CN217828688U - Fire arrester of reinforcing shell intensity - Google Patents
Fire arrester of reinforcing shell intensity Download PDFInfo
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- CN217828688U CN217828688U CN202221408228.0U CN202221408228U CN217828688U CN 217828688 U CN217828688 U CN 217828688U CN 202221408228 U CN202221408228 U CN 202221408228U CN 217828688 U CN217828688 U CN 217828688U
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- lifting lug
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Abstract
The utility model relates to a spark arrester technical field, concretely relates to spark arrester of reinforcing shell intensity. This spark arrester includes first flange, first takeover, the second is taken over, first head, the second flange, the spark arrester shell, fastening member, still include the several lug, each the lug sets up in first takeover, second takeover outer end both sides, first flange or second flange are connected to one end, first head or second head are connected to the other end, each the both sides of lug set up the triangular supports portion, through each the triangular supports portion strengthens the fixed connection with each takeover, and each the triangular supports portion respectively perpendicular to rather than the lug and the takeover of being connected. Through the supporting lug of the takeover bilateral symmetry erection dimension and the triangular supports portion at the spark arrester, take over the bending stress and the torsional stress that bear when having solved the spark arrester installation, reduced the spark arrester because the seam fracture that dead weight or pipeline deformation lead to, very big assurance the shell intensity of spark arrester.
Description
Technical Field
The utility model relates to a spark arrester technical field, concretely relates to spark arrester of reinforcing shell intensity.
Background
Flame arresters are safety devices used to prevent the spread of flames in flammable gases or flammable liquid vapors, and are generally installed in pipes transporting flammable gases or in tanks communicating with pipes, for preventing the spread of flames. The flame arrester generally comprises a flame arrester housing, a flame arrester core and its housing, a flange, a connecting pipe, a sealing head and a fastening part. Because the existing flame arrester generally adopts a welding mode, the appearance shape is similar, and due to the specific shape and weight, the connecting pipe can bear larger longitudinal bending stress and torsional stress due to the self weight of the flame arrester and the deformation of a pipeline in the hoisting process and after the installation is finished, and meanwhile, because the connecting pipe plays the role of connecting the flange and the end enclosure, the connecting pipe part belongs to the weakest part of the shell of the flame arrester, and the joint between the connecting pipe and the flange and the end enclosure is easy to crack.
SUMMERY OF THE UTILITY MODEL
Based on the problem that exists among the background art, the utility model aims to solve the technical problem that a spark arrester of reinforcing shell intensity is provided, through installation lug and triangular supports on the spark arrester shell, can be very big improvement take over the atress situation of position, strengthen the structural rigidity who takes over hookup location, strengthen the whole bearing capacity of spark arrester.
The technical scheme is as follows:
the utility model provides a spark arrester of reinforcing shell intensity, including first flange, first takeover, the second is taken over, first head, the second flange, the spark arrester shell, fastening part, still include the several lug, each the lug sets up in first takeover, second takeover outer end both sides, first flange or second flange are connected to one end, first head or second head are connected to the other end, each the both sides of lug set up the triangular supports portion, through each the triangular supports portion strengthens the fixed connection who takes over with each, and each the triangular supports portion respectively perpendicular to rather than the lug and the takeover of being connected.
Preferably, the lifting lugs are 4, namely a lifting lug a, a lifting lug b, a lifting lug c and a lifting lug d, and the triangular support portion is 8.
Preferably, the lifting lugs a and b are symmetrically arranged on two sides of the first connecting pipe, one end of each lifting lug a is connected with the first flange, and the other end of each lifting lug b is connected with the first seal head; the lifting lugs c and the lifting lugs d are symmetrically arranged on two sides of the second connecting pipe, one end of each lifting lug is connected with the second flange, and the other end of each lifting lug is connected with the second seal head.
Preferably, the lifting lug a, the lifting lug b, the lifting lug c and the lifting lug d are respectively provided with a lifting hole at the center, and the triangular supports are positioned beside the lifting lug lifting holes and symmetrically arranged at two sides of the lifting lug. The shape of the lifting hole can be circular, square and the like, and the size of the lifting hole is matched with a hook of a lifting tool for lifting.
Preferably, the connecting part of each triangular supporting part and each connecting pipe and each lifting lug is matched with the shape of each connecting pipe and each lifting lug respectively.
Preferably, the side of one end of each lifting lug connected with the first flange or the second flange is exactly level with the end of the first flange or the second flange and is perpendicular to the first flange or the second flange.
Preferably, the side edge of each lifting lug extends from the end part of the first flange or the second flange to the flame arrester shell at the maximum part of the diameter of the sealing head, so that the side edge of each lifting lug is in an inclined straight line.
Preferably, the connection part of each lifting lug and each flange and each seal head is matched with the shape of each flange and each seal head.
Preferably, the first flange, the first connecting pipe and the first sealing head are sequentially connected, the second sealing head, the second connecting pipe and the second flange are sequentially connected, and the first flange, the first connecting pipe, the first sealing head, the second connecting pipe and the second flange are symmetrically arranged on the two sections of the fire retardant core shell through fastening parts respectively.
Preferably, the fastening part is 2-10 bolt and nut assemblies, each bolt and nut assembly is connected between the first seal head and the second seal head, and screw holes matched with the bolt and the nut in size and quantity are formed in the edges of the symmetrical end portions of the first seal head and the second seal head.
Compared with the prior art, the utility model has the advantages of:
the utility model provides a fire arrestor of reinforcing shell intensity can be used to horizontal fire arrestor and vertical fire arrestor two kinds of types, through at the supporting lug of the takeover bilateral symmetry installation size of fire arrestor and triangle supporting part, has solved the longitudinal bending stress and the torsional stress that takeover bore when the fire arrestor is horizontal installation, has also solved the axial tensile stress and the torsional stress that takeover bore when the fire arrestor is vertical installation, has reduced the seam (generally select welded fastening) fracture that the fire arrestor leads to because of dead weight or pipeline deformation, very big assurance the shell intensity of fire arrestor;
the utility model discloses a supporting lug of takeover bilateral symmetry installation dimension at the spark arrester not only can be used for hoist and mount spark arrester when installation or removal, including the fixed stay effect of the triangular support portion of lug both sides, has strengthened the intensity at takeover position, has eliminated the potential safety hazard when installation or dismantlement, is showing the security when having improved the operation.
Drawings
FIG. 1 is a horizontal structure diagram of the flame arrester of the present invention;
FIG. 2 is a vertical structure view of the flame arrester of the present invention;
fig. 3 is a partial structure view of a lifting lug of example 3 of a flame arrester according to the present invention.
In the figures, 1-first flange; 201-a first take-over; 202-a second takeover; 3-a first end socket; 4-a fastening component; 5-fire retardant core shell; 6-a second end enclosure; 701-lifting lug a; 702-lifting lug b; 703-lifting lug c; 704-ear d; 8-a second flange; 9-triangular support.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the invention; for the purpose of better illustrating the present embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; some well-known structures in the drawings and descriptions thereof may be omitted for those skilled in the art.
The following detailed description is made with reference to the accompanying drawings.
Example 1
As shown in fig. 1, a spark arrester of reinforcing shell intensity adopts horizontal structure, including first flange 1, first takeover 201, second takeover 202, first head 3, second head 6, second flange 8, fire retardant core shell 5, fastening components 4, first flange 1, first takeover 201, first head 3 link up in proper order, second head 6, second takeover 202, second flange 8 link up in proper order, and first flange 1, first takeover 202, first head 3 and second head 6, second takeover 202, second flange 8 are respectively through fastening components 4 symmetrically install both ends about fire retardant core shell 5. The flame arrester further comprises a plurality of lifting lugs, each lifting lug is arranged on two sides of the outer ends of the first connecting pipe 201 and the second connecting pipe 202, one end of each lifting lug is connected with the first flange 1 or the second flange 8, the other end of each lifting lug is connected with the first seal head 3 or the second seal head 6, two sides of each lifting lug are provided with triangular supporting parts 9, the triangular supporting parts 9 are used for reinforcing the fixed connection with the connecting pipes, and each triangular supporting part 9 is perpendicular to the lifting lug 7 and the connecting pipe which are connected with the triangular supporting parts 9 respectively. The size and the dimension of the lifting lug are matched with the flame arrester, and the triangular supporting part is matched with the lifting lug.
The lifting lug sets up 4, is lifting lug a701, lifting lug b702, lifting lug c703, lifting lug d704 respectively, triangular supports 9 sets up 8. The lifting lugs a701 and b702 are symmetrically arranged at the upper side and the lower side of the first connecting pipe 201, one end of each lifting lug is connected with the first flange 1, and the other end of each lifting lug is connected with the first seal head 3; the lifting lugs c703 and d704 are symmetrically arranged on the upper side and the lower side of the second connecting pipe 202, one end of each lifting lug is connected with the second flange 8, and the other end of each lifting lug is connected with the second seal head 6.
The centers of the lifting lug a701, the lifting lug b702, the lifting lug c703 and the lifting lug d704 are respectively provided with a lifting hole, the lifting holes are circular, and the triangular supporting parts 9 are positioned beside the lifting lug lifting holes and symmetrically arranged at two sides of the lifting lugs. The connecting parts of the triangular supporting parts 9 and the connecting pipes and the lifting lugs are respectively matched with the shapes of the connecting pipes and the lifting lugs.
The side edge of one end of each lifting lug, which is connected with the first flange 1 or the second flange 8, is just level with the end part of the first flange or the second flange, and the side edge of the end of each lifting lug is just level with the end part of the first flange or the second flange and is perpendicular to the first flange 1 or the second flange 8. The connecting parts of the lifting lugs, the flanges and the end sockets are matched with the shapes of the flanges and the end sockets.
The lifting lugs are made of the same materials as those of the connecting pipes and the end sockets and are generally fixed on the two sides of the connecting pipes of the flame arrester through welding.
The lifting lug b702 and the lifting lug c703, and the lifting lug a701 and the lifting lug d704 respectively form axial symmetry about a vertical central shaft of the flame arrester; the lifting lugs a701 and b702, and lifting lugs c703 and d704 respectively form axial symmetry about the transverse central axis of the flame arrester 4.
The fastening part 4 is 2 bolt and nut assemblies, each bolt and nut assembly is connected between the first seal head 3 and the second seal head 6, the end edge of the first seal head 3 symmetrical to the second seal head 6 is provided with screw holes matched with the sizes and the quantities of bolts and nuts, the bolts penetrate through the two corresponding screw holes in the first seal head 3 and the second seal head 6, and the two ends of the bolts are fixed by nuts.
When the flame arrester is installed, because the flame arrester is horizontal structure, the flame arrester level is placed in ground, utilizes lifting device horizontal hoisting lug b702 and lug c703 simultaneously, makes the lifting hole of lifting device connection fixed lug, can upwards hoist the flame arrester through lifting device. After the flame arrester is hoisted to a specified position, the flame arrester and the pipeline are connected and fastened. Carry out the dismantlement of lifting device and lug at last, through the supporting lug of the takeover bilateral symmetry installation dimension and the triangle supporting part at the spark arrester, take over the longitudinal bending stress and the torsional stress that bear when having solved the horizontal installation of spark arrester, reduced the installation fracture that the spark arrester leads to because dead weight or pipeline warp, very big assurance the shell intensity of spark arrester, hoist and mount also labour saving and time saving has improved work efficiency.
Example 2
As shown in fig. 2, a spark arrester of reinforcing shell intensity adopts vertical structure, including first flange 1, first takeover 201, second takeover 202, first head 3, second head 6, second flange 8, fire retardant core shell 5, fastening components 4, first flange 1, first takeover 201, first head 3 link up in proper order, second head 6, second takeover 202, second flange 8 link up in proper order, and first flange 1, first takeover 202, first head 3 and second head 6, second takeover 202, second flange 8 are respectively through fastening components 4 symmetrically install both ends about fire retardant core shell 5. The connecting pipe is characterized by further comprising a plurality of lifting lugs, each lifting lug is arranged on two sides of the outer end of each first connecting pipe 201 and the outer end of each second connecting pipe 202, one end of each lifting lug is connected with the first flange 1 or the second flange 8, the other end of each lifting lug is connected with the first sealing head 3 or the second sealing head 6, triangular supporting portions 9 are arranged on two sides of each lifting lug, fixed connection with each connecting pipe is strengthened through each triangular supporting portion 9, and each triangular supporting portion 9 is perpendicular to the lifting lug 7 and the connecting pipe which are connected with the triangular supporting portion 9.
The lifting lug sets up 4, is lifting lug a701, lifting lug b702, lifting lug c703, lifting lug d704 respectively, triangular supports 9 sets up 8. The lifting lugs a701 and b702 are symmetrically arranged on the left side and the right side of the first connecting pipe 201, one end of each lifting lug is connected with the first flange 1, and the other end of each lifting lug is connected with the first seal head 3; the lifting lugs c703 and d704 are symmetrically arranged at the left side and the right side of the second connecting pipe 202, one end of each lifting lug is connected with the second flange 8, and the other end of each lifting lug is connected with the second seal head 6.
When the flame arrester is installed, due to the vertical structure, the flame arrester is vertically placed on the ground, then the lifting lugs b701 and c702 are horizontally lifted by the lifting tool at the same time, so that the lifting tool is connected with the lifting holes for fixing the lifting lugs, and the flame arrester can be lifted upwards by the lifting tool. Because the supporting lug of the takeover bilateral symmetry erection dimension and the triangle supporting part at the spark arrester, the axial tensile stress and the torsional stress that the takeover bore when having solved the vertical installation of spark arrester have reduced the installation fracture that the spark arrester leads to because dead weight or pipeline warp, very big assurance the shell intensity of spark arrester, have improved work efficiency.
Otherwise, the same contents as in example 1 were not described.
Example 3
As shown in figure 3, the flame arrester for enhancing the strength of the shell adopts a horizontal structure, the side edge of each lifting lug extends to the outer end of the middle part of each seal head from the end part of the first flange or the second flange, so that the side edge of each lifting lug is an inclined straight line and is not perpendicular to each flange, the area of each lifting lug is increased, and the contact area between each lifting lug and the shell of the flame retardant core is also increased. By increasing the stress area, the stress borne by the connecting pipe is reduced, and the strength of the shell of the flame arrester is further enhanced.
Otherwise, the same contents as in example 1 were not described.
Example 4
The utility model provides a spark arrester of reinforcing shell intensity, adopts vertical structure, each the side of lug extends to the outer end at each head middle part from the tip of first flange or second flange, makes the side of lug be the straight line of slope, and the side is not the perpendicular to flange, has increased the area of lug like this, has also increased the area of contact of lug with back-fire relief core shell. Therefore, the stress borne by the connecting pipe is reduced by increasing the stress area, and the strength of the shell of the flame arrester is further enhanced.
Otherwise, the same contents as in example 2 were not described.
In addition, it should be understood that although the present specification describes embodiments, the embodiments do not include only these technical solutions, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and also should be within the scope of protection.
Claims (10)
1. The utility model provides a spark arrester of reinforcing shell intensity, including first flange, first takeover, the second is taken over, first head, the second flange, the spark arrester shell, fastening member, a serial communication port, still include the several lug, each the lug sets up in first takeover, outer end both sides are taken over to the second, first flange or second flange are connected to one end, first head or second head are connected to the other end, each the both sides of lug set up the triangular supports portion, through each the triangular supports portion strengthens the fixed connection who takes over with each, and each the triangular supports portion respectively perpendicular to rather than the lug of being connected and takeover.
2. The flame arrester for enhancing shell strength as claimed in claim 1, wherein the number of the lifting lugs is 4, namely lifting lug a, lifting lug b, lifting lug c and lifting lug d, and the number of the triangular supports is 8.
3. The flame arrester for enhancing the strength of the shell as claimed in claim 2, wherein the lifting lugs a and b are symmetrically arranged at two sides of the first connecting pipe, one end of the lifting lug a is connected with the first flange, and the other end of the lifting lug b is connected with the first sealing head; the lifting lugs c and the lifting lugs d are symmetrically arranged on two sides of the second connecting pipe, one end of each lifting lug is connected with the second flange, and the other end of each lifting lug is connected with the second seal head.
4. The flame arrester for enhancing the strength of the shell as claimed in claim 3, wherein a lifting hole is respectively arranged at the center of the lifting lug a, the lifting lug b, the lifting lug c and the lifting lug d, and the triangular supports are arranged beside the lifting hole of the lifting lug and symmetrically arranged at the two sides of the lifting lug.
5. A fire arrestor for increasing the strength of an enclosure as claimed in claim 1, wherein the connecting portions of the triangular supports with the connecting pipes and the lifting lugs are respectively adapted to the shapes of the connecting pipes and the lifting lugs.
6. A fire arrestor for increasing the strength of a shell as claimed in claim 3, wherein the end of each lifting lug connected to the first flange or the second flange has a side edge which is exactly flush with the end of the first flange or the second flange and perpendicular to the first flange or the second flange.
7. A flame arrestor for increasing the strength of an enclosure as claimed in claim 3, wherein the side edges of each lifting lug extend from the end of the first flange or the second flange to the outer end of the middle portion of each end socket, so that the side edges of the lifting lugs are inclined straight lines.
8. A flame arrester for enhancing the strength of a shell as claimed in claim 6 or 7, wherein the connecting part of each lifting lug and each flange and each sealing head is matched with the shape of each flange and each sealing head.
9. The flame arrester of claim 1, wherein the first flange, the first connecting pipe and the first end socket are sequentially connected, the second end socket, the second connecting pipe and the second flange are sequentially connected, and the first flange, the first connecting pipe, the first end socket, the second connecting pipe and the second flange are symmetrically mounted at two ends of the flame retardant core housing through fastening parts.
10. The flame arrester of claim 9, wherein the fastening members are 2-10 sets of bolt and nut assemblies, each bolt and nut assembly is connected between the first end socket and the second end socket, and the end edges of the first end socket and the second end socket, which are symmetrical, are provided with screw holes matched with the bolt and nut in size and number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221408228.0U CN217828688U (en) | 2022-06-07 | 2022-06-07 | Fire arrester of reinforcing shell intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221408228.0U CN217828688U (en) | 2022-06-07 | 2022-06-07 | Fire arrester of reinforcing shell intensity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217828688U true CN217828688U (en) | 2022-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221408228.0U Active CN217828688U (en) | 2022-06-07 | 2022-06-07 | Fire arrester of reinforcing shell intensity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217828688U (en) |
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2022
- 2022-06-07 CN CN202221408228.0U patent/CN217828688U/en active Active
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