CN113415745A - Auxiliary device for erecting concrete pouring template and construction method - Google Patents
Auxiliary device for erecting concrete pouring template and construction method Download PDFInfo
- Publication number
- CN113415745A CN113415745A CN202110879121.8A CN202110879121A CN113415745A CN 113415745 A CN113415745 A CN 113415745A CN 202110879121 A CN202110879121 A CN 202110879121A CN 113415745 A CN113415745 A CN 113415745A
- Authority
- CN
- China
- Prior art keywords
- auxiliary device
- concrete pouring
- concrete
- chain block
- template
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/04—Driving gear manually operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/14—Slings with hooks
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- 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
- E04G19/00—Auxiliary treatment of forms, e.g. dismantling; Cleaning devices
- E04G19/003—Arrangements for stabilising the forms or for moving the forms from one place to another
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- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
Abstract
The invention discloses a device for assisting concrete pouring template erection and a construction method, and the device comprises an upright post, a chain block, an end plate and a sling, wherein the upright post is arranged on the upper part of the hand block; the end plate sets up at the stand top, and the top couple of end plate connection chain block, chain block's bottom couple is connected with the hoist cable, the hoist cable end is provided with rings, rings are used for loading concrete placement template. The invention improves the construction efficiency of building the concrete pouring template, thereby solving the problem that the tower crane and the mobile hoisting equipment can not finish hoisting in the traditional operation.
Description
Technical Field
The invention belongs to the technical field of concrete pouring template erection, and particularly relates to an auxiliary device for concrete pouring template erection and a construction method.
Background
In concrete pouring construction, template erection is an indispensable link, steel bars are bound firstly during concrete pouring construction, then a template is erected, the template used during concrete pouring of a hydropower station spillway control section is a large multi-clamp template, and cannot be moved by manual carrying, so that tower crane installation is completed before concrete pouring, and procedures such as template erection, concrete pouring and the like are completed by using a tower crane; meanwhile, mobile hoisting equipment such as automobile hoisting and the like cannot be in place due to the form of an engineering structure.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a device and a construction method for assisting concrete pouring template erection, which improve the construction efficiency of concrete pouring template erection, thereby solving the problem that a tower crane and mobile hoisting equipment cannot finish hoisting in the traditional operation.
In order to realize the purpose, the invention adopts the following technical scheme that: an auxiliary device for erecting a concrete pouring template comprises an upright post, a chain block, an end plate and a sling, wherein the upright post is fixedly connected with the chain block;
the end plate sets up at the stand top, and the top couple of end plate connection chain block, chain block's bottom couple is connected with the hoist cable, the hoist cable end is provided with rings, rings are used for loading concrete placement template.
Furthermore, the upright posts are made of I-shaped steel.
Further, the end plates are made of steel plates.
Furthermore, the end plates and the upright columns are welded and fixed.
Furthermore, the sling is a steel wire rope, the middle part of the steel wire rope is hung on a bottom lifting hook of the chain block, and two ends of the steel wire rope are both connected with lifting rings.
Furthermore, the end plate is provided with a lifting hole, the lifting hole is connected with a clamping ring, and a top lifting hook of the chain block is hung on the clamping ring.
Furthermore, the stand passes through angle steel welded connection with ground.
Further, the bottom ends of the upright posts are inserted into the concrete ground for fixing.
Furthermore, the end plate and the upright post are made of steel materials which are integrally formed.
As another object of the present invention, there is provided a construction method for building a concrete pouring template, in which the auxiliary device is fixed at a position where the concrete pouring template is to be built, and then the concrete pouring template is connected to the concrete pouring template through a lifting ring on a lifting rope, and the concrete pouring template is pulled to move up to a predetermined position by pulling a chain on a chain block to drive the lifting chain.
Compared with the prior art, the method has the advantages that through reasonable arrangement, the auxiliary device is flexibly installed to be matched with the lifting work for building the concrete pouring template under the condition that a lifting blind area occurs in a construction site, the construction efficiency of building the template during concrete pouring of the control section of the spillway of the hydropower station is greatly improved, and the problem that the template lifting cannot be completed because a tower crane and a mobile lifting device cannot be in place during building the flood concrete pouring template of the control section of the spillway is solved. In addition, the hoisting rack disclosed by the invention is simple in structural form, easy to obtain required materials, convenient and quick to manufacture, high in operability and practicability, capable of effectively guaranteeing the safety and stability of template hoisting, improving the template hoisting construction efficiency, saving labor force and saving economic cost.
Furthermore, the upright posts are made of I-shaped steel, the I-shaped steel meeting the actual bearing capacity requirement is selected, the raw materials are simple and easy to obtain, and the I-shaped steel structure is simple and has good mechanical property, can be conveniently fixed on a construction site, and has a good fixing effect.
Furthermore, the end plates and the stand columns are welded and fixed, the welded and fixed effect is good, a stable supporting effect is guaranteed in the concrete pouring template erection process, and the safe and stable construction of the template erection work is guaranteed. And moreover, the end plate and the upright post are connected by adopting a hand welding mode, the welding seam is required to be a type of welding seam, and the connection stability between the end plate and the upright post is ensured.
Furthermore, multiple optional modes are fixed between the upright post and the ground, selection can be performed according to actual requirements of a construction site, the upright post is supported on the ground through angle steel welding connection or fixed through inserting the bottom end of the upright post 1 into a concrete ground, and the stability of connection between the upright post and the ground can be better ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the attached drawings, 1, a vertical column; 2. an end plate; 3. a chain block; 4. a sling; 5. a snap ring; 21. hoisting holes; 41. a lifting ring.
Detailed Description
In order to make the purpose, technical effect and technical solution of the embodiments of the present invention clearer, the following describes the technical solution of the embodiments of the present invention clearly and completely with reference to the accompanying drawings in the present invention; it is to be understood that the described embodiments are only some of the embodiments of the present invention. Other embodiments, which can be derived by one of ordinary skill in the art from the disclosed embodiments without inventive faculty, are intended to be within the scope of the invention.
As shown in fig. 1, in the auxiliary device for erecting the concrete pouring template, the top of an upright post 1 is provided with an end plate 2, and the end plate 2 is provided with a lifting hole 21 connected with a chain block 3 through a clamping ring 5; the size of lifting eye 21 is according to the big or small design of the screw rod of snap ring 5, it has rings 41 to work out on hoist cable 4, hoist cable 4 hangs on the lifting hook of chain block 3 bottom, rings 41 and the concrete placement template on the hoist cable 4 pass through snap ring 5 to be connected, through the pulling zip fastener drive lifting chain pulls the template rebound and then accomplishes the setting up of concrete placement template on chain block 3.
As the preferred embodiment of the invention, the upright post 1 of the invention adopts I-shaped steel, and the end plate 2 adopts steel plate; the end plate 2 and the upright post 1 are welded and fixed.
In other embodiments of the present invention, the end plate 2 and the upright 1 are made of steel integrally.
In a specific embodiment of the present invention, the vertical column 1 is connected to the ground by angle steel welding according to the actual situation of the construction site. Of course, in other embodiments of the invention, the lower end of the upright 1 is inserted into the concrete ground for fixing.
In one embodiment of the present invention, the auxiliary device is fabricated by the following steps.
1. Manufacturing a stand column 1; carrying out stress calculation and stress analysis according to the maximum weight of the sum of the template to be lifted, the self weight of the chain block, the self weight of the sling and the self weight of the clamping ring, determining the bearing capacity of a section required by lifting the template with the maximum weight, determining the specification type of the I-steel meeting the bearing capacity through a specification parameter table of the section, determining the height of an upright column according to the in-place height of the template to be lifted, the height of the chain block and the height of the sling, purchasing materials, and cutting the upright column into the length required by lifting the lifting rack by using a hand cutter; the height of the upright column is determined according to the in-place height of the template, the height of the sling and the lifting height of the hand-operated hoist, the integral height of the upright column and the anchoring end plate needs to meet the in-place requirement of the template in the hoisting process, and the integral height of the upright column and the anchoring end plate cannot be too high or too low, so that the too high stability is reduced, and the too low template cannot be in place.
2. Manufacturing an end plate 2; and (3) carrying out stress calculation and stress analysis according to the maximum weight steel plate to be lifted, determining the thickness and the structural form of the steel plate of the end plate required by lifting the maximum weight template, selecting the steel plate meeting the conditions from the existing materials in the field, and cutting and blanking by using a hand-held cutter.
3. The end plate 2 is connected with the upright post 1; the end plate 2 and the upright post 1 are connected by welding, the welding mode adopts handle welding, the type of the welding line is 1 type welding line, and the welding line is qualified through appearance and nondestructive testing and is put into use.
4. Manufacturing a sling 4; the sling 4 is made of a steel wire rope, and the length of the steel wire rope is determined according to the stability of the integral hoisting structure, the maximum in-place height of the hoisted template and the like.
In a concrete embodiment, the construction method for erecting the concrete pouring formworks by using the auxiliary device of the present invention is that, firstly, the auxiliary device is fixed at the position where the concrete pouring formworks are to be erected, then the concrete pouring formworks are connected with the concrete pouring formworks through the hanging rings 41 on the slings 4, and the concrete pouring formworks are erected by pulling the chain on the chain block 3 to drive the hanging chain to pull the concrete pouring formworks to move upwards to a preset position.
In conclusion, the invention solves the problem that the templates cannot be hoisted in the in-place area of the tower crane and the mobile hoisting equipment at the control section of the spillway of the hydropower station by utilizing the hoisting frame, and realizes the hoisting of the large templates by utilizing the simple hoisting frame; the steel formwork hoisting machine is simple and flexible in application, the needed manufacturing materials are simple, and the manufacturing of the hoisting frame can be completed by one steel plate, one section of steel wire rope, one chain block and the clamping ring.
Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can make modifications and equivalents to the specific embodiments of the invention without departing from the spirit and scope of the invention, which is set forth in the following claims.
Claims (10)
1. An auxiliary device for erecting a concrete pouring template is characterized by comprising a vertical column (1), a chain block (3), an end plate (2) and a sling (4), wherein the vertical column is provided with a plurality of vertical columns;
the end plate (2) is arranged at the top of the upright column (1), the end plate is connected with a top hook of the chain block (3), a sling (4) is connected with a bottom hook of the chain block (3), the tail end of the sling (4) is provided with a lifting ring (41), and the lifting ring (41) is used for loading a concrete pouring template.
2. An auxiliary device for concrete pouring formwork erection according to claim 1, characterized in that said upright (1) is made of i-steel.
3. An auxiliary device for concrete pouring formwork erection according to claim 1, characterized in that the end plates (2) are steel plates.
4. An auxiliary device for concrete pouring formwork erection according to claim 1, characterized in that the end plates (2) are welded and fixed with the upright (1).
5. The auxiliary device for concrete pouring template erection according to claim 1, characterized in that the sling (4) is a steel wire rope, the middle part of the steel wire rope is hung on the bottom lifting hook of the chain block (3), and both ends of the steel wire rope are connected with lifting rings (41).
6. An auxiliary device for concrete pouring formwork erection according to claim 1, characterized in that the end plate (2) is provided with a hanging hole (21), the hanging hole (21) is connected with a snap ring (5), and a top lifting hook of a chain block (3) is hung on the snap ring (5).
7. An auxiliary device for concrete pouring formwork erection according to claim 1, characterized in that the upright (1) is connected with the ground by angle iron welding.
8. An auxiliary device for concrete pouring formwork erection according to claim 1, characterized in that the bottom end of the upright (1) is inserted into the concrete ground for fixing.
9. An auxiliary device for concrete pouring formwork erection according to claim 1, characterized in that the end plates (2) and the columns (1) are of integrally formed steel.
10. The concrete casting form erecting construction method according to claim 1, wherein the auxiliary device is used as in any one of claims 1 to 9, the auxiliary device is fixed at a position where the concrete casting form erecting is required, then the auxiliary device is connected with the concrete casting form through a hanging ring (41) on a sling rope (4), and the concrete casting form is erected by pulling a zipper on a chain block (3) to drive the hanging chain to pull the concrete casting form to move upwards to a preset position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110879121.8A CN113415745A (en) | 2021-07-30 | 2021-07-30 | Auxiliary device for erecting concrete pouring template and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110879121.8A CN113415745A (en) | 2021-07-30 | 2021-07-30 | Auxiliary device for erecting concrete pouring template and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113415745A true CN113415745A (en) | 2021-09-21 |
Family
ID=77718629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110879121.8A Pending CN113415745A (en) | 2021-07-30 | 2021-07-30 | Auxiliary device for erecting concrete pouring template and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113415745A (en) |
-
2021
- 2021-07-30 CN CN202110879121.8A patent/CN113415745A/en active Pending
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