CN102704690B - Tensioning tool for inhaul cable connection piece of cable-net curtain wall - Google Patents

Abstract

The invention discloses a tensioning tool for cable-net curtain wall cable connectors, which includes two cables to be connected and their connecting ends, and also includes two pressing sleeves, a connecting buckle, two steel hoops, two Traction steel strands, two fixed screws and multiple nuts, two jacks, the connecting ends of the cables are respectively sleeved inside the pressing sleeves and are fastened to each other with the pressing sleeves, the connecting buckles are set on two Between the connection ends of the cables, the above-mentioned steel hoops are respectively installed at the other end of the pressing sleeve away from the connection ends of the cables, and the cables are respectively threaded in the steel hoops, and each steel hoop is threaded through a pull The two sides of the rope are respectively threaded with the traction steel strand and the fixed screw, one end of each traction steel strand is fixed to one of the steel hoops, the other end is threaded with the jack, and the fixed screw cooperates with the Temporary fixation when the nut is tensioned.

Description

Tensioning tooling for cable connectors of cable net curtain wall

technical field

The invention relates to a tensioning tool, in particular to a tensioning tool for a cable connector of a three-way curved curtain wall in a complex space.

Background technique

In engineering, it is often necessary to connect the position of the cable joints on the space irregular curved surface, especially for the complex space three-way curved curtain wall, there is no support point, no fixed end, and the cable joints are suspended in the air , causing great trouble to the cable connection, a series of technical problems need to be solved, it is necessary to propose a new structure of the cable mesh curtain wall cable connector and the corresponding tensioning tooling.

Contents of the invention

The main purpose of the present invention is to provide a tensioning tool for the cable connector of the cable net curtain wall.

The tensioning tool of the cable net curtain wall cable connector of the present invention includes two cables to be connected and their connecting ends, and also includes two pressing sleeves, a connecting buckle, two steel hoops, and two traction steel stranded wire, two jacks, of which

The connecting ends of the pull cables are respectively sleeved inside the pressing sleeve and are fastened to each other with the pressing sleeve. The pressing sleeve includes a first end for mutual connection and a second end away from the first end. The connecting buckle Located between the first ends of the two pressing sleeves, the above-mentioned steel hoops are respectively installed on the second ends of the pressing sleeves, and the second ends are pressed against the above-mentioned steel hoops, and the above-mentioned pull cables are respectively installed on the steel hoops. In the hoops, the two sides of each steel hoop are threaded with the traction steel strands respectively. One end of each traction steel strand is fixed to one of the steel hoops, and the other end is threaded to the other. A steel hoop abuts against said jack.

Preferably, each steel hoop is further pierced with a fixing screw on both sides of the place where the cable is passed through. Every time the jack completes a tensioning stroke, the fixing screw cooperates with the corresponding nut for temporary fixation until the connection is finally realized. .

A structure of the steel hoop includes a hoop riser, a hoop side seal, and a movable side seal, wherein the hoop riser includes two parallel vertical steel plates connected at the top, and the top passes through A top steel plate is connected, the bottom of the two vertical steel plates is a free end, the distance between the two vertical steel plates is greater than the diameter of the stainless steel cable, a side sealing plate is provided on one side of the two vertical steel plates, and the side sealing plate is connected from the side The two vertical steel plates are connected, and the side sealing plates are respectively provided with a first perforation and a second perforation arranged up and down, and the clamp side sealing plate is a steel plate with the same height as the vertical steel plate in the above-mentioned hoop vertical plate. There are two parallel bottom plates at the ends, and a gap is set in the middle of the steel plate of the clamp side sealing plate, the width of which is larger than the diameter of the stainless steel cable, and a pair of third perforations and a third hole set up and down are respectively arranged on both sides of the gap. Four perforations, the fifth and sixth perforations are arranged on the movable side sealing plate.

Preferably, the two jacks are set on the steel hoop at the same end, controlled by the computer platform, and the two jacks are tensioned synchronously.

Preferably, each time the jack completes a stretching stroke, the fixing screw rod cooperates with the corresponding nut for temporary fixing until the connection is finally realized.

Preferably, the connecting buckle is a screw rod provided with an internal thread, and one end of the pressing sleeve sleeved on the connecting end of the cable is provided with a corresponding external thread.

Preferably, a support leg is provided at the front end of the jack against the steel hoop.

Preferably, the material of the steel hoop is Q345B, and the plate thickness is 20mm.

Preferably, the jack adopts a YCQ20 type front clamping jack with a maximum tension force of 221KN and a tension stroke of 150mm.

Preferably, the traction steel strand 3 adopts Φ18 prestressed steel strand.

The beneficial effect of the present invention is: it can ensure that the position of the cable joint on the space irregular curved surface has no support point and no fixed end, and the connecting parts suspended in the air by the cable joint can realize smooth butt joint, and pull it after stretching and forming. The overall shape of the cable curtain wall meets the design requirements to ensure the construction quality.

Description of drawings

Fig. 1 is a schematic diagram of a tensioning tool for a cable-net curtain wall cable connector according to an embodiment of the present invention.

Fig. 2 is the assembly schematic diagram of steel hoop structure of the present invention;

Fig. 3 is the hoop cable riser structure schematic diagram of steel hoop of the present invention;

Fig. 4 is the structural schematic diagram of the clamp side sealing plate of the steel hoop of the present invention;

Fig. 5 is a structural schematic diagram of the movable side sealing plate of the steel hoop of the present invention.

Detailed ways

The structure of the tensioning tool of the cable net curtain wall cable connector of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to Fig. 1, the cable connector tensioning tooling includes two steel hoops 1, two jacks 2, two traction steel strands 3, two temporary fixing screws 5 and two matching screws. Cap 6, two pressing sleeves 7, a connecting buckle 8, two stainless steel cables 9, filling the galvanized part 10.

The connecting ends of the two stainless steel cables 9 are respectively covered with a pressing sleeve 7, and the pressing sleeve 7 includes a first end for mutual connection and a second end away from the first end, and the connecting buckle 8 is located on the two ends. Between the first ends of the two pressing sleeves 7, they are respectively connected to the connection buckles 8 provided between the connecting ends of the stainless steel cables 9 when connecting. The end structure of a stainless steel cable 9 is used for illustration below. The sleeve 7 is located on and covers the end of the stainless steel cable 9, that is, the end of the stainless steel cable 9 is sleeved inside the pressing sleeve 7, and the inner diameter of the pressing sleeve 7 is gradually reduced to Corresponding to the diameter of stainless steel stay cable 9. In the part where the pressing sleeve 7 covers the stainless steel cable 9, there is a gap between the pressing sleeve 7 and the stainless steel cable 9. In order to further fix the stainless steel cable 9, the gap is filled with zinc to form the zinc pouring part 10. The pressing sleeve 7 just fastens the end of the stainless steel cable 9 well like this.

As shown in Figures 2-5, the above-mentioned steel hoop 1 is installed on the second end of the pressing sleeve 7, and the stainless steel cable 9 is passed through the steel hoop 1, and the steel hoop 1 includes a hoop riser 1-1 , the hoop side seal plate 1-2, and the movable side seal plate 1-3, wherein the hoop vertical plate 1-1 includes two parallel vertical steel plates 10 connected at the top, and the top is connected by a top steel plate 11 , the bottoms of the two vertical steel plates 10 are free ends for the penetration of the stainless steel cables 9, the interval between the two vertical steel plates 10 is slightly larger than the diameter of the stainless steel cable 9, and one side of the two vertical steel plates 10 is provided with a side A sealing plate 12, the side sealing plate 12 is connected to the two vertical steel plates 10 from the side, and the side sealing plate 12 is respectively provided with a first perforation 13 and a second perforation 14 arranged up and down. The hoop side sealing plate 1-2 is a steel plate 20 with the same height as the vertical steel plate 10 in the above-mentioned hoop vertical plate 1-1. 21. Its width is slightly larger than the diameter of the stainless steel cable 9. A pair of third perforations 23 and a fourth perforation 24 arranged up and down are respectively arranged on both sides of the gap 21. The movable side sealing plate 1-3 is a The steel plate 30 is provided with a fifth through hole 32 and a sixth through hole 33 .

When installing, first remove the hoop vertical plate 1-1 into the stainless steel cable 9, that is, the stainless steel cable 9 enters from the bottom relative to the hoop vertical plate 1-1 and penetrates between two vertical steel plates 10, wherein the hoop vertical plate 1-1 The side where the side sealing plate 12 is not installed is close to one end of the pressing sleeve 7, and then the clamp side sealing plate 1-2 is clamped into the hoop vertical plate 1-1 from the side of the hoop vertical plate 1-1 and pressed Between the sleeves 7, that is, the stainless steel cable 9 enters the gap 21 of the steel plate 20 from the side relative to the steel plate 20, and a parallel bottom plate 22 fits with the top steel plate 11 of the hoop vertical plate 1-1, and the other parallel bottom plate 22 and the two The free ends at the bottom of the vertical steel plates are fitted together.

The third perforation 23 and the fourth perforation 24 on the side of the notch 21 of the steel plate 20 correspond to the first perforation 13 and the second perforation 14 on the side sealing plate 12 of the hoop riser 1-1 in a straight line, that is, the third perforation 23 The first through hole 13 is substantially on a straight line, and the fourth through hole 24 is substantially on a straight line with the second through hole 14 .

Another stainless steel cable 9 that needs to be connected is also set as above, that is, the pressing sleeve 7 is sleeved, and the hoop vertical plate 1-1 and the hoop side sealing plate 1-2 of the steel hoop 1 are installed. A connection buckle 8 is arranged between the two stainless steel cables 9 to be connected, and is fixed when the docking is successful.

Then the traction steel strand 3 is respectively penetrated into the first perforation 13 and the third perforation 23 of two opposite steel hoops 1, one end of the traction steel strand 3 is relatively fixed with one of the steel hoops 1, and the other end is passed through A jack 2 is pressed against the steel hoop 1 at this end.

A fixing screw 5 penetrates into the second through hole 14 and the fourth through hole 24 of the two opposite steel hoops 1 respectively, cooperates with a nut 6 to temporarily fix between the two steel hoops 1 .

Then install the movable side sealing plate 1-3 on the opposite side of the steel hoop 1 relative to the clamp side sealing plate 1-2, that is, on the same surface as the above-mentioned side sealing plate 12, on the clamp side sealing plate 1-2 The third perforation 23 and the fourth perforation 24 on the other side of the notch 21 of the steel plate 20 correspond to the fifth perforation 32 and the sixth perforation 33 on the movable side sealing plate in a straight line, that is, after installing the movable side sealing plate 1-3 , the third through hole 23 and the fifth through hole 32 are substantially on a straight line, and the fourth through hole 24 and the sixth through hole 33 are substantially on a straight line.

As above, another traction steel strand 3 is respectively inserted into the third perforation 23 and the fifth perforation 32 of two opposite steel hoops 1, and one end of the traction steel strand 3 is relatively fixed to one of the steel hoops 1, The other end is pierced with another jack 2, which is tight against the steel hoop 1 at this end.

Another fixing screw 5 penetrates into the fourth through hole 24 and the sixth through hole 33 of the two opposite steel hoops 1 respectively, and cooperates with a nut 6 to temporarily fix between the two steel hoops 1 .

In this way, the steel hoop 1 is threaded with a traction steel strand 3 and a fixed screw 5 on both sides of the stainless steel cable 9 respectively, and two jacks are provided on the traction steel strand 3 to press against the end steel hoop 1.

In this way, when the jack 2 starts to pull the stroke, the steel hoop 1 that is tight against the jack 2 is pulled by the jack 2 to force the pressing sleeve 7 at the corresponding end to be close to the pressing sleeve 7 at the other end, that is, the pressing sleeves 7 at both ends are close to each other. The connecting buckles 8 are arranged in the middle of the pressing sleeves 7 at both ends, and when the pressing sleeves 7 are close to a certain degree, they are respectively connected with the connecting buckles 8 to realize the connection of the stainless steel cables 9 .

From the perspective of the connection process of the stainless steel cable 9, as long as the steel hoop 1 is passed through the two sides of the stainless steel cable 9, the traction steel strand 3 and the fixed screw 5 are respectively threaded, and the two sides of the stainless steel cable 9 are respectively provided with jacks for tensioning. That is, there is no restriction on the positions of the stranded wire 3 and the fixing screw 5, and no restriction on the structure of the steel hoop 1. The above is only the installation method of a preferred embodiment of the present invention.

Preferably, the two jacks 2 are set on the steel hoop 1 at the same end, and the two jacks 2 are tensioned synchronously through the operation and control of the computer platform.

Preferably, each time the jack 2 completes a stretching stroke, it is temporarily fixed by the fixing screw 5 and the nut 6 to prevent the compression sleeve 7 from retracting until the connection is finally realized.

Preferably, the connecting buckle 8 is a screw rod provided with an internal thread, and one end of the connecting end of the cable is provided with a corresponding external thread when the pressing sleeve 7 is under the action of the jack 2, and finally enters the connecting buckle 8 together. , this moment, rotate the connecting buckle 8, cooperate with the internal and external threads of both sides pressing sleeve 7 and fasten.

Preferably, the front end of the jack 2 is provided with a support leg 4 against the steel hoop 1 .

Preferably, the material of the steel hoop 1 is Q345B, and the plate thickness is 20mm.

Preferably, the jack 2 adopts a YCQ20 type front clamping jack with a maximum tension force of 221KN and a tension stroke of 150mm.

Preferably, the traction steel strand 3 adopts Φ18 prestressed steel strand.

Although the cable net curtain wall cable connector tensioning tool of the present invention has been described with reference to the current specific examples, those skilled in the art should recognize that the above examples are only used to illustrate the present invention, without departing from the present invention. Various equivalent changes and modifications can also be made under the spirit of the invention, all of which will fall within the scope of the claims of the present invention.

Claims (10)

1. a tensioning tooling for rope net curtain wall inhaul cable connector, comprises that two need the drag-line connecting and connect end, it is characterized in that, also comprises two compacting covers, a junction button, and two steel loop hoops, two traction steel strand, two jack, wherein

It is inner and fastening mutually with compacting cover that the link portion of described drag-line is sheathed on respectively described compacting cover, compacting cover comprises for interconnected first end with away from the second end of first end, the first end of described two compacting covers is fastenedly connected by described junction button, the second end at compacting cover is equiped with respectively above-mentioned steel loop hoop, and the second end is tight against above-mentioned steel loop hoop, above-mentioned drag-line is arranged in respectively in steel loop hoop, the both sides that each steel loop hoop wears drag-line place are equipped with respectively described traction steel strand, every traction steel strand one end is with wherein a steel loop hoop is fastened to each other, the other end wears another steel loop hoop and then traction is connected in the described jack that is tight against this steel loop hoop,

Described steel loop hoop comprises a hoop rope riser, one clip side seal board, an and active side shrouding, wherein bind round rope riser and comprise two parallel and be connected at top stave sheets, its top is connected by an end face steel plate, clip side seal board is a steel plate identical with stave sheet height in above-mentioned hoop rope riser, and its upper and lower end parts is respectively equipped with two parallel base plates.

2. the tensioning tooling of rope net curtain wall inhaul cable connector as claimed in claim 1, it is characterized in that, the both sides that described each steel loop hoop wears drag-line place are further respectively equipped with a standing screw, jack often completes single tension stroke, coordinates respective nut to carry out by described standing screw temporary fixed until final realization connection.

3. the tensioning tooling of rope net curtain wall inhaul cable connector as claimed in claim 1, it is characterized in that, the bottom of two stave sheets is free end, two stave sheets be spaced apart the diameter that is greater than stainless steel cable, a side at two stave sheets is provided with a side seal board, this side seal board connects described two stave sheets from the side, and this side seal board is provided with the first perforation set up and down and the second perforation, in the middle of the steel plate of clip side seal board, be provided with a breach, its width is greater than the diameter of stainless steel cable, respectively be arranged with a pair of the 3rd perforation and the 4th perforation set up and down on the both sides of this breach, described active side shrouding is provided with the 5th perforation and the 6th perforation.

4. the tensioning tooling of rope net curtain wall inhaul cable connector as claimed in claim 1, is characterized in that, two jack are arranged on the steel loop hoop of same one end, operate control, two jack synchronous tensions by computer platform.

5. the tensioning tooling of rope net curtain wall inhaul cable connector as claimed in claim 1, is characterized in that, junction button is to establish female screw rod, and the first end of compacting cover is provided with corresponding external screw thread.

6. the tensioning tooling of the rope net curtain wall inhaul cable connector as described in any one in claim 1-5, is characterized in that, jack front end is provided with a support leg and pushes against steel loop hoop.

7. the tensioning tooling of the rope net curtain wall inhaul cable connector as described in any one in claim 1-5, is characterized in that, steel loop hoop material is Q345B, thickness of slab 20mm.

8. the tensioning tooling of the rope net curtain wall inhaul cable connector as described in any one in claim 1-5, is characterized in that, jack blocks jack, maximum stretching force 221KN, tentioning stroke 150mm before adopting YCQ20 type.

9. the tensioning tooling of the rope net curtain wall inhaul cable connector as described in any one in claim 1-5, is characterized in that, traction steel strand adopt Φ 18 prestress wires.

10. a tensioning tooling for rope net curtain wall inhaul cable connector, comprises that two need the drag-line connecting and connect end, it is characterized in that, also comprises two compacting covers, one junction button, two steel loop hoops, two traction steel strand, two standing screws and plural nut, two jack, wherein

It is inner and fastening mutually with compacting cover that the link portion of described drag-line is sheathed on respectively described compacting cover, compacting cover comprises for interconnected first end with away from the second end of first end, described junction button is located between the first end of described two compacting covers, the second end at compacting cover is equiped with respectively above-mentioned steel loop hoop, and the second end is tight against above-mentioned steel loop hoop, above-mentioned drag-line is arranged in respectively in steel loop hoop, the both sides that each steel loop hoop wears drag-line place are equipped with respectively described traction steel strand, every traction steel strand one end is with wherein a steel loop hoop is fastened to each other, the other end wears the described jack supporting with another steel loop banding,

Described steel loop hoop comprises a hoop rope riser, one clip side seal board, an and active side shrouding, wherein bind round rope riser and comprise two parallel and be connected at top stave sheets, its top is connected by an end face steel plate, the bottom of two stave sheets is free end, two stave sheets be spaced apart the diameter that is greater than stainless steel cable, a side at two stave sheets is provided with a side seal board, this side seal board connects described two stave sheets from the side, and this side seal board is respectively equipped with and is the first perforation setting up and down and the second perforation, clip side seal board is a steel plate identical with stave sheet height in above-mentioned hoop rope riser, its upper and lower end parts is respectively equipped with two parallel base plates, in the middle of the steel plate of clip side seal board, be provided with a breach, its width is greater than the diameter of stainless steel cable, respectively be arranged with a pair of the 3rd perforation and the 4th perforation set up and down on the both sides of this breach, described active side shrouding is provided with the 5th perforation and the 6th perforation,

Two jack are arranged on the steel loop hoop of same one end, operate control by computer platform, two jack synchronous tensions, jack often completes single tension stroke, coordinate respective nut to carry out by described standing screw temporary fixed until final realization connection, junction button is to establish female screw rod, and the second end of compacting cover is provided with corresponding external screw thread, and jack front end is provided with a support leg and pushes against steel loop hoop.