CN221030214U - Supporting structure for construction engineering foundation pit - Google Patents

Abstract

The utility model relates to the field of supporting structures of foundation pits, in particular to a supporting structure for constructing a foundation pit of engineering, which solves the technical problems: after the hanging net and the anchor rod are locally removed, the supporting structure of the foundation pit of the construction engineering is used for adjusting the hanging net and the hanging point position flow in a secondary punching and hanging net mode, so that the labor cost is wasted; the technical scheme is as follows: the utility model provides a bearing structure for constructing engineering foundation ditch, includes stock, drive groove, drilling structure, altitude mixture control subassembly, direction adjustment subassembly, angle modulation subassembly, net structure is hung to the string, and the stock is the hollow tubular structure of internal thread, and the drive groove with external rotating electrical machines adaptation has been seted up to the stock inner wall; according to the utility model, the height of the hanging point of the hanging net can be adjusted through the mutual matching of the height adjusting component, the direction adjusting component and the angle adjusting component, the horizontal position of the hanging point is adjusted through the matching of the rotating plate and the inserting hole and the adjusting rod, the situation that the hanging point is re-hung is avoided, and the labor cost is saved when the hanging point is adjusted.

Description

Supporting structure for construction engineering foundation pit

Technical Field

The utility model belongs to the field of supporting structures of foundation pits, and particularly relates to a supporting structure for constructing an engineering foundation pit.

Background

The net hanging and concrete spraying operation in the foundation pit supporting construction scheme is mainly used for maintaining and stabilizing the pit wall and preventing earthwork landslide, holes are drilled in the earthwork side wall in advance, after an anchor rod is driven in, a metal net hanging is fixed on the anchor rod through bolts, the earthwork side wall is fixed through the metal net hanging, concrete is sprayed on the metal net hanging and the earthwork side wall for air drying and forming, the mode of supporting the engineering foundation pit is conducted through secondary reinforcement, and after the earthwork side wall is paved on a non-flat surface, the earthwork net cannot be tightened due to the fact that the concave-convex part on the earthwork side wall of the foundation pit exists, so that the condition that the net hanging cannot be attached to the earthwork side wall and the position of the net hanging point needs to be adjusted possibly occurs.

The existing supporting structure for the foundation pit of the construction engineering can usually adjust the hanging point of the hanging net in a mode of locally removing the hanging net and pulling out the anchor rod to be adjusted to re-punch and then secondarily hanging the net, so that the process is complicated, and labor cost is wasted very.

Therefore, the problem that the process of adjusting the hanging point of the hanging net by adopting the secondary hanging net after locally dismantling the hanging net and re-punching the anchor rod is tedious and wasteful in labor cost is solved, the supporting structure for the construction engineering foundation pit is developed, the structure capable of flexibly adjusting the height direction of the hanging net node is added to the supporting structure of the construction engineering foundation pit, the secondary hanging net is avoided, and the labor cost during adjusting the hanging point is saved.

Disclosure of utility model

In order to solve the problems that the process of adjusting the hanging point of the hanging net in a secondary punching and net hanging mode is tedious and labor cost is wasted after the supporting structure of the foundation pit of the construction engineering adopts a mode of locally dismantling the hanging net and the anchor rod.

The technical scheme of the utility model is as follows: the utility model provides a bearing structure for building engineering foundation ditch, including stock, the transmission groove, drilling structure, altitude mixture control subassembly, direction adjustment subassembly, angle adjustment subassembly, string net structure, the stock is the hollow tubular structure of internal thread, the transmission groove with external rotating electrical machines adaptation is seted up to the stock inner wall, the stock outside is provided with drilling structure, the stock top has the altitude mixture control subassembly that utilizes the screw to twist to connect, the altitude mixture control subassembly top is connected with direction adjustment subassembly through the pivot rotation, direction adjustment subassembly top is provided with angle adjustment subassembly, angle adjustment subassembly passes through hook-like structural connection string net structure.

Preferably, through the transmission groove cooperation drilling structure, can carry out the syntropy through the mutual gomphosis of the transmission element with the rotating electrical machines of shape adaptation and rotate the driver bit and bore to earthwork lateral wall, punch simultaneously and anchor the operation down, the human cost when having reduced down the anchor, altitude mixture control subassembly, direction adjustment subassembly and angle adjustment subassembly mutually support can be through screw rod regulation string net hanging point height, adjust the horizontal position of hanging point through revolving plate and jack cooperation regulating rod, avoid hanging net adjustment string point again, the human cost when practicing thrift the regulation string point, string net structure is fixed string net through couple and link, need not to twist the bolt and install, the human cost when having practiced thrift the bolt installation.

As the preference, the transmission groove has been offered downwards from the top to the stock inner wall, and outside rotating electrical machines passes through the transmission component plug of shape and transmission groove looks adaptation and connects in the transmission inslot portion, through the transmission component of special appearance's transmission groove gomphosis and its shape assorted rotating electrical machines for rotating electrical machines can carry out rotatory drilling through transmission groove drive stock, punch simultaneously and anchor the operation down, reduced the human cost when anchor down.

As the preference, drilling structure is including drill bit, lead mud screw thread, stock bottom fixedly connected with drill bit, and the stock lateral wall encircles and is provided with and leads mud screw thread, and lead mud screw thread upper portion and offered the heliciform structure that leads mud recess, through leading mud screw thread and leading soil piece and clearance mud bits effectively to reduce the resistance of earth to the drill bit, help accelerating drilling speed, improve the efficiency of boring, time cost when reducing the drilling.

As the preference, high adjusting part is including adjusting screw, adjusting seat, and adjusting screw passes through the screw thread of side and twists and install in the stock inner wall, and adjusting screw upper end fixedly connected with adjusts the base, twists along the screw thread and moves adjusting seat for adjusting screw is flexible inside the stock, and the person of facilitating the use adjusts the height of hanging net hanging point, avoids the extravagant human cost of hanging net of secondary punching.

As the preference, direction adjustment subassembly is including adjusting the commentaries on classics board, adjusting the jack, adjusts the commentaries on classics board and rotates through the pivot and connect at adjusting the base upper surface, adjusts the base upper surface annular and has offered a plurality of regulation jacks that have the internal thread, through install the bolt twist in different regulation jacks, thereby will adjust the angle of changeing the board fixed change of changeing, can adjust the position of hanging the net hanging point in annular scope, avoid the extravagant human cost of secondary punching net hanging.

As the preference, angle regulation subassembly is including fixing base, angle regulation pole, angle locking pole, it is connected with two fixing bases to adjust the rotating plate upper surface fixedly connected with, it is connected with angle regulation pole to adjust the rotating plate upper surface through the pivot rotation, angle regulation pole side and fixing base side are installed angle locking pole through the bolt twist, connect fixed adjusting rotating plate and the fixing base through the angle locking pole of different length, form stable triangle and adjust fixedly the angle of angle regulation pole, make the hanging point can adjust at semicircle ring scope, thereby cooperation direction adjustment subassembly will hang the further expansion of some accommodation to hemisphere, avoid the extravagant human cost of hanging the net of secondary punching.

As the preference, hang the net structure including hanging net link, metal and hanging net, hang net couple, swing joint has in the hole of angle modulation pole side offer and hangs net link, and the stock side is provided with the metal and hangs the net, and the elastic alloy frame outside fixedly connected with that the metal hung the net hangs net couple, hangs net couple swing joint in hanging net link inboard, through hanging net couple and hanging net link connection metal and stock, has replaced traditional bolt fastening's mode, has practiced thrift the human cost when screwing up the bolt.

The utility model has the beneficial effects that:

1. the transmission groove cooperation drilling structure can be through mutually gomphosis with the transmission component of the rotating electrical machines of shape adaptation carrying out the syntropy and rotate the drive drill bit and bore to earthwork lateral wall, punch simultaneously and anchor the operation down, the human cost when having reduced down the anchor, altitude mixture control subassembly, direction adjustment subassembly and angle adjustment subassembly mutually support can be through screw rod regulation string net hanging point height, adjust the horizontal position of hanging point through rotating plate and jack cooperation regulating rod, avoid hanging net adjustment string point again, the human cost when practicing thrift the regulation string point, hang net structure and fix string net through couple and link, need not to twist the bolt and install, the human cost when having practiced thrift the bolt installation.

2. Utilize external motor drive stock rotation of drive groove, drill simultaneously and anchor down to earthwork lateral wall through rotatory drill bit and mud guide screw thread, practiced thrift the human cost when anchor down.

3. The mode of adjusting the rotating plate and the angle adjusting rod by utilizing the adjusting screw rod is matched, so that the height and the horizontal position of the hanging point of the net are conveniently adjusted by a user, and the labor cost during secondary punching net hanging adjustment is saved.

4. The metal hanging net and the anchor rod are connected by the hanging net hook and the hanging net hanging ring, so that the traditional bolt fixing mode is replaced, and the labor cost when the bolts are screwed is saved.

Drawings

FIG. 1 is a schematic perspective view showing a first supporting structure for constructing a foundation pit of engineering according to the present utility model;

FIG. 2 is a schematic view showing a second perspective construction of a support structure for constructing an engineering foundation pit according to the present utility model;

FIG. 3 is a schematic perspective view showing a transmission groove of a supporting structure for constructing a foundation pit of engineering according to the present utility model;

FIG. 4 is a schematic perspective view showing a drilling structure of a supporting structure for constructing a foundation pit of engineering according to the present utility model;

FIG. 5 is a schematic perspective view showing a support structure height adjusting assembly, a direction adjusting assembly and an angle adjusting assembly for constructing a foundation pit of engineering according to the present utility model;

Fig. 6 shows a schematic perspective view of a supporting structure hanging net structure for constructing a foundation pit of engineering according to the present utility model.

Reference numerals illustrate: 1. a bolt; 2. a transmission groove; 3. drilling a hole structure; 4. a height adjustment assembly; 5. a direction adjustment assembly; 6. an angle adjustment assembly; 7. a net hanging structure; 301. a drill bit; 302. mud guiding threads; 401. adjusting a screw; 402. adjusting the base; 501. adjusting the rotating plate; 502. adjusting the jack; 601. a fixing seat; 602. an angle adjusting lever; 603. an angle locking lever; 701. a net hanging ring; 702. a metal hanging net; 703. a net hanging hook.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Referring to fig. 1-3, the present utility model provides an embodiment: the utility model provides a bearing structure for construction engineering foundation ditch, including stock 1, the transmission groove 2, drilling structure 3, altitude mixture control subassembly 4, direction adjustment subassembly 5, angle adjustment subassembly 6, hang net structure 7, stock 1 is the hollow tubular structure of internal thread, stock 1 inner wall has offered the transmission groove 2 with external rotating electrical machines adaptation, stock 1 outside is provided with drilling structure 3, stock 1 top has the altitude mixture control subassembly 4 that utilizes the screw thread to twist, altitude mixture control subassembly 4 top is connected with direction adjustment subassembly 5 through the pivot rotation, direction adjustment subassembly 5 top is provided with angle adjustment subassembly 6, angle adjustment subassembly 6 passes through hook structure and connects and hang net structure 7, through the bearing structure increase to construction engineering foundation ditch can be to the nimble structure of hanging net node altitude mixture control, avoid the secondary to hang the net, manpower cost when practicing thrift the regulation string point.

Referring to fig. 3-4, in this embodiment, a driving slot 2 is formed in the inner wall of the anchor rod 1 from the top to the bottom, an external rotating motor is connected to the inside of the driving slot 2 through a driving element with a shape matched with that of the driving slot 2 in a plugging manner, the drilling structure 3 comprises a drill bit 301 and a mud guiding thread 302, the drill bit 301 is fixedly connected to the bottom of the anchor rod 1, the mud guiding thread 302 is circumferentially arranged on the side wall of the anchor rod 1, a spiral structure with a mud guiding groove is formed in the upper portion of the mud guiding thread 302, the driving element of the rotating motor with a shape matched with that of the special-shaped driving slot 2 is embedded in the special-shaped driving slot, so that the rotating motor can drive the anchor rod 1 to perform rotary drilling through the driving slot 2, and simultaneously perform punching and anchor setting operations, thereby reducing labor cost during anchor setting, effectively guiding soil blocks and cleaning mud bits through the mud guiding threads, reducing resistance of soil to the drill bit 301, helping to accelerate drilling speed, improving drilling efficiency and reducing time cost during drilling.

Referring to fig. 5, in this embodiment, the height adjustment assembly 4 is including adjusting screw 401, adjusting base 402, adjusting screw 401 is installed in stock 1 inner wall through the screw thread twist connection of side, adjusting screw 401 upper end fixedly connected with adjusting base 402, direction adjustment assembly 5 is including adjusting rotating plate 501, adjusting jack 502, adjust rotating plate 501 and rotate the connection at adjusting base 402 upper surface through the pivot, a plurality of adjusting jacks 502 that have internal screw thread have been seted up to adjusting base 402 upper surface annular, angle adjustment assembly 6 is including fixing base 601, angle regulation pole 602, angle locking lever 603, adjust rotating plate 501 upper surface fixedly connected with two fixing bases 601, adjust rotating plate 501 upper surface and rotate through the pivot and be connected with angle regulation pole 602, angle regulation pole 602 side and fixing base 601 side are installed angle locking lever 603 through the bolt twist connection, through screwing adjusting base 402 along the screw, make adjusting screw 401 inside stock 1 flexible, the height of convenient to use person's adjustment link, avoid the extravagant cost of hanging net of punching of secondary, through install adjusting plate 501 in different adjusting jacks 502, thereby change angle adjustment range at the connecting the two-half-round ring fixed link adjustment of adjusting plate 501, can be carried out the angle adjustment pole 602 at the same length of the fixed range of adjusting plate 501, thereby can be adjusted the expansion of the two-round-trip cost is avoided, the two-round-trip cost adjustment range is realized, the two-round-trip adjustment can be adjusted through the fixed, thereby, the length can be adjusted with the fixed adjustment range of the fixed adjustment point is adjusted by the fixed, and can be adjusted by the expansion point, thereby, and can be adjusted by the cost is adjusted.

Referring to fig. 5-6, in this embodiment, the screen structure 7 includes a screen hanging ring 701, a metal screen 702, and a screen hanging hook 703, in which the hole formed on the side of the angle adjusting rod 602 is movably connected with the screen hanging ring 701, the metal screen 702 is disposed on the side of the anchor rod 1, the screen hanging hook 703 is fixedly connected to the outer side of the elastic alloy frame of the metal screen 702, the screen hanging hook 703 is movably connected to the inner side of the screen hanging ring 701, and the metal screen 702 and the anchor rod 1 are connected through the screen hanging hook 703 and the screen hanging ring 701, so that the traditional bolt fixing manner is replaced, and the labor cost when screwing the bolt is saved.

When the drilling machine works, firstly, the anchor rod 1 is inserted into a rotary motor transmission element of the drilling machine which is matched with the transmission groove 2 along the transmission groove 2, a drill bit 301 at the lower end of the anchor rod 1 is aligned to a position on the earthwork side wall of a foundation pit, which is required to be drilled, a power switch is turned on, the drilling machine drives the anchor rod 1 to rotate, the anchor rod 1 is continuously pressed inwards the earthwork side wall, the earthwork side wall is drilled by utilizing the rotation of the drill bit 301, and soil blocks and mud bits are continuously cleared out to the outside of earthwork along threads through a mud guiding thread 302, so that the resistance of soil to the drill bit 301 is reduced, the drilling efficiency is improved, and the time cost in drilling is reduced;

After the anchor rods 1 are rotated to a specified depth, the transmission element of the rotating motor of the perforating machine is pulled out from the inside of the transmission groove 2, the process is repeated until the anchor rods 1 needed by net hanging are smoothly driven into the side wall of the earthwork, then the adjusting base 402 is held and screwed along the threads on the adjusting screw 401, so that the adjusting screw 401 is screwed and installed in the anchor rods 1, then net hanging hooks 703 on the side surfaces of the metal net hanging 702 are respectively hung on the net hanging rings 701 on each anchor rod 1, and the metal net hanging 702 is installed on the side wall of the earthwork;

Then holding the adjusting base 402 to twist along the threads on the adjusting screw 401, enabling the adjusting screw 401 to stretch out and draw back in the anchor rod 1, adjusting the height of the hanging point of the metal hanging net 702, rotating the adjusting rotating plate 501 around the rotating shaft, adjusting to a proper angle, screwing and fixing through holes on the adjusting rotating plate 501 and the adjusting jack 502 by using bolts, finally rotating the angle adjusting rod 602 along the rotating shaft to a proper angle, selecting an angle locking rod 603 with a proper length, and screwing and fixing the angle adjusting rod 602 and the nearest fixing seat 601 through the angle locking rod 603 by using bolts;

finally, repeating the above operation until the net hanging rings 701 and the net hanging hooks 703 on all the anchor rods 1 are in a tensioned state, so that the elastic alloy frame of the metal net hanging ring 702 drives the steel wire net to generate adaptive deformation and perfectly attach to the side wall of the earth, and uniformly spraying concrete against the metal net hanging ring 702 by using concrete spraying equipment until the concrete is air-dried to form an integrated structure, and then completing the support of the foundation pit.

Through above-mentioned step, high adjusting part 4, direction adjusting part 5 and angle adjusting part 6 mutually support and can hang net hanging point height through the screw rod regulation, adjust the horizontal position of hanging point through rotating plate and jack cooperation adjusting lever, avoid hanging net again and adjust the hanging point, the human cost when practicing thrift the regulation hanging point, the bearing structure of construction engineering foundation ditch adopts the part to demolish behind hanging net and the stock 1, carry out the mode that the net was hung in secondary punching and adjust the problem of hanging net hanging point position flow loaded down with trivial details extravagant human cost.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims (7)

1. A bearing structure for building engineering foundation ditch, including stock (1), its characterized in that: still including transmission groove (2), drilling structure (3), altitude mixture control subassembly (4), direction adjustment subassembly (5), angle adjustment subassembly (6), hang net structure (7), stock (1) is the hollow tubular structure of internal thread, transmission groove (2) with external rotating electrical machines adaptation are seted up to stock (1) inner wall, stock (1) outside is provided with drilling structure (3), stock (1) top has altitude mixture control subassembly (4) that utilize the screw thread to twist, altitude mixture control subassembly (4) top is connected with direction adjustment subassembly (5) through the pivot rotation, direction adjustment subassembly (5) top is provided with angle adjustment subassembly (6), angle adjustment subassembly (6) are through hook structure connection string net structure (7).

2. A support structure for use in constructing an engineering foundation pit according to claim 1; the method is characterized in that: the inner wall of the anchor rod (1) is provided with a transmission groove (2) downwards from the top end, and an external rotating motor is connected inside the transmission groove (2) through a transmission element with a shape matched with the transmission groove (2) in a plugging manner.

3. A support structure for use in constructing an engineering foundation pit according to claim 1; the method is characterized in that: the drilling structure (3) comprises a drill bit (301) and a mud guiding thread (302), the drill bit (301) is fixedly connected to the bottom of the anchor rod (1), the mud guiding thread (302) is arranged on the side wall of the anchor rod (1) in a surrounding mode, and a spiral structure of the mud guiding groove is formed in the upper portion of the mud guiding thread (302).

4. A support structure for use in constructing an engineering foundation pit according to claim 1; the method is characterized in that: the height adjusting assembly (4) comprises an adjusting screw rod (401) and an adjusting base (402), the adjusting screw rod (401) is screwed and installed on the inner wall of the anchor rod (1) through threads on the side, and the upper end of the adjusting screw rod (401) is fixedly connected with the adjusting base (402).

5. A support structure for use in constructing an engineering foundation pit according to claim 4; the method is characterized in that: the direction adjusting assembly (5) comprises an adjusting rotating plate (501) and an adjusting jack (502), wherein the adjusting rotating plate (501) is rotationally connected to the upper surface of the adjusting base (402) through a rotating shaft, and a plurality of adjusting jacks (502) with internal threads are annularly formed in the upper surface of the adjusting base (402).

6. A support structure for use in constructing an engineering foundation pit according to claim 5; the method is characterized in that: the angle adjusting assembly (6) comprises a fixed seat (601), an angle adjusting rod (602) and an angle locking rod (603), wherein two fixed seats (601) are fixedly connected to the upper surface of an adjusting rotating plate (501), the angle adjusting rod (602) is rotatably connected to the upper surface of the adjusting rotating plate (501) through a rotating shaft, and the angle locking rod (603) is installed on the side face of the angle adjusting rod (602) and the side face of the fixed seat (601) through screwing bolts.

7. A support structure for use in constructing an engineering foundation pit according to claim 6; the method is characterized in that: the net hanging structure (7) comprises a net hanging ring (701), a metal net hanging ring (702) and a net hanging hook (703), wherein the net hanging ring (701) is movably connected in a hole formed in the side face of the angle adjusting rod (602), the metal net hanging ring (702) is arranged on the side face of the anchor rod (1), the net hanging hook (703) is fixedly connected to the outer side of an elastic alloy frame of the metal net hanging ring (702), and the net hanging hook (703) is movably connected to the inner side of the net hanging ring (701).