CN107916675B - An equipment prefabricated foundation positioning device and its use method - Google Patents

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

An equipment prefabricated foundation positioning device and its use method

technical field

The invention relates to an equipment prefabricated foundation positioning device and a using method thereof, belonging to the technical field of building construction.

Background technique

In 2016, the State Grid Corporation proposed ten innovative pilot projects in the field of power grid construction. Among them, modular substation is an innovative mode of substation construction. From design to construction, the whole process will follow "standardized design, factory processing, and assembly construction". management philosophy. At present, prefabricated parts such as prefabricated houses, walls, drainage ditches, inspection wells, rainwater outlets, cable trench covers, and roofing have matured. However, the prefabricated foundation of prefabricated equipment is rarely used. The reason is that the prefabricated foundation of equipment is self-heavy, and it is difficult to place and level it on site.

Contents of the invention

In order to solve the above-mentioned problems in the prior art, the present invention provides a device prefabricated foundation positioning device, which can prepare in advance the on-site leveling of the equipment prefabricated foundation, and can be used repeatedly.

Technical scheme of the present invention is as follows:

An equipment prefabricated foundation positioning device, including a bolt, four positioning piles, a prefabricated direction locator and a prefabricated equipment foundation base; each of the positioning piles is arranged around the bolt with the bolt as the center of a circle, and two adjacent positioning piles The central angle formed by the pile is 90°, and the outer surface of the positioning pile is provided with an annular notch; the prefabricated direction locator includes a rotating part, four fixing rods and four positioning rods, and the center of the rotating part is provided with a The circular holes that run through the upper and lower end surfaces of the rotating part; the fixing rods and the positioning rods are arranged alternately and horizontally in the shape of a "meter" on the outer surface of the rotating part; the rotating parts pass through the circular holes It is rotatably connected with the latch; the end of the fixed rod away from the rotating part is provided with an inner notch in the horizontal direction, and the inner notch can be snapped into the annular notch; the positioning rod is far away from the One end of the rotating part is vertically provided with a positioning hole, and a mounting pin that can pass through the positioning hole is also provided; the prefabricated foundation base of the equipment is a square frame, the inside of which is used for pouring concrete, and the four corners are opened. There are installation holes, and each of the installation holes is respectively set on each of the installation pins passing through the positioning holes, so as to fix the base of the prefabricated equipment, and the prefabricated equipment can be set on the prefabricated equipment in the foundation base.

Further, the prefabricated base of the equipment is composed of four joints and a plurality of baffles; the joints are right-angled square tubes, the installation holes are set at the right angles of the joints, and the joints are connected to the joints through the installation holes. The mounting pins are rotatably connected; both ends of the baffle can be sleeved into the two straight sides of the joint; the two ends of the baffle are provided with first pin holes, and the side walls of the two right-angled parts of the joint A second pin hole matching the first pin hole is opened on the top, and the baffle plate can be fixed in the joint by screwing on a nut after the bolt passes through the first pin hole and the second pin hole .

Further, the positioning rod includes a sleeve and a threaded rod; one end of the sleeve is fixed on the rotating part, and an internal thread is provided on the inner side wall; the positioning hole is opened at the other end of the threaded rod part; the outer wall of one end of the threaded rod is provided with an external thread, which can be inserted into the sleeve and threadedly connected with the sleeve.

Further, the baffle includes a left baffle, a plurality of connecting plates and a right baffle; the first pin holes are respectively provided on the left baffle and the right baffle; the connecting plates have different lengths; the The left baffle, the connecting plate and the right baffle are all provided with a locking device, and the left baffle, the plurality of connecting plates and the right baffle can be sequentially spliced into one body through the locking device .

Further, the locking device includes a male buckle that is convex and a female buckle that is concave; one end of the left baffle is provided with the male buckle, and the two ends of the connecting plate are respectively provided with the male buckle and the female buckle. As for the female buckle, one end of the right baffle is provided with the female buckle.

Further, one end surface of the left baffle provided with the male buckle is a stepped surface; both ends of the connecting plate provided with the male buckle and the female buckle are stepped surfaces; the right baffle One end face provided with the female buckle is a stepped face.

The present invention also relates to a method for using an equipment prefabricated foundation positioning device, comprising the following steps:

Step 1: Excavation of the foundation pit; excavate the foundation pit according to the size of the prefabricated foundation of the equipment;

Step 2: Position the foundation center; take the equipment prefabricated foundation axis as the reference, set the foundation center position O point and the four direction points at the bottom of the pit with the pendant hammer at the intersection and extension direction respectively, and nail the O point at the O point. The latch is used to fix the positioning pile at points in four directions;

Step 3: Adjust the prefabricated direction locator; determine the length of the positioning rods according to the diagonal length of the equipment prefabricated foundation; turn the threaded rod to make the length of each positioning rod close to the determined length, and make the positioning holes in the vertical orientation;

Step 4: Orientation positioning; align the round hole of the rotating part with the bolt and insert it into the hole, rotate the rotating part so that the inner notches of the four fixing rods are snapped into the annular notches of each of the positioning piles, and then Nail the four installation pins into the bottom of the foundation pit from each of the positioning holes, and then take out the pins, prefabricated direction locators and each positioning pile;

Step 5: Install the prefabricated foundation base of the equipment; after taking out the pins, prefabricated direction locators and each positioning pile, only the installation pins are left at the bottom of the foundation pit, align the installation holes on the joints with the installation pins and insert them placed at the bottom of the foundation pit, and then each of the left baffles and each of the right baffles are respectively inserted into each of the joints and bolted through the first pin hole and the second pin hole and then screwed on Nuts fix each of the left baffles and each of the right baffles; the left baffles and the right baffles on the same side are spliced into one body through a locking device and a plurality of connecting plates of different sizes, and then Set the nuts on each of the mounting pins and tighten them to fix each of the joints;

Step 6: Pour the concrete cushion; determine the top elevation of the cushion on the bottom surface of the foundation by measuring the elevation, and scan the upper elevation line of the cushion on the prefabricated foundation base of the equipment through an infrared device, and then place it in the prefabricated foundation base of the equipment Pour C15 concrete to the elevation line and level the surface to obtain a concrete cushion;

Step 7: Hoist the prefabricated foundation of the equipment; after the concrete cushion is solidified, level the surface of the concrete cushion with mortar; then hoist the prefabricated foundation of the equipment above the prefabricated foundation base of the equipment, and then snap the lower end of the prefabricated foundation of the equipment into the The equipment is placed in the prefabricated foundation base and placed on the concrete pad; finally, the equipment prefabricated foundation base and the installation pins are disassembled and taken out.

The present invention has following beneficial effects:

1. Determine the precise installation position of the equipment prefabricated foundation base through the prefabricated direction locator, and obtain an accurate concrete cushion. To install the equipment prefabricated foundation, you only need to snap the equipment prefabricated foundation into the equipment prefabricated foundation base and place it on the concrete cushion. , the steps are simple, and the problem of on-site positioning and leveling of the prefabricated foundation of the equipment is solved.

2. The pins, prefabricated direction locator and equipment prefabricated foundation base in the prefabricated foundation locator of this equipment can be taken out and used again after the equipment prefabricated foundation is installed, which saves costs.

3. It is equipped with a variable length positioning rod and a splicable baffle, which is suitable for various sizes of equipment prefabricated foundations.

Description of drawings

Fig. 1 is the schematic diagram of the installation of the present invention;

Fig. 2 is the elevation of the foundation pit after the positioning of the bolt and the positioning pile;

Fig. 3 is the structural representation of latch and positioning pile;

Fig. 4 is the structural representation of prefabricated direction locator;

Fig. 5 is a schematic diagram of the structure after the inner notch and the annular notch are clamped;

Fig. 6 is the structural representation of positioning bar;

Figure 7 is a schematic diagram of the structure of the prefabricated foundation base of the equipment;

Fig. 8 is the structural representation of joint;

Figure 9 is a schematic structural view of the baffle;

Figure 10 is an exploded view of the baffle;

Fig. 11 is a structural schematic diagram at the stepped surface of the right baffle;

Fig. 12 is the structural representation of connection board;

Fig. 13 is an elevation view of the foundation pit after the foundation base of the prefabricated equipment is installed.

The reference signs in the figure represent:

1. Pin; 10. Equipment prefabricated foundation; 11. Positioning pile; 111. Annular notch; 2. Direction locator; 21. Rotating part; 211. Round hole; 22. Fixed rod; 221. Inner notch; 23. Positioning rod; 230, positioning hole; 231, casing; 232, threaded rod; 24, mounting pin; 3, equipment prefabricated foundation base; 30, mounting hole; 31, joint; 311, second pin hole; 32, baffle plate 320, the first pin hole; 321, the left baffle; 322, the connecting plate; 323, the right baffle; 41, the male button; 42, the female button; 5, the foundation pit; 6, the concrete cushion.

Detailed ways

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to Fig. 1 to Fig. 13, an equipment prefabricated foundation positioning device includes a bolt 1, four positioning piles 11, a prefabricated direction locator 2 and an equipment prefabricated foundation base 3; each of the positioning piles 11 takes the bolt 1 as the center of circle Arranged around the bolt 1, the central angle formed by two adjacent positioning piles 11 is 90°, and the outer surface of the positioning piles 11 is provided with an annular notch 111; the prefabricated direction locator 2 includes a rotating part 21 , four fixed rods 22 and four positioning rods 23, the center of the rotating part 21 is provided with a circular hole 211 that runs through the upper and lower end faces of the rotating part 21; The "m" shape is alternately arranged horizontally on the outer surface of the rotating part 21; the rotating part 21 is rotatably connected to the latch 1 through the round hole 211; The inner notch 221 is arranged on the horizontal direction, and the inner notch 221 can be snapped into the annular notch 111; the end of the positioning rod 23 away from the rotating part 21 is vertically provided with a positioning hole. 230, is also provided with a mounting pin 24 that can pass through the positioning hole 230; the prefabricated foundation base 3 of the equipment is a square box frame, the inside of which is used for pouring concrete, and the four corner ends are provided with mounting holes 30, and each of the The installation holes 30 are set respectively on the installation pins 24 passing through the positioning holes 230, so as to fix the prefabricated equipment foundation base 3, and the equipment prefabricated foundation 10 can be sleeved on the equipment prefabricated foundation base within 3.

Further, the prefabricated foundation base 3 of the equipment is composed of four joints 31 and a plurality of baffles 32; the joints 31 are right-angled square pipes, and the installation holes 30 are arranged at the right-angle parts of the joints 31, and the joints 31 is rotationally connected with the installation pin 24 through the installation hole 30; both ends of the baffle 32 can be sleeved into the two straight sides of the joint 31; A pin hole 320, a second pin hole 311 matching the first pin hole 320 is opened on the side walls of the two right-angle parts of the joint 31, and a bolt passes through the first pin hole 320 and the second pin A nut is screwed on the hole 311 to fix the baffle 32 in the 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 internal thread is provided on its inner side wall; the positioning hole 230 is set in the The other end of the threaded rod 232; the outer wall of one end of the threaded rod 232 is provided with an external thread, which can be sleeved into the sleeve 231 and threaded with the sleeve 231.

Further, the baffle plate 32 includes 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 connecting plate 322 have different lengths; the left baffle 321, the connecting plate 322 and the right baffle 323 are all provided with locking devices, the left baffle 321, the plurality of connecting plates 322 and the The right baffle 323 can be sequentially spliced into one body through a locking device.

Further, the locking device includes a male buckle 41 which is protruding and a female buckle 42 which is concave; The male buckle 41 and the female buckle 42 are provided with the female buckle 42 at one end of the right baffle 323 .

Further, one end surface of the left baffle 321 provided with the male buckle 41 is a stepped surface; both ends 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 box snap 42 is a stepped surface, and the stepped surface can effectively prevent leakage during concrete pouring.

The present invention also relates to a method for using an equipment prefabricated foundation positioning device, comprising the following steps:

Step 1: Excavating the foundation pit 5; digging out the foundation pit 5 according to the size of the equipment prefabricated foundation 10;

Step 2: Position the foundation center; take the 10-axis axis of the prefabricated foundation as the reference, and use the hanging hammer to determine the foundation center position O and the four directions at the bottom of the pit at the intersection and extension direction respectively, and nail all the points at O. The latch 1 is used to fix the positioning pile 11 at points in four directions;

Step 3: adjust the prefabricated direction locator 2; respectively determine the lengths of the positioning rods 23 according to the diagonal length of the equipment prefabricated foundation 10; The positioning hole 230 is in a vertical orientation;

Step 4: Direction positioning; align the round hole 211 of the rotating part 21 with the bolt 1 and insert it into the hole, and rotate the rotating part 21 so that the inner notches 221 of the four fixing rods 22 snap into each of the positioning piles 11 in the annular notch 111, then four mounting pins 24 are nailed into the bottom of the foundation pit 5 from each of the positioning holes 230, and then the latch 1, the prefabricated direction locator 2 and each positioning pile 11 are taken out;

Step 5: Install the prefabricated foundation base 3 of the equipment; after taking out the bolt 1, the prefabricated direction locator 2 and each positioning pile 11, only the installation pins 24 are left at the bottom of the foundation pit 5, and the installation holes 30 on the joints 31 are paired After aligning the mounting pins 24, they are perforated and placed at the bottom of the foundation pit 5, and then each of the left baffles 321 and each of the right baffles 323 are respectively inserted into the joints 31 and passed through the first baffles by bolts. A pin hole 320 and the second pin hole 311 are screwed with nuts to fix each of the left baffle 321 and each of the right baffle 323; the same side of the left baffle 321 and the right baffle 323 Splicing together a plurality of connecting plates 322 of different sizes through the locking device, and then putting nuts on each of the mounting pins 24 and tightening, so that each of the joints 31 is fixed;

Step 6: pouring the concrete cushion 6; determine the top elevation of the foundation bottom surface cushion through elevation measurement, scan the upper elevation line of the cushion on the prefabricated foundation base 3 of the equipment through the infrared instrument, and then prefabricate the foundation on the equipment Pour C15 concrete into the base 3 to the elevation line and level the surface to obtain a concrete cushion 6;

Step 7: Hoist the equipment prefabricated foundation 10; after the concrete cushion 6 is solidified, perform mortar leveling on the surface of the concrete cushion 6; then hoist the equipment prefabricated foundation 10 above the equipment prefabricated foundation base 3, and then place the equipment prefabricated foundation 10 The lower end of the prefabricated base 3 of the equipment is clipped into the prefabricated base 3 of the equipment, and is placed on the concrete cushion 6; finally, the prefabricated base 3 of the equipment and the installation pin 24 are disassembled and taken out.

The above is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technologies fields, all of which are equally included in the scope of patent protection of the present invention.

Claims (3)

1. A method for using a prefabricated foundation positioning device, characterized in that the prefabricated foundation positioning device includes a pin (1), four positioning piles (11), a prefabricated direction locator (2) and a prefabricated foundation base (3 ); each of the positioning piles (11) is arranged around the bolt (1) with the bolt (1) as the center of a circle, and the center angle formed by two adjacent positioning piles (11) is 90°, and the positioning The outer surface of the pile (11) is provided with an annular notch (111); the prefabricated direction locator (2) includes a rotating part (21), four fixed rods (22) and four positioning rods (23), the The center of the rotating part (21) is provided with a round hole (211) that runs through the upper and lower end surfaces of the rotating part (21); each of the fixing rods (22) and each of the positioning rods (23) alternate in the shape of a "meter" horizontally arranged on the outer surface of the rotating part (21); the rotating part (21) is connected to the bolt (1) through the round hole (211); the fixed rod (22) is far away from the One end of the rotating part (21) is provided with an inner notch (221) in the horizontal direction, and the inner notch (221) can be snapped into the annular notch (111); the positioning rod (23) A positioning hole (230) is vertically opened at one end away from the rotating part (21), and a mounting pin (24) that can pass through the positioning hole (230) is also provided; the prefabricated base of the equipment (3) It is a square trough frame, the inside of which is used for pouring concrete, and there are installation holes (30) at the ends of the four corners. the above-mentioned installation pin (24), so that the prefabricated equipment base (3) is fixed, and the prefabricated equipment base (10) can be sleeved in the prefabricated equipment base (3); the prefabricated equipment base (3) ) consists of four joints (31) and a plurality of baffles (32); the joints (31) are right-angled square tubes, and the installation holes (30) are set at the right-angle parts of the joints (31), the The joint (31) is rotationally connected with the installation pin (24) through the installation hole (30); both ends of the baffle (32) can be sleeved into the two straight sides of the joint (31); First pin holes (320) are opened at both ends of the baffle plate (32), and second pin holes matching the first pin holes (320) are opened on the side walls of the two right-angle parts of the joint (31) (311), the baffle (32) can be fixed in the joint (31) by bolts passing through the first pin hole (320) and the second pin hole (311) and then screwing on nuts; 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 internal thread is provided on its inner wall; the The positioning hole (230) is opened at the other end of the threaded rod (232); the outer wall of one end of the threaded rod (232) is provided with an external thread, which can be sleeved into the sleeve (231) and Threaded connection with the sleeve (231); the baffle (32) includes a left baffle (321), a plurality of connecting plates (322) and a right baffle (323); the first pin hole (320) respectively set on the left baffle (321) and the right baffle (323); the connecting plate (322) has different lengths; the left baffle (321), the connecting plate (322) and the The right baffle (323) is provided with a locking device, the left baffle (321), the plurality of connecting plates (322) and the right baffle (323) can be sequentially spliced into one body through the locking device ; The method of use comprises the following steps: Step 1: Excavating the foundation pit (5); excavating the foundation pit (5) according to the size of the equipment prefabricated foundation (10); Step 2: Position the center of the foundation; take the axis of the equipment prefabricated foundation (10) as the reference, use the hanging hammer to determine the center position O of the foundation and the points in four directions at the bottom of the pit at the intersection and extension direction respectively, and nail at point O insert the bolt (1), and fix the positioning pile (11) in four directions; Step 3: Adjust the prefabricated direction locator (2); determine the length of the positioning rods (23) according to the diagonal length of the equipment prefabricated foundation (10); turn the threaded rods (232) to make each positioning rod (23) The length is close to a certain length, and the positioning hole (230) is vertically oriented; Step 4: Orientation positioning; align the round hole (211) of the rotating part (21) with the pin (1) and insert it into the hole, and turn the rotating part (21) so that the inner parts of the four fixed rods (22) The notch (221) snaps into the annular notch (111) of each of the positioning piles (11), and then nails the four mounting pins (24) into the bottom of the foundation pit (5) from each of the positioning holes (230), Then take out the latch (1), the prefabricated direction locator (2) and each positioning stake (11); Step 5: Install the prefabricated foundation base (3) of the equipment; after taking out the bolt (1), the prefabricated direction locator (2) and each positioning pile (11), only the installation pins (24) are left at the bottom of the foundation pit (5), Align the installation holes (30) on the joints (31) with the installation pins (24) and insert them into the bottom of the foundation pit (5). The right baffles (323) are inserted into the joints (31) respectively, and the bolts pass through the first pin hole (320) and the second pin hole (311), and then the nuts are screwed on each of the joints. The left baffle (321) and each of the right baffles (323) are fixed; the left baffle (321) and the right baffle (323) on the same side are connected with a plurality of different sizes of the The connecting plates (322) are spliced into one body, and then the nuts are set on each of the mounting pins (24) and tightened, so that each of the joints (31) is fixed; Step 6: Pour the concrete cushion (6); determine the top elevation of the cushion on the bottom surface of the foundation by measuring the elevation, scan the upper elevation line of the cushion on the prefabricated foundation base (3) of the equipment through the infrared device, and then place the The prefabricated foundation base (3) of the above-mentioned equipment is poured with C15 concrete to the elevation line and the surface is leveled to obtain a concrete cushion (6); Step 7: Lift the prefabricated foundation (10) of the equipment; after the concrete cushion (6) is solidified, level the surface of the concrete cushion (6) with mortar; then hoist the prefabricated foundation (10) of the equipment to the prefabricated foundation base of the equipment ( 3) above, then snap the lower end of the equipment prefabricated foundation (10) into the equipment prefabricated foundation base (3), and place it on the concrete cushion (6); finally disassemble and take out the equipment prefabricated foundation base (3) ) and the mounting pin (24). 2. The method of using a device prefabricated foundation positioning device according to claim 1, characterized in that: the locking device includes a male buckle (41) that is convex and a female buckle (42) that is concave; One end of the left baffle (321) is provided with the male buckle (41), the two ends of the connecting plate (322) are respectively provided with the male buckle (41) and the female buckle (42), and the right One end of the baffle (323) is provided with the female buckle (42). 3. The method for using a device prefabricated foundation positioning device according to claim 2, characterized in that: one end surface of the left baffle (321) provided with the male buckle (41) is a stepped surface; Both ends 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 one of the female buckles (42) The end face is a stepped face.

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