CN112320630A - Supporting beam for hoisting heat absorber - Google Patents
Supporting beam for hoisting heat absorber Download PDFInfo
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- CN112320630A CN112320630A CN202011223478.2A CN202011223478A CN112320630A CN 112320630 A CN112320630 A CN 112320630A CN 202011223478 A CN202011223478 A CN 202011223478A CN 112320630 A CN112320630 A CN 112320630A
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- heat absorber
- hoisting
- supporting
- supporting beam
- tower
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model provides a supporting beam of heat absorber hoist and mount sets up in the heat absorber bottom, includes: the supporting beam push-pull device comprises a pushing device sliding rail, a pushing device bracket and a portable hydraulic power device, wherein the pushing device sliding rail is welded on a steel beam at the bottom of the heat absorber in a heat absorber combination field, the pushing device bracket is installed below the steel beam at the bottom of the heat absorber, and the pushing device bracket slides under the pushing of the portable hydraulic power device.
Description
Technical Field
The invention relates to the technical field of heat absorber installation, in particular to a supporting beam for hoisting a heat absorber.
Background
The tower type fused salt photo-thermal power generation technology has been commercialized in a large quantity with the advantages of high light concentration ratio, high photo-thermal conversion efficiency, continuous power generation at night and automatic peak regulation.
The main construction area of the photothermal power station is divided into a mirror field area and a power island area, wherein the power island area is the core of the whole power station, all frequent solar energy is collected into a heat absorber on a power island core building-light tower, so that the solar energy is converted into heat energy of molten salt, steam is generated when the molten salt exchanges heat with water to generate power, the light tower belongs to a high-rise building, the height is generally more than 190m, and the chimney of the photothermal power station is different from a chimney of a common thermal power station in that the chimney is an integrated structure integrating structures, equipment, pipelines, heat insulation, heat absorption and a building elevator, and the construction difficulty is high.
Most mechanisms and equipment construction in the prior art are hoisted by means of an externally attached tower crane, a heat absorber steel frame is generally of a non-independent all-steel structure, and in a steel frame overall structure model and a construction process, the lower part of the steel frame is supported at the top of a concrete tower cylinder with a certain height above the ground and is connected with a steel beam at the top of the concrete tower cylinder by bolts. The heat absorber steel frame is of a cylindrical structure, 16 main bearing columns are arranged on the inner side of the molten salt heat absorber in a cylindrical manner, and 4 steel columns are arranged inside the heat absorber steel frame and used as an elevator shaft and supporting top rotating crane equipment; the heat absorber steel frame column base is fixed with a concrete tower cylinder top supporting steel beam through bolts, on-site before a tower cylinder top floor slab is poured, bolts used for connecting the heat absorber steel frame column base need to be fixed on the supporting steel beam, extra protection needs to be carried out on the bolts, damage to the bolts and threads is prevented, in the installation process, the components need to be guaranteed to be firmly connected so as to guarantee safety and reliability under the conditions of constant load, wind load, earthquake action and installation load, and the current hoisting scheme is difficult to guarantee.
In addition, various detailed problems related to the type selection and installation of the tower crane need to be comprehensively demonstrated and planned, and scientific, reasonable and economic mechanical allocation and installation schemes are difficult to obtain, so that the construction progress of the light tower is slowed down, the construction cost is extremely high, and the following typical technical problems exist specifically:
1. the selection of the tower crane is complex, the selection of the maximum lifting capacity, the maximum lifting height and the arm length is included, and the selection of the tower crane is complex by combining the selection processes, so that the tower crane with the best economical efficiency and effect is difficult to select;
2. the tower crane needs to be inspected, overhauled and modified before installation and also needs to be installed with the tower crane in an attached manner, and the selection of jacking time and the construction period are difficult to coordinate, so that the high reliability and the short hoisting time of the hoisting machinery are ensured, and the influence of the jacking work of the tower crane on the construction period is reduced to the maximum extent;
3. in order to save the up-down time of the workers and simultaneously save the physical strength of the jacking workers, a separate upper walking path needs to be designed, and the workers need to be dismantled in the later period, so that the engineering loss is increased, and the working efficiency is reduced;
4. the tower crane hoisting machine is large in risk, the tower crane hoisting machine is arranged at the top of the light-gathering heat absorption system, the arrangement height is about 220m, the size is large, and the fact that a hoisted heat absorber with huge weight can be reliably suspended at the top before being assembled at the top of the light-gathering heat absorption system is difficult to guarantee.
Therefore, there is a need to develop a new support structure for heat absorber hoisting according to the heat absorber hoisting process to solve one or more of the above-mentioned technical problems.
Disclosure of Invention
In order to solve one or more technical problems in the prior art, the invention provides a supporting beam for hoisting a heat absorber, which is arranged at the bottom of the heat absorber and is characterized by comprising:
the heat absorber comprises a first cross beam arranged above, a second cross beam arranged below and a supporting cross beam push-pull device arranged at the bottom of the heat absorber, wherein the first cross beam and the second cross beam are separated by a certain distance and are connected into a whole through a first screw rod, and the supporting cross beam push-pull device is adjacent to and movably connected with the supporting cross beam.
According to a further aspect of the invention, the first screw is an M64 screw, and the spacing between the first beam and the second beam is 2450 mm.
According to another aspect of the invention, the supporting beam push-pull device comprises a pusher slide rail welded to a steel beam at the bottom of the heat absorber in the heat absorber assembly field, a pusher bracket mounted below the steel beam at the bottom of the heat absorber, and a portable hydraulic power device, wherein the pusher bracket slides under the push of the portable hydraulic power device.
According to yet another aspect of the present invention, the pusher carriage is mounted below the pusher shoe with bolts, and the support beam is secured to the pusher carriage with M30 bolts.
According to a further aspect of the invention, the portable hydraulic power unit is a hydraulic jack, comprising a hydraulic hose and an attachment, the length of which is determined according to the position of the hydraulic jack, the working position platform and variables related to the operation of the equipment, which variables are defined by the operator.
According to a further aspect of the invention, the cross-sectional shape of the appendage is T-shaped, i-shaped or inverted trapezoidal.
According to another aspect of the invention, after the supporting beam is hoisted to the installation position, the lower surface of the bottom beam of the steel frame of the heat absorber is consistent with the top elevation of the tower body of the photo-thermal tower where the heat absorber is located.
According to another aspect of the invention, the anti-collision device is further included, after the supporting beam is hoisted to the installation position, the supporting beam push-pull device is removed, the upper nut and the gasket of the supporting beam are removed, and the MSR (heat absorber) is integrally and slowly dropped.
According to another aspect of the invention, after the supporting beam is hoisted to the installation position, a second screw is inserted into the installation position of the steel beam at the bottom of the heat absorber until the MSR steel beam at the bottom of the heat absorber is consistent with the elevation of the tower top, the upper surface of the supporting beam has a gap with the steel beam at the bottom of the heat absorber, and the second screw is an M64 screw.
According to another aspect of the invention, the end of the supporting beam closest to the inner wall of the tower body is provided with a wireless monitor and an anti-collision module, so as to prevent the heat absorber from directly colliding with the inner wall of the tower body.
Compared with the prior art, the invention has one or more of the following technical effects:
1) the form of internal hoisting rather than tower crane is adopted, so that all the comprehensive demonstration and planning of various detailed problems related to the type selection and installation of the tower crane are avoided, a scientific, reasonable and economic mechanical allocation and installation scheme is obtained, the construction progress of the light tower is improved, and the construction cost is reduced;
2) the used hoisting structure is simple, the hoisting part is small in size and light in weight, safe construction can be guaranteed, and the construction process is simple;
3) the supporting beams are used as parts used throughout the hoisting process, can be flexibly matched with other parts, are arranged in a plurality of rings, improve the redundancy and uniformity of equipment, are suitable for all hoisting projects, and have wide application range;
4) the common mechanical form with low costs and supporting beam cooperation can be realized, construction cost is further reduced.
5) The hoisting supporting beam of the heat absorber is applied to the heat absorber and then hoisted in an integral sliding mode, the working procedures at high altitude can be reduced through the integral sliding hoisting scheme, the high falling risk is reduced, the working time on the tower is greatly shortened, and the cross operation with the tower bottom is reduced. Compared with the traditional high-altitude scattered assembly, the construction scheme of integral sliding hoisting saves 220 days (construction period advantage), reduces the service time and labor cost of a large amount of large-scale hoisting equipment, integrally promotes all the components to be assembled on the ground, reduces a large amount of high-altitude operation, and reduces the investment of constructors. Compared with the conventional method, the investment of constructors is reduced by 3900 person per day, the cost is correspondingly greatly reduced, and the construction difficulty is reduced (cost advantage).
Drawings
So that the manner in which the above recited features of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to embodiments. The drawings relate to preferred embodiments of the invention and are described below:
FIG. 1 is a schematic structural view of a heat sink (MSR) bottom support beam according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a bottom scaffolding operating platform for a heat sink using a support beam according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view illustrating a position change of a jack during the installation of a supporting beam according to a preferred embodiment of the present invention;
FIG. 4 is a schematic structural view of the support beam after being pushed and pulled into the groove according to the preferred embodiment of the present invention;
fig. 5 is a schematic view of a structure of a support beam collision prevention measure in a heat absorber tower according to a preferred embodiment of the present invention.
The reference numbers in the figures illustrate: 1: supporting beam, 2: supporting beam push-pull device, 11: first cross member, 12: second cross member, 21: pusher slide rail, 22: pusher carriage, 23: portable hydraulic power unit, 3: an impact mass.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Reference will now be made in detail to the various embodiments, one or more examples of which are illustrated in each figure. The examples are provided by way of explanation and are not meant as limitations. For example, features illustrated or described as part of one embodiment can be used on or in conjunction with any other embodiment to yield yet a further embodiment. It is intended that the present invention encompass such modifications and variations.
In the following description of the drawings, the same reference numerals indicate the same or similar components. Generally, only the differences between the individual embodiments will be described. Descriptions of parts or aspects in one embodiment can also be applied to corresponding parts or aspects in another embodiment, unless explicitly stated otherwise.
Referring to fig. 1, which shows a support beam 1 for hoisting a heat absorber according to a preferred embodiment of the present invention, the support beam 1 is arranged at the bottom of the heat absorber, a plurality of support beams 1 are annularly arranged around the bottom of a tower crane, the space between the plurality of support beams 1 is reasonably arranged, and each independent support beam 1 comprises: the device comprises a first beam 11 arranged above, a second beam 12 arranged below and a supporting beam push-pull device 2 arranged at the bottom of the heat absorber, wherein the first beam 11 and the second beam 12 are separated by a certain distance and are connected into a whole through a first screw, and the supporting beam push-pull device 2 is adjacent to and movably connected with the supporting beam 1. In this embodiment, the first screw is selected to be an M64 screw, and the length of the screw is determined by other units to ensure that the screw can be correctly embedded in the beam. Of course, other types or diameters of screws or connectors may be selected by one skilled in the art, depending on engineering requirements. The total weight of the beam considered is 2744 × 1.2 — 3292 kg. In this embodiment, the first beam 11 and the second beam 12 are connected to the welding plate through 1 10.9-stage M30 × 200 half-wire bolt and nut, and the distance between the two beams is 2450 mm. Similarly, the spacing can be adjusted according to the requirements of the construction process according to the engineering requirements, the strength calculation and the check are carried out on the premise of the adjustment, and the spacing is related to the selection of the first screw.
In this embodiment, the supporting beam push-pull device 2 includes a pusher rail 21, a pusher bracket 22, and a portable hydraulic power device 23, where the pusher rail 21 is welded on a steel beam at the bottom of the heat absorber in the heat absorber assembly field, the pusher bracket 22 is installed below the steel beam at the bottom of the heat absorber, and the pusher bracket 22 slides under the push of the portable hydraulic power device 23.
According to another embodiment of the present invention, the pusher carriage 22 is mounted below the pusher shoe 21 using M64 bolts, and the support beam 1 is fixed to the pusher carriage 22 using M30 bolts. Other connectors of suitable diameter are chosen, depending on the dimensions and materials of the supporting beam 1 and of the thruster carriages 22, and this is also within the scope of protection of the present invention.
As shown in fig. 3, in this embodiment, the portable hydraulic power device adopts a hydraulic jack (in this embodiment, a double-acting hydraulic jack is adopted, the stroke can be 1200mm), and includes a hydraulic hose and a T-shaped attachment, the length of the T-shaped attachment is determined according to the position of the hydraulic jack, the working position platform and variables related to the operation of the equipment, the variables are defined by an operator, the cross-sectional shape of the attachment is appropriately selected according to the installation space requirement, and other cross-sectional forms such as an i-shape and an inverted trapezoid can also be adopted.
In this embodiment, the working pressure of the hydraulic jack is 200Bar, the minimum thrust capacity is 12.7 metric tons, and the minimum tension is 8.7 metric tons.
After the supporting beam 1 is hoisted to the installation position, the lower surface of the bottom beam of the steel frame of the heat absorber is required to be consistent with the top elevation of the tower body of the photo-thermal tower where the heat absorber is located. The anti-collision device is further included, when the supporting beam 1 is hoisted to the installation position, the supporting beam pushing system 2 is removed, the upper nut and the gasket of the supporting beam 1 are removed, and the MSR integrally and slowly falls down.
Simultaneously, supporting beam 1 is hoisted to the mounted position after, the operation penetrates the second screw rod in heat absorber bottom girder steel mounted position, and until MSR bottom girder steel is unanimous with the top of the tower elevation, supporting beam 1's upper surface this moment with the bottom girder steel clearance of heat absorber is 17 mm. The second screw in this embodiment is an M64 screw, although one skilled in the art can select other types or diameters of screws or connectors according to engineering requirements.
The tail end of the supporting beam 1 is closest to the inner wall of the tower body and is provided with a wireless monitor and an anti-collision module, so that the heat absorber is prevented from directly colliding with the inner wall of the tower body.
The working principle of the invention and the installation process in the process of hoisting the heat absorber are as follows:
1. installation of heat absorber bottom support beam push-pull 2: the supporting beam push-pull device 2 is composed of a pushing device slide rail 21, a pushing device bracket 22 and a portable hydraulic power device 23, the pushing device slide rail 21 is welded on a steel beam at the bottom of the heat absorber in a heat absorber combination field, the pushing device bracket 22 is connected below the pushing device slide rail through bolts, and the pushing device bracket can slide under the pushing of the portable hydraulic power device 23.
2. The combination and the transfer of the bottom supporting beam 1 and the supporting beam pushing device 2 are as follows: after the ground combination is finished, the total weight is 2.7t, the supporting beam 1 is lifted to a position right below the installation position by using a 5t forklift and lifted, a 3t chain hoist is used for lifting the supporting beam 1 to a position, a constructor stands on a rod lifting vehicle in the tower, and the supporting beam 1 is fixed on the pushing device bracket 2 by using a bolt M30.
3. Erecting a scaffold operation platform at the bottom of the heat absorber: as shown in fig. 2, when the heat absorber reaches the in-position, the constructor needs to operate the operations of sliding the supporting beam, adjusting the supporting beam and the like at the lower part of the heat absorber, so that a double-layer scaffold hanger platform with the diameter of 23m and the height of 3.5m is erected after the supporting beam is installed, and the platform cannot influence the propulsion of the bottom supporting beam. And the scaffold platform is dismantled after the 213m formal platform in the tower is in place.
4. As shown in fig. 4, mounting of the absorber support beam 1:
(1) operating a supporting beam pushing and pulling device to push the supporting beam into the groove of the tower body;
(2) after the bottom supporting beam pushes 2 to enter the installation position, an adjusting gasket is added to the bottom of the installation position of the sliding support, and battens are padded at the bottom of the lower supporting beam. After being stressed, a concave steel box is arranged below the bottom cross beam and used for installing a jack of the jacking supporting cross beam. And jacking the oil top to ensure that the jacking is stopped when the top surface elevation of the upper supporting cross beam and the top of the concrete of the heat absorption tower are 17mm lower.
(3) Check that all systems are stressed and stable. And removing the supporting beam pushing system, removing a screw cap and a gasket on the upper part of the supporting beam, slowly dropping the MSR integrally, and penetrating an M64 screw into the mounting position of the bottom steel beam of the MSR until the bottom steel beam of the MSR is consistent with the elevation of the tower top. At this moment, the gap between the upper surface of the supporting beam and the steel beam at the bottom of the MSR is 17 mm.
(4) And lifting the whole supporting beam 1 by using a chain hoist, penetrating through the upper supporting beam 1 and a connecting bolt (M30 x 140) of the bottom steel beam of the MSR at the same time, and fastening the bolts, wherein the gap between the bottom sliding support and the surface of the concrete is 27 mm.
(5) And the left and right buffer gaskets of the supporting beam 1 are adjusted to ensure that no gap exists between the buffer gaskets and the concrete. The gap can be adjusted by using an adjusting shim in the process.
(6) And (4) secondary grouting of the sliding support (the grouting material is micro-extension grouting material and is constructed by civil engineering units).
(7) Two ultrathin hydraulic oil jacks and chain hoists are arranged at the bottom of the lower supporting beam 1 to lift the lower supporting beam to a mounting position. Simultaneously fastening the M64 second screw; and (5) removing the oil top and the chain block.
Referring to fig. 5, when in a tower, in a hoisting process, the distance between a heat absorber and the inner wall of a concrete tower may change due to the influence of wind force on the heat absorber or the transverse displacement of a tower body, so that the heat absorber impacts the inner wall of the tower, in order to avoid the damage of heat absorber equipment caused by collision, a collision block 3 is installed at the rear end of a bottom supporting beam 1 of the heat absorber and is fixed by bolts, and the collision block 3 prevents the heat absorber from impacting the inner wall of the concrete tower body; the collision block 3 is composed of a connecting steel plate and a rubber block and is fixed at the position of a connecting bolt hole of a steel beam and a supporting beam at the bottom of the heat absorber by bolts. 1 wireless monitoring instrument is respectively arranged above the tail ends of the 16 supporting beams, a specially-assigned person is arranged to monitor and record the distance between each supporting beam of the heat absorber and the inner wall of the tower, and the distance is timely fed back to a lifting responsible operator.
The heat absorber is hoisted in an internal hoisting mode instead of a tower crane, so that all the comprehensive demonstration and planning of various detailed problems related to the type selection and installation of the tower crane are avoided, a scientific, reasonable and economic mechanical allocation and installation scheme is obtained, the construction progress of the light tower is improved, and the construction cost is reduced; the used hoisting structure is simple, the hoisting part is small in size and light in weight, safe construction can be guaranteed, and the construction process is simple; the supporting beams are used as parts used throughout the hoisting process, can be flexibly matched with other parts, are arranged in a plurality of rings, improve the redundancy and uniformity of equipment, are suitable for all hoisting projects, and have wide application range; the common mechanical form (bolts, hydraulic machines and common mechanical standard parts with common section shapes) can be matched with the supporting beam, and the construction cost is further reduced. The hoisting supporting beam of the heat absorber is applied to the heat absorber and then hoisted in an integral sliding mode, the working procedures at high altitude can be reduced through the integral sliding hoisting scheme, the high falling risk is reduced, the working time on the tower is greatly shortened, and the cross operation with the tower bottom is reduced. Compared with the traditional high-altitude scattered assembly, the construction scheme of integral sliding hoisting saves 220 days (construction period advantage), reduces the service time and labor cost of a large amount of large-scale hoisting equipment, integrally promotes all the components to be assembled on the ground, reduces a large amount of high-altitude operation, and reduces the investment of constructors. Compared with the conventional method, the investment of constructors is reduced by 3900 person per day, the cost is correspondingly greatly reduced, and the construction difficulty is reduced (cost advantage).
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
The above embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention, and the features of the embodiments that do not violate each other may be combined with each other. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a supporting beam of heat absorber hoist and mount, sets up the heat absorber bottom, its characterized in that includes:
the heat absorber comprises a first cross beam arranged above, a second cross beam arranged below and a supporting cross beam push-pull device arranged at the bottom of the heat absorber, wherein the first cross beam and the second cross beam are separated by a certain distance and are connected into a whole through a first screw rod, and the supporting cross beam push-pull device is adjacent to and movably connected with the supporting cross beam.
2. A support beam for hoisting a heat absorber according to claim 1, characterized in that: the first screw is an M64 screw, and the distance between the first cross beam and the second cross beam is 2450 mm.
3. A support beam for hoisting a heat absorber according to claim 1, characterized in that: the supporting beam push-pull device comprises a pushing device slide rail, a pushing device bracket and a portable hydraulic power device, wherein the pushing device slide rail is welded on a steel beam at the bottom of the heat absorber in a combined field of the heat absorber, the pushing device bracket is installed below the steel beam at the bottom of the heat absorber, and the pushing device bracket slides under the pushing of the portable hydraulic power device.
4. A support beam for hoisting a heat absorber according to claim 3, characterized in that: the thruster bracket is mounted below the thruster slide rail by adopting bolts, and the supporting beam is fixed on the thruster bracket by utilizing M30 bolts.
5. A support beam for hoisting a heat absorber according to claim 3, characterized in that: the portable hydraulic power device is a hydraulic jack and comprises a hydraulic hose and an accessory, wherein the length of the accessory is determined according to the position of the hydraulic jack, a working position platform and a variable related to equipment operation, and the variable is defined by an operator.
6. A support beam for hoisting a heat absorber according to claim 5, characterized in that: the cross section of the accessory is T-shaped, I-shaped or inverted trapezoid.
7. A support beam for hoisting a heat absorber according to claim 1, characterized in that: after the supporting beam is hoisted to the installation position, the lower surface of the bottom beam of the steel frame of the heat absorber is consistent with the elevation of the top of the tower body of the photo-thermal tower where the heat absorber is located.
8. A support beam for hoisting a heat absorber according to claim 1, characterized in that: after the supporting beam is hoisted to the installation position, the supporting beam jacking system is removed, the upper nut and the gasket of the supporting beam are removed, and the heat absorber integrally and slowly falls down.
9. A support beam for hoisting a heat absorber according to claim 1, characterized in that: after the supporting beam is hoisted to the installation position, the second screw rod is penetrated into the steel beam installation position at the bottom of the heat absorber until the steel beam at the bottom of the heat absorber is consistent with the elevation of the top of the tower, and the upper surface of the supporting beam and the steel beam at the bottom of the heat absorber are provided with gaps.
10. A support beam for hoisting a heat absorber according to claim 9, characterized in that: the tail end of the supporting beam is closest to the inner wall of the tower body and is provided with a wireless monitor and an anti-collision module, so that the heat absorber is prevented from directly colliding with the inner wall of the tower body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011223478.2A CN112320630A (en) | 2020-11-05 | 2020-11-05 | Supporting beam for hoisting heat absorber |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011223478.2A CN112320630A (en) | 2020-11-05 | 2020-11-05 | Supporting beam for hoisting heat absorber |
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| CN112320630A true CN112320630A (en) | 2021-02-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756589A (en) * | 2021-10-11 | 2021-12-07 | 上海电气集团股份有限公司 | Tower-type solar heat collector and modular installation method of platform in tower |
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2020
- 2020-11-05 CN CN202011223478.2A patent/CN112320630A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756589A (en) * | 2021-10-11 | 2021-12-07 | 上海电气集团股份有限公司 | Tower-type solar heat collector and modular installation method of platform in tower |
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