CN202346582U - Large diameter steel bar hoisting clamp - Google Patents
Large diameter steel bar hoisting clamp Download PDFInfo
- Publication number
- CN202346582U CN202346582U CN 201120490607 CN201120490607U CN202346582U CN 202346582 U CN202346582 U CN 202346582U CN 201120490607 CN201120490607 CN 201120490607 CN 201120490607 U CN201120490607 U CN 201120490607U CN 202346582 U CN202346582 U CN 202346582U
- Authority
- CN
- China
- Prior art keywords
- reinforcing bar
- major diameter
- jaw
- anchor clamps
- stone tongs
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model relates to a large diameter steel bar hoisting clamp, which belongs to the technical field of civil engineering construction and comprises a clamp frame with a groove. A hoisting ring is formed on the clamp frame in extending mode. A clamp wall for a fixed jaw is formed on one side of the groove, and an installation wall for installing a movable jaw is arranged on the other side of the groove, and the outer side of the installation wall is provided with a clamp handle driving the movable jaw to move in the direction opposite to the fixed jaw through a screw pair. At least one of the opposite surfaces of the movable jaw and the fixed jaw is a concave curve face provided with a clamp thread matched with a thread of a steel bar. During use, the steel bar is placed into the groove of the clamp frame, and the handle is rotated and clamped to enable the movable jaw and the fixed jaw to tend to be closed, so that the steel bar is clamped conveniently and reliably. Then hoisting equipment of cranes and the like are hooked with a hoisting ring, and the steel bar is hoisted safely and easily.
Description
Technical field
The utility model relates to a kind of stone tongs, and especially a kind of major diameter reinforcing bar stone tongs belongs to the civil engineering construction technical field.
Background technology
In major industry factory building and high-rise civil building construction, often adopt the major diameter reinforcing bar of φ more than 20.This type of reinforcing bar must use the crane handling because single weight is bigger during construction.Understand according to the applicant, for a long time, the camp site uses steel rope to twine always, lifts with crane again.Inconvenience is not only operated in this allocation and transportation, and has potential safety hazard.
The utility model content
The primary and foremost purpose of the utility model is: design a kind of easy to operately, and can guarantee safe major diameter reinforcing bar stone tongs, thereby guarantee the lifting of major diameter reinforcing bar or handling is quick, safety, reduce construction risk and cost.
The further purpose of the utility model is: propose a kind of stone tongs that can satisfy lifting of major diameter reinforcing bar level and vertical lifting requirement simultaneously, thereby make it have desirable comformability.
The utility model purpose further is: propose a kind ofly can when vertical lifting major diameter reinforcing bar, keep its upright stone tongs automatically.
In order to reach above primary and foremost purpose, the major diameter reinforcing bar stone tongs of the utility model comprises the anchor clamps frame with groove, extends suspension ring on the said anchor clamps frame; One side of said groove is for forming the clamping wall of regular jaw, and opposite side is for installing the assembly wall of moving jaw; The outside of said assembly wall is equipped with through screw pair and is ordered about the clamping lever that said moving jaw moves towards relative fixed jaw direction; At least one of apparent surface of said moving jaw and said regular jaw is for having the cancave cambered surface of clamping line.Said clamping line preferably and screw thread steel match.
During use, reinforcing bar is put into the groove of anchor clamps frame, rotate clamping lever again, make moving jaw and regular jaw be tending towards closing up, thereby easily and reliably reinforcing bar is clamped.Use the hanging device of crane and so on to hook suspension ring afterwards, promptly be not difficult safely reinforcing bar to be sling.
In order to reach above-mentioned further purpose; The suspension ring of the utility model major diameter reinforcing bar stone tongs are made up of two orthogonal rings; Therefore after the clamping reinforcing bar; Can select suitable ring according to the needs of level lifting or vertical lifting, thereby make same stone tongs both can satisfy the demand that major diameter reinforcing bar level lifts, also can satisfy vertical lifting.Perhaps, these suspension ring are connected through transposition lockout mechanism and anchor clamps frame.The simplest transposition lockout mechanism: said suspension ring extend the transposition axle; Said transposition axle is inserted in the cooresponding jack of said anchor clamps frame; The cylindrical of said transposition axle has at least two angles location depression of 90 degree at interval; Said anchor clamps frame has the positioning spiro pit that passes to jack, and the holding screw of corresponding location depression is installed in the said positioning spiro pit.Like this, can adjust the relative position of suspension ring and clamping jaw as required, make it to be parallel to each other or each other vertical, thereby also can both satisfy the lifting of major diameter reinforcing bar level, also satisfy the demand of vertical lifting.
In order to reach purpose further, the major diameter reinforcing bar stone tongs of the utility model also comprises the spacing collar, and the said spacing collar is made up of with vertical suspension ring on being welded on back-up ring the back-up ring of level.During use, the anchor clamps frame is connected with long hoist cable, and with its clamping, the spacing collar is connected with the drop shot rope, is positioned at reinforcing bar top in the reinforcing bar bottom, thereby keeps it in lifting or handling process, to be in erectility all the time, avoids overturning because of center of gravity is higher than suspension centre.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the lateral plan of Fig. 1.
Fig. 3 is the structural representation of the utility model embodiment two.
Fig. 4 is the birds-eye view of Fig. 3.
Fig. 5 is the stop collar ring structure scheme drawing of the utility model embodiment two.
Fig. 6 is the structural representation of the utility model embodiment three.
Fig. 7 is the running condition scheme drawing of the utility model embodiment one.
Fig. 8 is the running condition scheme drawing of the utility model embodiment two.
The specific embodiment
Embodiment one
The major diameter reinforcing bar stone tongs of present embodiment is as depicted in figs. 1 and 2, comprises the anchor clamps frame 1 with horizontal direction extending flute, and reverse U shape suspension ring 2 are extended in welding on this anchor clamps frame 1.The downside of groove is for forming the clamping wall 1-1 of regular jaw, and upside is for installing the assembly wall 1-2 of moving jaw 3-1.The clamping lever 3 (this structure and existing pincers worker are with the moving jaw similar of bench vice, so do not detail) that orders about moving jaw 3-1 and move towards relative fixed jaw 1-1 direction is equipped with in the outside of assembly wall 1-2 (present embodiment is a upside) through screw pair.The apparent surface of moving jaw 3-1 and regular jaw 1-1 is the cancave cambered surface with clamping line.Screw thread on clamping line and the major diameter reinforcing bar to be lifted matches.
During use, as shown in Figure 7, settle stone tongs 1 respectively in the center of gravity both sides of major diameter reinforcing bar 6, clip with tightening holding handle 3, hang the hoist cable 8 that passes suspension ring 2 by suspension hook 7 afterwards, can steadily major diameter reinforcing bar 6 levels be sling, very convenient.Because bar clamp is held between the cancave cambered surface jaw with clamping line, therefore can slippage, can guarantee safety.
Embodiment two
The major diameter reinforcing bar stone tongs of present embodiment such as Fig. 3 and shown in Figure 4 are that with embodiment one difference the groove of anchor clamps frame 1 extends towards vertical, therefore are fit to vertical lifting major diameter reinforcing bar.Reinforcing bar is in the vertical state in order to guarantee to lift by crane, and present embodiment also is furnished with the spacing collar 4 shown in Figure 5, and this spacing collar is made up of with vertical suspension ring 4-2 on being welded on this back-up ring the back-up ring 4-1 of level.During use, as shown in Figure 8, anchor clamps frame 1 is connected with long hoist cable 8-1; With its clamping, the spacing collar 4 is connected with drop shot rope 8-2, is positioned at reinforcing bar 6 tops in reinforcing bar 6 bottoms; Thereby keep major diameter reinforcing bar 6 in lifting or handling process, to be in erectility all the time, avoid overturning, guarantee safety.
Embodiment three
The major diameter reinforcing bar stone tongs of present embodiment is as shown in Figure 6; To be suspension ring be made up of with vertical ring 2-2 two orthogonal horizontal ring 2-1 of a steel corner bevelling system its constructional feature; Behind the clamping reinforcing bar; Can need to select suitable ring, thereby make same stone tongs to satisfy the demand of level lifting or vertical lifting.
Also can suspension ring be inserted in the cooresponding jack of anchor clamps frame through the transposition axle, the cylindrical of transposition axle is made two angles location depression of 90 degree at interval, is shaped on the positioning spiro pit that passes to jack on the anchor clamps frame, and the holding screw of corresponding location depression wherein is installed.Thereby can one of cave in by the location that holding screw props up on the tight transposition axle as required, make the length direction of U-shaped suspension ring parallel or vertical, so also can make same stone tongs to satisfy the demand of level lifting or vertical lifting with the bearing of trend of groove.
Facts have proved that the major diameter reinforcing bar vertical lifting anchor clamps of the foregoing description have the following advantages:
1, simple structure is light and handy, easy installation and removal.
2, can be used, lift many reinforcing bars simultaneously, high efficiency.
3, promptly can be used for lifting the vertical reinforcing bar that body of wall, pillar etc. are located, also can be used for horizontal reinforcements such as lifting basis, body of wall, floor, range of use is wide.
Claims (6)
1. a major diameter reinforcing bar stone tongs is characterized in that: comprise the anchor clamps frame with groove, extend suspension ring on the said anchor clamps frame; One side of said groove is for forming the clamping wall of regular jaw, and opposite side is for installing the assembly wall of moving jaw; The outside of said assembly wall is equipped with through screw pair and is ordered about the clamping lever that said moving jaw moves towards relative fixed jaw direction; At least one of apparent surface of said moving jaw and said regular jaw is for having the cancave cambered surface of clamping line.
2. major diameter reinforcing bar stone tongs according to claim 1 is characterized in that: said clamping line and screw thread steel match.
3. major diameter reinforcing bar stone tongs according to claim 2 is characterized in that: said suspension ring are made up of two orthogonal rings.
4. major diameter reinforcing bar stone tongs according to claim 2 is characterized in that: said suspension ring are connected through transposition lockout mechanism and anchor clamps frame.
5. major diameter reinforcing bar stone tongs according to claim 4; It is characterized in that: said suspension ring extend the transposition axle; Said transposition axle is inserted in the cooresponding jack of said anchor clamps frame; The cylindrical of said transposition axle has at least two angles location depression of 90 degree at interval, and said anchor clamps frame has the positioning spiro pit that passes to jack, and the holding screw of corresponding location depression is installed in the said positioning spiro pit.
6. according to claim 3 or 4 described major diameter reinforcing bar stone tongs, it is characterized in that: also comprise the spacing collar, the said spacing collar is made up of with vertical suspension ring on being welded on back-up ring the back-up ring of level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120490607 CN202346582U (en) | 2011-12-01 | 2011-12-01 | Large diameter steel bar hoisting clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120490607 CN202346582U (en) | 2011-12-01 | 2011-12-01 | Large diameter steel bar hoisting clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202346582U true CN202346582U (en) | 2012-07-25 |
Family
ID=46535602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120490607 Withdrawn - After Issue CN202346582U (en) | 2011-12-01 | 2011-12-01 | Large diameter steel bar hoisting clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202346582U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102381625A (en) * | 2011-12-01 | 2012-03-21 | 中国核工业华兴建设有限公司 | Large-diameter reinforcing steel bar lifting tongs |
| CN103723614A (en) * | 2014-01-24 | 2014-04-16 | 江苏金风科技有限公司 | Wind generating set blade 30-degree angle installation lifting appliance and lifting method thereof |
| CN104880365A (en) * | 2015-07-01 | 2015-09-02 | 中冶建工集团有限公司 | Reinforcing-steel-bar shearing resistance testing clamp |
-
2011
- 2011-12-01 CN CN 201120490607 patent/CN202346582U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102381625A (en) * | 2011-12-01 | 2012-03-21 | 中国核工业华兴建设有限公司 | Large-diameter reinforcing steel bar lifting tongs |
| CN102381625B (en) * | 2011-12-01 | 2013-03-20 | 中国核工业华兴建设有限公司 | Large-diameter reinforcing steel bar lifting tongs |
| CN103723614A (en) * | 2014-01-24 | 2014-04-16 | 江苏金风科技有限公司 | Wind generating set blade 30-degree angle installation lifting appliance and lifting method thereof |
| CN103723614B (en) * | 2014-01-24 | 2016-03-02 | 江苏金风科技有限公司 | A kind of wind generator set blade 30 degree of angle mounting hangers and hanging method thereof |
| CN104880365A (en) * | 2015-07-01 | 2015-09-02 | 中冶建工集团有限公司 | Reinforcing-steel-bar shearing resistance testing clamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102381625B (en) | Large-diameter reinforcing steel bar lifting tongs | |
| CN209651700U (en) | Efficient hoisting board tool | |
| CN202245719U (en) | Steel plate fixture for lifting and overturning steel plate | |
| CN202346582U (en) | Large diameter steel bar hoisting clamp | |
| CN202449788U (en) | Special crane device for wall bricks | |
| CN102060232B (en) | Transportation method for refractory brick for stove construction | |
| CN101618831A (en) | Rescue lifting device | |
| CN201801293U (en) | Automatically tightening lifting tool | |
| CN210944509U (en) | Plate hoisting clamping part for building construction | |
| CN201151607Y (en) | Clamper for handling shell ring structural member | |
| CN203699679U (en) | Lifting appliance for lifting wire coil | |
| CN207312948U (en) | A kind of material transportation bucket for building | |
| CN203199874U (en) | Automatic lifting tool for steel plates | |
| CN102001583A (en) | Semi-automatic brick hanging fixture | |
| CN202022651U (en) | Steel bar hoisting device | |
| CN210558996U (en) | Assembled building model platform double-limb column lifting appliance | |
| CN202705506U (en) | Anti-falling sling device for aluminum electrolysis anode guide rod | |
| CN202704797U (en) | Hoisting device of guide wheel | |
| CN201980854U (en) | Semi-automatic brick-suspending clamp | |
| CN204038883U (en) | A kind of shoulder pole girder with swivel hook | |
| CN105314523B (en) | Double cylindrical workpieces hoisting clamps | |
| CN205740015U (en) | A kind of large diameter cylinder type tubing hoisting sling | |
| CN202912546U (en) | Special hoisting tool for grinding roller supporting roll | |
| CN202245682U (en) | Hoisting device for row pipeline | |
| CN204079250U (en) | There is the lifting hook special for steel tube of adsorption plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120725 Effective date of abandoning: 20130320 |
|
| RGAV | Abandon patent right to avoid regrant |