CN107916675B - Equipment prefabricated foundation positioning device and application method thereof - Google Patents
Equipment prefabricated foundation positioning device and application method thereof Download PDFInfo
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- CN107916675B CN107916675B CN201711241943.3A CN201711241943A CN107916675B CN 107916675 B CN107916675 B CN 107916675B CN 201711241943 A CN201711241943 A CN 201711241943A CN 107916675 B CN107916675 B CN 107916675B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
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Abstract
The invention relates to a device for positioning a prefabricated foundation of a device and a use method thereof, wherein the device for positioning the prefabricated foundation of the device comprises a bolt, four positioning piles, a prefabricated direction positioner and a base of the prefabricated foundation of the device; the outer side surface of each positioning pile is provided with an annular notch; the prefabricated direction positioner comprises a rotating part, four fixing rods and four positioning rods, and a round hole is formed in the center of the rotating part; each fixed rod and each positioning rod are alternately arranged on the outer side surface of the rotating part; the rotating part is rotationally connected with the bolt through a round hole; an inner notch is formed in one end part of the fixed rod, which is far away from the rotating part, and the inner notch can be clamped in the annular notch; one end part of the positioning rod, which is far away from the rotating part, is vertically provided with a positioning hole and a mounting pin which can pass through the positioning hole; the equipment prefabricated foundation base is internally provided with a plurality of mounting holes, the mounting holes are respectively sleeved on the mounting pins to fix the equipment prefabricated foundation base, and the equipment prefabricated foundation can be sleeved in the equipment prefabricated foundation base.
Description
Technical Field
The invention relates to a device for positioning a prefabricated foundation of equipment and a use method thereof, belonging to the technical field of building construction.
Background
Ten innovation test projects are provided in the field of power grid construction by 2016 national network companies, wherein a modularized transformer substation is an innovation mode of transformer substation construction, and the whole process from design to construction follows the management concept of standardized design, industrial processing and assembly construction. Prefabricated member technologies such as assembly type houses, enclosing walls, drainage ditches, inspection wells, gullies, cable trench cover plates and roof pressing are mature at present. However, the prefabricated foundation of the prefabricated equipment has few applications, and the prefabricated foundation of the equipment has great self weight and is difficult to be positioned and leveled on site.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the equipment prefabricated foundation positioning device which can be used for preparing the on-site in-place leveling problem of the equipment prefabricated foundation in advance and can be reused.
The technical scheme of the invention is as follows:
the equipment prefabricated foundation positioning device comprises a bolt, four positioning piles, a prefabricated direction positioner and an equipment prefabricated foundation base; each positioning pile is arranged around the bolt by taking the bolt as the center of a circle, the central angle formed by two adjacent positioning piles is 90 degrees, and the outer side surface of each positioning pile is provided with an annular notch; the prefabricated direction positioner comprises a rotating part, four fixing rods and four positioning rods, and a round hole penetrating through the upper end face and the lower end face of the rotating part is formed in the center of the rotating part; each fixed rod and each positioning rod are alternately and horizontally arranged on the outer side surface of the rotating part in a shape of a Chinese character 'mi'; the rotating part is rotationally connected with the bolt through the round hole; an inner notch is formed in the end portion, away from the rotating portion, of the fixing rod in the horizontal direction, and the inner notch can be clamped in the annular notch; a positioning hole is vertically formed in one end part of the positioning rod, which is far away from the rotating part, and a mounting pin capable of penetrating through the positioning hole is also arranged; the prefabricated foundation base of the equipment is a square groove frame, the inside of the prefabricated foundation base of the equipment is used for pouring concrete, mounting holes are formed in the end parts of four corners, the mounting holes are respectively sleeved on the mounting pins passing through the positioning holes, the prefabricated foundation base of the equipment is fixed, and the prefabricated foundation of the equipment can be sleeved in the prefabricated foundation base of the equipment.
Further, the equipment prefabricated foundation base consists of four connectors and a plurality of baffles; the connector is a right-angle square tube, the mounting hole is arranged at the right-angle part of the connector, and the connector is rotationally connected with the mounting pin through the mounting hole; both ends of the baffle plate can be sleeved into the two straight edge parts of the joint; the baffle is characterized in that first pin holes are formed in two end parts of the baffle, second pin holes matched with the first pin holes are formed in side walls of two right-angle parts of the joint, and nuts can be screwed on the baffle after the bolts penetrate through the first pin holes and the second pin holes.
Further, the positioning rod comprises a sleeve and a threaded rod; one end of the sleeve is fixed on the rotating part, and the inner side wall of the sleeve is provided with an internal thread; the positioning hole is formed in the other end part of the threaded rod; an external thread is arranged on the outer wall of one end part of the threaded rod, and the threaded rod can be sleeved into the sleeve and is in threaded connection with the sleeve.
Further, the baffle comprises a left baffle, a plurality of connecting plates and a right baffle; the first pin holes are respectively arranged on the left baffle plate and the right baffle plate; the connection plates have different length dimensions; the left baffle, the connecting plates and the right baffle are all provided with locking devices, and the left baffle, the connecting plates and the right baffle can be spliced into a whole in sequence through the locking devices.
Further, the locking device comprises a male buckle and a female buckle which are outwards protruded and inwards recessed; the left baffle one end is equipped with the pin thread, the both ends of connecting plate are equipped with respectively the pin thread with the box, the one end of right baffle is equipped with the box.
Further, one end face of the left baffle plate provided with the male buckle is a stepped face; the two end surfaces of the connecting plate, provided with the male buckle and the female buckle, are both stepped surfaces; and one end surface of the right baffle, provided with the female buckle, is a stepped surface.
The invention also relates to a use method of the equipment prefabricated foundation positioning device, which comprises the following steps:
step one: digging a foundation pit; digging a foundation pit according to the size of the equipment prefabricated foundation;
step two: positioning a foundation center; taking the prefabricated foundation axis of the equipment as a reference, respectively defining a foundation center position O point and four direction point positions at the pit bottom through a lifting hammer in the crossing position and the extension direction, nailing the bolt at the O point, and fixing the positioning pile at the four direction point positions;
step three: adjusting a prefabricated direction positioner; the length of the positioning rod is respectively determined according to the diagonal length of the equipment prefabrication foundation; rotating the threaded rods to enable the length of each positioning rod to be close to the determined length, and enabling the positioning holes to be in vertical orientation;
step four: positioning the direction; inserting the round holes of the rotating parts into the through holes of the bolts in an aligning way, rotating the rotating parts to enable the inner notches of the four fixing rods to be clamped into the annular notch of each positioning pile, then nailing the four mounting pins into the bottom of the foundation pit from each positioning hole, and then taking out the bolts, the prefabricated direction positioners and each positioning pile;
step five: installing equipment prefabricating a foundation base; after the bolts, the prefabricated direction positioners and the positioning piles are taken out, only each mounting pin is left at the bottom of the foundation pit, the mounting holes on the joints are aligned with the mounting pins, then the mounting holes are punched and inserted into the foundation pit, then each left baffle plate and each right baffle plate are sleeved into each joint respectively, and nuts are screwed on the left baffle plates and the right baffle plates after bolts pass through the first pin holes and the second pin holes, so that the left baffle plates and the right baffle plates are fixed; the left baffle plate and the right baffle plate on the same side are spliced into a whole through a locking device and a plurality of connecting plates with different sizes, and nuts are sleeved on the mounting pins and screwed to fix the joints;
step six: pouring a concrete cushion layer; the method comprises the steps of determining the top elevation of a foundation bottom cushion layer through elevation measurement, scanning an upper elevation line of the cushion layer on a prefabricated foundation base of equipment through an infrared instrument, pouring C15 concrete in the prefabricated foundation base of equipment to the elevation line, and leveling the surface to obtain a concrete cushion layer;
step seven: prefabricating a foundation by hoisting equipment; after the concrete cushion layer is solidified, carrying out mortar leveling on the surface of the concrete cushion layer; hoisting the equipment prefabricated foundation above the equipment prefabricated foundation base, clamping the lower end of the equipment prefabricated foundation into the equipment prefabricated foundation base, and laying the lower end of the equipment prefabricated foundation on a concrete cushion layer; and finally, the equipment prefabricated foundation base and the mounting pins are disassembled and taken out.
The invention has the following beneficial effects:
1. the accurate installation position of the equipment prefabricated foundation base is determined through the prefabricated direction positioner, the accurate concrete cushion is obtained, the equipment prefabricated foundation is installed by clamping the equipment prefabricated foundation into the equipment prefabricated foundation base and placing the equipment prefabricated foundation on the concrete cushion, the steps are simple, and the problems of site positioning and leveling of the equipment prefabricated foundation are solved.
2. The bolt, the prefabricated direction locator and the prefabricated foundation base in the prefabricated foundation locator can be taken out for reuse after the prefabricated foundation is installed, so that the cost is saved.
3. The positioning rod with changeable length and the baffle plate which can be spliced are arranged, so that the device is suitable for equipment prefabrication foundations with various sizes.
Drawings
FIG. 1 is a schematic view of the installation of the present invention;
FIG. 2 is an elevation view of the foundation pit after positioning of the pins and spuds;
FIG. 3 is a schematic view of the structure of the latch and the spud;
FIG. 4 is a schematic view of a construction of a prefabricated directional positioner;
FIG. 5 is a schematic view of the structure of the inner notch after being clamped with the annular notch;
FIG. 6 is a schematic view of the structure of the positioning rod;
FIG. 7 is a schematic diagram of the structure of a prefabricated foundation of the apparatus;
FIG. 8 is a schematic structural view of a joint;
FIG. 9 is a schematic view of a baffle plate;
FIG. 10 is an exploded view of the baffle;
FIG. 11 is a schematic view of the structure at the right baffle step surface;
FIG. 12 is a schematic structural view of a connection plate;
fig. 13 is an elevation view of the foundation pit after installation of the foundation base of the prefabricated equipment.
The reference numerals in the drawings are as follows:
1. a plug pin; 10. prefabricating a foundation for equipment; 11. positioning piles; 111. an annular notch; 2. a direction locator; 21. a rotating part; 211. a round hole; 22. a fixed rod; 221. an inner recess; 23. a positioning rod; 230. positioning holes; 231. a sleeve; 232. a threaded rod; 24. a mounting pin; 3. a device prefabricated foundation base; 30. a mounting hole; 31. a joint; 311. a second pin hole; 32. a baffle; 320. a first pin hole; 321. a left baffle; 322. a connecting plate; 323. a right baffle; 41. a male buckle; 42. a female buckle; 5. a foundation pit; 6. and a concrete cushion layer.
Detailed Description
The invention will now be described in detail with reference to the drawings and to specific embodiments.
Referring to fig. 1 to 13, an apparatus pre-fabricated foundation positioning device includes a latch 1, four positioning piles 11, a pre-fabricated direction positioner 2, and an apparatus pre-fabricated foundation base 3; each positioning pile 11 is arranged around the bolt 1 by taking the bolt 1 as a circle center, a central angle formed by two adjacent positioning piles 11 is 90 degrees, and an annular notch 111 is formed in the outer side surface of each positioning pile 11; the prefabricated direction positioner 2 comprises a rotating part 21, four fixing rods 22 and four positioning rods 23, and a round hole 211 penetrating through the upper end face and the lower end face of the rotating part 21 is formed in the center of the rotating part 21; each of the fixing rods 22 and each of the positioning rods 23 are alternately and horizontally arranged in a "rice" shape on the outer side surface of the rotating portion 21; the rotating part 21 is rotatably connected with the bolt 1 through the round hole 211; an inner notch 221 is provided at an end of the fixed rod 22 away from the rotating part 21 in the horizontal direction, and the inner notch 221 can be clamped in the annular notch 111; a positioning hole 230 is vertically formed at one end of the positioning rod 23 far away from the rotating part 21, and a mounting pin 24 capable of passing through the positioning hole 230 is also arranged; the prefabricated foundation base 3 of the equipment is a square groove frame, the inside of the prefabricated foundation base is used for pouring concrete, the four corner ends are provided with mounting holes 30, the mounting holes 30 are respectively sleeved on the mounting pins 24 passing through the positioning holes 230, so that the prefabricated foundation base 3 of the equipment is fixed, and the prefabricated foundation 10 of the equipment can be sleeved in the prefabricated foundation base 3 of the equipment.
Further, the equipment prefabricated foundation base 3 consists of four connectors 31 and a plurality of baffles 32; the joint 31 is a right-angle square tube, the mounting hole 30 is provided at the right-angle part of the joint 31, and the joint 31 is rotatably connected with the mounting pin 24 through the mounting hole 30; both ends of the baffle 32 can be sleeved into both straight edge parts of the joint 31; first pinhole 320 has been seted up at baffle 32 both ends portion, joint 31 two right angle portion lateral walls have been seted up with second pinhole 311 that first pinhole 320 matches, pass through the bolt first pinhole 320 with the nut is screwed on after the second pinhole 311 can be fixed in baffle 32 joint 31.
Further, the positioning rod 23 includes a sleeve 231 and a threaded rod 232; one end of the sleeve 231 is fixed on the rotating part 21, and an inner thread is arranged on the inner side wall of the sleeve; the positioning hole 230 is formed at the other end of the threaded rod 232; an external thread is provided on an outer wall of one end of the threaded rod 232, which is sleeved into the sleeve 231 and is in threaded connection with the sleeve 231.
Further, the baffle 32 includes a left baffle 321, a plurality of connection plates 322, and a right baffle 323; the first pin holes 320 are respectively formed on the left baffle 321 and the right baffle 323; the connection plates 322 have different length dimensions; the left baffle 321, the connecting plates 322 and the right baffle 323 are respectively provided with a locking device, and the left baffle 321, the connecting plates 322 and the right baffle 323 can be spliced into a whole in sequence through the locking devices.
Further, the locking device comprises a male buckle 41 which is convex and a female buckle 42 which is concave; the male buckle 41 is arranged at one end of the left baffle 321, the male buckle 41 and the female buckle 42 are respectively arranged at two ends of the connecting plate 322, and the female buckle 42 is arranged at one end of the right baffle 323.
Further, one end surface of the left baffle 321 provided with the pin 41 is a stepped surface; both end surfaces of the connecting plate 322 provided with the male buckle 41 and the female buckle 42 are stepped surfaces; the right baffle 323 is provided with a step surface at one end surface of the female buckle 42, and the step surface can effectively prevent leakage during concrete filling.
The invention also relates to a use method of the equipment prefabricated foundation positioning device, which comprises the following steps:
step one: digging a foundation pit 5; digging out a foundation pit 5 according to the size of the equipment prefabricated foundation 10;
step two: positioning a foundation center; taking the axis of the equipment prefabricated foundation 10 as a reference, respectively defining a foundation center position O point and four direction point positions at the pit bottom through a lifting hammer in the crossing position and the extension direction, nailing the bolt 1 at the O point, and fixing the positioning pile 11 at the four direction point positions;
step three: adjusting the prefabricated direction positioner 2; determining the length of the positioning rod 23 according to the diagonal length of the equipment prefabrication foundation 10; rotating the threaded rod 232 to bring the length of each positioning rod 23 to approximately a certain length and to place the positioning holes 230 in a vertical orientation;
step four: positioning the direction; inserting the round hole 211 of the rotating part 21 in alignment with the through hole of the bolt 1, rotating the rotating part 21 to clamp the inner notches 221 of the four fixing rods 22 into the annular notch 111 of each positioning pile 11, then driving the four mounting pins 24 into the bottom of the foundation pit 5 from each positioning hole 230, and then taking out the bolt 1, the prefabricated direction positioner 2 and each positioning pile 11;
step five: a prefabricated foundation base 3 of the installation equipment; after the bolt 1, the prefabricated direction positioner 2 and each positioning pile 11 are taken out, only each mounting pin 24 is left at the bottom of the foundation pit 5, the mounting hole 30 on each joint 31 is aligned with the mounting pin 24, then the mounting hole is perforated and inserted into the bottom of the foundation pit 5, then each left baffle 321 and each right baffle 323 are respectively sleeved into each joint 31, and each left baffle 321 and each right baffle 323 are fixed by screwing nuts after bolts pass through the first pin holes 320 and the second pin holes 311; the left baffle 321 and the right baffle 323 on the same side are spliced into a whole through a locking device and a plurality of connecting plates 322 with different sizes, and nuts are sleeved on the mounting pins 24 and screwed tightly to fix the joints 31;
step six: pouring a concrete cushion layer 6; the top elevation of the foundation bottom cushion layer is determined through elevation measurement, an infrared instrument is used for scanning an upper elevation line of the cushion layer on the equipment prefabricated foundation base 3, then C15 concrete is poured into the equipment prefabricated foundation base 3 until the elevation line is reached, and the surface is leveled to obtain a concrete cushion layer 6;
step seven: prefabricating a foundation 10 by hoisting equipment; after the concrete cushion 6 is solidified, mortar leveling is carried out on the surface of the concrete cushion 6; hoisting the equipment prefabricated foundation 10 above the equipment prefabricated foundation base 3, clamping the lower end of the equipment prefabricated foundation 10 into the equipment prefabricated foundation base 3, and laying the lower end on the concrete cushion layer 6; finally, the prefabricated foundation base 3 of the equipment and the mounting pins 24 are removed and extracted.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (3)
1. The application method of the equipment prefabricated foundation positioning device is characterized in that the equipment prefabricated foundation positioning device comprises a bolt (1), four positioning piles (11), a prefabricated direction positioner (2) and an equipment prefabricated foundation base (3); each positioning pile (11) is arranged around the bolt (1) by taking the bolt (1) as a circle center, a circle center angle formed by two adjacent positioning piles (11) is 90 degrees, and an annular notch (111) is formed in the outer side surface of each positioning pile (11); the prefabricated direction positioner (2) comprises a rotating part (21), four fixing rods (22) and four positioning rods (23), and a round hole (211) penetrating through the upper end face and the lower end face of the rotating part (21) is formed in the center of the rotating part (21); each fixed rod (22) and each positioning rod (23) are alternately and horizontally arranged on the outer side surface of the rotating part (21) in a shape of a Chinese character 'mi'; the rotating part (21) is rotationally connected with the bolt (1) through the round hole (211); an inner notch (221) is arranged at one end part of the fixed rod (22) far away from the rotating part (21) in the horizontal direction, and the inner notch (221) can be clamped in the annular notch (111); a positioning hole (230) is vertically formed in one end part of the positioning rod (23) far away from the rotating part (21), and a mounting pin (24) capable of penetrating through the positioning hole (230) is also arranged; the equipment prefabricated foundation base (3) is a square groove frame, concrete is poured in the equipment prefabricated foundation base, mounting holes (30) are formed in four corner ends of the equipment prefabricated foundation base, the mounting holes (30) are respectively sleeved on the mounting pins (24) penetrating through the positioning holes (230), the equipment prefabricated foundation base (3) is fixed, and the equipment prefabricated foundation (10) can be sleeved in the equipment prefabricated foundation base (3); the equipment prefabricated foundation base (3) consists of four connectors (31) and a plurality of baffles (32); the connector (31) is a right-angle square tube, the mounting hole (30) is arranged at the right-angle part of the connector (31), and the connector (31) is rotationally connected with the mounting pin (24) through the mounting hole (30); both ends of the baffle (32) can be sleeved into the two straight edge parts of the joint (31); a first pin hole (320) is formed at two end parts of the baffle plate (32), a second pin hole (311) matched with the first pin hole (320) is formed on the side wall of the two right-angle parts of the joint (31), and the baffle plate (32) can be fixed in the joint (31) by screwing nuts after bolts pass through the first pin hole (320) and the second pin hole (311); the positioning rod (23) comprises a sleeve (231) and a threaded rod (232); one end of the sleeve (231) is fixed on the rotating part (21), and the inner side wall of the sleeve is provided with an internal thread; the positioning hole (230) is formed in the other end part of the threaded rod (232); an external thread is arranged on the outer wall of one end part of the threaded rod (232), and the threaded rod can be sleeved into the sleeve (231) and is in threaded connection with the sleeve (231); the baffle plate (32) comprises a left baffle plate (321), a plurality of connecting plates (322) and a right baffle plate (323); the first pin holes (320) are respectively arranged on the left baffle plate (321) and the right baffle plate (323); -the connection plates (322) have different length dimensions; the left baffle plate (321), the connecting plates (322) and the right baffle plate (323) are respectively provided with a locking device, and the left baffle plate (321), the plurality of connecting plates (322) and the right baffle plate (323) can be spliced into a whole in sequence through the locking devices;
the using method comprises the following steps:
step one: excavating a foundation pit (5); digging a foundation pit (5) according to the size of the equipment prefabricated foundation (10);
step two: positioning a foundation center; taking the axis of the equipment prefabricated foundation (10) as a reference, respectively defining a foundation center position O point and four direction point positions at the pit bottom through a lifting hammer in the crossing position and the extension direction, nailing the bolt (1) at the O point, and fixing the positioning pile (11) at the four direction point positions;
step three: adjusting the prefabricated direction positioner (2); determining the length of the positioning rod (23) according to the diagonal length of the equipment prefabricated foundation (10); rotating the threaded rod (232) to bring the length of each positioning rod (23) to approximately a determined length and to place the positioning holes (230) in a vertical orientation;
step four: positioning the direction; the round hole (211) of the rotating part (21) is aligned with the through hole of the bolt (1) to be inserted, the rotating part (21) is rotated, the inner notches (221) of the four fixing rods (22) are clamped into the annular notch (111) of each positioning pile (11), then four mounting pins (24) are nailed into the bottom of the foundation pit (5) from each positioning hole (230), and then the bolt (1), the prefabricated direction positioner (2) and each positioning pile (11) are taken out;
step five: a prefabricated foundation base (3) of the installation equipment; after the bolt (1), the prefabricated direction positioner (2) and the positioning piles (11) are taken out, only each mounting pin (24) is left at the bottom of the foundation pit (5), the mounting hole (30) on each joint (31) is aligned with the mounting pin (24) and then is inserted into the bottom of the foundation pit (5), each left baffle plate (321) and each right baffle plate (323) are sleeved into each joint (31) respectively, and nuts are screwed after bolts pass through the first pin holes (320) and the second pin holes (311) to fix each left baffle plate (321) and each right baffle plate (323); the left baffle plate (321) and the right baffle plate (323) which are on the same side are spliced into a whole through a locking device and a plurality of connecting plates (322) with different sizes, and nuts are sleeved on the mounting pins (24) and screwed, so that the connectors (31) are fixed;
step six: pouring a concrete cushion layer (6); the top elevation of the foundation bottom cushion layer is determined through elevation measurement, an infrared instrument is used for scanning an upper elevation line of the cushion layer on the equipment prefabricated foundation base (3), then C15 concrete is poured into the equipment prefabricated foundation base (3) until the elevation line is reached, and the surface is leveled to obtain a concrete cushion layer (6);
step seven: a hoisting device prefabricated foundation (10); after the concrete cushion layer (6) is solidified, mortar leveling is carried out on the surface of the concrete cushion layer (6); hoisting an equipment prefabricated foundation (10) above the equipment prefabricated foundation base (3), clamping the lower end of the equipment prefabricated foundation (10) into the equipment prefabricated foundation base (3), and laying the lower end on a concrete cushion layer (6); finally, the prefabricated foundation base (3) of the equipment and the mounting pin (24) are disassembled and taken out.
2. The method of using a prefabricated base positioning device for equipment according to claim 1, wherein: the locking device comprises a male buckle (41) which is convex and a female buckle (42) which is concave; one end of the left baffle plate (321) is provided with a male buckle (41), two ends of the connecting plate (322) are respectively provided with the male buckle (41) and a female buckle (42), and one end of the right baffle plate (323) is provided with the female buckle (42).
3. The method of using a prefabricated base positioning device for equipment according to claim 2, wherein: one end surface of the left baffle plate (321) provided with the male buckle (41) is a step surface; both end surfaces of the connecting plate (322) provided with the male buckle (41) and the female buckle (42) are stepped surfaces; one end surface of the right baffle (323) provided with the female buckle (42) is a step surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711241943.3A CN107916675B (en) | 2017-11-30 | 2017-11-30 | Equipment prefabricated foundation positioning device and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711241943.3A CN107916675B (en) | 2017-11-30 | 2017-11-30 | Equipment prefabricated foundation positioning device and application method thereof |
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| CN107916675A CN107916675A (en) | 2018-04-17 |
| CN107916675B true CN107916675B (en) | 2023-05-02 |
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| CN201711241943.3A Active CN107916675B (en) | 2017-11-30 | 2017-11-30 | Equipment prefabricated foundation positioning device and application method thereof |
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| CN108951691A (en) * | 2018-06-24 | 2018-12-07 | 国网湖北省电力有限公司咸宁供电公司 | The localization method of embedded prefabricated foundation |
| CN110718864A (en) * | 2019-08-29 | 2020-01-21 | 上海宝冶冶金工程有限公司 | Method for mounting base of electric panel cabinet |
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| CN106436739A (en) * | 2016-08-26 | 2017-02-22 | 江苏铭远杆塔有限公司 | Underground prefabricated foundation of communication tower and mounting method of underground prefabricated foundation |
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