CN217734039U

CN217734039U - Geotechnical engineering deep foundation pit supporting beam frame structure

Info

Publication number: CN217734039U
Application number: CN202221375813.5U
Authority: CN
Inventors: 刘学; 姚向军
Original assignee: Nuclear Industry East China Construction Engineering Group Co ltd
Current assignee: Nuclear Industry East China Construction Engineering Group Co ltd
Priority date: 2022-06-04
Filing date: 2022-06-04
Publication date: 2022-11-04
Anticipated expiration: 2032-06-04

Abstract

The utility model discloses a geotechnical engineering deep basal pit bracing beam frame structure relates to geotechnical engineering construction technical field, including the reinforcing bar bracing beam structure, the outside butt joint of reinforcing bar bracing beam structure has the template, and the template one side of keeping away from the reinforcing bar bracing beam structure is provided with the fixed block, the slot hole has been seted up to the inside of fixed block, and the inside block in slot hole has the connecting rod, the outside fixedly connected with that the upside of connecting rod extends to the slot hole draws the piece, the bottom fixedly connected with stopper of connecting rod. The utility model discloses a be provided with the fixed block and draw the piece, can realize inserting the separation of establishing piece and fixed block, operate comparatively simply swiftly, can effectively promote staff's dismantlement efficiency, and can alleviate staff's intensity of labour to a certain extent, be provided with screw rod and loop bar, when realizing that the support of template is fixed, can make inserting of the bottom of loop bar connect establish the pole insert completely to the ground among to guarantee the stability of screw rod support in-process.

Description

Deep foundation pit supporting beam frame structure for geotechnical engineering

Technical Field

The utility model relates to a geotechnical engineering construction technical field especially relates to a geotechnical engineering deep basal pit bracing beam structure.

Background

Geotechnical engineering is a science for solving engineering technical problems of rocks and soil in various engineering by mainly applying engineering geology, soil mechanics and rock mechanics, and during the process of geotechnical engineering construction, in order to ensure the stability of a structure and reduce the gravity center of the structure, a deep foundation pit is usually excavated on the ground, and during the actual construction of the deep foundation pit engineering, the ground structure often subsides and deforms, so that a supporting beam frame is required to be used for supporting the inside of the foundation pit, and the inward displacement of the foundation pit caused by the thrust of filled soil is prevented.

At present, an existing supporting beam frame is usually installed by an earth model method, namely, after a foundation pit is excavated to the height of the bottom of the supporting beam, foundation soil at the bottom of the foundation pit is tamped, a template is laid on a base to serve as a concrete supporting beam pad, a reinforcing steel beam frame can be bound on the supporting beam pad and a template can be erected at the side edge, then concrete can be poured into the reinforcing steel beam frame, in the process of erecting the template, in order to prevent the template from deviating, a worker usually supports the side wall of the template by using a plurality of supporting rods, in the supporting process, the worker firstly needs to fixedly connect one end of the supporting rod with the side edge of the template by using steel nails, after the concrete is poured into the supporting beam frame, the worker needs to take the template off from the outer side of the beam frame and simultaneously dismount the supporting rod from the outer side of the template, and the number of the supporting rods is large, so that the whole dismounting process is complicated, and the foundation pit supporting beam frame is inconvenient to use, and therefore, the engineering supporting beam frame is provided for solving the problem of the foundation pit supporting structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a geotechnical engineering deep foundation pit supporting beam frame structure.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a geotechnical engineering deep basal pit bracing beam frame structure, includes the reinforcing bar bracing beam frame, the outside butt of reinforcing bar bracing beam frame has the template, and the template one side of keeping away from the reinforcing bar bracing beam frame is provided with the fixed block, the slot hole has been seted up to the inside of fixed block, and the inside block of slot hole has the connecting rod, the outside fixedly connected with that the upside of connecting rod extends to the slot hole draws the piece, the bottom fixedly connected with stopper of connecting rod, and the upside fixedly connected with spring of stopper, the other end of spring and the inner wall fixed connection of slot hole, the inside of fixed block has been seted up and has been inserted the groove, and inserts the inside block of establishing the groove and have and insert and establish the piece, insert the top of establishing the piece and set up the spacing groove with stopper looks adaptation, insert the one side fixedly connected with screw rod that the piece kept away from the fixed block.

In this device, staff's accessible upwards pulls the piece to the piece of establishing of making is inserted and is taken out from the inside of fixed block, thereby can take off the screw rod from the outside of template, can effectively alleviate staff's intensity of labour.

Preferably, the downside of fixed block is provided with the backup pad, and the side and the template fixed connection of backup pad, the outside symmetric connection of fixed block has the installation piece, and the inside of installation piece has all been seted up and has been run through the groove, the inside that runs through the groove is inserted and is equipped with the dead lever, the draw-in groove with dead lever looks adaptation is evenly seted up to the inside of backup pad, through the cooperation of installation piece and dead lever, can realize the removal to the fixed block, can effectively promote the suitability in this device use.

Preferably, the bottom fixedly connected with slider of fixed block, the spout with slider looks adaptation is seted up to the inside of backup pad, the vertical section of slider sets up to T type structure, and the backup pad that T type structure set up can prevent effectively that the phenomenon of aversion from appearing in the fixed block.

Preferably, the bottom end of the screw rod is fixedly connected with the connecting block, the loop bar is sleeved on the outer side of the screw rod, the opening position of the loop bar is connected with the threaded sleeve through the bearing, the screw rod is inserted into the inner side of the threaded sleeve, the outer side of the threaded sleeve is fixedly connected with the knob, and the threaded sleeve and the loop bar are matched for use, so that the combined length of the screw rod and the loop bar can be changed.

Preferably, the outside fixedly connected with gag lever post of connecting block, and the gag lever post extends to the outside of loop bar, the slide rail with gag lever post looks adaptation is seted up to the inside of loop bar, and the setting of gag lever post can realize spacing to the connecting block.

Preferably, the bottom end of the loop bar is provided with an inserting rod, the inserting rod is arranged in a conical structure, and the inserting rod arranged in the conical structure can be completely clamped in the foundation.

Preferably, the top end of the inserting rod is fixedly connected with a butt joint rod, the bottom end of the sleeve rod is provided with a thread groove matched with the butt joint rod, and the thread groove and the butt joint rod are arranged to realize the disassembly of the inserting rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device is through being provided with the fixed block and drawing the piece, after the inside concrete of having pour of reinforcing bar supporting beam structure, the staff can upwards stimulate and draw the piece to make the stopper take out from inserting the inside of establishing the piece, can realize inserting the separation of establishing piece and fixed block, operate comparatively simply swiftly, can effectively promote staff's dismantlement efficiency, and can alleviate staff's intensity of labour to a certain extent.

2. The device is through being provided with screw rod and loop bar, and in the use, the staff can be according to the inside actual conditions of foundation ditch, through manual rotation knob to make the combination length of screw rod and connecting block change, when realizing that the support to the template is fixed, can make inserting of the bottom connection of loop bar establish the pole and insert completely to the ground among, in order to guarantee the stability of screw rod support in-process.

Drawings

Fig. 1 is a schematic perspective view of a support beam frame structure of a deep foundation pit in geotechnical engineering according to the present invention;

FIG. 2 is a perspective view of the screw and stem arrangement of FIG. 1;

FIG. 3 is a schematic perspective sectional view of the connecting block and insertion rod structure of FIG. 1;

FIG. 4 is a perspective view of the fixed block and the pull block shown in FIG. 1;

fig. 5 is a schematic perspective sectional view of the connecting rod and spring structure in fig. 1.

In the figure: 1. a reinforcing steel bar supporting beam frame; 2. a template; 3. a fixed block; 4. a connecting rod; 5. pulling the block; 6. a limiting block; 7. a spring; 8. inserting a block; 9. a screw; 10. connecting blocks; 11. a loop bar; 12. a threaded sleeve; 13. a knob; 14. a limiting rod; 15. inserting the rod; 16. a docking rod; 17. a support plate; 18. mounting blocks; 19. fixing the rod; 20. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a geotechnical engineering deep foundation pit supporting beam frame structure comprises a reinforcing steel bar supporting beam frame 1, a template 2 is abutted to the outer side of the reinforcing steel bar supporting beam frame 1, a fixing block 3 is arranged on one side, away from the reinforcing steel bar supporting beam frame 1, of the template 2, a plurality of groups of templates 2 are distributed on the outer side of the reinforcing steel bar supporting beam frame 1, comprehensive supporting of the reinforcing steel bar supporting beam frame 1 can be achieved, a slot is formed in the fixing block 3, a connecting rod 4 is clamped in the slot, the upper side of the connecting rod 4 extends to an outer fixedly connected pull block 5 of the slot, a limiting block 6 is fixedly connected to the bottom end of the connecting rod 4, a spring 7 is fixedly connected to the upper side of the limiting block 6, the other end of the spring 7 is fixedly connected with the inner wall of the slot, an insertion groove is formed in the fixing block 3, an insertion block 8 is arranged in the insertion groove, a limiting groove matched with the limiting block 6 is formed in the top end of the insertion block 8, and a screw 9 is fixedly connected to one side, away from the fixing block 3 is formed in the insertion block 8.

Further, refer to fig. 1, fig. 4 and fig. 5 can learn, the downside of fixed block 3 is provided with backup pad 17, and backup pad 17's side and template 2 fixed connection, the outside symmetric connection of fixed block 3 has installation piece 18, and the inside of installation piece 18 has all been seted up and has been run through the groove, the inside of running through the groove is inserted and is equipped with dead lever 19, the draw-in groove with 19 looks adaptations of dead lever is evenly seted up to backup pad 17's inside, in the use, use through backup pad 17 and installation piece 18's cooperation, thereby can be with fixed block 3 overall adjustment to suitable position, and can be according to the fixed block 3 of the suitable quantity of inside block of backup pad 17, thereby can effectively promote the suitability in this device use.

Further, refer to fig. 4 and 5 and learn that the bottom fixedly connected with slider 20 of fixed block 3, the spout with slider 20 looks adaptation is seted up to the inside of backup pad 17, and slider 20's vertical section sets up to T type structure, and slider 20 through the setting of T type structure can effectively promote the stability of fixed block 3 block in-process to can effectively prevent that fixed block 3 from deviating from the inside of backup pad 17.

Further, refer to fig. 2 and 3 and learn, the bottom fixedly connected with connecting block 10 of screw rod 9, loop bar 11 has been cup jointed in the outside of screw rod 9, and the open position department of loop bar 11 is connected with swivel nut 12 through the bearing, screw rod 9 is inserted and is established the inboard at swivel nut 12, the outside fixedly connected with knob 13 of swivel nut 12, when using, staff's accessible rotates knob 13, can drive the synchronous rotation of swivel nut 12, thereby it carries out screw-thread fit with it to make it drive screw rod 9, thereby make the combined length of screw rod 9 and loop bar 11 change, can be with inserting and establish among the 15 block in the ground, in order to guarantee the compactness of block in-process.

Further, as can be known by referring to fig. 2 and 3, the outer side of the connecting block 10 is fixedly connected with the limiting rod 14, the limiting rod 14 extends to the outside of the loop bar 11, the sliding rail matched with the limiting rod 14 is arranged inside the loop bar 11, and the limiting of the connecting block 10 can be realized by matching the limiting rod 14 with the sliding rail, so that the idle rotation of the screw 9 can be effectively prevented.

Further, as can be known by referring to fig. 1, fig. 2 and fig. 3, the inserting rod 15 is arranged at the bottom end of the loop bar 11, and the inserting rod 15 is arranged in a conical structure, when the loop bar is used, the inserting rod 15 can be conveniently inserted into a foundation through the inserting rod 15 arranged in the conical structure, and the arrangement of the inserting rod 15 is matched, so that the displacement phenomenon of the screw rod 9 in the supporting process can be effectively prevented.

Further, as can be known by referring to fig. 3, the top end fixedly connected with of inserting the rod 15 is connected with the butt joint rod 16, the bottom end of the loop bar 11 is provided with a thread groove matched with the butt joint rod 16, the outer surface of the butt joint rod 16 is provided with an outer thread, after the long-term use, the rod 15 is inserted through the rotation of a worker, so that the butt joint rod 16 is taken out of the thread groove, the separation of the inserted rod 15 and the loop bar 11 is realized, and the replacement and the cleaning of the inserted rod 15 are realized.

The working principle is as follows: the utility model discloses when constructing the support beam frame, the staff can confirm the position of support beam frame at first in the inside of deep basal pit, then in suitable position department ligature reinforcing bar, in order to make the reinforcing bar support beam frame, the staff can be according to the actual conditions of reinforcing bar support beam frame 1 immediately, place the fixed block 3 of suitable quantity in the inside of backup pad 17, thereby make slider 20 that fixed block 3 bottom is connected can block in the spout of backup pad 17 inside, the staff can insert dead lever 19 to the inside of installation piece 18 in proper order this moment, and through the draw-in groove that backup pad 17 is inside was seted up, realize the fixing to fixed block 3, the staff can arrange the piece 8 that inserts that screw rod 9 top position department connects in the outside of fixed block 3 afterwards, and upwards stimulate the pull piece 5, can make pull piece 5 drive stopper 6 whole upward movement, the staff can insert the inside of pulling piece 8 to fixed block 3 with inserting at this moment, and stop stopper 6, thereby make pull piece 5 reset through the elasticity of spring 7, so that stopper 6 blocks in insert in the spacing groove that set up in the inside of 8;

staff's accessible manual rotation knob 13 afterwards, thereby atress when driving swivel nut 12 rotates, so that the screw rod 9 that 12 inside institute of swivel nut was inserted and is established carries out screw-thread fit with it, thereby make the connecting block 10 atress that the screw rod 9 bottom is connected slide in the inside of loop bar 11, can make loop bar 11 and screw rod 9's combination length change, the cooperation has inserting of 11 bottom settings of loop bar to establish pole 15, can insert loop bar 11 among the ground, in order to realize the support to template 2, do above the utility model discloses a whole theory of operation.

The utility model discloses in, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical system to the concrete structure, model and the coefficient index of all parts thereof are its from taking the technique, as long as can reach all can implementing of its beneficial effect, so do not add at much and give unnecessary detail.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

In the present invention, unless stated to the contrary, the terms "upper, lower, left, right, front, back, inner, outer, vertical and horizontal" and the like contained in the terms "are used to represent the orientation of the terms in the conventional use state, or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms, meanwhile, the numerical terms" first "," second "and" third "do not represent the specific number and order, but are used for the distinction of names, and the terms" include "," include "or any other variants thereof are intended to cover the non-exclusive inclusion, so that the process, method, article or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes the elements inherent to such process, method, article or apparatus.

Claims

1. The utility model provides a geotechnical engineering deep basal pit bracing beam frame structure, includes steel bar support roof beam frame (1), its characterized in that, the outside butt joint of steel bar support roof beam frame (1) has template (2), and one side that steel bar support roof beam frame (1) was kept away from in template (2) is provided with fixed block (3), the slot hole has been seted up to the inside of fixed block (3), and the inside block of slot hole has connecting rod (4), the upside of connecting rod (4) extends to the outside fixedly connected with pull block (5) of slot hole, the bottom fixedly connected with stopper (6) of connecting rod (4), and the upside fixedly connected with spring (7) of stopper (6), the other end and the inner wall fixed connection of slot hole of spring (7), the inside of fixed block (3) is seted up and is inserted the groove, and the inside block (8) of inserting is equipped with and inserts and establishes block (8), insert the top of establishing block (8) and set up the spacing groove with stopper (6) looks adaptation, insert one side fixedly connected with screw rod (9) that block (3) were kept away from to block (8).

2. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 1, wherein a supporting plate (17) is arranged on the lower side of the fixing block (3), the side edge of the supporting plate (17) is fixedly connected with the template (2), the outer side of the fixing block (3) is symmetrically connected with mounting blocks (18), through grooves are formed in the mounting blocks (18), fixing rods (19) are inserted into the through grooves, and clamping grooves matched with the fixing rods (19) are uniformly formed in the supporting plate (17).

3. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 2, wherein a sliding block (20) is fixedly connected to the bottom end of the fixing block (3), a sliding groove matched with the sliding block (20) is formed in the supporting plate (17), and a longitudinal section of the sliding block (20) is of a T-shaped structure.

4. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 1, wherein a connecting block (10) is fixedly connected to the bottom end of the screw (9), a loop bar (11) is sleeved on the outer side of the screw (9), a threaded sleeve (12) is connected to an opening position of the loop bar (11) through a bearing, the screw (9) is inserted into the inner side of the threaded sleeve (12), and a knob (13) is fixedly connected to the outer side of the threaded sleeve (12).

5. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 4, wherein a limiting rod (14) is fixedly connected to the outer side of the connecting block (10), the limiting rod (14) extends to the outer portion of the sleeve rod (11), and a sliding rail matched with the limiting rod (14) is formed in the sleeve rod (11).

6. The geotechnical engineering deep foundation pit supporting beam frame structure is characterized in that inserting rods (15) are arranged at the bottom ends of the loop rods (11), and the inserting rods (15) are arranged in a conical structure.

7. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 6, wherein the top end of the inserting rod (15) is fixedly connected with a butt-joint rod (16), and the bottom end of the sleeve rod (11) is provided with a thread groove matched with the butt-joint rod (16).