CN211362177U - Bolt installation device of flange in large-scale equipment - Google Patents
Bolt installation device of flange in large-scale equipment Download PDFInfo
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- CN211362177U CN211362177U CN201922356161.5U CN201922356161U CN211362177U CN 211362177 U CN211362177 U CN 211362177U CN 201922356161 U CN201922356161 U CN 201922356161U CN 211362177 U CN211362177 U CN 211362177U
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- bolt
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- flange
- pressure head
- sleeve
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Abstract
The utility model relates to a bolt installation device of flange among large-scale equipment, including the driving piece that the pressure head and the drive ram that the alignment waited to adorn the bolt removed, its characterized in that: the support frame is provided with a bottom surface, a first support surface parallel to the end surface of the flange and a second support surface standing on the bottom surface; the clamp is provided with a central shaft, the central shaft is erected on the first supporting surface and the second supporting surface and can rotate relative to the supporting frame, and the central shaft and the first supporting surface are vertically distributed; the sleeve is arranged on the clamp, the driving device and the pressure head are arranged in the sleeve, and the opening of the sleeve which is pointed by the pressure head corresponds to the bolt hole on the flange. By adopting the device, the installation of the large bolt is relatively easy, the installation efficiency is high, and the operation safety is good.
Description
Technical Field
The utility model relates to a bolt installation device, concretely relates to bolt installation device of flange in main equipment.
Background
With the continuous development of petrochemical technology, the petrochemical equipment technology is also continuously innovated, the equipment needs to bear higher temperature and pressure, and the overall dimension of the equipment is diversified in order to meet the requirements of production technology. For example, the total weight of the existing one-stage and two-stage hydrogenation reactors exceeds 2000 tons, the bolts used at the manhole flange reach M105 and form an included angle of 40 degrees with the center vertical line of the equipment (as shown in figure 2), and the weight of a single bolt reaches 100kg, so that the heavy bolts bring great difficulty to installation.
In the actual operation process, the operation of installing the bolts with the specifications is difficult only by hands, and the safety and the efficiency are not ensured.
At present, although a bolt-inserting tool is also provided, such as the structure disclosed in chinese patent publication No. CN207914935U, it is mainly used for spline bolts and is not suitable for bolt installation of an inclined manhole flange.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art's current situation, a bolt installation device of flange among the main equipment is provided for large-scale bolt's installation is light, and is efficient, and the security is good.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a bolt installation device of flange among large-scale equipment, including the driving piece that the pressure head and the driving pressure head that aim at waiting to adorn the bolt removed, its characterized in that: the support frame is provided with a bottom surface, a first support surface parallel to the end surface of the flange and a second support surface standing on the bottom surface; the clamp is provided with a central shaft, the central shaft is erected on the first supporting surface and the second supporting surface and can rotate relative to the supporting frame, and the central shaft and the first supporting surface are vertically distributed; the sleeve is arranged on the clamp, the driving device and the pressure head are arranged in the sleeve, and the opening of the sleeve which is pointed by the pressure head corresponds to the bolt hole on the flange.
In the above solution, preferably, the number of the sleeves is even, the sleeves are symmetrically distributed about the central axis, the outer walls of the symmetrically distributed sleeves are relatively provided with first connecting parts extending in the radial direction, the central axis is connected with second connecting parts distributed in the radial direction, the corresponding first connecting parts and the corresponding second connecting parts are connected in an inserting and matching manner, and a locking member is arranged between the first connecting parts and the second connecting parts. Therefore, the installation efficiency can be improved, and the clamp is more stable when rotated.
In the above scheme, in order to adapt to the installation of bolts on the flanges with different specifications, the improved structure is that the first connecting part is a connecting pipe, the second connecting part is a connecting rod inserted into the connecting pipe, and the locking piece is a locking bolt which is in threaded connection with the side wall of the connecting pipe and the head of which can be abutted against the connecting rod. The distance between the sleeve and the central shaft is conveniently adjusted by adjusting the insertion depth of the first connecting part and the second connecting part.
In each scheme, the bottom surface of the support frame is further in threaded connection with an angle adjusting bolt with a head portion used for abutting against a foundation. The angle of the support frame can be changed by rotating the adjusting bolt, so that the central shaft is aligned with the central line of the flange.
In the above embodiments, the driving member is preferably an electric push rod, but may be an existing driving member such as a hydraulic cylinder or an air cylinder.
In order to facilitate hoisting, a lifting lug for hoisting is further fixed on the central shaft.
Compared with the prior art, the utility model discloses an add support frame, anchor clamps and sleeve pipe, when the installation, can let the terminal surface that the first holding surface of support frame corresponds the flange earlier, then rotate for the support frame through the center pin, make the sheathed tube mouth of pipe on the anchor clamps correspond the bolt hole, recycle the driving piece will wait to adorn during the bolt hole that the bolt pushed into the flange, obviously adopt such device, to large-scale bolt's installation, seem light relatively, and the installation effectiveness is high, and operating safety is good.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a schematic partial sectional view of an embodiment of the present invention in an installation state.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Fig. 1 shows a bolt mounting device for a flange in a large-scale equipment, which is applied to bolt mounting of two flanges 10 at an inclined manhole 20 in a large-scale equipment (such as a heat exchanger) in the present embodiment, and of course, bolt mounting of flanges of other specifications can be used as required.
The bolt mounting device comprises a support frame 1, a clamp 2, a sleeve 3 for inserting a bolt 30 to be mounted, a pressure head 4 for aligning the bolt 30 to be mounted and a driving part 5 for driving the pressure head to move, wherein the support frame 1 is provided with a bottom surface 11, a first supporting surface 12 and a second supporting surface 13 standing on the bottom surface, in the embodiment, the first supporting surface 12 is designed into a triangular structure, the bottom edge of the first supporting surface is fixed at the upper end of a standing surface 14, and the first supporting surface 12 is obliquely distributed relative to the bottom surface 11 so as to be parallel to the end surface of an inclined manhole flange 10. The upright surface 14 is fixed to one side of the bottom surface 11, the second supporting surface 13 is fixed to the other side of the bottom surface 11, and the second supporting surface 13 is lower than the first supporting surface 12.
The clamp 2 has a central shaft 21, the central shaft 21 is erected on the first support surface 12 and the second support surface 13 and can rotate relative to the support frame 1, in order to make the central shaft 21 rotate flexibly and bear a certain thrust, a thrust bearing 6 is installed on the top of the second support surface 13, and the lower end of the central shaft 21 is supported in the thrust bearing 6. The mounted central axis 21 is arranged perpendicular to the first support surface 12.
The casing 3 is mounted on the fixture 2, the driving device 5 and the ram 4 are mounted in the casing 3, and the casing pipe mouth pointed by the ram 4 corresponds to the bolt hole 101 on the manhole flange. The drive 5 is preferably an electric push rod. In the present embodiment, in order to further improve the installation efficiency and the operation convenience, there are even number of the sleeves 3, which are symmetrically distributed about the central axis 21, two sleeves are shown in the figure, the outer walls of the two symmetrically distributed sleeves 3 are relatively provided with first connecting portions 31 extending in the radial direction, the central axis 21 is connected with second connecting portions 22 distributed in the radial direction, the corresponding first connecting portions 31 and second connecting portions 22 are connected in an inserting and matching manner, and a locking member is disposed between the two connecting portions. The adoption is inserted and is joined in marriage the mode of connecting, is convenient for adjust the distance between sleeve pipe 3 and the center pin 21 to the bolt installation on the oblique manhole flange 10 of different specifications of adaptation makes this device suitability wider. In the figure, the first connecting portion 31 is a connecting pipe, the second connecting portion 22 is a connecting rod inserted into the connecting pipe, and the locking member is a locking bolt 7 which is screwed to a side wall of the connecting pipe and whose head can abut against the connecting rod for the sake of easy insertion.
Considering the unevenness of the foundation, in order to conveniently achieve the purpose that the first supporting surface is parallel to the end surface of the inclined manhole flange 10, the bottom surface of the supporting frame is further in threaded connection with an angle adjusting bolt 8 with the head abutting against the foundation, and the angle of the supporting frame can be finely adjusted by rotating the angle adjusting bolt 8, so that the purpose is rapidly achieved. Meanwhile, in order to conveniently lift the clamp, a lifting lug 9 for lifting is also fixed on the central shaft.
During installation, a central shaft of the clamp is aligned and attached to the center of a flange of the inclined manhole, the bolt is adjusted by rotating the angle, the angle of the support frame is adjusted, the first support surface of the support frame is parallel to the end surface of the flange of the inclined manhole, and the central line of the flange is superposed with the central line of the central shaft of the clamp; then adjusting the radius between the sleeve (the sleeve is not inserted with the bolt 30 to be installed) and the central shaft, namely loosening the locking bolt, adjusting the depth of the connecting rod inserted into the connecting pipe to a proper position, enabling the distance between the center of the sleeve and the center of the central shaft to be equal to the distance between the bolt hole on the flange and the center line of the flange, and then screwing the locking bolt; then, the clamp and the sleeve are placed on a horizontal operation surface, each bolt is installed in the corresponding sleeve on the horizontal operation surface, then the sleeve, the clamp and the bolt are hoisted and placed on the support frame together, the clamp is rotated, the pipe orifice of each sleeve is aligned to the bolt hole, then a switch for controlling the electric push rod is started, the bolt is pushed into the bolt hole, and therefore the bolt is installed in place.
Claims (6)
1. The utility model provides a bolt installation device of flange among large-scale equipment, including the driving piece that the pressure head and the driving pressure head that aim at waiting to adorn the bolt removed, its characterized in that: the support frame is provided with a bottom surface, a first support surface parallel to the end surface of the flange and a second support surface standing on the bottom surface; the clamp is provided with a central shaft, the central shaft is erected on the first supporting surface and the second supporting surface and can rotate relative to the supporting frame, and the central shaft and the first supporting surface are vertically distributed; the sleeve is arranged on the clamp, the driving piece and the pressure head are arranged in the sleeve, and the opening of the sleeve pipe pointed by the pressure head corresponds to the bolt hole on the flange.
2. The bolt mounting apparatus of claim 1, wherein: the number of the sleeves is even, the sleeves are respectively distributed symmetrically around the central shaft, the outer walls of the sleeves which are distributed symmetrically are provided with first connecting parts which extend radially relatively, the central shaft is connected with second connecting parts which are distributed radially, the corresponding first connecting parts and the second connecting parts are connected in an inserting and matching mode, and locking parts are arranged between the first connecting parts and the second connecting parts.
3. The bolt mounting apparatus of claim 2, wherein: the first connecting portion are connecting pipes, the second connecting portion are connecting rods inserted into the connecting pipes, and the locking pieces are locking bolts in threaded connection on the side walls of the connecting pipes and capable of abutting against the connecting rods.
4. A bolt mounting arrangement according to claim 1 or 2 or 3, wherein: and the bottom surface of the support frame is also in threaded connection with an angle adjusting bolt with a head part used for abutting against a foundation.
5. A bolt mounting arrangement according to claim 1 or 2 or 3, wherein: the driving piece is an electric push rod.
6. A bolt mounting arrangement according to claim 1 or 2 or 3, wherein: lifting lugs for lifting are further fixed on the central shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922356161.5U CN211362177U (en) | 2019-12-24 | 2019-12-24 | Bolt installation device of flange in large-scale equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922356161.5U CN211362177U (en) | 2019-12-24 | 2019-12-24 | Bolt installation device of flange in large-scale equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211362177U true CN211362177U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922356161.5U Active CN211362177U (en) | 2019-12-24 | 2019-12-24 | Bolt installation device of flange in large-scale equipment |
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| CN (1) | CN211362177U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116551627A (en) * | 2023-07-11 | 2023-08-08 | 中建安装集团有限公司 | Intelligent construction device and method for vertical air duct flange bolts in narrow space |
-
2019
- 2019-12-24 CN CN201922356161.5U patent/CN211362177U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116551627A (en) * | 2023-07-11 | 2023-08-08 | 中建安装集团有限公司 | Intelligent construction device and method for vertical air duct flange bolts in narrow space |
| CN116551627B (en) * | 2023-07-11 | 2023-11-21 | 中建安装集团有限公司 | Intelligent construction device and method for vertical air duct flange bolts in narrow space |
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| CP01 | Change in the name or title of a patent holder |
Address after: 315207 Jiaochuan Street Refining Road, Zhenhai District, Ningbo City, Zhejiang Province Patentee after: Zhenhai Petrochemical Construction and Installation Engineering Co.,Ltd. Address before: 315207 Jiaochuan Street Refining Road, Zhenhai District, Ningbo City, Zhejiang Province Patentee before: ZHENHAI PETROCHEMICAL JIANAN ENGINEERING Co.,Ltd. |