CN111663455A - Trackless light hydraulic creeping formwork - Google Patents
Trackless light hydraulic creeping formwork Download PDFInfo
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- CN111663455A CN111663455A CN202010656430.4A CN202010656430A CN111663455A CN 111663455 A CN111663455 A CN 111663455A CN 202010656430 A CN202010656430 A CN 202010656430A CN 111663455 A CN111663455 A CN 111663455A
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- truss
- frame truss
- suspender
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a light-duty hydraulic climbing mould of trackless formula which characterized in that: the lower end of the steel template truss is provided with a frame truss, and the frame truss comprises an upper cross beam and a lower cross beam of the frame truss; anti-falling sheets are arranged on the upper and lower side walls of the inner side of the frame truss, and the lower end of the upright column in the frame truss is provided with a jacking fulcrum; before concrete is poured on a section of a construction pier, a taper pin insertion hole needs to be pre-embedded; the upper end of the climbing hanging plate is provided with a stressed suspender fulcrum, and the lower end of the climbing hanging plate is provided with an anti-falling device; and a stressed suspender is hung at the fulcrum of the stressed suspender, the middle section of the stressed suspender penetrates through the stand column at the inner side of the frame truss, a hydraulic wedge block penetrating jack is arranged at the lower end of the stressed suspender, and the frame truss and the steel formwork truss at the upper end of the frame truss integrally climb up section by section. The invention has the advantages of simple structure, convenient operation, ensured safety performance, meeting design requirements, improving climbing speed and ensuring construction safety.
Description
Technical Field
The invention relates to a hydraulic creeping formwork for a bridge pier stud construction tool, in particular to a trackless light hydraulic creeping formwork.
Background
With the scientific and technical progress and the vigorous development of capital construction, the designed bridge-tunnel ratio in the road and railway construction in China is larger and larger, and the bridge extends towards a high pier and a large span. Particularly, in some remote high mountain and large canyon regions, the application of the high pier bridge is wider. In recent years, more and more bridges having a height exceeding one hundred meters are designed. In the construction process of the pier with more than one hundred meters, the requirement on pier column creeping formwork construction is higher and higher. The pier stud is higher, the influence on the whole construction progress of the bridge is large, and the potential safety hazard is larger. The method requires that the climbing speed of the template is high during pier construction, the operation steps are simple, and the safety performance needs to be ensured. Therefore, the construction unit continuously carries out technical innovation on the traditional creeping formwork in the actual construction process. The city company of limited responsibility of Sichuan road bridge, in the golden yang river grand bridge of Jinyang county of Liangshan mountain of Sichuan province built, the highest point of the bridge floor is 209.3 meters, in the concrete-filled steel tube bridge pier construction process of the world first high pier at present, according to the concrete requirements of the design scheme of the bridge, in order to meet the requirements of the engineering progress, a trackless light hydraulic creeping formwork is developed after repeated improvement, so that the safety of creeping formwork construction is enhanced, and the key effect of improving the bridge pier construction speed is achieved.
Disclosure of Invention
The invention provides a trackless light hydraulic creeping formwork, which aims to meet the requirement of rapid construction of an ultrahigh pier. Through technical innovation of the traditional creeping formwork structure, the main frame body structure of the creeping formwork is greatly lightened, and the wall-penetrating screw for anchoring the traditional creeping formwork hanging plate is optimized into a 45-degree oblique bolt, so that the mounting and dismounting of the bearing hanging plate are facilitated; and need not set up the track that climbs, lean on biography power screw rod to pass power and climb, simple structure convenient operation had both satisfied that climbing speed is fast, realized operating procedure simple again, and it is more important to pay attention to the light-duty hydraulic climbing formwork of trackless formula that the security performance is guaranteed, reaches the purpose that satisfies the design requirement, improves climbing speed, assurance construction safety.
The purpose of the invention is realized by implementing the following technical scheme:
the utility model provides a light-duty hydraulic climbing mould of trackless formula, includes steel form, support body truss and climbing system, its characterized in that: a frame truss is arranged at the lower end of a steel template truss consisting of a steel template, a steel template vertical rod, a steel template diagonal brace rod and a steel template backward moving device, and comprises a frame truss upper cross beam, a frame truss diagonal brace rod and a frame truss lower cross beam; anti-falling sheets are arranged on the upper and lower side walls of the inner side of the frame truss, and the lower end of the upright column in the frame truss is provided with a jacking fulcrum;
before concrete is poured on a section of a construction pier, an embedded taper pin inserting hole is obliquely reserved in a steel bar framework which is manufactured at the climbing point position of the previous section, the outer height of the embedded taper pin is 30-60 degrees, and a climbing hanging plate is fixed at the climbing point position of the previous section through the embedded taper pin inserting hole; the upper end of the climbing hanging plate is provided with a stressed suspender fulcrum, and the lower end of the climbing hanging plate is provided with an anti-falling device; and a stressed suspender is hung at the fulcrum of the stressed suspender, the middle section of the stressed suspender penetrates through the upright column at the inner side of the frame truss, a hydraulic wedge block penetrating jack is arranged at the lower end of the stressed suspender, and the hydraulic wedge block penetrating jack integrally climbs the frame truss and the steel formwork truss at the upper end of the frame truss upwards section by section through a jacking fulcrum at the lower end of the upright column at the inner side of the stressed frame truss.
The additional technical characteristics are as follows:
1) the lower end of the lower cross beam of the frame truss is provided with a lifting platform lifting rope, a lifting electric hoist is arranged on the lifting platform lifting rope, the lower end of the lifting platform lifting rope is provided with a lifting platform, an outer side railing is arranged on the lifting platform, a foldable railing is arranged on the inner side of the lifting platform, the lower end of the lower cross beam of the frame truss is provided with two fixed bottom platform hanging rods, and bearing pins are arranged at the intersection of the fixed bottom platform hanging rods and the lifting platform.
2) The lower end of the fixed bottom platform suspender is provided with a fixed bottom platform.
Drawings
FIG. 1 is a view of the working state of the creeping formwork of the present invention;
fig. 2 is a climbing state view of the climbing formwork of the invention.
The labels in the figure are: 1 is a steel template, 2 is a steel template vertical rod, 3 is a steel template diagonal strut, 4 is a steel template backward moving device, 5 is a frame truss, 6 is a frame truss upper cross beam, 7 is a frame truss diagonal strut, 8 is a frame truss lower cross beam, 9 is a lifting platform lifting rope at the lower end of the frame truss, 10 is a lifting electric hoist on the lifting platform lifting rope, 11 is a lifting platform, 12 is an outer side rail of the lifting platform, 13 is a foldable rail at the inner side of the lifting platform, 14 is a fixed bottom platform lifting rod at the lower end of the frame truss, 15 is a fixed bottom platform, 16 is a bearing pin at the intersection of the fixed bottom platform lifting rod and the lifting platform, 17 is a pre-embedded taper pin, 18 is a climbing hanging plate, 19 is an anti-falling device at the lower end of the climbing hanging plate, 20 is a climbing hanging plate stress fulcrum, 21 is an anti-falling plate, 22 is a stress hanging rod, 24 is a jacking fulcrum at the lower end of the upright column at the inner side of the frame truss.
The invention has the advantages that: the invention provides a trackless light hydraulic creeping formwork, which aims to meet the requirement of rapid construction of an ultrahigh pier. Through technical innovation of the traditional creeping formwork structure, the main frame body structure of the creeping formwork is greatly lightened, and the wall-penetrating screw for anchoring the traditional creeping formwork hanging plate is optimized into a 45-degree oblique bolt, so that the mounting and dismounting of the bearing hanging plate are facilitated; and need not set up the track that climbs, lean on biography power screw rod to pass power and climb, simple structure convenient operation had both satisfied that climbing speed is fast, realized operating procedure simple again, and the light-duty hydraulic climbing mould of trackless formula that the security performance is guaranteed is more emphasized, realizes satisfying the design requirement, improving climbing speed, assurance construction safety's advantage.
Detailed Description
Example 1
Type A: trackless light hydraulic creeping formwork
The method is characterized in that: a frame truss 5 is arranged at the lower end of a steel template truss consisting of a steel template 1, a steel template vertical rod 2, a steel template diagonal rod 3 and a steel template backward moving device 4, and the frame truss 5 comprises a frame truss upper beam 6, a frame truss diagonal rod 7 and a frame truss lower beam 8; the anti-falling sheet 21 is arranged on the side wall of the inner side of the frame truss 5, and the lower end of the upright column in the frame truss is provided with a jacking fulcrum 24;
before concrete is poured on a section of a construction pier, an embedded taper pin 17 inserting hole is obliquely reserved in a steel bar framework which is required to be manufactured at the climbing point position of the previous section, the outer height of the embedded taper pin 17 inserting hole is 30-60 degrees, and the climbing hanging plate 18 is fixed at the climbing point position of the previous section through the embedded taper pin 17 inserting hole; a stressed suspender fulcrum 20 is arranged at the upper end of the climbing hanging plate 18, and an anti-falling device 19 is arranged at the lower end of the climbing hanging plate; a stress suspender 22 is hung at the stress suspender fulcrum 20, the middle section of the stress suspender 22 penetrates through the upright column at the inner side of the frame truss 5, a hydraulic wedge block penetrating jack 23 is arranged at the lower end of the stress suspender 22, and the hydraulic wedge block penetrating jack 23 integrally climbs the frame truss 5 and the steel formwork truss at the upper end of the frame truss upwards section by section through a jacking fulcrum 24 at the lower end of the upright column at the inner side of the stress frame truss.
Example 2
Type B: trackless light hydraulic creeping formwork
This light-duty hydraulic creeping formwork of trackless formula is the same basically with the light-duty hydraulic creeping formwork structure of A type trackless formula, and the difference only lies in: the lower end of the lower frame truss beam 8 is provided with a lifting platform lifting rope 9, a lifting electric hoist 10 is arranged on the lifting platform lifting rope 9, a lifting platform 11 is arranged at the lower end of the lifting platform lifting rope 9, an outer side railing 12 is arranged on the lifting platform, a foldable railing 13 is arranged on the inner side of the lifting platform, two fixed bottom platform suspenders 14 are arranged at the lower end of the lower frame truss beam 8, and a bearing pin 16 is arranged at the intersection of the fixed bottom platform suspenders 14 and the lifting platform 11.
Example 3
Type C: trackless light hydraulic creeping formwork
This light-duty hydraulic creeping formwork of trackless formula is the same basically with the light-duty hydraulic creeping formwork structure of B type trackless formula, and the difference only lies in: a fixed bottom platform 15 is arranged at the lower end of the fixed bottom platform suspender 14.
Claims (3)
1. The utility model provides a light-duty hydraulic climbing mould of trackless formula, includes steel form, support body truss and climbing system, its characterized in that: a frame truss (5) is arranged at the lower end of a steel template truss formed by a steel template (1), a steel template vertical rod (2), a steel template diagonal brace (3) and a steel template backward moving device (4), and the frame truss (5) comprises a frame truss upper cross beam (6), a frame truss diagonal brace (7) and a frame truss lower cross beam (8); the anti-falling piece (21) is arranged on the side wall of the inner side of the frame truss (5), and the lower end of the upright post in the frame truss is provided with a jacking fulcrum (24);
before concrete is poured on a section of a construction pier, an inserting hole of a pre-buried taper pin (17) is reserved in a reinforcing steel bar framework which is manufactured at the climbing point position of the previous section in an inclined mode, wherein the outer height of the inserting hole is 30-60 degrees, and the climbing hanging plate (18) is fixed at the climbing point position of the previous section through the pre-buried taper pin (17); a stressed suspender fulcrum (20) is arranged at the upper end of the climbing hanging plate (18), and a falling prevention device (19) is arranged at the lower end of the climbing hanging plate; a stress suspender (22) is hung at the stress suspender fulcrum (20), the middle section of the stress suspender (22) penetrates through an inner side upright post of the frame truss (5), a hydraulic wedge block penetrating jack (23) is arranged at the lower end of the stress suspender (22), and the hydraulic wedge block penetrating jack (23) integrally climbs the frame truss (5) and the steel formwork truss at the upper end of the frame truss upwards section by section through a jacking fulcrum (24) at the lower end of the inner side upright post of the stress frame truss.
2. The trackless, lightweight hydraulic creeping formwork of claim 1, characterized in that: support body truss bottom end rail (8) lower extreme is provided with liftable platform lifting rope (9) be provided with lift electric block (10) on liftable platform lifting rope (9) lower extreme sets up liftable platform (11) be provided with outside railing (12) on the liftable platform inboard is provided with folded cascade railing (13) support body truss bottom end rail (8) lower extreme is provided with two fixed base platform jib (14) with liftable platform (11) intersection be provided with bearing round pin (16).
3. The trackless, lightweight hydraulic creeping formwork of claim 2, characterized in that: the lower end of the fixed bottom platform suspender (14) is provided with a fixed bottom platform (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010656430.4A CN111663455A (en) | 2020-07-09 | 2020-07-09 | Trackless light hydraulic creeping formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010656430.4A CN111663455A (en) | 2020-07-09 | 2020-07-09 | Trackless light hydraulic creeping formwork |
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| Publication Number | Publication Date |
|---|---|
| CN111663455A true CN111663455A (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010656430.4A Pending CN111663455A (en) | 2020-07-09 | 2020-07-09 | Trackless light hydraulic creeping formwork |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775175A (en) * | 2021-09-06 | 2021-12-10 | 广西长长路桥建设有限公司 | Hydraulic creeping formwork and creeping formwork construction method |
| CN114837071A (en) * | 2022-05-16 | 2022-08-02 | 中国十九冶集团有限公司 | Construction method for pouring concrete high pier |
-
2020
- 2020-07-09 CN CN202010656430.4A patent/CN111663455A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775175A (en) * | 2021-09-06 | 2021-12-10 | 广西长长路桥建设有限公司 | Hydraulic creeping formwork and creeping formwork construction method |
| CN114837071A (en) * | 2022-05-16 | 2022-08-02 | 中国十九冶集团有限公司 | Construction method for pouring concrete high pier |
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