CN210716440U - Rubber flexible connection limiting pull rod device - Google Patents
Rubber flexible connection limiting pull rod device Download PDFInfo
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- CN210716440U CN210716440U CN201921314914.XU CN201921314914U CN210716440U CN 210716440 U CN210716440 U CN 210716440U CN 201921314914 U CN201921314914 U CN 201921314914U CN 210716440 U CN210716440 U CN 210716440U
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- triangle
- rubber flexible
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Abstract
The utility model relates to a spacing pull rod device of rubber flexible coupling comprises two triangle fins, a pull rod and four nuts, and three angles of every triangle fin all are equipped with the hole, and the pull rod passes the hole in two triangle fin upper corners to fix an organic whole through four nuts. The utility model discloses a triangle is steel sheet for fin carries out the mould processing, for preventing the corrosion, carries out secondary galvanization to the triangle fin of machine-shaping and handles. Two lower corner holes of the triangular fin are fixedly connected with the outer side of the rubber flexible connection joint flange through bolts, when the upper corner holes penetrate through the triangular fin through the pull rod, limiting nuts are required to be installed on two sides of the triangular fin, the triangular fin nut on one side is guaranteed to be screwed tightly when the rubber flexible connection joint is connected, and a stretching space of 5-15 mm is reserved between the nut on the other side and the triangular fin. The utility model provides a soft connection of rubber connect receive the performance of shear relatively poor, axial extension and the difficult problem that the compressive capacity easily surpassed the regulation scope in the use. The safety of system operation is greatly improved.
Description
Technical Field
The utility model relates to a spacing pull rod device of rubber flexible coupling need guarantee when being applied to the installation of air conditioning unit in the large-scale heating and ventilating machine room of building engineering axial extension and compression in the within range work progress of regulation for the assurance system is stable, the safe operation.
Background
In the building engineering, in the building heating and ventilation machine room construction process, the air conditioning unit needs to be provided with the rubber flexible connection, and because the rubber flexible connection has good elasticity, but the shearing force performance is relatively poor, the axial extension and compression amount can not exceed a certain range in the use process, and the operation safety of the system is ensured, therefore, the rubber flexible connection limiting pull rod device with convenient operation, high efficiency and high safety is developed.
Disclosure of Invention
The utility model discloses a problem that exists in order to overcome above-mentioned prior art, and provide a spacing pull rod device of rubber flexible coupling, the utility model is suitable for a warm logical specialty guarantees the axial extension of rubber flexible coupling and the compression volume in the air conditioning equipment operation in regulation within range and work progress, assurance system stability, safe operation.
The utility model discloses a technical scheme does:
the rubber flexible connection limiting pull rod device is composed of two triangular fins, a pull rod and four nuts, and is characterized in that: three corners of each triangular wing piece are provided with holes, and the pull rod penetrates through the holes at the upper corners of the two triangular wing pieces and is fixed into a whole through four nuts.
The pull rod is a harness cord pull rod.
The bottom of the triangular fin is arc-shaped, the arc radius A of the bottom is 32-292mm, the arc radius B of two connected holes at the lower corner of the triangular fin is 50-325mm, the distance C between the upper corner hole and the lower corner hole of the triangular fin is 55-62mm, the upper corner aperture F of the triangular fin is 18-23mm, the distance L between the two lower corner holes of the triangular fin is 71-102mm, the aperture D of the two lower corners of the triangular fin is 18-33mm, and the fan-shaped angle a of the adjacent connecting line of the two lower corner holes of the triangular fin is 18-90 mm.
Use the utility model discloses the time, will the utility model discloses a two lower corner holes of two triangle fins are fixed through bolted connection with the rubber flexible coupling flange outside respectively, and the harness cord pull rod passes two triangle fins's upper corner hole, and a stop nut is all installed to every triangle fin both sides to guarantee when rubber flexible coupling connects that the triangle fin nut of one side screws up, and leave 5-15 mm's tensile space between opposite side nut and triangle fin.
The utility model discloses a triangle is steel sheet for fin carries out the mould processing, for preventing the corrosion, carries out secondary galvanization to the triangle fin of machine-shaping and handles. The utility model provides a soft connection of rubber connect receive the performance of shear relatively poor, axial extension and the difficult problem that the compressive capacity easily surpassed the regulation scope in the use. The safety of system operation is greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the triangular fin structure of the present invention.
Fig. 3 is a schematic view of the present invention.
Detailed Description
The invention is further described with reference to the accompanying drawings.
As shown in fig. 1, the utility model discloses a spacing pull rod device of rubber flexible coupling comprises two triangle fins 1, a harness cord pull rod 2 and four nuts 3, its characterized in that: three corners of each triangular wing piece 1 are provided with holes, and the harness cord pull rod 2 penetrates through the holes at the upper corners of the two triangular wing pieces 1 and is fixed into a whole through four nuts 3. As shown in figure 2, the bottom of the triangular fin is arc-shaped, the arc radius A of the bottom is 32-292mm, the arc radius B of two holes connected at the lower corner of the triangular fin is 50-325mm, the distance C between the upper corner hole and the lower corner hole of the triangular fin is 55-62mm, the upper corner hole diameter F of the triangular fin is 18-23mm, the distance L between the two lower corner holes of the triangular fin is 71-102mm, the hole diameters D of the two lower corners of the triangular fin are both 18-33mm, and the fan-shaped angle a of the adjacent connecting line of the two lower corner holes of the triangular fin is 18-90 mm. The bottom arc radius A of the triangular wing piece, the arc radius B connected with the two lower corner holes, the distance C between the upper corner hole and the lower corner hole, the lower corner hole diameter D, the upper corner hole diameter F, the lower corner hole distance L, the fan-shaped angle a of the adjacent connecting line of the two lower corner holes and the thickness S of the triangular wing piece are all determined according to the caliber of the rubber flexible connection joint.
As shown in figure 3, use the utility model discloses a will the utility model discloses a two lower corner holes of two triangle fins 1 pass through bolted connection with the rubber flexible coupling joint 4 flange outside respectively and fix, and harness cord pull rod 2 passes two upper corner holes of triangle fin 1, and a stop nut 3 is all installed to every triangle fin 1 both sides to guarantee that triangle fin 1 nut 3 of one side screws up when rubber flexible coupling joint 4, and leave 5-15 mm's tensile space between opposite side nut 3 and triangle fin 1.
The utility model discloses it is right according to relevant national standard [ plane, protruding panel formula open-flat welding steel pipe flange (GB/T9119-2000) ] and rubber flexible coupling joint sample the utility model discloses a triangle fin designs as table one shows, and every rubber flexible coupling joint corresponds the steel sheet for the corresponding triangle fin shown in the table and carries out the mould processing, for preventing the corrosion, carries out secondary galvanization to machine-shaping triangle fin and handles. Two lower corner holes of the triangular fin are fixedly connected with the outer side of the rubber flexible connection joint flange through bolts, when the upper corner holes of the triangular fin penetrate through the fin through a harness cord, limiting nuts are mounted on two sides of the triangular fin, the triangular fin nut on one side is screwed tightly when the rubber flexible connection joint is connected, and a stretching space of 5-15 mm is reserved between the nut on the other side and the triangular fin. The rubber flexible connection joint with the caliber below DN150 adopts two groups of limiting pull rods, the rubber flexible connection joint of DN 150-DN 450 adopts three groups of limiting pull rods, and each group of pull rods are symmetrically and uniformly distributed during installation.
Table one: triangular wing panel matching design watch
Claims (2)
1. The rubber flexible connection limiting pull rod device is composed of two triangular fins, a pull rod and four nuts, and is characterized in that: three corners of each triangular wing piece are provided with holes, and the pull rod penetrates through the holes at the upper corners of the two triangular wing pieces and is fixed into a whole through four nuts.
2. The rubber flexible connection limit pull rod device of claim 1, characterized in that: the bottom of the triangular fin is arc-shaped, the arc radius A is 32-292mm, the arc radius B connected with two holes at the lower corner of the triangular fin is 50-325mm, the distance C between the upper corner hole and the lower corner hole of the triangular fin is 55-62mm, the upper corner aperture F of the triangular fin is 18-23mm, the distance L between the two lower corner holes of the triangular fin is 71-102mm, the two lower corner apertures D of the triangular fin are both 18-33mm, and the fan-shaped angle a of the adjacent connecting line of the two lower corner holes of the triangular fin is 18-90 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921314914.XU CN210716440U (en) | 2019-08-14 | 2019-08-14 | Rubber flexible connection limiting pull rod device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921314914.XU CN210716440U (en) | 2019-08-14 | 2019-08-14 | Rubber flexible connection limiting pull rod device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210716440U true CN210716440U (en) | 2020-06-09 |
Family
ID=70933453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921314914.XU Active CN210716440U (en) | 2019-08-14 | 2019-08-14 | Rubber flexible connection limiting pull rod device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210716440U (en) |
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2019
- 2019-08-14 CN CN201921314914.XU patent/CN210716440U/en active Active
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