes through oscillating bearing and boss
Inner side connects.
The height of the boss is 1mm.
The first level telescoping mechanism and the second horizontal extension mechanism are oil cylinder, and the jointing is arranged on oil cylinder
Piston rod on.
Compared with prior art, beneficial effect is the utility model：
Pull bar apparatus for fastening of the present utility model, it is possible to achieve the automatic tension of steel form, be not required to manual operation, save people
Power, automaticity is high, convenient disassembly.
Pull bar apparatus for fastening of the present utility model, the simple easy processing of part used, only can manufacture place by oil cylinder etc.
Equipment of the present utility model, it is easy to manufacture on a large scale.
Brief description of the drawings
Fig. 1 is the concrete prefabricated girder steel formwork pull bar apparatus for fastening schematic diagram of the utility model.
Fig. 2 is the utility model rotating part close-up schematic view.
Fig. 3 is the utility model supporting case schematic diagram (containing rotary shaft).
Fig. 4 is the utility model rotary shaft schematic diagram.
Fig. 5 the utility model supporting cases schematic diagram (is free of rotary shaft).
Fig. 6 is Fig. 3 A-A sectional views.
Fig. 7 is the utility model swinging connecting rod schematic diagram.
Fig. 8 is the utility model the second horizontal extension mechanism section close-up schematic view.
The implication of each label is in figure：
1- connecting portions, 2- rotating parts；
1-1 first level telescoping mechanism 1-2 connection rings；
The horizontal extensions of 2-1-second mechanism, 2-2-revolving fragment, 2-3-rotary shaft, 2-4-swinging connecting rod, 2-5-company
Connect hook, 2-6-keyway, 2-7-ear mount, 2-8-channel-section steel, 2-9-groove, 2-10-nut, 2-11-oscillating bearing, 2-12-
Supporting case, 2-13-boss.
Particular content of the present utility model is described in more detail below in conjunction with drawings and examples.
Embodiment
Specific embodiment of the utility model given below is, it is necessary to which explanation is that the utility model is not limited to following tool
Body embodiment, all equivalents done on the basis of technical scheme each fall within the scope of protection of the utility model.
The top that pull bar apparatus for fastening of the present utility model may be mounted at steel form tenses steel form, can also be arranged on
Tensed, can also be used in simultaneously above and below steel form below steel form.
The utility model on channel-section steel by fixing multiple pull bar apparatus for fastening, it is possible to achieve multiple pull bar apparatus for fastening are same
When work, efficiency high, the length that the number of pull bar apparatus for fastening regards steel form determines.
Embodiment 1
Above-mentioned technical proposal is deferred to, the present embodiment provides a kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening, including
Connecting portion 1 and rotating part 2, connecting portion 1 include first level telescoping mechanism 1-1 and connection ring 1-2, and connection ring 1-2 is arranged on
One horizontal extension mechanism 1-1 one end, first level telescoping mechanism 1-1 can do stretching motion.
Rotating part 2 includes the second horizontal extension mechanism 2-1, and the second horizontal extension mechanism 2-1 one end is movably connected
There is one end of a revolving fragment 2-2, when the second horizontal extension mechanism 2-1 does horizontal stretching motion, revolving fragment 2-2 is swung；
The revolving fragment 2-2 other end is provided with a vertical rotary shaft 2-3, and rotary shaft 2-3 is connected with steel form, rotary shaft 2-3's
The other end is connected with one end of a horizontal swinging connecting rod 2-4, and the swinging connecting rod 2-4 other end is provided with connecting hook 2-5；
First level telescoping mechanism 1-1 is arranged on the side of steel form, and the opposite side of the second horizontal extension mechanism 2-1 and steel form is fixed
Connection, when first level telescoping mechanism 1-1 does stretching motion, revolving fragment 2-2, which occurs to swing, drives rotary shaft 2-3 rotations, enters
And drive swinging connecting rod 2-4 to be swung in the either above or below of steel form, until connecting hook 2-5 and connection ring 1-2 connects
Connect or disconnect.
Rotary shaft 2-3 both ends are machined with external screw thread, and keyway 2-6 is offered on external screw thread, are offered on revolving fragment 2-2
The key coordinated with keyway 2-6, the diameter that the cross section at externally threaded both ends is machined with rotary shaft 2-3 are less than in rotary shaft 2-3
The diameter of cross section so that rotary shaft 2-3 is just stuck on revolving fragment 2-2, and rotary shaft 2-3 one end is with revolving fragment 2-2's
Other end normal thread connects.
Revolving fragment 2-2 one end and the second horizontal extension mechanism 2-1 movable connection in one end include the second horizontal extension
Ear mount 2-7 is provided with mechanism 2-1 one end, the channel-section steel 2- parallel with the second horizontal extension mechanism 2-1 is fixed with ear mount 2-7
The groove 2-9 of strip is machined with 8, revolving fragment 2-2, nut 2-10 leads to through groove 2-9 and the movable connections of channel-section steel 2-8
Groove 2-9 is allowed some leeway to revolving fragment 2-2 activity, can regard movable roads of the revolving fragment 2-2 relative to channel-section steel 2-8 as
Footpath.Because channel-section steel 2-8 is fixed with the second horizontal extension mechanism 2-1, when the 2-1 horizontal movements of the second horizontal extension mechanism,
Revolving fragment 2-2 can be caused to swing.
The side that first level telescoping mechanism 1-1 is connected to steel form is arranged on groove including first level telescoping mechanism 1-1
On steel 2-8, channel-section steel 2-8 is connected with steel form, and channel-section steel 2-8 length is preferably suitable with the length of steel form, so same groove
Multiple pull bar apparatus for fastening can be in a row fixed on steel 2-8.
Second horizontal extension mechanism 2-1 is fixedly connected with the opposite side of steel form including the second horizontal extension mechanism 2-1's
The other end is fixed on steel form by ear mount 2-7, and ear mount 2-7 is known Common parts structure.
Rotary shaft 2-3 is connected with steel form to be arranged on channel-section steel 2-8 including rotary shaft 2-3 by oscillating bearing 2-11, groove
Steel 2-8 is connected with steel form, and oscillating bearing 2-11 design facilitates rotary shaft 2-3 to rotate.
Rotary shaft 2-3 is connected with steel form to be arranged on channel-section steel 2-8 including rotary shaft 2-3 by oscillating bearing 2-11, groove
Steel 2-8 is connected with steel form to be arranged on supporting case 2-12 including rotary shaft 2-3, and supporting case 2-12 is connected with channel-section steel 2-8, support
Box 2-12 includes the hollow box of tetragonal body, and supporting case 2-12 upper and lower surfaces are symmetrily processed with hollow boss 2-13, turn
Moving axis 2-3 passes through supporting case 2-12, is connected by oscillating bearing 2-11 with boss 2-13 inner side.Boss 2-13's is highly preferred
For 1mm, boss 2-13 design can effectively prevent abrasions of the swinging connecting rod 2-4 relative to channel-section steel 2-8 swing process, increase by zero
Part service life.
First level telescoping mechanism 1-1 and the second horizontal extension mechanism 2-1 is oil cylinder, and connection ring 1-2 is arranged on oil cylinder
Piston rod on, stretching motion can be directly realized by by the piston rod of oil cylinder, after connecting hook 2-5 is connected with connection ring 1-2,
One horizontal extension mechanism 1-1 piston rod can suitably be withdrawn, and so connection is more firm, when steel form need not be tensed,
Piston rod is withdrawn, and terminates tension.
Claims (10)
1. a kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening, it is characterised in that the equipment includes connecting portion (1) and rotation
Transfer part (2), the connecting portion (1) include first level telescoping mechanism (1-1) and connection ring (1-2), and the connection ring (1-2) sets
Put in first level telescoping mechanism (1-1) one end；
The rotating part (2) includes the second horizontal extension mechanism (2-1), and one end of the second horizontal extension mechanism (2-1) is movable
Ground is connected with a revolving fragment (2-2) one end, when horizontal stretching motion does in the second horizontal extension mechanism (2-1), revolving fragment (2-
2) swing；The other end of revolving fragment (2-2) is provided with a vertical rotary shaft (2-3), rotary shaft (2-3) and steel form
Connection, the other end of rotary shaft (2-3) are connected with one end of a horizontal swinging connecting rod (2-4), swinging connecting rod (2-4)
The other end is provided with connecting hook (2-5)；
First level telescoping mechanism (1-1) is arranged on the side of steel form, and the second horizontal extension mechanism (2-1) is another with steel form
Side is fixedly connected, and when first level telescoping mechanism (1-1) does stretching motion, revolving fragment (2-2), which occurs to swing to drive, to be rotated
Axle (2-3) rotates, and then drives swinging connecting rod (2-4) to be swung in the either above or below of steel form, until connecting hook
(2-5) is connected or disconnected with the connection ring (1-2).
2. equipment as claimed in claim 1, it is characterised in that rotary shaft (2-3) both ends are machined with external screw thread, and outer spiral shell
Keyway (2-6) is offered on line, the key coordinated with keyway (2-6) is offered on revolving fragment (2-2), is processed in rotary shaft (2-3)
The diameter for having the cross section at externally threaded both ends is less than the diameter of cross section in rotary shaft (2-3), the rotary shaft (2-3)
One end is connected with the other end normal thread of revolving fragment (2-2).
3. equipment as claimed in claim 1, it is characterised in that one end of the revolving fragment (2-2) and the second horizontal extension mechanism
The movable connection in one end of (2-1) includes being provided with ear mount (2-7), ear mount (2- on one end of the second horizontal extension mechanism (2-1)
7) channel-section steel (2-8) parallel with the second horizontal extension mechanism (2-1) is fixed with, strip is machined with revolving fragment (2-2)
Groove (2-9), nut (2-10) pass through groove (2-9) and channel-section steel (2-8) movable connection.
4. equipment as claimed in claim 1, it is characterised in that the first level telescoping mechanism (1-1) is connected to steel form
Side is arranged on channel-section steel (2-8) including first level telescoping mechanism (1-1), and channel-section steel (2-8) is connected with steel form.
5. equipment as claimed in claim 1, it is characterised in that the second horizontal extension mechanism (2-1) is another with steel form
Side is fixedly connected with the other end including the second horizontal extension mechanism (2-1) and is fixed on by ear mount (2-7) on steel form.
6. equipment as claimed in claim 1, it is characterised in that the rotary shaft (2-3) is connected with steel form including rotary shaft (2-
3) it is arranged on by oscillating bearing (2-11) on channel-section steel (2-8), channel-section steel (2-8) is connected with steel form.
7. equipment as claimed in claim 6, it is characterised in that the rotary shaft (2-3) is connected with steel form including rotary shaft (2-
3) it is arranged on by oscillating bearing (2-11) on channel-section steel (2-8), channel-section steel (2-8) is connected with steel form to be set including rotary shaft (2-3)
Put on supporting case (2-12), supporting case (2-12) is connected with channel-section steel (2-8), and it is hollow that the supporting case (2-12) includes tetragonal body
Box, supporting case (2-12) upper and lower surface is symmetrily processed with hollow boss (2-13), and rotary shaft (2-3) is through support
Box (2-12), it is connected by oscillating bearing (2-11) with the inner side of boss (2-13).
8. equipment as claimed in claim 7, it is characterised in that the height of the boss (2-13) is 1mm.
9. the equipment as described in claim 1-6 any claims, it is characterised in that the first level telescoping mechanism (1-1)
It is oil cylinder with the second horizontal extension mechanism (2-1).
10. equipment as claimed in claim 9, it is characterised in that the connection ring (1-2) is arranged on the piston rod of oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720632595.1U CN206840413U (en) | 2017-06-02 | 2017-06-02 | A kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720632595.1U CN206840413U (en) | 2017-06-02 | 2017-06-02 | A kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206840413U true CN206840413U (en) | 2018-01-05 |
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ID=60797450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720632595.1U Active CN206840413U (en) | 2017-06-02 | 2017-06-02 | A kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening |
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| CN (1) | CN206840413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107127881A (en) * | 2017-06-02 | 2017-09-05 | 西安华道电机有限公司 | A kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening |
-
2017
- 2017-06-02 CN CN201720632595.1U patent/CN206840413U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107127881A (en) * | 2017-06-02 | 2017-09-05 | 西安华道电机有限公司 | A kind of concrete prefabricated girder steel formwork pull bar apparatus for fastening |
| CN107127881B (en) * | 2017-06-02 | 2023-09-26 | 西安华道电机有限公司 | Concrete precast beam steel form pull rod clamping equipment |
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