CN216662188U - Wall bushing hoisting balance tool - Google Patents
Wall bushing hoisting balance tool Download PDFInfo
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- CN216662188U CN216662188U CN202122365985.6U CN202122365985U CN216662188U CN 216662188 U CN216662188 U CN 216662188U CN 202122365985 U CN202122365985 U CN 202122365985U CN 216662188 U CN216662188 U CN 216662188U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
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Abstract
The utility model relates to a wall bushing hoisting balancing tool, which comprises a balance weight and a balance weight mounting seat, wherein the wall bushing hoisting balancing tool is provided with a bushing mounting structure and a balance weight mounting position, the bushing mounting structure is used for being matched with the end part of a wall bushing to realize the mounting of the wall bushing hoisting balancing tool at the end part of the wall bushing, the balance weight is arranged at the balance weight mounting position, the wall bushing hoisting balancing tool is mounted on one end of the wall bushing to be hoisted, which is used for extending out of a valve hall, through the bushing mounting structure, so that the gravity center of the whole body formed by the wall bushing hoisting balancing tool is deviated relative to the gravity center of the wall bushing, a larger distance is formed between a lifting hook and a bushing flange of the wall bushing in the horizontal direction, the bushing flange is ensured to reach the mounting position before a hoisting device is contacted with the wall of the valve hall, and the mounting of the wall bushing on the wall of the valve hall is realized.
Description
Technical Field
The utility model relates to a through-wall casing hoisting balance tool.
Background
In a direct current transmission system, a wall bushing is needed to be used for realizing the connection between direct current field equipment of a converter station and a valve hall, and the effects of insulating walls and carrying current are achieved. The interior of the wall bushing is filled with SF6One end of the gas is connected with the direct current equipment outside the valve hall, and the other end of the gas is connected with the converter tower inside the valve hall.
In a specific structure, as shown in fig. 1, a wall bushing has a conductive element (a center conductor, an electrical connection, etc.) and a terminal connector 1 inside, which are used for transmitting electric quantity. In order to realize the installation of the wall bushing on the wall body of the valve hall, the middle part of the wall bushing is provided with a bushing flange 2, and the bushing flange 2 is used for being matched with a bushing installation flange on the wall body of the valve hall so as to realize the installation of the wall bushing on the wall body of the valve hall. In addition, the two ends of the wall bushing are provided with equalizing rings to equalize the surface field intensity of the high-voltage part of the bushing, and particularly, the equalizing rings are arranged on a flange plate at the end part of the wall bushing. In the manufacturing method, the assembly of the wall bushing has high requirement on the cleanliness of the environment, so the wall bushing needs to be assembled in a workshop and is integrally transported to an installation site for installation, the size and the weight of the wall bushing are large, the length of some wall bushings can reach about 25 meters, the weight can reach 10 tons, and the installation position of the wall bushing on the wall of the valve hall is high, so the wall bushing is hoisted by a crane 22 on the installation site.
As shown in fig. 1, a section of the wall bushing located on the left side of the bushing flange 2 extends into the valve hall, therefore, during hoisting, hoisting points can only be selected on the bushing flange and the right section of the wall bushing, the center of gravity of the wall bushing is closer to the bushing flange 2, and during hoisting, the crane hook 3 is aligned with the center of gravity of the wall bushing up and down, so that the wall bushing enters the bushing installation window arranged on the wall of the valve hall in a desired posture, i.e., the wall bushing enters the installation window in a posture that the axis coincides with the axis of the flange in the installation window, therefore, in actual hoisting, the situation that the crane shown in fig. 1 already butts against the wall of the valve hall and the wall bushing flange 2 is still far away from the bushing installation window on the wall of the valve hall often occurs, and the wall bushing is heavy by itself and cannot be manually pushed, resulting in that the installation operation cannot be performed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wall bushing hoisting balance tool, which aims to solve the technical problem that in the prior art, due to the fact that the gravity center of a wall bushing is close to a bushing flange, a crane is easy to interfere with the wall of a valve hall during hoisting, and the installation cannot be carried out.
In order to achieve the purpose, the technical scheme of the through-wall casing hoisting balance tool provided by the utility model is as follows:
the utility model provides a wear wall sleeve hoist and mount balanced frock, includes counter weight and counter weight mount pad, has sleeve pipe mounting structure for with the tip cooperation of wear wall sleeve pipe, realize wear wall sleeve pipe hoist and mount balanced frock is in the installation of wear wall sleeve pipe tip, still has counter weight installation position, the counter weight setting is in counter weight installation position department.
The beneficial effects are that: the wall bushing hoisting balance tool is installed at one end, which is used for extending out of a valve hall, of a wall bushing to be hoisted through the bushing installation structure, and is weighted through the end part, so that the center of gravity of the whole wall bushing hoisting balance tool is deviated relative to the center of gravity of the wall bushing, and when the wall bushing is hoisted, the lifting hook and a bushing flange of the wall bushing have larger distance in the horizontal direction, thereby ensuring that the bushing flange reaches an installation position before the hoisting equipment is in contact with the wall body of the valve hall, and realizing the installation of the wall bushing on the wall body of the valve hall.
As a further improvement, the balance weight is provided with a plurality of balance weights, a balance weight mounting structure for realizing the detachable mounting of the balance weight at the balance weight mounting position is arranged at the balance weight mounting position, and the balance weights are mounted on the balance weight mounting seat through the balance weight mounting structure.
The beneficial effects are that: the counter weight can be increased or decreased adaptively according to the weight and the installation working condition of the actual wall bushing, and the universality of the wall bushing hoisting balance tool is improved.
As a further improvement, the length extending direction of the wall bushing to be hoisted is defined as the left-right direction, the counterweight mounting structure comprises a guide rail extending left and right, the counterweight is mounted on the guide rail in a guiding fit manner with the guide rail, and the counterweight mounting structure further comprises a locking structure for locking the counterweight at any position on the guide rail.
The beneficial effects are that: when the universality of the through-wall casing hoisting balance tool is improved by increasing or decreasing the balance weight, the position of the balance weight in the left and right directions is changed, the two-stage adjustment of the whole gravity center is realized, and the universality and the adjustment convenience of the through-wall casing hoisting balance tool are further improved.
As a further improvement, the guide rail is a screw rod, the locking structure comprises a positioning nut and a locking nut which are screwed on the screw rod, the positioning nut is positioned on the left side of the counterweight, and the locking nut is positioned on the right side of the counterweight.
The beneficial effects are that: adopt screw rod and nut component, realize the stepless adjustment of counter weight in the left and right sides orientation, and the adjustment operation is very convenient.
As further improvement, the definition treats the wall bushing's that hoists length extending direction is left right direction, the counter weight mount pad is frame type structure, including many crossbeams that length extends along left right direction, many crossbeam arrays arrange the constitution crossbeam battle array, and the fixed left side of crossbeam battle array left end founds the seat, and the fixed right side of right-hand member founds the seat, sleeve pipe mounting structure sets up on the seat is found on a left side, and for the mounting structure with the equalizer ring mounting structure adaptation of wall bushing tip, the counter weight mount location is on the right side founds the seat right side.
The beneficial effects are that: the counterweight mounting seat is of a frame structure, and the sleeve mounting structure is a mounting structure matched with the grading ring mounting structure at the end part of the wall bushing, so that the counterweight mounting seat has a structure as simple as possible, and the gravity center of the wall bushing hoisting balancing device is close to the counterweight mounting position as much as possible.
As a further improvement, the counterweight mounting seat further comprises a reinforcing oblique rib positioned in the beam array, and the reinforcing oblique rib and the left and right sides are obliquely connected between the left vertical seat and the right vertical seat at an included angle.
The beneficial effects are that: the structural strength of the frame type counterweight mounting seat is further improved by arranging the reinforcing inclined ribs.
As a further improvement, the number of the cross beams is even, two cross beams which are oppositely arranged form a cross beam group, at least two reinforcing oblique ribs are arranged corresponding to each cross beam group, and the at least two reinforcing oblique ribs are arranged between the two cross beams of the cross beam group in an X shape.
The beneficial effects are that: the reinforcing inclined ribs and any one cross beam in the corresponding cross beam group also have a corresponding vertical seat to form a triangular structure, and the stability of the triangle is utilized to ensure that the counterweight mounting seat has reliable structural strength.
As a further improvement, the counterweight mounting seat further comprises a reinforcing plate arranged in the middle of the beam array in the left-right direction, and the middle of the reinforcing plate is provided with a through hole for each reinforcing oblique rib to pass through.
The beneficial effects are that: all strengthen the diagonal muscle and intersect at the middle part of the left and right sides direction of counter weight mount pad, strengthen the diagonal muscle group and have minimum size here, the reinforcing plate sets up the minimum that its clearing hole can be opened here, naturally, the reinforcing plate can have the face as far as possible, and then makes the reinforcing plate have the reinforcing effect as far as possible.
As a further improvement, the cross beam is provided with a blocking structure for blocking a sling of the hoisting wall bushing from sliding leftwards; or the cross beam is provided with a connecting structure for connecting a sling for hoisting the wall bushing.
The beneficial effects are that: the stop structure or the connecting structure is arranged, the sling is positioned on the counterweight mounting seat, the best stress state of the sleeve mounting structure is ensured, and the local over-stress of the sleeve mounting structure is avoided.
As a further improvement, the stop structure is assembled on the cross beam, and the position on the cross beam is adjustable; alternatively, the connecting structure is assembled on the cross beam, and the position on the cross beam is adjustable.
The beneficial effects are that: the left and right positions of the stop structure and the connecting structure are adjustable, so that the position of the lifting point is flexible and adjustable, and an operator can conveniently adjust the adaptability of the lifting structure according to actual working conditions.
Drawings
FIG. 1 is a schematic view of a state of hoisting a wall bushing by a crane in the prior art;
fig. 2 is a schematic structural view of a through-wall casing hoisting balance tool in the embodiment 1 of the utility model;
FIG. 3 is a schematic cross-sectional structure view of a through-wall bushing hoisting balance tool in embodiment 1 of the utility model;
FIG. 4 is a using state diagram of the through-wall casing hoisting balance tool in the embodiment 1 of the utility model;
FIG. 5 is a schematic diagram illustrating a gravity center movement amount calculation principle of the through-wall bushing hoisting balance tool in the embodiment 1 of the utility model;
description of reference numerals:
1. a joint; 2. a sleeve flange; 3. balancing weight; 4. a counterweight mounting seat; 5. a left vertical seat; 6. a right vertical seat; 7. a middle reinforcing plate; 8. a cross beam; 9. reinforcing the inclined ribs; 10. a first cross member; 11. a second cross member; 12. a first reinforcing diagonal rib; 13. a second reinforcing diagonal rib; 14. the bolt passes through the hole; 15. a bolt relief hole; 16. the connecting piece dodges the hole; 17. a screw; 18. positioning a nut; 19. locking the nut; 20. a sling; 21. a stopper; 22. a crane.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, which may be present, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, elements recited by the phrases "comprising an … …," or the like, do not exclude the presence of such elements, processes, or methods.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the term "provided" may be used in a broad sense, for example, the object provided may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be detachable or non-detachable. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
The present invention will be described in further detail with reference to examples.
In the embodiment 1 of the through-wall casing hoisting balance tool provided by the utility model, the structure and the use of the through-wall casing hoisting balance tool provided by the utility model are introduced by taking the example that the through-wall casing to be hoisted is installed in a posture with an included angle of 10-15 degrees with the horizontal direction, the length extension direction of the through-wall casing is the left-right direction, and the left end of the through-wall casing is used for extending into a corresponding valve hall:
as shown in fig. 2, the through-wall casing hoisting balancing tool comprises a counterweight 3 and a counterweight mounting seat 4, wherein the counterweight 3 is specifically a counterweight sheet, the left end of the counterweight mounting seat 4 is provided with a casing mounting structure for mounting the through-wall casing hoisting balancing tool at the right end of a through-wall casing to be hoisted, the left end is provided with a counterweight mounting position, and the counterweight 3 is arranged at the counterweight mounting position.
As for the specific structure of the counterweight mounting base 4, as shown in fig. 2, the counterweight mounting base 4 is specifically a frame-type structure, and includes a left vertical base 5, a right vertical base 6, an intermediate reinforcing plate 7, and a cross member 8 connected between the left vertical base 5 and the right vertical base 6 and having a length extending in the left-right direction, so that the counterweight mounting base 4 has a length extending in the left-right direction. The number of the beams 8 is more than two, and the beams are distributed in a circumferential array to form a beam array. In this embodiment, the number of the cross beams 8 is specifically six, six cross beams are distributed at six corners of the regular hexagon, and in other embodiments, the number of the cross beams 8 may be less than six or greater than six.
The left end and the right end of each cross beam 8 are provided with threads, thread sections are formed at the two ends, the tail ends of the thread sections are of stepped structures, correspondingly, mounting holes for the thread sections of the cross beams 8 to penetrate through are formed in the left vertical seat 5 and the right vertical seat 6, during assembly, the thread sections of the cross beams 8 penetrate through the mounting holes of the left vertical seat 5 and the right vertical seat 6, and are in blocking fit with the left vertical seat 5 and the right vertical seat 6 through the stepped structures, the mounting positions of the left vertical seat 5 and the right vertical seat 6 on the cross beams 8 are determined, nuts are screwed on the parts of the thread sections extending out of the left vertical seat 5 and the right vertical seat 6, and therefore the cross beams 8 are fixedly assembled with the left vertical seat 5 and the right vertical seat 6.
In this embodiment, the counterweight mounting base 4 further includes reinforcing tilted ribs 9, specifically, two beams 8, which are oppositely arranged along the diameter direction of the circle, of six beams 8 arranged in a circumferential array form a beam group, two reinforcing tilted ribs 9 are arranged corresponding to each beam group, and the two reinforcing tilted ribs 9 are arranged in an X shape between the two corresponding beams 8. Specifically, as shown in fig. 3, taking a beam group composed of a first beam 10 and a second beam 11 which are oppositely arranged as an example, a first reinforcing diagonal rib 12 and a second reinforcing diagonal rib 13 are arranged corresponding to the beam group, the left end of the first reinforcing diagonal rib 12 is connected to the position of the left vertical seat 5 connected to the first beam 10, and the right end is connected to the position of the right vertical seat 6 connected to the second beam 11, and the connection mode is welding; similarly, the left end of the second reinforcing diagonal rib 13 is connected to the left upright seat 5 at the position where the second cross member 11 is connected, and the right end is connected to the right upright seat 6 at the position where the first cross member 10 is connected. This arrangement requires an even number of beams 8, and thus in other embodiments the number of beams may be two, four, eight, ten or even more. So arrange and strengthen the diagonal reinforcement 9 and make all strengthen diagonal reinforcement 9 middle parts and concentrate, on this basis, with middle reinforcing plate 7 setting at the middle part of crossbeam battle array left and right sides orientation, like this, the size that is used for dodging the clearing hole of strengthening diagonal reinforcement 9 of offering in the middle of middle reinforcing plate 7 middle part can reduce as far as, so can ensure that middle reinforcing plate 7 has better structure and strengthens the effect.
In this embodiment, it is considered that the flange at the right end of the wall bushing to be hoisted is provided with a grading ring installation hole for installing the grading ring, and the grading ring can be detached in the hoisting process of the wall bushing. Therefore, in this embodiment, the sleeve mounting structure is set to be the bolt through hole 14 corresponding to the equalizing ring mounting hole on the flange at the right end of the wall bushing to be hoisted, in addition, the left vertical seat 5 is further provided with a bolt avoiding hole 15 to avoid the flange mounting bolt at the right end of the wall bushing to be hoisted, and in addition, the left vertical seat 5 is further provided with a connecting piece avoiding hole 16 to avoid the joint at the right end of the wall bushing to be hoisted. In other embodiments, the sleeve mounting structure may also be a stud fixed on the left vertical seat and corresponding to the equalizing ring mounting hole on the right flange of the wall bushing to be hoisted.
During installation, the bolt through hole 14 is aligned with a hole structure for installing the equalizing ring on a flange at the right end of the wall bushing to be hoisted, and then the installation of the wall bushing hoisting balance tool on the wall bushing to be hoisted is realized through the bolt and nut assembly. As shown in fig. 4, the through-wall casing hoisting balance tool is installed on the through-wall casing to be hoisted, and the center of gravity of the whole formed by the through-wall casing hoisting balance tool and the through-wall casing to be hoisted is moved rightward relative to the center of gravity of the through-wall casing to be hoisted, so that the position of a hook of a crane can also be moved rightward, and the situation that the crane is in contact with the wall 23 of the valve hall and the casing flange 2 does not reach the installation position in the hoisting process is avoided.
As shown in fig. 5, G1 × X ═ L-X × G2, where G1 is the weight of the through-wall casing to be hoisted, G2 is the weight of the through-wall casing hoisting balance tool, and L is the horizontal distance between the center of gravity of the through-wall casing hoisting balance tool and the center of gravity of the whole consisting of the through-wall casing hoisting balance tool and the through-wall casing to be hoisted, the position of the center of gravity of the whole consisting of the through-wall casing hoisting balance tool and the through-wall casing to be hoisted can be determined through calculation, and then it is inferred whether the hoisting process will touch the wall of the valve hall. G' is the integral weight formed by the wall bushing hoisting balance tool and the wall bushing to be hoisted.
In this embodiment, the counter weight mounting position is located the right side that stands seat 6 on the right side, be provided with counter weight mounting structure at counter weight mounting position, specifically, counter weight mounting structure is including fixing on standing seat 6 on the right side and overhanging right screw rod 17, correspondingly, have on the counter weight piece be used for with the screw rod 17 fit-through hole of wearing the dress, counter weight mounting structure is still including setting up set nut 18 and lock nut 19 on every screw rod 17, set nut 18 sets up the left side at counter weight 3, be used for carrying on spacingly to the position about counter weight 3, lock nut 19 sets up the right side at counter weight 3, be used for compressing tightly counter weight 3 on set nut 18, realize that counter weight 3 is in the removable and reliable and stable installation of counter weight mounting position department. In this embodiment, counter weight 3 has a plurality ofly, is removable mounting structure based on counter weight mounting structure, according to the hoist and mount condition of reality, and adaptability is installed for increasing and decreasing counter weight 3 at the counter weight. In addition, the screw 17 can be used as a guide rail extending in the left-right direction, so that the position of the counterweight 3 can be adjusted in the left-right direction, specifically, the position of the positioning nut 18 can be adjusted to adjust the left-right position of the counterweight 3, and the positioning nut 18 and the lock nut 19 are matched to be used as a locking structure to lock the position of the counterweight 3.
During specific hoisting, one hoisting point is required to be selected at a position close to the casing flange 2 of the wall bushing, and at least one hoisting point is selected at a position far away from the casing flange 2 of the wall bushing. In this embodiment, as shown in fig. 4, a hoisting point of the casing flange 2 far away from the wall bushing is selected at the middle of the counterweight mounting frame 4 of the wall bushing hoisting balance tool in the left-right direction, and compared with the case that the hoisting point is selected at the connection between the wall bushing hoisting balance tool and the wall bushing, the selection can effectively prevent the bolt at the upper part of the left vertical seat 5 from being subjected to larger shearing force and tensile force due to the fact that the wall bushing hoisting balance tool is in a free overhang state; compared with the method that the hoisting point far away from the sleeve flange 2 is selected at the right end of the through-wall sleeve hoisting balance tool, the method can effectively prevent the bolt at the lower part of the left vertical seat 5 from being subjected to larger shearing force and tensile force; compared with the tool selected at the joint of the through-wall sleeve hoisting balance tool and the through-wall sleeve and the right end of the through-wall sleeve hoisting balance tool, the convenience of the connection of the sling 20 on the through-wall sleeve hoisting balance tool can be improved. According to the utility model, the lifting point is selected at the proper position of the middle part of the through-wall bushing hoisting balance tool by reasonably selecting the stress point through calculation, and two component forces of the sling 20 bear the component force of the weight of the through-wall bushing on one hand and bear the component force of the weight of the through-wall bushing hoisting balance tool on the other hand. The bolt at the joint of the wall bushing and the wall bushing hoisting balance tool is small in tension, force dispersion can be perfectly completed, and hoisting safety and reliability are guaranteed.
Further, in order to prevent the position of the lifting point from being changed due to the sliding of the lifting lock, a stopping structure is arranged on the corresponding cross beam 8, in this embodiment, as shown in fig. 3, the stopping structure is a stopping block 21 sleeved on the corresponding cross beam 8, the stopping block 21 can slide left and right along the cross beam, a jackscrew is arranged on the stopping block 21, the jacking cross beam 8 is tightly jacked by screwing the jackscrew, so that the fixing of the stopping block 21 at the corresponding position is realized, and the sling is stopped at the left side by using the stopping block, so as to prevent the sling from slipping. The position of the stop block is adjustable, and the adaptability can be adjusted according to the selection of the actual hoisting point. In other embodiments, the middle of the beam may be machined with threads to form a threaded section, and nuts may be screwed onto the threaded section to serve as a stop structure. Of course, the stop member can be welded and fixed to the cross member as the stop structure without considering the position of the stop structure to be adjustable.
The difference between the specific embodiment 2 of the through-wall casing hoisting balance tool provided by the utility model and the embodiment 1 is mainly as follows: in embodiment 1, the counterweight is detachably mounted at the counterweight mounting position through a detachable mounting structure, and in this embodiment, the counterweight is directly fixed at the counterweight mounting position of the counterweight mounting seat in a welding manner.
The difference between the specific embodiment 3 of the through-wall casing hoisting balance tool provided by the utility model and the embodiment 1 is mainly as follows: in embodiment 1, the counterweight mounting structure is a mounting structure that enables the counterweight to be adjustable in left and right positions. In this embodiment, the counter weight passes through the unadjustable removable mounting structure in position and installs on the counter weight mount pad, specifically, only sets up lock nut on the screw rod, and of course, the counter weight mounting structure can realize that the counter weight is removable installation in counter weight installation department for the counter weight install bin of setting in counter weight installation position department with the direct lock of counter weight in the counter weight install bin.
The difference between the specific embodiment 4 of the through-wall casing hoisting balance tool provided by the utility model and the embodiment 1 is mainly as follows: in embodiment 1, the counterweight installation structure is composed of a nut and a screw rod, in this embodiment, a cage-shaped slide rail which is overhung rightward is fixed on the right side of the right vertical seat, the counterweight is arranged in the cage-shaped slide rail, and a structure matched with the slide rail is processed on the peripheral surface of the cage-shaped slide rail, so that the counterweight can be adjusted in the left-right direction along the slide rail, meanwhile, a fixing hole perpendicular to the left-right direction is processed on the counterweight, and a jackscrew is installed in the fixing hole to be matched with the slide rail as a locking structure, so that the counterweight is locked in position at a proper position.
The difference between the specific embodiment 5 of the through-wall casing hoisting balance tool provided by the utility model and the embodiment 1 is mainly as follows: in embodiment 1, the adjustment of the mounting position of the counterweight is a stepless adjustment. In this embodiment, the guide rail is a guide rod overhanging rightward, the locking structure is a retainer ring group arranged on the guide rod, the retainer ring group is distributed on the left side and the right side of the counterweight and used for fixing the position of the counterweight in a limiting manner, a plurality of pin holes are distributed on the guide rod at intervals in the left and right directions and correspondingly, the retainer ring is also provided with pin holes, the retainer ring and the guide rod are internally inserted with retainer pins to fix the single ring position, and the counterweight position is adjusted in a stepped manner by matching with different pin holes on the guide rod.
The difference between the specific embodiment 6 of the through-wall casing hoisting balance tool provided by the utility model and the embodiment 1 is mainly as follows: in embodiment 1, the counterweight mounting base is a frame-type structure. In this embodiment, the counterweight mounting base is a non-frame structure, and specifically, an upright is directly connected between the left vertical base and the right vertical base. The upright post can be provided with a corresponding blocking structure for blocking the suspension cable for hoisting the wall bushing to slide leftwards.
The difference between the specific embodiment 7 of the through-wall casing hoisting balance tool provided by the utility model and the embodiment 1 is mainly that: in this embodiment, the reinforcing diagonal ribs are arranged independently with respect to the cross member.
The difference between the specific embodiment 8 of the through-wall casing hoisting balance tool provided by the utility model and the embodiment 1 is mainly as follows: in this embodiment, set up the connection structure who is used for supplying the hoist cable to connect on the crossbeam of counter weight mount pad, connection structure can be for lifting hook, rings etc. and connection structure can fix on the crossbeam also can be along crossbeam adjustable position.
The difference between the specific embodiment 9 of the through-wall casing hoisting balance tool provided by the utility model and the embodiment 1 is mainly as follows: in this embodiment, the sleeve mounting structure is a structure corresponding to the equalizing ring mounting hole on the flange at the right end of the wall bushing to be hoisted, and the structure on the wall bushing to be hoisted is utilized, so that the structure of the wall bushing hoisting balance tool is as simple as possible. In this embodiment, the sleeve pipe mounting structure is any mounting structure that can realize the balanced frock of wall bushing hoist and mount and install on the wall bushing of treating the hoist, for setting up the staple bolt that is used for holding tightly the wall bushing peripheral face at the balanced frock left end of wall bushing hoist and mount at the sleeve pipe mounting structure.
The specific embodiment 10 of the through-wall bushing hoisting balance tool provided by the utility model mainly differs from the embodiment 1 in that: in embodiment 1, the counterweight mounting base is an elongated structure extending in the left-right direction, and in this embodiment, the counterweight mounting base overhangs downward relative to the wall bushing to be hoisted.
Finally, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments without departing from the inventive concept, or some of the technical features may be replaced with equivalents. Any modification, equivalent replacement, or 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 wear wall sleeve hoist and mount balanced frock, characterized by, including counter weight mount pad (4), counter weight mount pad (4) have the sleeve pipe mounting structure for with the tip cooperation of wear wall sleeve pipe, realize the installation of wear wall sleeve pipe hoist and mount balanced frock at the wear wall sleeve pipe tip, counter weight mount pad (4) still have counter weight installation position, counter weight installation position department installs counter weight (3).
2. A wall bushing hoisting balancing tool according to claim 1, characterized in that, there are a plurality of counterweights (3), the counterweight mounting position has a counterweight mounting structure for realizing the removable mounting of the counterweight (3) at the counterweight mounting position, and the counterweights (3) are mounted on the counterweight mounting base (4) through the counterweight mounting structure.
3. The wall bushing hoisting balance tool according to claim 2, wherein the length extension direction of the wall bushing to be hoisted is defined as a left-right direction, the counterweight mounting structure comprises a guide rail extending left and right, the counterweight (3) is mounted on the guide rail in a guiding fit with the guide rail, and the counterweight mounting structure further comprises a locking structure for locking the counterweight (3) at any position on the guide rail.
4. A wall bushing hoisting balancing tool according to claim 3, characterized in that the guide rail is a screw rod (17), the locking structure comprises a positioning nut (18) and a locking nut (19) screwed on the screw rod (17), the positioning nut (18) is located on the left side of the counterweight (3), and the locking nut (19) is located on the right side of the counterweight (3).
5. The through-wall casing hoisting balance tool according to claim 1, characterized in that the length extension direction of the through-wall casing to be hoisted is defined as the left-right direction, the counterweight mounting seat (4) is of a frame type structure and comprises a plurality of cross beams (8) extending in the left-right direction, the cross beam array is formed by the arrangement of the cross beams (8), the left vertical seat (5) is fixed at the left end of the cross beam array, the right vertical seat (6) is fixed at the right end of the cross beam array, the casing mounting structure is arranged on the left vertical seat (5) and is a mounting structure matched with the equalizing ring mounting structure at the end part of the through-wall casing, and the counterweight mounting position is positioned on the right side of the right vertical seat (6).
6. The wall bushing hoisting balance tool according to claim 5, wherein the counterweight mounting seat (4) further comprises a reinforcing diagonal rib (9) positioned in the beam array, and the reinforcing diagonal rib (9) is obliquely connected between the left vertical seat (5) and the right vertical seat (6) at an included angle with the left and right directions.
7. A wall bushing hoisting balance tool according to claim 6, characterized in that the number of the cross beams (8) is even, two cross beams (8) arranged oppositely form a cross beam group, at least two reinforcing diagonal ribs (9) are arranged corresponding to each cross beam group, and the at least two reinforcing diagonal ribs (9) are arranged in an X shape between the two cross beams (8) of the cross beam group.
8. The hoisting and balancing tool for the through-wall casing according to claim 7, wherein the counterweight mounting seat (4) further comprises a reinforcing plate arranged in the middle of the beam array in the left-right direction, and the middle of the reinforcing plate is provided with a through hole for each reinforcing diagonal rib (9) to pass through.
9. The tool for hoisting and balancing the through-wall casing according to any one of claims 5 to 8, wherein the cross beam (8) is provided with a stopping structure for stopping a sling (20) for hoisting the through-wall casing from sliding leftwards; or the cross beam (8) is provided with a connecting structure for connecting a sling (20) for hoisting a wall bushing.
10. The through-wall casing hoisting balance tool of claim 9, wherein the stop structure is assembled on the cross beam (8) and the position on the cross beam (8) is adjustable; alternatively, the connecting structure is assembled on the cross beam (8), and the position on the cross beam (8) is adjustable.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122365985.6U CN216662188U (en) | 2021-09-28 | 2021-09-28 | Wall bushing hoisting balance tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122365985.6U CN216662188U (en) | 2021-09-28 | 2021-09-28 | Wall bushing hoisting balance tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998605A (en) * | 2021-09-28 | 2022-02-01 | 河南平高电气股份有限公司 | Wall bushing hoisting balance tool |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998605A (en) * | 2021-09-28 | 2022-02-01 | 河南平高电气股份有限公司 | Wall bushing hoisting balance tool |
| CN113998605B (en) * | 2021-09-28 | 2024-05-24 | 河南平高电气股份有限公司 | Wall bushing hoisting balance tool |
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