CN201186952Y - PCCP cathodic protection conduction and steel wire anchoring integrated apparatus - Google Patents
PCCP cathodic protection conduction and steel wire anchoring integrated apparatus Download PDFInfo
- Publication number
- CN201186952Y CN201186952Y CNU2008200055964U CN200820005596U CN201186952Y CN 201186952 Y CN201186952 Y CN 201186952Y CN U2008200055964 U CNU2008200055964 U CN U2008200055964U CN 200820005596 U CN200820005596 U CN 200820005596U CN 201186952 Y CN201186952 Y CN 201186952Y
- Authority
- CN
- China
- Prior art keywords
- steel wire
- layer
- steel
- anchoring part
- layers
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Prevention Of Electric Corrosion (AREA)
Abstract
The utility model relates to an anchor fixing and connecting device which is composed of a L-shaped cathode steel plate (1), a first layer of steel wire anchor chock (2), a first layer of steel wire anchor (3), a cushion layer of square steel (4), a second layer of steel wire anchor (5) and a second layer of steel wire anchor chock (6), wherein, the first layer of steel wire anchor chock (2) and the second layer of steel wire anchor chock (6) are respectively welded on the L-shaped cathode steel plate (1), the top end of the L-shaped cathode steel plate (1), the top end of the first layer of steel wire anchor chock (2) and the top end of the second layer of steel wire anchor chock (6) are positioned on the same plane, the first layer of steel wire anchor chock (3) and the second layer of steel wire anchor chock (5) are respectively clamped in slots of the first layer of steel wire anchor chock (2) and the second layer of steel wire anchor chock (6), grooves which can clamp and connect steel wires are respectively arranged on the first layer of steel wire anchor (3) and the second layer of steel wire anchor (5), and the cushion layer of square steel (4) is welded on the L-shaped cathode steel plate (1). The anchor fixing and connecting device solves the problem of electrical conduction of a metal part in PCCP and simultaneously solves the hidden quality problem that the fixation and the connection of the prior anchor fixing mode are not firm.
Description
Technical field:
The utility model relates to a kind of anchor connection device, this device is to be applied to large-sized prestress steel cylinder concrete water transmission pipe (PRESTRESSED CYLINDER CONCRETE PIPE, be called for short: important device PCCP), PCCP is mainly used in the long water delivery engineering apart from senior engineer's pressure.
Background technology:
Anticipate as shown in Figure 1; it is the method that prevents metallic material corrosion with electrochemical method that PCCP mainly constitutes galvanic protection by coating mortar (1) compressor wire (2), tube core by steel cylinder (3), outer concrete (4), interior layer concrete (5), interface (6); also claiming " sacrificial anode protection ", is one of important anti-corrosion measure in the section DN4000PCCP pipeline of south water to north work centerline Beijing.
PCCP is implemented the galvanic protection anti-corrosion measure, need when producing, the metal parts among the PCCP to be carried out good electrical connection, i.e. the whole conductings of metal parts.
At present the steel wire anchor member (referring to accompanying drawing 2) that uses is made up of anchoring part (1), anchor (3) and the grasp (4) that is welded on the anchoring part.The anchoring part (1) of band grasp (4) is embedded in the concrete skin at tube core two ends during the casting concrete tube core.Before twining compressor wire anchor (3) is snapped in anchoring part (1), compressor wire (2) is pounded into anchor (3) fixing (compressor wire is forbidden welding), and its final anchor force is from two grasps (4) and concrete mechanical snap at concrete pipe two ends.This anchoring process has following shortcoming:
* can not realize conducting between the steel cylinder in compressor wire and the tube core;
The concrete that easily shatters when * steel wire is pounded into anchor (3) brings hidden danger of quality for the steel wire anchoring.
Description of drawings
The PCCP tubular construction synoptic diagram that accompanying drawing 1 relates to for the utility model is made of coating mortar (1), compressor wire (2), steel cylinder (3), outer concrete (4), interior layer concrete (5), interface (6).
Accompanying drawing 2 is the structural representation of existing anchoring piece.Anchoring part (1), compressor wire (2), anchor (3), grasp (4) constitute.
Accompanying drawing 3 is a structural representation of the present utility model.The utility model is by L-cathode steel plate (1), layer of steel wire anchoring part (2), layer of steel wire anchor (3), bed course square steel (4), two layers of steel wire anchor (5), two layers of steel wire anchoring part (6) constitute, wherein layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) are welded on respectively on the L-cathode steel plate (1), the top of L shaped negative electrode steel plate (1) top and layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) is same plane, layer of steel wire anchor (3) and two layers of steel wire anchor (5) snap in respectively in the draw-in groove of layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6), have respectively on layer of steel wire anchor (3) and the two layers of steel wire anchor (5) can the clamping steel wire groove, bed course square steel (4) is welded on the L-cathode steel plate (1), and the long limit of bed course square steel (4) vertical face sides and L-cathode steel plate (1) have the plane (7) that can weld the first layer band steel band.
Surface structure schematic perspective view when accompanying drawing 4 is applied on the PCCP for the utility model is made of L-cathode steel plate (1), layer of steel wire anchoring part (2), layer of steel wire anchor (3), bed course square steel (4), two layers of steel wire anchor (5), two layers of steel wire anchoring part (6), the first layer band steel band (10), second layer band steel band (11), socket steel ring (12), bellmouth steel loop (14), steel cylinder (15).
Accompanying drawing 5 partly cuts open synoptic diagram for the utility model is applied in PCCP when going up, and is made of L-cathode steel plate (1), layer of steel wire anchoring part (2), layer of steel wire anchor (3), bed course square steel (4), two layers of steel wire anchor (5), two layers of steel wire anchoring part (6), screed (16), the first layer compressor wire (8), second layer compressor wire (9), the first layer band steel band (10), second layer band steel band (11), socket steel ring (12), concrete (13), bellmouth steel loop (14), steel cylinder (15).
Summary of the invention
The purpose of this utility model is, designs a kind of PCCP galvanic protection and conducts and steel wire anchoring integrated device, solves the problem that conducts of metalwork among the PCCP, solves original anchorage style simultaneously and has affixed unstable hidden danger of quality.
Anticipate as shown in Figure 3, the utility model is characterized in that: described device is by L-cathode steel plate (1), layer of steel wire anchoring part (2), layer of steel wire anchor (3), bed course square steel (4), two layers of steel wire anchor (5), two layers of steel wire anchoring part (6) constitute, wherein layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) are welded on respectively on the L-cathode steel plate (1), the top of L shaped negative electrode steel plate (1) top and layer of steel wire anchoring part (2.) and two layers of steel wire anchoring part (6) is same plane, layer of steel wire anchor (3) and two layers of steel wire anchor (5) snap in respectively in the draw-in groove of layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6), have respectively on layer of steel wire anchor (3) and the two layers of steel wire anchor (5) can the clamping steel wire groove, bed course square steel (4) is welded on the L-cathode steel plate (1), bed course square steel (4) and L-cathode steel plate (1) but long limit vertical face sides the plane (7) of one Welding flat steel band is arranged.
Shown in accompanying drawing 3 and accompanying drawing 5, during the utility model work, two identical anchoring integrated devices are welded to respectively on the bellmouth steel loop (14) and socket steel ring (12) at steel cylinder (15) two ends, the top of L shaped negative electrode steel plate (1) top and layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) is same plane, the inwall that to be close to the PCCP external mold, foreign material enter from the side of layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) when preventing casting concrete, fill with block rubber in advance in the groove of layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6).Steel cylinder (15) is inserted the PCCP mould, build (inside and outside layer concrete) and form tube core, mould is thrown off the back and is taken out layer of steel wire anchoring part (2) and the interior block rubber weighting material of two layers of steel wire anchoring part (6).At the position at L-cathode steel plate (1) top (7) welding the first layer band steel band (10) (purpose is further to improve the performance that conducts of steel wire), welding bed course square steel (4) (purpose is to be convenient to weld second layer band steel band (11)), then layer of steel wire anchor (3) and two layers of steel wire anchor (5) are packed into layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6), the initiating terminal of the first layer compressor wire (8) is pounded into layer of steel wire anchor (3) with hammer, the tail end of the first layer compressor wire (8) is fixed on the steel wire anchor (3) of the body the other end again.After twining end, outside steel wire, make about 1 centimeter screed (7), treat that screed (7) is hardened to sufficient intensity, second layer band steel band (11) is welded on bed course square steel (4) goes up and twine second layer compressor wire (9), method is with winding the first layer steel wire, but head, the tail of second layer compressor wire (9) are separately fixed on the two layers of steel wire anchor in body two ends (5).Because layer of steel wire anchor (3) is different with the height of two layers of steel wire anchor (5), can distinguish the two-layer steel wire of anchoring easily.The first layer compressor wire (8) and second layer compressor wire (9) are tightly pushed down the first layer band steel band (10) and second layer band steel band (11) respectively.Outside second layer compressor wire (9), make mortar cover (16) afterwards.
Embodiment
Embodiment:
Shown in accompanying drawing 3 and accompanying drawing 5, two identical anchoring integrated devices are welded to respectively on the bellmouth steel loop (14) and socket steel ring (12) at steel cylinder (15) two ends, the width of L shaped negative electrode steel plate (1) is 180 millimeters; Highly equal the outside concrete thickness of tube core steel cylinder (15) (conditions such as the interior pressure that is subjected to according to body, external pressure are calculated and determined), for example: the PCCP of 0.8MPa, 6 meters of earthing, DN4000, the height of L shaped negative electrode steel plate (1) is 228 millimeters, and thickness is 4 millimeters (pipe diameter≤2400 millimeter) and 6 millimeters (pipe diameter＞2400 millimeter).The top of L shaped negative electrode steel plate (1) top and layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) is same plane, the inwall that to be close to the PCCP external mold, foreign material enter from the side of layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) when preventing casting concrete, fill with block rubber in advance in the groove of layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6).Steel cylinder (15) is inserted the PCCP mould, build inside and outside layer concrete and form tube core, mould is thrown off the back and is taken out layer of steel wire anchoring part (2) and the interior block rubber weighting material of two layers of steel wire anchoring part (6).Welding the first layer band steel band (10) (purpose is further to improve the performance that conducts of steel wire), welding bed course square steel (4) (purpose is to be convenient to weld second layer band steel band (11)), then layer of steel wire anchor (3) and two layers of steel wire anchor (5) are packed into layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) are pounded the initiating terminal of the first layer compressor wire (8) into layer of steel wire anchor (3) with hammer again.The tail end of the first layer compressor wire (8) is fixed on the steel wire anchor (3) of the body the other end.After twining end, outside steel wire, make about 1 centimeter screed (7), treat that screed (7) is hardened to sufficient intensity, second layer band steel band (11) is welded on bed course square steel (4) goes up and twine second layer compressor wire (9), method is with winding the first layer steel wire, but head, the tail of second layer compressor wire (9) are separately fixed on the two layers of steel wire anchor in body two ends (5).Because layer of steel wire anchor (3) is different with the height of two layers of steel wire anchor (5), can distinguish the two-layer steel wire of anchoring easily.Outside second layer compressor wire (9), make mortar cover (7) afterwards.
Advantage of the present utility model is:
* layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) are welded on the L shaped negative electrode steel plate (1), and L shaped negative electrode steel plate (1) is welded on bellmouth steel loop (14) and the socket steel ring (12), behind the casting concrete, layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) are taken root with bellmouth steel loop (14) and socket steel ring (12) welding, can be because of not knocking the surrounding concrete that shatters.
* the first layer compressor wire (8) and second layer compressor wire (9) have been realized conducting of the first layer compressor wire (8) and second layer compressor wire (9) and other metal partss by layer of steel wire anchor (3) and two layers of steel wire anchor (5), layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6), L shaped negative electrode steel plate (1) and bellmouth steel loop (14) and socket steel ring (12) and steel cylinder (15) close-coupled.
* L shaped negative electrode steel plate (1) is in advance integrated good with layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6), only needs during the dress mould integration member is welded in corresponding position, has simplified production process, has reduced hidden danger of quality.
Claims (1)
1. a PCCP galvanic protection conducts and steel wire anchoring integrated device; it is characterized in that: described device is by L-cathode steel plate (1); layer of steel wire anchoring part (2); layer of steel wire anchor (3); bed course square steel (4); two layers of steel wire anchor (5); two layers of steel wire anchoring part (6) constitute; wherein layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) are welded on respectively on the L-cathode steel plate (1); the top of L shaped negative electrode steel plate (1) top and layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6) is same plane; layer of steel wire anchor (3) and two layers of steel wire anchor (5) snap in respectively in the draw-in groove of layer of steel wire anchoring part (2) and two layers of steel wire anchoring part (6); have respectively on layer of steel wire anchor (3) and the two layers of steel wire anchor (5) can the clamping steel wire groove; bed course square steel (4) is welded on the L-cathode steel plate (1), bed course square steel (4) and L-cathode steel plate (1) but long limit vertical face sides the plane (7) of one Welding flat steel band is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200055964U CN201186952Y (en) | 2008-03-07 | 2008-03-07 | PCCP cathodic protection conduction and steel wire anchoring integrated apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200055964U CN201186952Y (en) | 2008-03-07 | 2008-03-07 | PCCP cathodic protection conduction and steel wire anchoring integrated apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201186952Y true CN201186952Y (en) | 2009-01-28 |
Family
ID=40309972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200055964U Expired - Lifetime CN201186952Y (en) | 2008-03-07 | 2008-03-07 | PCCP cathodic protection conduction and steel wire anchoring integrated apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201186952Y (en) |
-
2008
- 2008-03-07 CN CNU2008200055964U patent/CN201186952Y/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104674808A (en) | Novel assembly type hollow grouting anchor bolt and construction method thereof | |
| CN108104121B (en) | Structure and method for improving compressive strength of pressure type anchor cable cement grouting body | |
| CN103498535B (en) | Carbon fiber composite reinforcement material tabular cross section anchoring process | |
| CN205617661U (en) | Short sleeve grout steel bar connection connects and connecting sleeve and pressure -bearing ring that have thereof | |
| CN211401921U (en) | Anchor rod drawing device | |
| CN204475327U (en) | A kind of novel fabricated anchor pole with cage of reinforcement | |
| CN102808414A (en) | Bonded post-tensioned prestressed anchoring construction method for cast-in-place concrete structure | |
| CN201261950Y (en) | Open pore structure on steel reinforced concrete pond wall | |
| CN201186952Y (en) | PCCP cathodic protection conduction and steel wire anchoring integrated apparatus | |
| CN204125943U (en) | For the end plate of steel strand centrifugal concrete pile | |
| CN205529907U (en) | P -type anchorage device at fixed end | |
| CN207525618U (en) | A kind of prestress anchorage system with compression spring | |
| CN205064431U (en) | Inside callipers formula pneumatic cylinder for anchor is buried deeply in stretch -draw | |
| CN109372133B (en) | Middle-buried rubber water stop installation and positioning construction method | |
| CN201802077U (en) | Bullet-shaped sleeve head for steel strand wire to penetrate curve section of prestressing pipeline | |
| CN104612732A (en) | Novel hollow grouting anchor rod with multi-level inverse branches | |
| CN210316592U (en) | Prestressed pipeline positioning device of segment beam | |
| CN213204673U (en) | Can have enough to meet need full assembled concrete and face to build prefabricated floor for board house | |
| CN201377177Y (en) | Inside mould for forming reserved hole of concrete foundation | |
| CN210616870U (en) | Prefabricated case roof beam ventilation hole forming device | |
| CN109518885B (en) | Prestressed anchoring device, anchoring system applying prestressed anchoring device and construction method | |
| CN209323555U (en) | The moment connection structure and foundation structure of railroad bridge large-diameter tubular pile and cushion cap | |
| CN111962769A (en) | Prestressed concrete stretch-draw stiff end extrusion formula anchor structure | |
| CN100398761C (en) | Anchor | |
| CN215670540U (en) | Stretch-draw pre-buried pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Hanjian Heshan Pipeline Co., Ltd. Assignor: Beijing Hanjian Construction Group Co., Ltd. Contract record no.: 2010110000087 Denomination of utility model: PCCP cathodic protection conduction and steel wire anchoring integrated apparatus Granted publication date: 20090128 License type: Exclusive License Record date: 20100726 |
|
| ASS | Succession or assignment of patent right |
Owner name: BEIJING HANJIAN HESHAN PIPELINE CO., LTD. Free format text: FORMER OWNER: BEIJING HANJIAN CONSTRUCTION GROUP Effective date: 20130423 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100073 HAIDIAN, BEIJING TO: 102423 FANGSHAN, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130423 Address after: 102423 Beijing city Fangshan District Hancunhe town Hancunhe village nature Metro commercial building block C No. 3 NGA Patentee after: Beijing Hanjian Heshan Pipeline Co., Ltd. Address before: 100073, 6, Wu Jia Road, West Third Ring Road, Haidian District, Beijing Patentee before: Beijing Hanjian Construction Group Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090128 |