CN220771148U - Large-span flue - Google Patents
Large-span flue Download PDFInfo
- Publication number
- CN220771148U CN220771148U CN202321452862.9U CN202321452862U CN220771148U CN 220771148 U CN220771148 U CN 220771148U CN 202321452862 U CN202321452862 U CN 202321452862U CN 220771148 U CN220771148 U CN 220771148U
- Authority
- CN
- China
- Prior art keywords
- support
- flue
- auxiliary positioning
- positioning piece
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 230000006978 adaptation Effects 0.000 claims 1
- 206010022000 influenza Diseases 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Landscapes
- Supports For Pipes And Cables (AREA)
Abstract
The utility model discloses a large-span flue which comprises a flue, a first support, a second support, an auxiliary positioning piece and a limiting mechanism, wherein the right end and the left end of the flue are respectively provided with the first support and the second support, the upper parts of the first support and the second support are respectively provided with the first support and the second support, and the two ends of the flue are respectively supported by the first support and the second support. The utility model can ensure that the flue can be arranged in a large span, is easy to maintain, does not increase the base of the support, and reduces the cost.
Description
[ field of technology ]
The utility model relates to the technical field of large-span flues, in particular to the technical field of large-span flues.
[ background Art ]
The flue is arranged on the flue support and used for conveying flue gas, so that the flue support distance is often shortened to ensure the stability of the flue.
At present, the flue support spacing is smaller, so that the flue support and support foundation are increased, and the cost is increased; and when the on-site engineering condition does not allow the arrangement space of the flue support to be too small, the design is finished by increasing the wall thickness of the flue, and the wall thickness of the flue is increased.
In order to enable the flue to be arranged in a large-span manner, a plurality of large-span flues exist at present, for example, a large-span flue disclosed in application number 201920486274.4, a self-supporting large-span flue disclosed in application number 201721127506.4 and the like, but the large-span flues adopt self-supporting structures, the self-supporting structures are arranged in inner holes of the flues, the self-supporting structures are arranged in the inner holes of the flues, so that the maintenance is inconvenient, the processing difficulty of the flues can be enhanced, the cost is increased, dirt such as smoke dust is easily intercepted, the dirt such as the smoke dust is easily accumulated on the inner wall of the flue, and the inner wall of the flue is easily corroded due to long-term accumulation of the dirt.
Therefore, in order to solve the above problems, the flue can be arranged in a large span, and the flue is easy to maintain, the support foundation is not increased, the cost is reduced, and the large span flue is necessary to be proposed.
[ utility model ]
The utility model aims to solve the problems in the prior art, and provides a large-span flue, so that the flue can be arranged in a large span mode, and meanwhile, the flue is easy to maintain, a support base is not increased, and the cost is reduced.
In order to achieve the purpose, the utility model provides a large-span flue, which comprises a flue, a first support, a second support, auxiliary positioning pieces and a limiting mechanism, wherein the right end and the left end of the flue are respectively provided with the first support and the second support, the upper parts of the first support and the second support are respectively provided with the first support and the second support, the two ends of the flue are respectively supported by the first support and the second support, the outer wall of the middle part of the flue is provided with the auxiliary positioning pieces, the auxiliary positioning pieces are arranged between the first support and the second support, the upper parts of the first support and the second support are provided with the limiting mechanism, and the limiting mechanism is adaptively connected with the auxiliary positioning pieces.
Preferably, the first support and the second support are U-shaped, and the flue is clamped by the first support and the second support.
Preferably, the first support and the second support are symmetrically arranged with the auxiliary positioning piece as a symmetry axis.
Preferably, the auxiliary positioning piece is a U-shaped support, the auxiliary positioning piece clamps the flue, the limiting mechanism is a pipe truss, the pipe truss is arranged along the length direction of the flue, two ends of the pipe truss are respectively fixed on the first support and the second support, the middle part of the pipe truss is connected with the auxiliary positioning piece, and the pipe truss is erected at the bottom end of the auxiliary positioning piece.
Preferably, the auxiliary positioning piece is a reinforcing ring rib, the reinforcing ring rib is sleeved on the flue, the first support and the second support are respectively provided with a first short support and a second short support, the first short support and the second short support are arranged above the flue, and a limiting mechanism is connected between the upper parts of the first short support and the second short support and the auxiliary positioning piece.
Preferably, the stop gear contains the cable, the pull ring, connect the through-hole, the bull stick, spacing head, the rotating handle, adjusting screw, first annular base, first annular sphere, the annular base of second, the annular sphere of second, the swivel ball, the screw, the prism, adjusting nut, first short support, second short support top all is equipped with first through-hole respectively, the second through-hole, first through-hole, second through-hole axis and flue axis are parallel, first through-hole, the port of second through-hole Kong Xiangbei is equipped with first annular base, the terminal surface that auxiliary positioning piece was kept away from to first annular base is equipped with the annular base of second, first annular base, the annular base hole of second is equipped with first annular sphere respectively, the annular sphere of second, first annular sphere, the spherical cavity of second constitutes spherical cavity, be equipped with the swivel ball that suits, the swivel ball can freely rotate in spherical cavity, the surface is equipped with the prism that radially sets up, the prism is established in spherical cavity outside and the prism is kept away from auxiliary positioning piece and is set up, be equipped with radial screw and coaxial prism, screw, it has adjusting screw, screw one end that is kept away from auxiliary positioning piece is equipped with on the swivel nut, the end that auxiliary positioning piece is equipped with the coaxial, screw is kept away from the end, be equipped with the adjusting screw, twist, be equipped with the auxiliary positioning piece is close to the rotating handle between the rotating handle, the other end, connect between the rotating handle, the connecting end, and the connecting end is equipped with auxiliary positioning piece, and pass through-bar, and spacing joint between the rotating handle.
Preferably, the left and right ends of the front part and the left and right ends of the rear part of the auxiliary positioning piece are respectively provided with a limiting mechanism.
The utility model has the beneficial effects that: the utility model can ensure that the flue can be arranged in a large span, is easy to maintain, does not increase the base of the support, and reduces the cost; the U-shaped support is arranged in the middle of the flue by arranging the pipe trusses between the first support and the second support at the two ends of the flue, and the middle of the flue is supported by the pipe trusses, so that the flue can be arranged in a large span; the middle part of the flue is provided with the reinforcing ring rib, the upper part of the flue is provided with the inhaul cable structure, and the inhaul cable is used for upwards pulling the reinforcing ring rib, so that the flue can be pulled up, the middle part of the flue is supported, and the middle part of the flue cannot be bent downwards to deform when the flue is arranged in a large span; the flue middle supporting structure is composed of the pipe truss and the U-shaped support, or the flue middle supporting structure is composed of the mechanism with the reinforcing ring ribs and the inhaul cable as main bodies, and is arranged outside the flue, so that smoke dust can not be accumulated on the inner wall of the flue when the flue is supported, the flue can be conveniently maintained by adopting a conventional flue in the market, the maintenance of the flue is easy, and meanwhile, the mechanism with the pipe truss and the inhaul cable as main bodies is supported and fixed by the first support and the second support on two sides of the flue, the support foundation is not needed, and the cost is reduced.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a front view of an embodiment of the large span flue of the present utility model;
FIG. 2 is a front view of a second embodiment of the large span flue of the present utility model;
fig. 3 is a front view of a second spacing mechanism of the large span flue of the present utility model.
[ detailed description ] of the utility model
Example 1
Referring to fig. 1, the large-span flue of the utility model comprises a flue 10, a first support 1, a first support 11, a second support 2, a second support 21, an auxiliary positioning piece 3 and a limiting mechanism 4, wherein the right end and the left end of the flue 10 are respectively provided with the first support 1 and the second support 2, the upper parts of the first support 1 and the second support 2 are respectively provided with the first support 11 and the second support 21, the two ends of the flue 10 are respectively supported by the first support 11 and the second support 21, the outer wall of the middle part of the flue 10 is provided with the auxiliary positioning piece 3, the auxiliary positioning piece 3 is arranged between the first support 1 and the second support 2, the upper parts of the first support 1 and the second support 2 are provided with the limiting mechanism 4, and the limiting mechanism 4 is adaptively connected with the auxiliary positioning piece 3.
The first support 11 and the second support 21 are both U-shaped, and the first support 11 and the second support 21 clamp the flue 10.
The first support 11 and the second support 21 are symmetrically arranged with the auxiliary positioning element 3 as a symmetry axis.
Wherein, auxiliary positioning spare 3 is U type support, and auxiliary positioning spare 3 cliies flue 10, and stop gear 4 is the pipe truss, and the pipe truss sets up along flue 10 length direction, and pipe truss both ends are fixed respectively on first support 1, second support 2, and pipe truss middle part links to each other with auxiliary positioning spare 3, and the pipe truss erects in auxiliary positioning spare 3 bottom.
The working process of the utility model comprises the following steps:
in the working process of the large-span flue, when the span of the flue 10 is overlarge, the U-shaped support is arranged in the middle of the flue 10 by arranging the pipe trusses between the first support 1 and the second support 2 at the two ends of the flue 10, and the middle of the flue 10 is supported by utilizing the support of the U-shaped support by the pipe trusses, so that the flue 10 can be arranged in a large span.
Example two
Referring to fig. 2 and 3, the large-span flue of the utility model comprises a flue 10, a first support 1, a first support 11, a second support 2, a second support 21, an auxiliary positioning piece 3 and a limiting mechanism 4, wherein the right end and the left end of the flue 10 are respectively provided with the first support 1 and the second support 2, the upper parts of the first support 1 and the second support 2 are respectively provided with the first support 11 and the second support 21, the two ends of the flue 10 are respectively supported by the first support 11 and the second support 21, the outer wall of the middle part of the flue 10 is provided with the auxiliary positioning piece 3, the auxiliary positioning piece 3 is arranged between the first support 1 and the second support 2, the upper parts of the first support 1 and the second support 2 are provided with the limiting mechanism 4, and the limiting mechanism 4 is adaptively connected with the auxiliary positioning piece 3.
The first support 11 and the second support 21 are both U-shaped, and the first support 11 and the second support 21 clamp the flue 10.
The auxiliary positioning piece 3 is a reinforcing ring rib, the reinforcing ring rib is sleeved on the flue 10, the tops of the first bracket 1 and the second bracket 2 are respectively provided with a first short bracket 12 and a second short bracket 22, the first short bracket 12 and the second short bracket 22 are arranged above the flue 10, and a limiting mechanism 4 is connected between the upper parts of the first short bracket 12 and the second short bracket 22 and the auxiliary positioning piece 3.
Wherein the limiting mechanism 4 comprises a guy cable 41, a pull ring 42, a connecting through hole 421, a rotating rod 43, a limiting head 431, a rotating handle 432, an adjusting screw 433, a first annular base 44, a first annular spherical surface 441, a second annular base 45, a second annular spherical surface 451, a rotating ball 46, a screw hole 461, a prism 462 and an adjusting nut 47, a first through hole 121 and a second through hole 221 are respectively arranged on the first short bracket 12 and the second short bracket 22, the axes of the first through hole 121 and the second through hole 221 are parallel to the axis of the flue 10, a first annular base 44 is arranged at the opposite end of the first through hole 121 and the second through hole 221, a second annular base 45 is arranged at the end surface of the first annular base 44 away from the auxiliary positioning piece 3, a first annular spherical surface 441 and a second annular spherical surface 451 are respectively arranged at the inner holes of the first annular base 44 and the second annular base 45, the first annular spherical surface 441 and the second annular spherical surface 451 form a spherical cavity, a rotary ball 46 which is suitable for the rotary ball 46 is arranged in the spherical cavity, the rotary ball 46 can freely rotate in the spherical cavity, a prism 462 which is radially arranged is arranged on the surface of the rotary ball 46, the prism 462 is arranged outside the spherical cavity and is far away from the auxiliary positioning piece 3, a screw hole 461 which is radially arranged is arranged on the rotary ball 46, the screw hole 461 is coaxial with the prism 462, an adjusting screw 433 is screwed into the screw hole 461, an adjusting nut 47 is screwed into one end of the adjusting screw 433 far away from the auxiliary positioning piece 3, the adjusting nut 47 is pressed on the prism 462, one end of the adjusting screw 433 close to the auxiliary positioning piece 3 is provided with a coaxial rotating rod 43, two ends of the rotating rod 43 are respectively provided with a limiting head 431 and a rotating handle 432, one end of the pulling ring 42 is provided with a connecting through hole 421, the rotating rod 43 passes through the connecting through hole 421, the connecting through hole 421 is arranged between the limiting head 431 and the rotating handle 432, a guy cable 41 is connected between the other end of the pull ring 42 and the auxiliary positioning piece 3.
Wherein, both ends all are equipped with stop gear 4 about the auxiliary positioning piece 3 front portion, both ends about the rear portion.
The working process of the utility model comprises the following steps:
in the working process of the large-span flue, the middle part of the flue 10 is provided with the reinforcing ring rib, the upper part of the flue 10 is provided with the inhaul cable 41, and the inhaul cable 41 is used for upwards pulling the reinforcing ring rib, so that the flue 10 can be upwards pulled to support the middle part of the flue 10, and the middle part cannot be downwards bent and deformed when the flue 10 is arranged in a large span.
The utility model can ensure that the flue can be arranged in a large span, is easy to maintain, does not increase the base of the support, and reduces the cost; the middle part of the flue 10 is provided with a U-shaped support by arranging a pipe truss between the first support 1 and the second support 2 at the two ends of the flue 10, and the middle part of the flue 10 is supported by utilizing the support of the U-shaped support by the pipe truss, so that the flue 10 can be arranged in a large span; the middle part of the flue 10 is provided with the reinforcing ring rib, the upper part of the flue 10 is provided with the inhaul cable 41 structure, and the inhaul cable 41 is used for upwards pulling the reinforcing ring rib, so that the flue 10 can be pulled up, the middle part of the flue 10 is supported, and the middle part cannot be bent downwards to deform when the flue 10 is arranged in a large span; the middle supporting structure of the flue 10, which is composed of the pipe truss and the U-shaped support, or the middle supporting structure of the flue 10, which is composed of the mechanism taking the reinforcing ring ribs and the inhaul cable 41 as the main body, is arranged outside the flue 10, smoke dust can not be accumulated on the inner wall of the flue 10 while the flue 10 is supported, the flue 10 can be conveniently maintained by adopting a conventional flue in the market, the maintenance of the flue 10 is easy, and meanwhile, the mechanism taking the pipe truss and the inhaul cable 41 as the main body is supported and fixed by the first support 1 and the second support 2 on two sides of the flue 10, so that the support foundation is not needed, and the cost is reduced.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (7)
1. Large-span flue, its characterized in that: including flue (10), first support (1), first support (11), second support (2), second support (21), auxiliary positioning spare (3), stop gear (4), flue (10) right-hand member, left end are equipped with first support (1), second support (2) respectively, are equipped with first support (11) respectively on first support (1), second support (2), second support (21) respectively, flue (10) both ends are supported by first support (11) respectively, second support (21), flue (10) middle part outer wall is equipped with auxiliary positioning spare (3), auxiliary positioning spare (3) are established between first support (1), second support (2), first support (1), second support (2) upper portion is equipped with stop gear (4), stop gear (4) and auxiliary positioning spare (3) adaptation link to each other.
2. The large span flue according to claim 1 wherein: the first support (11) and the second support (21) are U-shaped, and the flue (10) is clamped by the first support (11) and the second support (21).
3. The large span flue according to claim 1 wherein: the first support (11) and the second support (21) are symmetrically arranged on the left and right sides by taking the auxiliary positioning piece (3) as a symmetry axis.
4. The large span flue according to claim 1 wherein: the auxiliary positioning piece (3) is a U-shaped support, the auxiliary positioning piece (3) clamps the flue (10), the limiting mechanism (4) is a pipe truss, the pipe truss is arranged along the length direction of the flue (10), two ends of the pipe truss are respectively fixed on the first support (1) and the second support (2), the middle part of the pipe truss is connected with the auxiliary positioning piece (3), and the pipe truss is erected at the bottom end of the auxiliary positioning piece (3).
5. The large span flue according to claim 1 wherein: the auxiliary positioning piece (3) is a reinforcing ring rib, the reinforcing ring rib is sleeved on the flue (10), the tops of the first support (1) and the second support (2) are respectively provided with a first short support (12) and a second short support (22), the first short support (12) and the second short support (22) are arranged above the flue (10), and a limiting mechanism (4) is connected between the upper parts of the first short support (12) and the second short support (22) and the auxiliary positioning piece (3).
6. The large span flue according to claim 5 wherein: the limiting mechanism (4) comprises a guy cable (41), a pull ring (42), a connecting through hole (421), a rotating rod (43), a limiting head (431), a rotating handle (432), an adjusting screw (433), a first annular base (44), a first annular spherical surface (441), a second annular base (45), a second annular spherical surface (451), a rotating ball (46), a screw hole (461), a prism (462) and an adjusting nut (47), wherein the upper parts of the first short bracket (12) and the second short bracket (22) are respectively provided with the first through hole (121) and the second through hole (221), the axes of the first through hole (121) and the second through hole (221) are parallel to the axis of the flue (10), the opposite end of the first through hole (121) and the second through hole (221) is provided with the first annular base (44), the end face of the first annular base (44) far away from the auxiliary positioning piece (3) is provided with the second annular base (45), the inner holes of the first annular spherical surface (441) and the second annular spherical surface (451) are respectively arranged, the first annular spherical surface (441) and the second annular spherical surface (451) are respectively arranged in the spherical cavity (451) and the spherical cavity (46) are formed in the spherical cavity (46), the surface of the rotary ball (46) is provided with a prism (462) which is radially arranged, the prism (462) is arranged outside the spherical cavity, the prism (462) is far away from the auxiliary positioning piece (3), a radial screw hole (461) is formed in the rotary ball (46), the screw hole (461) is coaxial with the prism (462), an adjusting screw (433) is screwed into the screw hole (461), one end of the adjusting screw (433), far away from the auxiliary positioning piece (3), is screwed with an adjusting nut (47), the adjusting nut (47) is pressed on the prism (462), one end of the adjusting screw (433), close to the auxiliary positioning piece (3), is provided with a coaxial rotating rod (43), two ends of the rotating rod (43) are respectively provided with a limiting head (431) and a rotating handle (432), one end of the pull ring (42) is provided with a connecting through hole (421), the rotating rod (43) penetrates through the connecting through hole (421), the connecting through hole (421) is arranged between the limiting head (431) and the rotating handle (432), and a inhaul cable (41) is connected between the other end of the pull ring (42) and the auxiliary positioning piece (3).
7. The large span flue according to claim 6 wherein: limiting mechanisms (4) are arranged at the left and right ends of the front part and the left and right ends of the rear part of the auxiliary positioning piece (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321452862.9U CN220771148U (en) | 2023-06-08 | 2023-06-08 | Large-span flue |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321452862.9U CN220771148U (en) | 2023-06-08 | 2023-06-08 | Large-span flue |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220771148U true CN220771148U (en) | 2024-04-12 |
Family
ID=90621541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321452862.9U Active CN220771148U (en) | 2023-06-08 | 2023-06-08 | Large-span flue |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220771148U (en) |
-
2023
- 2023-06-08 CN CN202321452862.9U patent/CN220771148U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101314961A (en) | Dish shaped node suitable for joint of chord-tension truss stay rod and double-cable | |
CN214941066U (en) | Angle-adjustable support of building roof steel truss | |
WO2019218680A1 (en) | Single-layer inner ring-free intersecting cable support structure | |
CN1851184A (en) | Prestress steel structure brace rod adjustable nodal connection device | |
CN220771148U (en) | Large-span flue | |
CN116753531A (en) | Large-span flue | |
CN2908631Y (en) | Adjustable node connection device of prestressed steel structure brace rod | |
CN208748965U (en) | Mechanical connection assembly for reinforcing steel bars | |
CN208272344U (en) | A kind of intermediate joint of electric cable and terminals make bracket | |
CN200989057Y (en) | Conic clamping steel pipe scaffold coupling parts | |
CN217559330U (en) | Expansion joint for boiler pulverized coal pipeline | |
CN111927082A (en) | Cross rod structure of disc buckle type support system | |
CN212535268U (en) | Linear tower for composite material power transmission line | |
CN212107219U (en) | Anti-seismic support early warning system and early warning pull rod | |
CN201206578Y (en) | Multifunction universal connector | |
CN114658099B (en) | Taper pipe welding ball joint | |
CN207298200U (en) | A kind of new super-large diameter bend pipe pressure balance type expansion joint | |
CN220768388U (en) | Novel steel structure net rack rod | |
CN206723684U (en) | A kind of Novel elbow pipe structure | |
CN207893251U (en) | A kind of adjustable skewed horizontal load pipe for antidetonation suspension and support | |
CN207222652U (en) | The adjustable cold bending device of band steel side horizontal | |
CN215290687U (en) | A general accessory for structural framework connects | |
CN221548054U (en) | Hydraulic pipeline connecting device for hydraulic engineering | |
CN218085871U (en) | Bicycle rocking arm connection structure | |
CN218508812U (en) | Sectional assembly type curve truss structure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |