CN202377318U

CN202377318U - Simple steel pipe straightening machine

Info

Publication number: CN202377318U
Application number: CN2011204832988U
Authority: CN
Inventors: 王海荣; 王洋; 陈国栋; 刘嘉茵; 杜元元
Original assignee: China Construction First Group Corp Ltd; China Construction First Group the Fifth Construction Co Ltd
Current assignee: China Construction First Group Corp Ltd; China Construction First Group the Fifth Construction Co Ltd
Priority date: 2011-11-29
Filing date: 2011-11-29
Publication date: 2012-08-15
Anticipated expiration: 2021-11-29

Abstract

The utility model provides a simple steel pipe straightening machine. The machine comprises support parts and a force feeding part, wherein the support parts are rebar frames; a pipe insertion channel which is inserted into a straightened steel pipe is reserved in the middle of each rebar frame; stop blocks are respectively welded on the sides farther from the force feeding part at the two ends of the pipe insertion channel; a supporting rebar is welded at the bottom of the pipe insertion channel; front #-shaped rebar frames and middle #-shaped rebar frames are welded in the front and middle of each rebar frame; the force feeding part is provided with a screw which is horizontally inserted into #-shaped openings of the #-shaped rebar frames; the screw is perpendicular to the channel; and one end, exposed out of the rebar frame, of the screw is connected with operating handles and the other end, inserted into the rebar frame, of the screw is connected with a top block. The machine has the characteristics of simple structure, strong applicability, high efficiency, zero noise pollution and simpleness in maintenance, and the bending degree per meter of the steel pipe straightened by the machine is less than 0.1%.

Description

Simple and easy steel pipe straightener

Technical field

The utility model relates to a kind of engineering construction steel pipe alignment tool.

Background technology

In the engineering construction process, setting up etc. of template support, security protection, the interim support body of part all can be used steel pipe, but reasons such as, workmen misoperation complicated and changeable owing to execution conditions can cause steel pipe phenomenons such as flexural deformation in use to occur; If continue to use, the work that influence is later causes potential safety hazard; If give it up, just caused very big waste, in order to improve the service efficiency of steel pipe; Traditional method be with diastrophic steel pipe with mechanical steel pipe straightener with its straightening, but traditional mechanical steel pipe straightener cost is higher, and uses the electric weight that consumes very big at the construction field (site); Increase cost, mechanical steel pipe straightener can produce noise, can not a bit carry out the specific aim straightening to certain again; Also can receive the restriction of builder's yard, be unfavorable for carrying, can not guarantee straightening everything goes well with your work to carry out.

The utility model content

The purpose of the utility model provides a kind of simple and easy steel pipe straightener, solve the low generation noise pollution of steel pipe straightening job costs high efficiency and can not be directed against the technical problem that single bending point carries out straightening.

For realizing above-mentioned purpose, the utility model adopts following technical scheme:

A kind of simple and easy steel pipe straightener comprises holder part and gives the power part that said holder part is a steel bar framework; The middle part of said steel bar framework is left one and is inserted by the cannula passage of straightening steel pipe; The two ends distance of cannula passage respectively welds a stopper for a power part side far away, and the bottom of cannula passage is welded with spacer bar, and the front portion of steel bar framework and middle part are welded with anterior groined type reinforced frame and middle part groined type reinforced frame; Screw rod in the well head that the said power of giving partly has a horizontal fill-in well font reinforced frame; Said screw rod and above-mentioned channel vertical, it exposes to an end attended operation handle of steel bar framework, and its end that inserts steel bar framework connects jacking block.

Said jacking block is that one section cross section is the steel pipe of cutting open of U-shaped, and jacking block and screw rod are to be rotatably connected.

Said spacer bar is splayed or groined type.

Dish is propped up in socket on the said screw rod, and a dish is fixed in the steel bar framework.

Said operating grip is dish type or cross.

Compared with prior art the utlity model has following characteristics and beneficial effect: the utility model has overcome the shortcoming that traditional mechanical steel pipe straightener cost is high, cost is big, limited by the place, and has solved the technical problem that can be directed against the bending point straightening.

The utility model is simple in structure, makes easily, and weight is lighter, convenient in carrying, and applicability is stronger; Do not need driven by power, manually-operated, using electricity wisely reduces departmental cost, the directly a certain bending point of straightening; Have more specific aim, the used time is shorter, and efficient is higher, in the steel pipe straightening process, and zero noise pollution; Maintenance is simple, only need be lubricated, and greatly reduces the flight-line maintenance expense, reduces cost, and has considerable economic.

The utility model can be widely used in flexibility in the steel pipe straightening of 90 ° of scopes with interior all lengths; It is the strong comparatively ripe steel pipe alignment tool of a kind of safety, economy, environmental protection, applicability; Every meter flexibility of steel pipe can be promoted the use of in construction less than one thousandth after the straightening.

Description of drawings

Below in conjunction with accompanying drawing the utility model is done further detailed explanation.

Fig. 1 is the structural representation of the utility model.

Fig. 2 is the structure front elevational schematic of the utility model.

Fig. 3 is the structure schematic rear view of the utility model.

Fig. 4 is the structure schematic side view of the utility model.

Fig. 5 is the structure schematic top plan view of the utility model.

Reference numeral: 1-steel bar framework, 2-jacking block, 3-groined type reinforced frame, 4-middle part groined type reinforced frame, 5-screw rod, 6-operating grip, 7-cannula passage, 8-stopper, 9-spacer bar, 10-prop up dish.

The specific embodiment

Embodiment is referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, and a kind of simple and easy steel pipe straightener comprises holder part and gives the power part; Said holder part is a steel bar framework 1, and the middle part of said steel bar framework 1 is left one and inserted by the cannula passage 7 of straightening steel pipe, and the two ends of cannula passage 7 distance respectively welds a stopper 8 for a power part side far away; The bottom of cannula passage 7 is welded with spacer bar 9, and spacer bar 9 is splayed or groined type, and the front portion of steel bar framework 1 and middle part are welded with anterior groined type reinforced frame 3 and middle part groined type reinforced frame 4; Screw rod 5 in the well head that the said power of giving partly has a horizontal fill-in well font reinforced frame, said screw rod 5 and above-mentioned channel vertical, it exposes to an end attended operation handle 6 of steel bar framework; Its end that inserts steel bar framework connects jacking block 2, and operating grip 6 is dish type or cross, and it is 100 millimeters that said jacking block 2 adopts length; The steel pipe that diameter is 60 millimeters therefrom cuts away half, and takes wherein half thely, forms the arc groove of U-shaped; 50 millimeters of length, 48 millimeters steel pipes of diameter and vertical welding are connected into the adjusting head, are enclosed within on the screw rod 5, consider the situation of bended pipe deflection; Jacking block 2 is to be rotatably connected with screw rod 5; The effect of said jacking block 2 is stationary curved steel pipes, makes the tube bending place directly receive lateral pressure, and the effect of screw rod 5 is that external force is reached jacking block.

Referring to Fig. 1, shown in Figure 2, the cross operating grip is that two long 800 millimeters reinforcing bar cross welds together, and forms a steering wheel; Man power is reached screw rod through moment loading, and during work, the axis of the center of jacking block 2, screw rod 5 and the center of well head are on same horizontal line; Two dishes 10 of socket on the said screw rod 5; Prop up dish 10 and be fixed in the steel bar framework 1, screw rod 5 is therefrom passed two groined type reinforced frames, two dishes are between two groined type reinforced frames; Make screw rod 5 stable, the displacement of screw rod 5 horizontal directions is by 3 controls of groined type reinforced frame.

Referring to shown in Figure 1, anterior groined type reinforced frame 3 moves horizontally in the process at screw rod 5, and is stressed bigger; In order to strengthen its strength and stiffness; On between steel bar framework 1 and the anterior groined type reinforcing bar 3, be welded with spacer bar 9, adopt 14 millimeters of diameters, length is that two reinforcing bars of 230 millimeters are between the back surface that splayed is welded in anterior groined type reinforcing bar 3 and steel bar framework 1; Form the triangle rock-steady structure, guarantee Stability Analysis of Structures in anterior groined type reinforced frame 3 and middle part groined type reinforced frame 4 loading processes; Steel pipe can produce the certain deformation amount in by the straightening process, for controlling deflection in steel pipe ultimate deformation amount; Steel pipe can be in line after the resilience after stressed bending again, so on steel bar framework, weld stopper 8; 100 millimeters of said stopper 8 length, spacing is 1050 millimeters, 25 millimeters of diameters; Increase the intensity of pad here, improved horizontal stress-bearing capability, controlled the pipe deformation amount; Simultaneously also make the steel pipe of random length made the scope of application of straightener wider simultaneously, have more generality by straightening.

The height of the utility model should meet the requirement of human body ratio, the convenient construction personnel operation; Pad is full, and welding quality meets code requirement; During work, the center of the axis of the center of welding, screw rod 5 and well head is on same horizontal line on the assurance jacking block 2; In the time of in handling process, gently remove and put down gently, avoid damaging, to guarantee the service life of straightener.

The operation principle of the utility model is following: the steel pipe of bending is passed from cannula passage 7, and frame is on two reinforcing bars of steel pipe skeleton 1 side, and simple and easy steel pipe straightening mechanism is utilized man power rotating operation handle; Because moment loading promotes screw rod 5 forward, power is reached the jacking block of screw front end; Finally make the tube bending position stressed because active force and reaction force principle, steel pipe receive lateral pressure by the straightening process in; Can produce screw rod equal and opposite in direction, lateral pressure in the opposite direction; This power is overcome by man power, and so, the tube bending position is under external force by straightening.

Claims

1. simple and easy steel pipe straightener; Comprise holder part and give the power part; It is characterized in that: said holder part is steel bar framework (1), and the middle part of said steel bar framework (1) is left one and inserted by the cannula passage of straightening steel pipe (7), and the two ends of cannula passage (7) distance respectively welds a stopper (8) for a power part side far away; The bottom of cannula passage (7) is welded with spacer bar (9); The front portion of steel bar framework (1) and middle part are welded with anterior groined type reinforced frame (3) and middle part groined type reinforced frame (4), the screw rod (5) in the well head that the said power of giving partly has a horizontal fill-in well font reinforced frame, said screw rod (5) and above-mentioned channel vertical; It exposes to an end attended operation handle (6) of steel bar framework, and its end that inserts steel bar framework connects jacking block (2).

2. simple and easy steel pipe straightener according to claim 1 is characterized in that: said jacking block (2) is that one section cross section is the steel pipe of cutting open of U-shaped, and jacking block (2) is to be rotatably connected with screw rod (5).

3. simple and easy steel pipe straightener according to claim 1 and 2 is characterized in that: said spacer bar (9) is splayed or groined type.

4. simple and easy steel pipe straightener according to claim 3 is characterized in that: said screw rod (5) is gone up socket and is propped up dish (10), and a dish (10) is fixed in the steel bar framework (1).

5. simple and easy steel pipe straightener according to claim 4 is characterized in that: said operating grip (6) is dish type or cross.