CN114012665A - High-strength bolt mounting device and mounting method thereof - Google Patents
High-strength bolt mounting device and mounting method thereof Download PDFInfo
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- CN114012665A CN114012665A CN202111338443.8A CN202111338443A CN114012665A CN 114012665 A CN114012665 A CN 114012665A CN 202111338443 A CN202111338443 A CN 202111338443A CN 114012665 A CN114012665 A CN 114012665A
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- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000009434 installation Methods 0.000 claims abstract description 39
- 230000006835 compression Effects 0.000 claims description 11
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- 238000010276 construction Methods 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 239000002184 metal Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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Abstract
The invention provides a high-strength bolt mounting device which comprises a positioning mechanism and a pi-shaped moving mechanism, wherein the positioning mechanism is detachably mounted at the tail end of a brake plate, the pi-shaped moving mechanism is vertically arranged on the positioning mechanism, and the pi-shaped moving mechanism comprises a vertical pipe movably arranged on the positioning mechanism, and an upper transverse pipe assembly and a lower transverse pipe assembly which are symmetrically arranged at the upper end and the lower end of the vertical pipe; the vertical pipe can move up and down and rotate circumferentially on the positioning mechanism, and the lengths of the upper transverse pipe assembly and the lower transverse pipe assembly are adjustable; an upward centering piece is arranged on the upper transverse pipe assembly, a downward bolt fixing piece is arranged on the lower transverse pipe assembly, and a high-strength bolt to be installed is arranged in the bolt fixing piece; and the high-strength bolt to be installed, the bolt positioning hole and the centering piece can be positioned on the same positioning straight line by adjusting the vertical stand pipe, the upper transverse pipe assembly and the lower transverse pipe assembly. The installation device utilizing the high-strength bolt can obviously improve the construction efficiency and has high safety.
Description
Technical Field
The invention relates to the technical field of beam structure installation, in particular to an installation device and an installation method of a high-strength bolt.
Background
At present, the existing method for connecting a crane beam and a brake plate basically adopts the connection of torsional shear type high-strength bolts, so that the torsional shear type high-strength bolts are densely arranged along the length direction of the crane beam, and the connection of the crane beam and the brake plate is realized (as shown in fig. 1).
However, when the crane beam and the brake plate are connected in the conventional manner, since the position of the crane beam is usually high, it is difficult to install the torsional shear type high-strength bolt in the next step after the brake plate is pre-installed in the predetermined position. Specifically, constructors need to climb below the brake plate, penetrate the high-strength bolt through a hole which is drilled in advance of the crane beam and the brake plate from bottom to top through a manual method, then use a special wrench to twist off a torque key of the torsional high-strength bolt above the brake plate, and finally tighten a nut to realize the final connection of the crane beam and the brake plate.
In the process of actual installation in the existing mode, a hanging basket below a brake plate is usually hung on the brake beam (connected with the brake plate) in advance, and personnel can go down into the hanging basket below the brake plate through a preset hanging basket ladder stand to install torsional shear type high-strength bolts in the hanging basket. And if the distance between the brake beam and the crane beam is long, a wood springboard needs to be erected in advance to realize the installation of the hanging basket, so that the final installation of the torsional shear type high-strength bolt can be completed.
However, the existing method not only can seriously prolong the construction period, but also has more potential safety hazards and low efficiency due to the use of a hanging basket.
In view of the above technical problems, a method for connecting a high-strength bolt between a crane beam and a brake plate with high construction efficiency and less potential safety hazards is needed.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a mounting device and a mounting method thereof with high construction efficiency and high safety.
The high-strength bolt mounting device provided by the invention comprises a positioning mechanism which is detachably mounted at the tail end of a brake plate and a pi-shaped moving mechanism which is vertically arranged on the positioning mechanism, wherein the pi-shaped moving mechanism comprises a vertical pipe which is movably arranged on the positioning mechanism, and an upper transverse pipe assembly and a lower transverse pipe assembly which are symmetrically arranged at the upper end and the lower end of the vertical pipe; wherein,
the vertical pipe can move up and down and rotate circumferentially on the positioning mechanism, and the lengths of the upper transverse pipe assembly and the lower transverse pipe assembly are adjustable; and,
an upward centering piece is arranged on the upper transverse pipe assembly, a downward bolt fixing piece is arranged on the lower transverse pipe assembly, and a high-strength bolt to be installed is arranged in the bolt fixing piece; and the high-strength bolt to be installed, the bolt positioning hole and the centering piece can be positioned on the same positioning straight line by adjusting the vertical stand pipe, the upper transverse pipe assembly and the lower transverse pipe assembly.
In addition, preferably, the upper transverse pipe assembly comprises an upper main pipe fixed on the vertical riser and an upper sub pipe sleeved on one side of the upper main pipe, which is far away from the vertical riser, and the lower transverse pipe assembly comprises a lower main pipe fixed on the vertical riser and a lower sub pipe sleeved on one side of the lower main pipe, which is far away from the vertical riser; the centering piece is fixed on the upper sub-pipe, and the bolt fixing piece is fixed on the lower sub-pipe.
In addition, it is preferable that the upper sub-pipe and the lower sub-pipe are respectively fixed to the upper main pipe and the lower main pipe by locking bolts.
In addition, the vertical riser is preferably provided with a lifting mechanism, and the vertical riser can move up and down on the positioning mechanism through the lifting mechanism.
In addition, it is preferable that the positioning mechanism includes a base fixed to a distal end of the braking plate and a positioning member fixed to the base, and a middle portion of the vertical riser is positioned on the positioning member.
In addition, the preferred scheme is that four fine adjustment screws are symmetrically arranged on the positioning piece, wherein two fine adjustment screws are arranged on one side of the vertical pipe, the other two fine adjustment screws are arranged on the other side of the vertical pipe, and the vertical pipe is mutually matched and positioned on the positioning piece through the four fine adjustment screws.
In addition, preferably, a compression screw and a travelling wheel which is contacted with the brake plate are arranged on the base; and when the base moves to a preset position on the brake plate through the travelling wheel, the base is fixed with the brake plate through the compression screw.
In addition, preferably, the bolt fixing piece comprises an upper top seat fixed on the lower sub-pipe, a bolt lower die is arranged at the top of the upper top seat, the head part of the high-strength bolt to be installed is accommodated in the bolt lower die, and the screw rod part of the high-strength bolt to be installed extends to the upper part of the upper top seat; and,
and a locking plate connected with the pull rope is arranged in the lower bolt die and pressed on the head.
On the other hand, the invention also provides a high-strength bolt installation method, which is implemented by utilizing the high-strength bolt installation device, and the installation method comprises the following steps:
determining a pre-positioning position of the positioning mechanism on the brake plate, and fixing the positioning mechanism at the pre-positioning position;
fixing the high-strength bolt to be installed through the bolt fixing piece;
adjusting the vertical pipe, the upper transverse pipe assembly and the lower transverse pipe assembly to enable the high-strength bolt to be installed, the bolt positioning hole and the centering piece to be located on the same positioning straight line;
lifting the pi-shaped movable mechanism to enable the high-strength bolt to be installed to penetrate through the bolt positioning hole;
and locking and fixing the high-strength bolt to be installed through a nut.
Preferably, the determining a predetermined position of the positioning mechanism on the brake plate and fixing the positioning mechanism at the predetermined position includes:
making a longitudinal datum line parallel to a central axis of the bolt positioning hole and a transverse datum line perpendicular to the longitudinal datum line;
determining the pre-positioning position according to the longitudinal datum line and the transverse datum line;
and positioning the base at the preset position through a compression screw.
Compared with the prior art, the installation device and the installation method of the high-strength bolt have the following beneficial effects:
the invention provides a mounting device and a mounting method for a high-strength bolt, aiming at the defects of the existing mounting method for connecting the high-strength bolt between a steel crane beam and a brake plate, and the invention designs an auxiliary mounting device for the high-strength bolt. In addition, the installation device for the high-strength bolts provided by the invention can be used for installing the high-strength bolts, can simply, conveniently, quickly and safely finish the installation of all the high-strength bolts, greatly saves the installation time, reduces the working hours of high-altitude operation, saves the construction period, does not need to adopt a hanging basket method for installation, and can be suitable for the installation of all steel crane beams and brake plate high-strength bolts.
To the accomplishment of the foregoing and related ends, one or more aspects of the invention comprise the features hereinafter fully described and particularly pointed out in the claims. The following description and the annexed drawings set forth in detail certain illustrative aspects of the invention. These aspects are indicative, however, of but a few of the various ways in which the principles of the invention may be employed. Further, the present invention is intended to include all such aspects and their equivalents.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:
FIG. 1 is a schematic view of a conventional method for installing a high-strength bolt for connecting a steel crane beam and a brake plate;
fig. 2 is a front view of a high-strength bolt mounting apparatus according to an embodiment of the present invention;
FIG. 3 is an enlarged partial view of a positioning mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic illustration of a first step in a method of installing a high-strength bolt according to an embodiment of the present invention;
fig. 5 is a schematic view at the time of the second step of the high-strength bolt installation method according to the embodiment of the present invention.
Reference numerals: the device comprises a crane beam 1, a brake plate 2, a high-strength bolt 3 to be installed, a base 4, a walking wheel 5, a compression screw 6, a square metal frame 7, a positioning piece 8, a vertical pipe 9, an upper main pipe 10, a lower main pipe 11, an upper sub pipe 12, a lower sub pipe 13, a locking bolt 14, an upper top seat 15, a bolt lower die 16, a locking piece 17, a centering piece 18, a lifting mechanism 19, a pull rope 20 and a fine adjustment screw 21.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 2 shows a front view structure of a high-strength bolt mounting apparatus according to an embodiment of the present invention, and fig. 3 shows a partially enlarged view structure of a positioning mechanism according to an embodiment of the present invention.
As shown together with fig. 2 and 3, the high-strength bolt mounting device provided by the invention comprises a positioning mechanism detachably mounted at a predetermined position at the tail end of the brake plate 2 in a bolt manner and a pi-shaped movable mechanism vertically arranged (generally vertically arranged) on the positioning mechanism.
Specifically, the pi-shaped movable mechanism comprises a vertical stand pipe 9 movably arranged on the positioning mechanism, and an upper transverse pipe assembly and a lower transverse pipe assembly which are symmetrically arranged at the upper end and the lower end of the vertical stand pipe 9; the vertical pipe 9 can move up and down and rotate circumferentially on the positioning mechanism, and the lengths of the upper transverse pipe assembly and the lower transverse pipe assembly are adjustable; and, be provided with ascending centering 18 on the upper horizontal pipe assembly, be provided with down bolt mounting 8 on the lower horizontal pipe assembly, be provided with in bolt mounting 8 and wait to install high-strength bolt 3.
In the actual use process, the vertical pipe 9, the upper transverse pipe assembly and the lower transverse pipe assembly are adjusted to enable the high-strength bolt 3 to be installed, the bolt positioning hole and the centering piece 18 to be located on the same positioning straight line, then the whole pi-shaped moving mechanism is lifted, the high-strength bolt 3 to be installed is conveyed into the bolt positioning hole, finally the high-strength bolt 3 to be installed is locked through the nut, and then the installation of the high-strength bolt 3 to be installed can be completed.
Specifically, the positioning mechanism comprises a base 4 fixed at a predetermined position at the tail end of the brake plate 2 and a positioning member 8 fixed on the base 4, and the middle part of the vertical riser 9 is positioned on the positioning member 8.
More specifically, a compression screw 6 and a travelling wheel 5 in contact with the brake plate 2 are arranged on the base 4; in the actual use process, base 4 can make the back and forth movement (the front and back corresponds to the inside and outside of the terminal of braking plate 2 in the view of fig. 2) at the terminal of braking plate 2 through walking wheel 5, when base 4 moves to the predetermined position (corresponds to a certain bolt locating hole) on the terminal of braking plate 2 through walking wheel 5, can fix base 4 and braking plate 2 through housing screw 6, prevent that base 4 from removing.
In the actual manufacturing process, the base 4 can be formed by fixing (such as welding and fixing) a pi-shaped metal frame and a square-shaped metal frame 7, the walking wheel 5 and the compression screw 6 are arranged on the pi-shaped metal frame, wherein the shaft of the walking wheel 5 is fixed on the upper part of the pi-shaped metal frame through a shaft sleeve pin, the opening size of the pi-shaped metal frame needs to be far larger than the height of a brake beam (the tail end of the brake plate 2) so that the base 4 can walk through the walking wheel 5, when the base 4 walks, the base 4 is driven to a specified position through the walking wheel 5, and after the position is roughly adjusted, the compression screw 6 is screwed down, so that the base 4 is firmly fixed on the brake plate 2 after being lifted; and the top of the square metal frame 7 is fixedly connected with a positioning piece 8.
Specifically, four fine adjustment screws 21 are symmetrically arranged on the positioning member 8, two fine adjustment screws 21 are located on one side of the vertical riser 9, the other two fine adjustment screws 21 are located on the other side of the vertical riser 9, and the vertical riser 9 is mutually matched and positioned on the positioning member 8 through the four fine adjustment screws 21. In the actual manufacturing process, the positioning part 8 is a top plate with a hole, the middle vertical pipe 9 is clamped by four fine adjustment screws 21 arranged on four vertical surfaces, and the fine adjustment of the vertical pipe 9 on the positioning part 8 can be realized by adjusting the positions of the four fine adjustment screws 21 during installation; and when the vertical stand pipe 9 is inserted into the positioning piece 8 and the fine adjustment screw 21 is not locked, the vertical stand pipe 9 can move up and down and rotate 360 degrees in the circumferential direction.
In a specific embodiment of the present invention, the upper transverse pipe assembly comprises an upper mother pipe 10 fixed on the vertical riser 9 and an upper child pipe 12 sleeved on one side of the upper mother pipe 10 away from the vertical riser 9, and the lower transverse pipe assembly comprises a lower mother pipe 11 fixed on the vertical riser 9 and a lower child pipe 13 sleeved on one side of the lower mother pipe 11 away from the vertical riser 9; wherein, the centering piece 18 is fixed on the upper sub-pipe 12, and the bolt fixing piece 8 is fixed on the lower sub-pipe 13.
In the manufacturing process of the pi-shaped movable mechanism, the vertical pipe 9 is a round vertical pipe, the upper main pipe 10, the upper sub pipe 12, the lower main pipe 11 and the lower sub pipe 13 are all square steel pipes, the upper main pipe 10 and the lower main pipe 11 are detachably fixed with the vertical pipe 9 in a threaded connection mode (connected through a locking bolt 14), and the vertical directions of the upper main pipe 10 and the lower main pipe 11 are in the same plane, so that the upper sub pipe 12 and the lower sub pipe 13 can be conveniently connected. And, in order to realize the fixation of the sub-pipe and the main pipe, the upper sub-pipe 12 and the lower sub-pipe 13 can be respectively fixed with the corresponding upper main pipe 10 and the lower main pipe 11 through the locking bolts 14.
In a preferred embodiment of the present invention, the high-strength bolt installation apparatus provided by the present invention may further include a lifting mechanism 19, and the vertical riser 9 may be moved up and down on the positioning mechanism by the lifting mechanism 19. Specifically, the lifting structure can drive the pi-shaped movable mechanism to move up and down in a rack pair or worm and gear manner, and meanwhile, accessories (not shown in the figure) such as a hanging ring and an anti-falling limit can be arranged for improving the stability of the pi-shaped movable mechanism.
Specifically, the bolt fixing member 8 may include an upper top seat 15 fixed on the lower sub-pipe 13, a bolt lower die 16 is disposed at the top of the upper top seat 15, a head portion to be mounted with the high-strength bolt 3 is accommodated in the bolt lower die 16, and a screw portion to be mounted with the high-strength bolt 3 extends to above the upper top seat 15; further, a lock piece 17 connected to the pull cord 20 is provided in the bolt lower die 16, and the lock piece 17 is pressed against the head.
In the actual manufacturing process, the upper sub-pipe 13 and the lower sub-pipe 13 are made of square steel pipes, and the square steel pipes with different lengths can be selected according to construction requirements. The sub-pipes (including the upper and lower sub-pipes 13) are inserted when the main pipe (including the upper and lower main pipes 11) is rotated to the outside of the brake plate 2 (where the outside corresponds to the outside of the end of the brake plate 2 in the view of fig. 2), and adjusted in length, locked. The upper top seat 15 of the lower sub-pipe 13 is provided with a certain height, an arc bolt lower die 16 is arranged in the upper top seat 15, after the high-strength bolt 3 to be installed is placed in the arc bolt lower die, flat steel locking plates 17 penetrating into two sides of the bolt vertically press the head of the high-strength bolt, after the high-strength bolt 3 to be installed is installed in place, a nut of the high-strength bolt is arranged on the arc bolt lower die, and then the locking plates 17 are pulled out through a pull rope 20, so that the bolt lower die 16 can release the head of the high-strength bolt. Since the centering member 18 is arranged on the upper sub-pipe 12 and is vertically symmetrical with the high-strength bolt 3 to be installed on the centering member 18, the upper sub-pipe 13 and the lower sub-pipe 13 can rotate together by rotating the upper sub-pipe 12 in the horizontal plane, the horizontal position of the pi-shaped movable mechanism is adjusted by observing the position deviation of the centering member 18 and a hole (bolt positioning hole) in the crane beam 1, and finally the high-strength bolt 3 to be installed, the bolt positioning hole and the centering member 18 are positioned on the same vertical positioning straight line.
On the other hand, in order to facilitate understanding of the method for installing the high-strength bolt provided by the present invention, the present invention further provides an installation method for the high-strength bolt, fig. 4 is a schematic view of the installation method for the high-strength bolt according to the embodiment of the present invention when a first step is performed, fig. 5 is a schematic view of the installation method for the high-strength bolt according to the embodiment of the present invention when a second step is performed, and as shown in fig. 4 and 5 together, the installation method for the high-strength bolt according to the embodiment of the present invention is installed by using the installation device for the high-strength bolt, and the installation method includes:
determining a pre-positioning position of the positioning mechanism on the brake plate 2, and fixing the positioning mechanism at the pre-positioning position;
fixing the high-strength bolt 3 to be installed through the bolt fixing piece 8;
adjusting the vertical pipe 9, the upper transverse pipe assembly and the lower transverse pipe assembly to enable the high-strength bolt 3 to be installed, the bolt positioning hole and the centering piece 18 to be positioned on the same positioning straight line;
lifting the pi-shaped movable mechanism to enable the high-strength bolt 3 to be installed to penetrate through the bolt positioning hole;
the high-strength bolt 3 to be installed is locked and fixed through the nut.
Specifically, determining the pre-positioning position of the positioning mechanism on the brake plate 2, and fixing the positioning mechanism at the pre-positioning position includes:
making a longitudinal datum line parallel to a central axis of the bolt positioning hole and a transverse datum line perpendicular to the longitudinal datum line;
determining a pre-positioning position according to the longitudinal datum line and the transverse datum line;
the base 4 is positioned in a predetermined position by a compression screw 6.
In addition, before the high-strength bolt 3 to be installed is fixed through the bolt fixing piece 8, a main pipe and a sub pipe of the pi-shaped movable mechanism are required to be sequentially installed in place; after the high-strength bolt 3 is installed in place, the high-strength bolt 3 to be installed can be vertically placed into the bolt lower die 16, and the head of the high-strength bolt 3 to be installed is locked through the locking plate 17.
In addition, the process of adjusting the vertical riser 9, the upper transverse pipe assembly and the lower transverse pipe assembly so that the high-strength bolt 3 to be installed, the bolt positioning hole and the centering member 18 are positioned on the same positioning line includes: and rotating the upper sub-pipe 12 in the horizontal plane by taking the vertical pipe 9 as an axis, and then finely adjusting the vertical pipe 9 by observing the position of the centering device until the high-strength bolt 3 to be installed, the bolt positioning hole and the centering piece 18 are positioned on the same vertical positioning straight line, and finishing the accurate position adjustment.
After the position is accurately adjusted, the whole main pipe and the whole sub-pipe are vertically moved upwards through the lifting mechanism 19 until the high-strength bolt 3 to be installed penetrates into the bolt positioning hole, the high-strength bolt 3 to be installed can be locked above the brake plate 2 through the nut, and finally the locking plate 17 is pulled out through the pull rope 20, so that the installation work of the high-strength bolt 3 to be installed is completed, and the next installation cycle of the high-strength bolt 3 to be installed can be entered.
As can be seen from the above embodiments, the high-strength bolt mounting apparatus and the high-strength bolt mounting method provided by the present invention have at least the following advantages:
1. aiming at the defects of the existing installation method for connecting the high-strength bolt between the steel crane beam and the brake plate, the auxiliary installation device for the high-strength bolt is designed.
2. The high-strength bolt mounting device provided by the invention is used for mounting high-strength bolts, so that all the high-strength bolts can be simply, conveniently, quickly and safely mounted, the mounting time is greatly saved, the working hours of high-altitude operation are reduced, and the construction period is shortened;
3. the installation is carried out without adopting a hanging basket method, and the installation method is suitable for the installation of all steel crane beams and high-strength bolts of the brake plate.
The installation apparatus of the high-strength bolt and the installation method thereof according to the present invention are described above by way of example with reference to fig. 1 to 5. However, it will be appreciated by those skilled in the art that various modifications may be made to the high-strength bolt installation apparatus and the high-strength bolt installation method of the present invention without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the contents of the appended claims.
Claims (10)
1. The mounting device for the high-strength bolt is characterized by comprising a positioning mechanism which is detachably mounted at the tail end of a brake plate and a pi-shaped movable mechanism which is vertically arranged on the positioning mechanism, wherein the pi-shaped movable mechanism comprises a vertical pipe which is movably arranged on the positioning mechanism, and an upper transverse pipe assembly and a lower transverse pipe assembly which are symmetrically arranged at the upper end and the lower end of the vertical pipe; wherein,
the vertical pipe can move up and down and rotate circumferentially on the positioning mechanism, and the lengths of the upper transverse pipe assembly and the lower transverse pipe assembly are adjustable; and,
an upward centering piece is arranged on the upper transverse pipe assembly, a downward bolt fixing piece is arranged on the lower transverse pipe assembly, and a high-strength bolt to be installed is arranged in the bolt fixing piece; and the high-strength bolt to be installed, the bolt positioning hole and the centering piece can be positioned on the same positioning straight line by adjusting the vertical stand pipe, the upper transverse pipe assembly and the lower transverse pipe assembly.
2. A high strength bolt mounting apparatus as defined in claim 1,
the upper transverse pipe assembly comprises an upper main pipe fixed on the vertical riser and an upper sub pipe sleeved on one side of the upper main pipe, which is far away from the vertical riser, and the lower transverse pipe assembly comprises a lower main pipe fixed on the vertical riser and a lower sub pipe sleeved on one side of the lower main pipe, which is far away from the vertical riser; the centering piece is fixed on the upper sub-pipe, and the bolt fixing piece is fixed on the lower sub-pipe.
3. A high strength bolt mounting apparatus as defined in claim 2,
the upper sub pipe and the lower sub pipe can be respectively fixed with the corresponding upper main pipe and the lower main pipe through locking bolts.
4. A high tensile bolt mounting apparatus as claimed in claim 3 further including a lifting mechanism by which said vertical riser is moved up and down on said positioning mechanism.
5. A high strength bolt mounting apparatus as defined in claim 4,
the positioning mechanism comprises a base fixed at the tail end of the brake plate and a positioning piece fixed on the base, and the middle part of the vertical pipe is positioned on the positioning piece.
6. A high strength bolt mounting apparatus as defined in claim 5,
the positioning piece is symmetrically provided with four fine adjustment screws, wherein the two fine adjustment screws are positioned on one side of the vertical pipe, the other two fine adjustment screws are positioned on the other side of the vertical pipe, and the vertical pipe is mutually matched and positioned on the positioning piece through the four fine adjustment screws.
7. A high strength bolt mounting apparatus as defined in claim 5,
a compression screw and a travelling wheel which is contacted with the brake plate are arranged on the base; and when the base moves to a preset position on the brake plate through the travelling wheel, the base is fixed with the brake plate through the compression screw.
8. A high strength bolt mounting apparatus as claimed in any one of claims 3 to 7,
the bolt fixing piece comprises an upper top seat fixed on the lower sub-pipe, a bolt lower die is arranged at the top of the upper top seat, the head part of the high-strength bolt to be installed is contained in the bolt lower die, and the screw rod part of the high-strength bolt to be installed extends to the upper part of the upper top seat; and,
and a locking plate connected with the pull rope is arranged in the lower bolt die and pressed on the head.
9. A method of installing a high-strength bolt, using the high-strength bolt installation apparatus of any one of claims 1 to 8, the method comprising:
determining a prepositioning position of the positioning mechanism on the brake plate, and fixing the positioning mechanism at the prepositioning position;
fixing the high-strength bolt to be installed through the bolt fixing piece;
adjusting the vertical pipe, the upper transverse pipe assembly and the lower transverse pipe assembly to enable the high-strength bolt to be installed, the bolt positioning hole and the centering piece to be located on the same positioning straight line;
lifting the pi-shaped movable mechanism to enable the high-strength bolt to be installed to penetrate through the bolt positioning hole;
and locking and fixing the high-strength bolt to be installed through a nut.
10. The method of installing a high strength bolt according to claim 9, wherein said determining a predetermined position of said positioning mechanism on said brake plate and fixing said positioning mechanism at said predetermined position comprises:
making a longitudinal datum line parallel to a central axis of the bolt positioning hole and a transverse datum line perpendicular to the longitudinal datum line;
determining the pre-positioning position according to the longitudinal datum line and the transverse datum line;
and positioning the base at the preset position through a compression screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111338443.8A CN114012665B (en) | 2021-11-12 | 2021-11-12 | High-strength bolt mounting device and mounting method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111338443.8A CN114012665B (en) | 2021-11-12 | 2021-11-12 | High-strength bolt mounting device and mounting method thereof |
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| CN114012665A true CN114012665A (en) | 2022-02-08 |
| CN114012665B CN114012665B (en) | 2023-09-22 |
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| CA2284352A1 (en) * | 1999-09-29 | 2001-03-29 | Rodrigue Boulet | Bolt and nut disassembling apparatus |
| CN204053918U (en) * | 2014-09-05 | 2014-12-31 | 生林萍 | Electric bolt wrench |
| CN105598910A (en) * | 2016-03-30 | 2016-05-25 | 戴一畅 | Bolt fastening device for power transmission line |
| CN205765870U (en) * | 2016-07-05 | 2016-12-07 | 国网山东省电力公司临邑县供电公司 | A kind of converting equipment bolt live clamp device |
| CN110640685A (en) * | 2019-09-25 | 2020-01-03 | 北京城建六建设集团有限公司 | Air pipe bolt fastening device for narrow space and construction method thereof |
| CN210307643U (en) * | 2019-08-21 | 2020-04-14 | 中冶建工集团有限公司 | Bolt fastening device suitable for narrow space |
| CN112355974A (en) * | 2020-11-12 | 2021-02-12 | 国网江西省电力有限公司检修分公司 | Automatic fastening device for bolts of wiring board of live primary equipment in transformer substation |
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2021
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| CA2284352A1 (en) * | 1999-09-29 | 2001-03-29 | Rodrigue Boulet | Bolt and nut disassembling apparatus |
| CN204053918U (en) * | 2014-09-05 | 2014-12-31 | 生林萍 | Electric bolt wrench |
| CN105598910A (en) * | 2016-03-30 | 2016-05-25 | 戴一畅 | Bolt fastening device for power transmission line |
| CN205765870U (en) * | 2016-07-05 | 2016-12-07 | 国网山东省电力公司临邑县供电公司 | A kind of converting equipment bolt live clamp device |
| CN210307643U (en) * | 2019-08-21 | 2020-04-14 | 中冶建工集团有限公司 | Bolt fastening device suitable for narrow space |
| CN110640685A (en) * | 2019-09-25 | 2020-01-03 | 北京城建六建设集团有限公司 | Air pipe bolt fastening device for narrow space and construction method thereof |
| CN112355974A (en) * | 2020-11-12 | 2021-02-12 | 国网江西省电力有限公司检修分公司 | Automatic fastening device for bolts of wiring board of live primary equipment in transformer substation |
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| CN114012665B (en) | 2023-09-22 |
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