CN206825664U - Cylinder concrete pipe ring orientation prestress twines an anti-self-rotating mechanism - Google Patents
Cylinder concrete pipe ring orientation prestress twines an anti-self-rotating mechanism Download PDFInfo
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- CN206825664U CN206825664U CN201720347373.5U CN201720347373U CN206825664U CN 206825664 U CN206825664 U CN 206825664U CN 201720347373 U CN201720347373 U CN 201720347373U CN 206825664 U CN206825664 U CN 206825664U
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- jointed shaft
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Abstract
Cylinder concrete pipe ring orientation prestress twines an anti-self-rotating mechanism, installation stationary rack pinch roller (2) on the upside of base (3), a side plate (5) is fixed respectively in stationary rack pinch roller (2) axial both sides, it is be hinged setting-up eccentricity rack pinch roller (1) above stationary rack pinch roller (2) between this two side plates (5), the axial both ends of eccentric rack pinch roller (1) are arranged on corresponding both sides side plate (5) upper end by jointed shaft with bearing pin (4) connection respectively, wherein, eccentric rack pinch roller (1) bottom is downwardly projected, eccentric rack pinch roller (1) jointed shaft both sides outer rim is stretched out out against, and, wherein side extension center of gravity and jointed shaft are apart from 2.5 times more than opposite side extension center of gravity with jointed shaft distance.Newly-increased servicing unit is as Wire pulling frock and steel wire compression tooling, and the geo-stationary of high-strength concrete tube core position on revolution deep bid, overcomes the tube core rotation phenomenon because twining silk pulling completely when keeping twining silk production.
Description
Technical field
It the utility model is related in Prestressed concrete cylinder pipe manufacture and twine a technology, especially steel cylinder concrete pipe ring
An anti-self-rotating mechanism is twined to prestressing force.
Background technology
Water-supply-pipe of the Prestressed concrete cylinder pipe as large hydraulic engineering, the most important quality control in the manufacturing
Link processed on the strong concrete tube core with steel cylinder, it is necessary to wind ring orientation prestress steel wire, then again in spray thereon
Fine and close cement mortar protective course.Thereby it is ensured that the pulling force of steel wire during winding ring orientation prestress steel wire, stress fluctuation, pitch must
Design requirement must strictly be met.
The process is completed in special winding machine and wire in the prior art.Its process includes, first strong concrete pipe
Core is vertically placed on the base chuck of winding machine and wire revolution deep bid, ensures die center and winding machine and wire revolution deep bid center superposition,
Tube core top is compressed with gland, and it is laggard that fixation is combined with the steel wire anchoring seat being embedded on tube core after steel wire anchoring block clamping steel wire
Row twines silk.But in actual production, steel wire pre-tensile stress is bigger, make it that rotation, gland not occur to be completely fixed tube core
There must be sizable pressure, tube core quality can so be impacted, therefore gland can not press very tight, this twining silk
During steel wire can pull tube core, tube core and winding machine and wire is turned round the position of deep bid and produce relative movement, that is, produce tube core rotation
Phenomenon, this phenomenon will make to twine a stress fluctuation more than GB/T 19685-2005《Prestressed concrete cylinder pipe》Middle regulation,
Even result in twine steel wire stretching stress deviation average during silk fluctuation range exceed ± 10% requirement, cause product to close
Lattice rate reduces, and draws high production cost, have impact on normal production.
Utility model content
The purpose of this utility model is to provide cylinder concrete pipe ring orientation prestress and twines an anti-self-rotating mechanism, before being fully solved
Technical problem is stated, overcomes and eliminates because of steel wire come tube core rotation phenomenon caused by moving.
The purpose of this utility model will be realized by following technical measures：Including eccentric rack pinch roller, stationary rack pressure
Wheel, base, bearing pin and side plate；Installation stationary rack pinch roller, one is fixed in stationary rack pinch roller axial direction both sides respectively on the upside of base
Individual side plate, it is that setting-up eccentricity rack pinch roller, eccentric rack wheel pressing shaft are hinged above stationary rack pinch roller between this two side plates
Corresponding both sides side plate upper end is arranged on a bearing pin connection by jointed shaft respectively to both ends, wherein, eccentric rack pinch roller bottom
Portion is downwardly projected, and eccentric rack pinch roller jointed shaft both sides outer rim is stretched out out against, moreover, wherein side extension center of gravity and hinge
Spindle distance is more than 2.5 times of opposite side extension center of gravity and jointed shaft distance.
Especially, eccentric rack pinch roller bottom surface and stationary rack pinch roller top surface have tooth form outer rim respectively.
Especially, eccentric rack pinch roller bottom round and smooth protrusion downwards.
Especially, prismatic is arranged downwards at eccentric rack pinch roller bottom, and the raised rib to eccentric rack pinch roller jointed shaft connects
Line length is not less than eccentric rack pinch roller jointed shaft to stationary rack pinch roller top surface spacing.
Especially, bearing pin outer end installation rotary handle.
Especially, stationary rack pinch roller has top platform.
Especially, eccentric rack pinch roller bottom surface and 3 times of stationary rack pinch roller top surface spacing no more than steel wire external diameter.
The advantages of the utility model and effect：By in winding ring orientation prestress steel wire key link, newly-increased servicing unit
As Wire pulling frock and steel wire compression tooling, high-strength concrete tube core position on revolution deep bid when keeping twining silk production
Geo-stationary, the tube core rotation phenomenon because twining silk pulling is overcome completely, improvement cost is low, facility simple to operate, significantly improves and twines
Silk work efficiency and product quality.
Brief description of the drawings
Fig. 1 is the main structure diagram of the utility model embodiment 1.
Fig. 2 is the side structure schematic view of the utility model embodiment 1.
Fig. 3 is that the utility model embodiment 1 installs application structure schematic diagram.
Reference includes：
Eccentric rack pinch roller 1, stationary rack pinch roller 2, base 3, bearing pin 4, side plate 5, tube core 6, socket gland 7, revolution are big
Disk 8, steel wire 9, anchorage 10.
Embodiment
The utility model principle is, during existing equipment winds ring orientation prestress steel wire, by product quality
Key link increase Wire pulling frock and steel wire compression tooling newly, keep high-strength concrete tube core position on revolution deep bid
Geo-stationary, the tube core rotation phenomenon because twining silk pulling is overcome completely.
The utility model includes：Eccentric rack pinch roller 1, stationary rack pinch roller 2, base 3, bearing pin 4 and side plate 5.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Embodiment 1：As shown in figure 1 and 2, the upside of base 3 installation stationary rack pinch roller 2, in stationary rack pinch roller 2 axially
A side plate 5 is fixed in both sides respectively, is that setting-up eccentricity rack pressure is hinged above stationary rack pinch roller 2 between this two side plates 5
Wheel 1, eccentric 1 axial both ends of rack pinch roller are arranged on corresponding both sides side plate 5 by jointed shaft with a connection of bearing pin 4 respectively
End, wherein, the eccentric bottom of rack pinch roller 1 is downwardly projected, and the eccentric jointed shaft both sides outer rim of rack pinch roller 1 is stretched out out against, and
And wherein side extension center of gravity and jointed shaft is apart from 2.5 times more than opposite side extension center of gravity with jointed shaft distance.
In foregoing, the eccentric bottom surface of rack pinch roller 1 and the top surface of stationary rack pinch roller 2 have tooth form outer rim respectively.
In foregoing, the eccentric bottom of rack pinch roller 1 round and smooth protrusion downwards.
In foregoing, prismatic is arranged downwards at the eccentric bottom of rack pinch roller 1, the raised rib to the eccentric jointed shaft of rack pinch roller 1
Wire length is not less than the eccentric jointed shaft of rack pinch roller 1 to the top surface spacing of stationary rack pinch roller 2.
In foregoing, the outer end of bearing pin 4 installation rotary handle.
In foregoing, stationary rack pinch roller 2 has top platform.
In foregoing, the eccentric bottom surface of rack pinch roller 1 is not more than 3 times of steel wire external diameter with the top surface spacing of stationary rack pinch roller 2.
The utility model is in production application, and as shown in Figure 3, first the tube core 6 of strong concrete is put vertically
It is placed on the base chuck of revolution deep bid 8 of winding machine and wire, ensures the center superposition of revolution deep bid 8 of the center of tube core 6 and winding machine and wire, pipe
The top socket gland 7 of core 6 compresses, adjacent that two groups of the utility model dresses are fixedly mounted in the same direction in the revolution tangential direction of deep bid 8
Put respectively as the pressing device and take-up device of steel wire 9, i.e., jointed shaft is parallel with the central shaft of tube core 6 on pressing device, with inclined
Steel wire 9 is pressed to the outer wall of tube core 6 by the torque of 1 longer external part of heart rack pinch roller, while on take-up device in jointed shaft and tube core 6
Mandrel is vertical, and steel wire 9 is compressed and drawn along the bearing of trend of steel wire 9 with the torque of its eccentric 1 longer external part of rack pinch roller and is drawn
Closely, reserve about 50cm steel wire 9 at anchor block rear, steel wire 9 sequentially passes through compression and take-up device, steel wire 9 compressing and
Tensed under the collective effect of take-up device and press to the outer wall of tube core 6, with after anchor block clamping steel wire 9 be embedded on tube core 6
After the combination of anchorage 10 is fixed, the rotary handle in take-up device is rotated, is tensed by crooked steel wire 9, then descends compressed steel
Top bias rack pinch roller 1 on silk pressing device, is nibbled by the gear of top bias rack pinch roller 1 and stationary rack pinch roller 2
Steel wire is compressed with joint efforts, that is, realizes anchorage 10 and steel wire 9 is compressed, the position between take-up device is relatively fixed, because of anchoring
Seat 10 is to be embedded on tube core 6 to move, and steel wire 9 is compressed, take-up device is integrally fixed on revolution deep bid 8, and position is also solid
Fixed constant, so being also achieved that tube core 6 and turning round the fixation of the position of deep bid 8, subsequent can is normally carried out twining an operation.
Claims (7)
1. cylinder concrete pipe ring orientation prestress twines an anti-self-rotating mechanism, including eccentric rack pinch roller (1), stationary rack pinch roller
(2), base (3), bearing pin (4) and side plate (5)；Characterized in that, installation stationary rack pinch roller (2) on the upside of base (3), in fixation
A side plate (5) is fixed in rack pinch roller (2) axial both sides respectively, is on stationary rack pinch roller (2) between this two side plates (5)
The be hinged setting-up eccentricity rack pinch roller (1) in side, the axial both ends of eccentric rack pinch roller (1) pass through jointed shaft and a bearing pin (4) respectively
Connection is arranged on corresponding both sides side plate (5) upper end, wherein, eccentric rack pinch roller (1) bottom is downwardly projected, eccentric rack pinch roller
(1) jointed shaft both sides outer rim is stretched out out against, moreover, wherein extension center of gravity in side is stretched with jointed shaft distance more than opposite side
Go out 2.5 times of portion's center of gravity and jointed shaft distance.
2. cylinder concrete pipe ring orientation prestress as claimed in claim 1 twines an anti-self-rotating mechanism, it is characterised in that eccentric tooth
Bar pinch roller (1) bottom surface and stationary rack pinch roller (2) top surface have tooth form outer rim respectively.
3. cylinder concrete pipe ring orientation prestress as claimed in claim 1 twines an anti-self-rotating mechanism, it is characterised in that eccentric tooth
Bar pinch roller (1) bottom round and smooth protrusion downwards.
4. cylinder concrete pipe ring orientation prestress as claimed in claim 1 twines an anti-self-rotating mechanism, it is characterised in that eccentric tooth
Prismatic is arranged downwards at bar pinch roller (1) bottom, and the raised rib to eccentric rack pinch roller (1) jointed shaft wire length is not less than bias
Rack pinch roller (1) jointed shaft is to stationary rack pinch roller (2) top surface spacing.
5. cylinder concrete pipe ring orientation prestress as claimed in claim 1 twines an anti-self-rotating mechanism, it is characterised in that bearing pin
(4) outer end installation rotary handle.
6. cylinder concrete pipe ring orientation prestress as claimed in claim 1 twines an anti-self-rotating mechanism, it is characterised in that fixing tooth
Bar pinch roller (2) has top platform.
7. cylinder concrete pipe ring orientation prestress as claimed in claim 1 twines an anti-self-rotating mechanism, it is characterised in that eccentric tooth
Bar pinch roller (1) bottom surface is not more than 3 times of steel wire external diameter with stationary rack pinch roller (2) top surface spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720347373.5U CN206825664U (en) | 2017-03-27 | 2017-03-27 | Cylinder concrete pipe ring orientation prestress twines an anti-self-rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720347373.5U CN206825664U (en) | 2017-03-27 | 2017-03-27 | Cylinder concrete pipe ring orientation prestress twines an anti-self-rotating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206825664U true CN206825664U (en) | 2018-01-02 |
Family
ID=60767145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720347373.5U Active CN206825664U (en) | 2017-03-27 | 2017-03-27 | Cylinder concrete pipe ring orientation prestress twines an anti-self-rotating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206825664U (en) |
-
2017
- 2017-03-27 CN CN201720347373.5U patent/CN206825664U/en active Active
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