CN111764511B - Quick locate mode center pillar structure for steel construction building - Google Patents
Quick locate mode center pillar structure for steel construction building Download PDFInfo
- Publication number
- CN111764511B CN111764511B CN202010630869.XA CN202010630869A CN111764511B CN 111764511 B CN111764511 B CN 111764511B CN 202010630869 A CN202010630869 A CN 202010630869A CN 111764511 B CN111764511 B CN 111764511B
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- center pillar
- cavity
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2463—Connections to foundations
Abstract
The invention discloses a quick positioning type center pillar structure for a steel structure building, which comprises a center pillar body and a foundation pit, wherein a positioning structure is installed at the bottom end of the center pillar body, two ends of a sleeve are respectively connected with a first slide rod and a second slide rod in a sliding mode, 4 roof plates are symmetrically distributed on the center of the center pillar body, the bottom end of the inner wall of a guide block is of a slope structure inclining outwards and outwards, the surface of the slope structure is attached to the outer end of the guide rod, a first vertical rod is arranged inside the center pillar body, and the first vertical rod is connected with the second vertical rod through a climbing rod. This steel construction is quick locate mode center pillar structure for building has designed location structure in the bottom of current center pillar structure, utilizes the high weight of center pillar self, makes its in-process of placing perpendicularly, can direct accurate positioning in the foundation ditch, need not equipment and manual fit and adjusts repeatedly, great saving the engineering time, structural design is more reasonable.
Description
Technical Field
The invention relates to the technical field of steel structure buildings, in particular to a quick positioning type center pillar structure for a steel structure building.
Background
The steel structure building is modern common building structure, because of its compare with concrete structure building, the whole construction degree of difficulty is low, and the engineering time is very fast, by wide application in social life, wherein adopt steel structure building more be the factory building, utilize a plurality of center pillar and crossbeam structure to build into the building subject, wherein the center pillar is the major structure who is used for supporting steel structure building, but current similar center pillar structure has following problem when in-service use:
the general scale of steel construction building in the mill is great, the length and the weight of center pillar are also higher, when installing it in the concrete foundation ditch, need use corresponding hoisting equipment to carry out corresponding cooperation, in order to guarantee building subject's stability, the center pillar of vertical or horizontal row need be on a plane, consequently need install the center department in the foundation ditch with the center pillar just can further pouring concrete, and in order to ensure concrete placement's stability, can leave certain clearance between center pillar and the foundation ditch lateral wall, this just leads to the center pillar to need to adjust the position repeatedly under workman and hoisting equipment's cooperation, ensure that the center department at the foundation ditch is installed to its bottom, actual operation is got up very troublesome.
Disclosure of Invention
The invention aims to provide a quick positioning type center pillar structure for a steel structure building, which aims to solve the problems that the center pillars in vertical rows or horizontal rows are required to be on a plane, concrete is required to be further poured only by installing the center pillars at the center of a foundation pit, a certain gap is left between the center pillars and the side wall of the foundation pit for ensuring the stability of concrete pouring, the position of the center pillars needs to be repeatedly adjusted under the coordination of workers and hoisting equipment, the bottom ends of the center pillars are ensured to be installed at the center of the foundation pit, and the actual operation is very troublesome in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a quick positioning type center pillar structure for a steel structure building comprises a center pillar body and a foundation pit, wherein a positioning structure is installed at the bottom end of the center pillar body and comprises a top plate and a bottom pillar, the middle section of the bottom pillar is vertically and slidably connected to the bottom wall of the center pillar body, balls are embedded at the bottom end of the bottom pillar, a sliding pillar is installed at the top end of the bottom pillar and is vertically and slidably connected to the inside of the center pillar body through a spring installed at the top end of the sliding pillar, the sliding pillar is connected with the top plate through a sleeve, the middle section of the sleeve is rotatably installed in the side wall of the center pillar body through a pin shaft, the side surface of the top plate is attached to the inner wall of the foundation pit, two ends of the sleeve are respectively and slidably connected with a first sliding rod and a second sliding rod, the end parts of the first sliding rod and the second sliding rod are respectively hinged to the surface of the sliding pillar, and install the guide block in the top inner wall of roof, the domatic structure of the outside slope in inner wall bottom of guide block, and the surface of this domatic structure laminates with the outer end of guide pole mutually to the inner welded fastening of guide pole is on the lateral wall of center pillar body, the inside of center pillar body is provided with first montant, and first montant passes through climbing pole and second montant and links to each other.
Preferably, first montant and second montant are about the central line symmetric distribution of climbing rod, and climbing rod horizontal sliding connection in the lateral wall of center pillar body to the connecting pipe is installed to the bottom of first montant, the avris of first montant passes through slide rail pole sliding connection in the inside wall of center pillar body, horizontal distribution's screw rod is installed to the bottom of second montant, and the screw rod is threaded connection with second montant and center pillar body to install 2 nuts on the screw rod, 2 nuts are located the avris of center pillar body and second montant respectively simultaneously.
Preferably, the cross section of the connecting pipe is of an L-shaped structure, the tail end of the connecting pipe slides and is tightly attached to the suction pipe, the suction pipe is fixed to the lower half section of the center pillar body, and the top end of the connecting pipe is communicated with the first cavity.
Preferably, first cavity is seted up in the inside of first montant, and the avris of first cavity is linked together with the second cavity to the second cavity is seted up in the inside of climbing rod, and the second cavity is linked together with the hole of inhaling of seting up on climbing rod surface simultaneously.
Preferably, the right end of the second cavity is communicated with the third cavity, and the third cavity is arranged inside the second vertical rod.
Preferably, the top end of the third cavity penetrates through the top end of the second vertical rod, and the third cavity is communicated with a line hole formed in the outer side wall of the second vertical rod.
Compared with the prior art, the invention has the beneficial effects that: according to the quick positioning type center pillar structure for the steel structure building, the positioning structure is designed at the bottom end of the existing center pillar structure, and the center pillar can be directly and accurately positioned in a foundation pit in the vertical placement process by utilizing the high weight of the center pillar, so that repeated adjustment is not needed by equipment and manual cooperation, the construction time is greatly saved, and the structural design is more reasonable;
1. the structural design of the top plate and the bottom column ensures that when the center pillar body is vertically installed, the bottom column and the sliding column can be forced to slide at the bottom end in the center pillar body by gravity, the top plates in the side ranges can automatically extend out at the same distance by utilizing the rotation and the extension of the sleeve and each sliding rod, and the center pillar body is forced to horizontally move to the center of the foundation pit by utilizing the thrust after the top plates and the inner wall of the foundation pit are attached, so that the purpose of automatic alignment and positioning is realized, the rapidness of installation and positioning of the center pillar is ensured, and the use of the balls can ensure that the whole center pillar can more smoothly move in the foundation pit;
2. the ladder stand structure formed by the first vertical rod, the second vertical rod and the climbing rod is convenient for a user to climb on the middle column, so that the worker can conveniently maintain the middle column and the top end connecting structure of the middle column, and the ladder stand structure is convenient for the user to draw out or store the ladder stand structure in a horizontal sliding mode by the aid of the slidable connecting structure design of the ladder stand structure, so that the situation that the ladder stand outside to occupy space is avoided;
further, the structural design of first cavity and second cavity, the cooperation is with the use of the continuous straw of air extraction equipment such as air pump fan, can make connecting pipe and first montant and climbing pole inside be in negative pressure state, thereby utilize the suction hole with the inside damp and hot air escape of center pillar body, avoid under the humid weather condition, the center pillar inner wall of metal material is destroyed by the corrosion, the structural use of third cavity, make the second montant possess the function of accomodating the cable of arranging, and the intercommunication design of third cavity and second cavity, can be in the inspiratory while of first cavity second cavity, the high temperature gas who produces the operation of high power cable in the third cavity discharges, thereby realize carrying out radiating purpose to high power cable.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the post body of the present invention before installation;
FIG. 3 is a schematic view of the post body of the present invention after installation;
FIG. 4 is a schematic cross-sectional view of a pillar body according to the present invention;
FIG. 5 is a front cross-sectional view schematically illustrating a climbing rod according to a second embodiment of the present invention;
fig. 6 is a schematic top sectional view of a pillar body according to a second embodiment of the present invention.
In the figure: 1. a center pillar body; 2. a positioning structure; 3. a top plate; 4. a bottom pillar; 5. a ball bearing; 6. a traveler; 7. a spring; 8. a sleeve; 9. a first slide bar; 10. a second slide bar; 11. a pin shaft; 12. a guide block; 13. a guide rod; 14. a foundation pit; 15. a first vertical bar; 16. climbing a pole; 17. a second vertical bar; 18. a connecting pipe; 19. a straw; 20. a first cavity; 21. a second cavity; 22. sucking holes; 23. a wire hole; 24. a third cavity; 25. a screw; 26. a nut; 27. a slide rail rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides the following technical solutions:
the first embodiment is as follows:
referring to fig. 1-4, a quick positioning type center pillar structure for a steel structure building comprises a center pillar body 1 and a foundation pit 14, a positioning structure 2 is installed at the bottom end of the center pillar body 1, the positioning structure 2 comprises a top plate 3 and a bottom pillar 4, the middle section of the bottom pillar 4 is vertically slidably connected to the bottom wall of the center pillar body 1, a ball 5 is embedded at the bottom end of the bottom pillar 4, a slide pillar 6 is installed at the top end of the bottom pillar 4, the slide pillar 6 is vertically slidably connected to the inside of the center pillar body 1 through a spring 7 installed at the top end of the slide pillar 6, the slide pillar 6 is connected to the top plate 3 through a sleeve 8, the middle section of the sleeve 8 is rotatably installed in the side wall of the center pillar body 1 through a pin 11, the side surface of the top plate 3 is attached to the inner wall of the foundation pit 14, a first slide bar 9 and a second slide bar 10 are respectively slidably connected to the two ends of the sleeve 8, and the ends of the, roof 3 has 4 about the central symmetric distribution of center pillar body 1, and installs guide block 12 in the top inner wall of roof 3, the domatic structure of the outside slope in inner wall bottom of guide block 12, and the surface of this domatic structure is laminated with the outer end of guide rod 13 mutually, and the inner welded fastening of guide rod 13 is on the lateral wall of center pillar body 1, the inside of center pillar body 1 is provided with first montant 15, and first montant 15 links to each other through climbing rod 16 and second montant 17.
The first vertical rod 15 and the second vertical rod 17 are symmetrically distributed about the central line of the climbing rod 16, and the climbing rod 16 is horizontally slidably connected in the side wall of the center pillar body 1, and the bottom end of the first vertical rod 15 is installed with a connecting pipe 18, the side of the first vertical rod 15 is slidably connected in the inner side wall of the center pillar body 1 through a slide rail rod 27, the bottom end of the second vertical rod 17 is installed with a horizontally distributed screw rod 25, and the screw rod 25 is in threaded connection with the second vertical rod 17 and the center pillar body 1, and 2 nuts 26 are installed on the screw rod 25, while the 2 nuts 26 are respectively located at the side of the center pillar body 1 and the second vertical rod 17, the cross section of the connecting pipe 18 is in an "L" shape structure, and the tail end of the connecting pipe 18 slides and closely fits in the suction pipe 19, and the suction pipe 19 is fixed at the lower half section of the center pillar body 1, and the top end of the connecting pipe 18 is communicated with, the user can use the climbing rod 16 to climb by holding the second vertical rod 17, pulling out the climbing rod 16 positioned in the center pillar body 1 and then locking the nut 26 on the screw rod 25, so that the user can use the climbing rod 16 to climb, and the use is more convenient and faster.
The working principle of the first embodiment is as follows: when the center pillar body 1 needs to be installed, a user can place the center pillar body 1 in the foundation pit 14 with the aid of a hoisting device, as shown in fig. 2, the bottom end of the center pillar body 1 does not need to be directly aligned with the center of the foundation pit 14, after the bottom end of the center pillar body 1 contacts with the bottom wall of the foundation pit 14, the gravity of the center pillar body 1 presses the bottom pillar 4, so that the bottom pillar 4 moves in the upward direction relative to the center pillar body 1, and therefore the sliding pillar 6 is in a state of moving upward simultaneously, at this time, the sliding pillar 6 drives the sleeve 8 to rotate around the pin shaft 11 through the first slide bar 9, under the action of the lever principle, the sleeve 8 drives the top plate 3 at the side to move downward through the second slide bar 10, and at the same time, the first slide bar 9 correspondingly moves in the sleeve 8 in a telescopic manner, as shown in fig. 2 and 3, at this time, the inner surface of the guide block, therefore, under the guiding action of the slope structure on the surface of the guiding block 12, the top plate 3 will move outwards while moving downwards, and drive the second sliding rod 10 to slide telescopically inside the top end of the sleeve 8, as shown in fig. 2, the initial position of the center pillar body 1 is located at the right side of the central line of the foundation pit 14, and during the downward movement of the center pillar body 1, the four top plates 3 at the sides thereof move outwards synchronously, so that the top plate 3 at the right side thereof will contact the inner wall of the foundation pit 14 first, at this time, the top plate 3 still moves, so that the top plate 3 contacting the side wall of the foundation pit 14 first will give a force to the center pillar body 1 moving towards the left side (the same applies to other directions), and therefore, as shown in fig. 3, wherever the initial state of the center pillar body 1 is inside the foundation pit 14, when the center pillar body 1 moves downwards to the maximum extent, it will be stably, need not the manual calibration of staff, a large amount of calibration time has been practiced thrift, promote the efficiency of construction, follow-up pour into in foundation ditch 14 concrete can, in the use, if the ceiling part of steel construction building is maintained to needs, staff's accessible unscrews the screw rod 25 in figure 4, hold second montant 17 again, the climbing rod 16 that will be located the center pillar body 1 inside is taken out, later the nut 26 on the locking screw rod 25 again, the user can use climbing rod 16 to climb the height and operate, it is more convenient and fast to use.
Example two:
referring to fig. 1-6, a quick positioning type center pillar structure for a steel structure building comprises a center pillar body 1 and a foundation pit 14, a positioning structure 2 is installed at the bottom end of the center pillar body 1, the positioning structure 2 comprises a top plate 3 and a bottom pillar 4, the middle section of the bottom pillar 4 is vertically slidably connected to the bottom wall of the center pillar body 1, a ball 5 is embedded at the bottom end of the bottom pillar 4, a slide pillar 6 is installed at the top end of the bottom pillar 4, the slide pillar 6 is vertically slidably connected to the inside of the center pillar body 1 through a spring 7 installed at the top end of the slide pillar 6, the slide pillar 6 is connected to the top plate 3 through a sleeve 8, the middle section of the sleeve 8 is rotatably installed in the side wall of the center pillar body 1 through a pin 11, the side surface of the top plate 3 is attached to the inner wall of the foundation pit 14, a first slide bar 9 and a second slide bar 10 are respectively slidably connected to the two ends of the sleeve 8, and the ends of the, roof 3 has 4 about the central symmetric distribution of center pillar body 1, and installs guide block 12 in the top inner wall of roof 3, the domatic structure of the outside slope in inner wall bottom of guide block 12, and the surface of this domatic structure is laminated with the outer end of guide rod 13 mutually, and the inner welded fastening of guide rod 13 is on the lateral wall of center pillar body 1, the inside of center pillar body 1 is provided with first montant 15, and first montant 15 links to each other through climbing rod 16 and second montant 17.
The first cavity 20 is opened inside the first vertical rod 15, the side of the first cavity 20 is communicated with the second cavity 21, the second cavity 21 is opened inside the climbing rod 16, meanwhile, the second cavity 21 is communicated with the suction hole 22 opened on the surface of the climbing rod 16, the right end of the second cavity 21 is communicated with the third cavity 24, and the third cavity 24 is opened inside the second vertical rod 17, when the external environment is relatively humid, a user can start air suction equipment such as a fan or an air pump connected with the suction pipe 19, the inside of the connecting pipe 18 is in a negative pressure state by using the operation of the equipment, so that the inside of the first cavity 20 and the inside of the second cavity 21 are also in a negative pressure state, the internal air of the center pillar body 1 can be sucked into each cavity through the suction hole 22 and discharged through the connecting pipe 18, and the corrosion inside the center pillar body 1 is avoided.
The top end of the third cavity 24 runs through the top end of the second vertical rod 17, and the wire holes 23 formed in the outer side walls of the third cavity 24 and the second vertical rod 17 are communicated, the inside of the third cavity 24 can be used for passing cables required by equipment running in a factory, the cables are restrained and sorted, the wire holes 23 are used for passing the cables, and the third cavity 24 is communicated with the second cavity 21, so that the third cavity 24 can be synchronously in a negative pressure state when air extraction operation is carried out, therefore, a large amount of heat generated by the high-power cables in use can be correspondingly discharged, and the purpose of heat dissipation of the cables is achieved.
Working principle of the second embodiment: as shown in fig. 5, the difference between this embodiment and the first embodiment is that the first vertical rod 15, the climbing rod 16 and the second vertical rod 17 are respectively provided with a first cavity 20, a second cavity 21 and a third cavity 24 inside, the second cavity 21 is communicated with a suction hole 22 formed on the surface of the climbing rod 16, during the use process, when the external environment is relatively humid, a user can start an air suction device such as a fan or an air pump connected with the suction pipe 19, the inside of the connecting pipe 18 is in a negative pressure state by the operation of the device, so the inside of the first cavity 20 and the second cavity 21 is also in a negative pressure state, so the internal air of the center pillar body 1 can be sucked into each cavity through the suction hole 22 and discharged through the connecting pipe 18, the third cavity 24 is provided in the second vertical rod 17, and the second vertical rod 17 is always located outside the center pillar body 1, so the inside of the third cavity 24 can be used for passing through the cable required by the operation of the device in the plant, the cable has a restraining and tidying effect, the wire holes 23 are used for the cable to pass through, and the third cavity 24 is communicated with the second cavity 21, so that the third cavity 24 can be synchronously in a negative pressure state when air suction operation is carried out, a large amount of heat generated by the high-power cable in use can be correspondingly discharged, and the purpose of heat dissipation of the cable is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a steel construction is quick locate mode center pillar structure for building, includes center pillar body (1) and foundation ditch (14), its characterized in that: the bottom of center pillar body (1) installs location structure (2), and location structure (2) include roof (3) and foundation pillar (4), the perpendicular sliding connection in middle section of foundation pillar (4) is on the diapire of center pillar body (1), and the bottom of foundation pillar (4) inlays and have ball (5), and traveller (6) are installed on the top of foundation pillar (4), and traveller (6) through the inside of the perpendicular sliding connection in center pillar body (1) of spring (7) of its top installation, traveller (6) link to each other through sleeve (8) and roof (3), and the middle section of sleeve (8) is installed in the lateral wall of center pillar body (1) through round pin axle (11) rotation, and the side surface of roof (3) is laminated with the inner wall of foundation ditch (14), the both ends of sleeve (8) sliding connection respectively have first slide bar (9) and second slide bar (10), and the end department of first slide bar (9) and second slide bar (10) articulates respectively at the surface of traveller (6) and the internal surface of roof (3), roof (3) have 4 about the central symmetry distribution of center pillar body (1), and install guide block (12) in the top inner wall of roof (3), the domatic structure of the outside slope in inner wall bottom of guide block (12), and the surface of this domatic structure is laminated mutually with the outer end of guide rod (13) to the inner welded fastening of guide rod (13) is on the lateral wall of center pillar body (1), the inside of center pillar body (1) is provided with first montant (15), and first montant (15) link to each other through climbing pole (16) and second montant (17).
2. The quick positioning type center pillar structure for the steel structure building according to claim 1, wherein: first montant (15) and second montant (17) are about the central line symmetric distribution of climbing rod (16), and climbing rod (16) horizontal sliding connection in the lateral wall of center pillar body (1) to connecting pipe (18) are installed to the bottom of first montant (15), the avris of first montant (15) passes through slide rail pole (27) sliding connection in the inside wall of center pillar body (1), horizontal distribution's screw rod (25) are installed to the bottom of second montant (17), and screw rod (25) and second montant (17) and center pillar body (1) are threaded connection, and install 2 nut (26) on screw rod (25), 2 nut (26) are located the avris of center pillar body (1) and second montant (17) respectively simultaneously.
3. The quick positioning type center pillar structure for the steel structure building as claimed in claim 2, wherein: the section of the connecting pipe (18) is of an L-shaped structure, the tail end of the connecting pipe (18) slides and is tightly attached to the suction pipe (19), the suction pipe (19) is fixed to the lower half section of the center pillar body (1), and the top end of the connecting pipe (18) is communicated with the first cavity (20).
4. The quick positioning type center pillar structure for the steel structure building as claimed in claim 3, wherein: the climbing pole is characterized in that the first cavity (20) is arranged in the first vertical rod (15), the side of the first cavity (20) is communicated with the second cavity (21), the second cavity (21) is arranged in the climbing pole (16), and meanwhile the second cavity (21) is communicated with the suction hole (22) formed in the surface of the climbing pole (16).
5. The quick positioning type center pillar structure for the steel structure building as claimed in claim 4, wherein: the right end of the second cavity (21) is communicated with the third cavity (24), and the third cavity (24) is arranged in the second vertical rod (17).
6. The quick positioning type center pillar structure for the steel structure building according to claim 5, wherein: the top end of the third cavity (24) penetrates through the top end of the second vertical rod (17), and the third cavity (24) is communicated with a line hole (23) formed in the outer side wall of the second vertical rod (17).
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| CN202010630869.XA CN111764511B (en) | 2020-07-03 | 2020-07-03 | Quick locate mode center pillar structure for steel construction building |
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| CN202010630869.XA CN111764511B (en) | 2020-07-03 | 2020-07-03 | Quick locate mode center pillar structure for steel construction building |
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| CN111764511B true CN111764511B (en) | 2021-06-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000178972A (en) * | 1998-12-14 | 2000-06-27 | Tenox Corp | Positioning construction method for permanent structural column |
| CN2630315Y (en) * | 2003-03-16 | 2004-08-04 | 萧守让 | Suspension rotary-expanding shaping machine |
| CN208815526U (en) * | 2018-08-17 | 2019-05-03 | 天津浮斯特吊装工程有限公司 | A kind of auxiliary locator lifting steel reinforcement cage |
| CN209703496U (en) * | 2019-01-09 | 2019-11-29 | 中国水电基础局有限公司 | A kind of self-opening type machinery anchor pole |
| CN209975529U (en) * | 2019-04-18 | 2020-01-21 | 深圳市简驿投资控股有限公司 | Spacing deviation correcting device is used fixedly in pile foundation installation |
| CN210164491U (en) * | 2019-05-28 | 2020-03-20 | 田军光 | A tunnel face consolidates stock device for railway tunnel construction |
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