CN213268015U

CN213268015U - Earthquake-proof building foundation structure

Info

Publication number: CN213268015U
Application number: CN202021479773.XU
Authority: CN
Inventors: 张岩; 陈兴容
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-05-25
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a building foundation structure takes precautions against earthquakes, including anchoring base member and ground main part, fixedly connected with steel backplate layer on the bottom of anchoring base member and the lateral wall, the bottom fixedly connected with evenly distributed's of bottom plate that takes precautions against earthquakes support the steel column, support the inside that the steel column slips and insert to the bottom steel seat. According to the device, multiple sharing and absorption of transverse vibration force on a foundation main body are realized through the polyamide resin reinforcing plate, the shockproof bottom plate, the sliding plate, the side steel seat, the first spring, the supporting steel column, the bottom steel seat, the guide rod and the rubber sleeve, so that the shock-resistant action efficiency is greatly improved; through polyamide resin gusset plate, shockproof bottom plate, silicon rubber piece, support steel column, deflector and second spring, realize multiple sharing and absorption to the vertical shaking force in the foundation main part, further improvement antidetonation effect efficiency, and then realize the horizontal and vertical synchronous buffering of atress of foundation main part, the shockproof effect can strengthen, and is favorable to the life of extension fixture.

Description

Earthquake-proof building foundation structure

Technical Field

The utility model belongs to the technical field of the construction, concretely relates to building foundation structure takes precautions against earthquakes.

Background

The foundation is a part of soil body bearing the influence of the load of the upper structure; the soil or rock mass bearing the whole load of the building under the foundation is called as a foundation; the foundation has the capability of preventing overturning and instability, when an earthquake occurs, the building can collapse due to insufficient stability, no earthquake-proof performance or poor earthquake-proof performance of the foundation, if the earthquake occurs, the building collapses only and is subjected to certain economic loss, and if the earthquake occurs, family damage and death can be caused.

Therefore, publication number CN209468790U discloses a building foundation structure takes precautions against earthquakes, including the ground main part, the bottom of ground main part is through the one end fixed connection of main part fixed plate with the shockproof spring, the top fixed connection of the other end of shockproof spring and the shockproof bottom plate of main part, the other end of two auxiliary spring all with the one end fixed connection of auxiliary spring bottom plate, the bottom fixed connection of reinforcing bar and wall body is passed through on the top of ground main part, the one end fixed connection of reinforcing bar and concrete slab is passed through at the top of ground main part one side, through the shockproof spring of ground main part bottom fixed mounting, make things convenient for the ground main part to take precautions against earthquakes longitudinal vibrations, the auxiliary spring that all is equipped with through the top of ground main part both sides, make things convenient for the ground.

The following disadvantages still remain: the vertical stress and the horizontal stress of the foundation main body are buffered and absorbed only through the shockproof spring and the auxiliary spring respectively, the shockproof structure is single, the shock force is concentrated on the shockproof spring or the auxiliary spring, the loss is fast, the service life is short, multiple sharing stress and buffering cannot be carried out, the shockproof effect is poor, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building foundation structure takes precautions against earthquakes to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a quakeproof building foundation structure comprises an anchoring base body and a foundation main body, wherein steel plate protecting layers are fixedly connected to the bottom end and the side wall of the anchoring base body, a protective cover plate is fixedly connected to the top of each steel plate protecting layer, steel plate cover layers are fixedly connected to the inner wall of the protective cover plate through a silicon rubber cushion, the steel plate cover layers are sleeved on the foundation main body, foundation cushion layers are fixedly connected between the foundation main body and the protective cover plate as well as the top end of the anchoring base body, a polyamide resin reinforcing plate is fixedly connected to the inner part of each steel plate protecting layer through a reinforced concrete fixing layer, the inner wall of each polyamide resin reinforcing plate is fixedly connected with the foundation main body, lateral steel bases are fixedly connected to the two sides of each steel plate protecting layer, a guide rod is fixedly connected between the inner sides of the bottom of the steel plate protecting layers, a bottom steel base is slidably connected to the guide, the two ends of the shockproof bottom plate are inserted into the side steel seats, the bottom of the shockproof bottom plate is fixedly connected with uniformly distributed supporting steel columns, and the supporting steel columns are slidably inserted into the bottom steel seats.

Preferably, the bottom of the polyamide resin reinforcing plate is fixedly connected with a reinforcing steel support, and the end part of the reinforcing steel support is fixedly connected with the steel protection plate layer.

This setting has effectively improved connection structure's fastness between polyamide resin gusset plate and the steel backplate layer, is favorable to strengthening its structural strength, is convenient for carry on spacing fixedly to the foundation main part through polyamide resin gusset plate, and the installation fastness is high, makes things convenient for the foundation main part to cushion horizontal vibrations atress simultaneously, and the antidetonation that takes precautions against earthquakes is effectual.

Preferably, the inside of side steel seat is equipped with the mounting groove, the both ends of bottom plate that takes precautions against earthquakes connect to on the mounting groove in the cunning, the upper portion of mounting groove is equipped with first spring, the equal fixedly connected with slide in both ends of first spring, the slide respectively with steel protection plate layer and bottom plate fixed connection takes precautions against earthquakes.

This setting is convenient for carry out effectual location to first spring through mounting groove and slide, and spacing fixed effectual, movement guidance nature, stability are high, and when the foundation body received transverse vibration power promptly, the slide that drives shockproof bottom plate promotion both sides this moment carries out the elastic extrusion shrink to first spring, realizes then the absorption to the atress to be favorable to the reinforcing to the shockproof effect of horizontal atress.

Preferably, the lower part of mounting groove is filled with the silicon rubber piece, the inside fixedly connected with of silicon rubber piece consolidates the wire net, fixedly connected with stiffener on the reinforcement wire net.

This setting has effectively strengthened the structural strength, the compressive capacity of silicon rubber piece through consolidating steel wire net and stiffener strong to be convenient for carry out firm buffering to the vertical atress of foundation body, firmly durable drives the bottom plate that takes precautions against earthquakes promptly and carries out the elasticity extrusion to the silicon rubber piece.

Preferably, the bottom steel base is internally provided with a positioning groove, the end part of the supporting steel column is fixedly connected with a guide plate, the guide plate is connected with the positioning groove in a sliding manner, and a second spring is fixedly connected between the guide plate and the bottom of the positioning groove.

This setting is passed through deflector and constant head tank, is convenient for carry out effectual location to the second spring, and is spacing fixed effectual, and the movement guidance nature, stability are high, when the foundation main part received vertical vibrations power promptly for support the steel column and promote the deflector and carry out the elasticity extrusion shrink to the second spring, realize then the buffering and the absorption to the atress, and evenly distributed's end steel seat is convenient for share the atress, thereby is favorable to the reinforcing to the shockproof effect of vertical atress.

Preferably, the inside of the bottom steel base corresponding to the lower side of the positioning groove is provided with a sliding hole, the sliding hole is connected with the guide rod in a matching manner, the guide rod is sleeved with a rubber sleeve, and the rubber sleeve is abutted to two sides of the bottom steel base.

This setting can drive the end steel seat and slide along the guide bar when the horizontal atress of foundation main part extremely, carries out the elastic extrusion to the rubber sleeve simultaneously to be favorable to further improving the antidetonation effect of horizontal atress.

Compared with the prior art, the utility model discloses a technological effect and advantage: the earthquake-proof building foundation structure has the advantages that the vibration force acts on the polyamide resin reinforcing plate to realize primary earthquake-proof acting force on a foundation main body, the two ends of the earthquake-proof bottom plate are driven to push the sliding plates, the first spring on the side steel seat is elastically extruded and stretched, then secondary earthquake-proof acting force on the foundation main body is realized, the first spring is conveniently and effectively limited and fixed through the mounting groove and the sliding plates, the movement guidance performance and the stability are high, meanwhile, the earthquake-proof bottom plate drives the bottom steel seat to slide along the guide rod through the supporting steel column and elastically extrudes and shrinks the rubber sleeve, and then tertiary earthquake-proof acting force on the foundation main body is realized, so that multiple sharing and absorption of transverse vibration force on the foundation main body are realized, and the earthquake-proof acting efficiency is greatly; and when the foundation main part received fore-and-aft vibrations, can act on polyamide resin gusset plate atress from top to bottom and realize that the one-level is taken precautions against earthquakes, it is taken precautions against earthquakes to realize the second grade on the silicon rubber piece to drive the both ends effort of the bottom plate that takes precautions against earthquakes again, and simultaneously, it makes the deflector carry out the elastic extrusion shrink to the second spring to drive the support steel column again, then tertiary shockproof effect has been realized, and be convenient for carry out effectual spacing fixed to the second spring through constant head tank and deflector, the movement guidance nature, high stability, thereby realize the multiple sharing and the absorption of fore-and-aft vibrations in the foundation main part, further improvement antidetonation efficiency, and then realize the synchronous buffering to the horizontal and fore-and-aft atress of foundation main.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the side steel base of the present invention;

fig. 3 is the schematic view of the internal structure of the bottom steel seat of the present invention.

In the figure: 1. anchoring the substrate; 101. a steel armor plate layer; 2. a foundation main body; 3. a protective cover plate; 301. a silicone rubber cushion layer; 302. a steel jacket slab layer; 4. a base mat layer; 5. a polyamide resin reinforcing plate; 501. a reinforced concrete fixing layer; 502. reinforcing the steel support; 6. a shock-proof base plate; 601. supporting a steel column; 602. a guide plate; 7. a side steel seat; 701. mounting grooves; 702. a first spring; 703. a slide plate; 704. a silicone rubber block; 705. reinforcing a steel wire mesh; 706. a reinforcing bar; 8. a base steel seat; 801. positioning a groove; 802. a second spring; 803. a slide hole; 9. a guide bar; 901. a rubber sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, a quakeproof building foundation structure comprises an anchoring base body 1 and a foundation main body 2, a steel guard plate layer 101 is fixedly connected to the bottom end and the side wall of the anchoring base body 1, a protective cover plate 3 is fixedly connected to the top of the steel guard plate layer 101, a steel cover plate layer 302 is fixedly connected to the inner wall of the protective cover plate 3 through a silicone rubber cushion 301, the steel cover plate layer 302 is sleeved on the foundation main body 2, a foundation cushion 4 is fixedly connected between the foundation main body 2 and the protective cover plate 3 and the top end of the anchoring base body 1, a polyamide resin reinforcing plate 5 is fixedly connected to the inside of the steel guard plate layer 101 through a reinforced concrete fixing layer 501, the inner wall of the polyamide resin reinforcing plate 5 is fixedly connected with the foundation main body 2, side steel bases 7 are fixedly connected to both sides of the steel guard plate layer 101, a guide rod 9 is fixedly connected between the inner sides of the, the guide rod 9 is connected with a bottom steel seat 8 in a sliding mode, the bottom of the foundation main body 2 is fixedly connected with a shockproof bottom plate 6, two ends of the shockproof bottom plate 6 are connected to the inside of the side steel seats 7 in an inserting mode, the bottom of the shockproof bottom plate 6 is fixedly connected with supporting steel columns 601 which are evenly distributed, and the supporting steel columns 601 are inserted into the bottom steel seat 8 in a sliding mode.

The bottom of the polyamide resin reinforced plate 5 is fixedly connected with a reinforced steel support 502, and the end part of the reinforced steel support 502 is fixedly connected with the steel guard plate layer 101; effectively improved connection structure's fastness between polyamide resin gusset plate 5 and the steel backplate layer 101, be favorable to strengthening its structural strength, be convenient for carry on spacing fixedly to foundation main part 2 through polyamide resin gusset plate 5, the installation fastness is high, makes things convenient for foundation main part 2 to cushion horizontal vibrations atress simultaneously, and the antidetonation that takes precautions against earthquakes is effectual.

A mounting groove 701 is formed in the side steel seat 7, two ends of the shockproof bottom plate 6 are connected to the mounting groove 701 in a sliding manner, a first spring 702 is arranged at the upper part of the mounting groove 701, two ends of the first spring 702 are fixedly connected with sliding plates 703, and the sliding plates 703 are respectively and fixedly connected with the steel protection plate layer 101 and the shockproof bottom plate 6; carry out effectual location to first spring 702 through mounting groove 701 and slide 703 convenient to, spacing fixed effectual, remove guidance quality, stability height, when base main part 2 received horizontal shaking force promptly, the slide 703 that drives 6 promotion both sides of taking precautions against earthquakes this moment carries out the elasticity extrusion shrink to first spring 702, then realizes the absorption to the atress to be favorable to the reinforcing to the shockproof effect of horizontal atress.

A silicon rubber block 704 is filled in the lower part of the mounting groove 701, a reinforced steel wire mesh 705 is fixedly connected inside the silicon rubber block 704, and a reinforcing rod 706 is fixedly connected to the reinforced steel wire mesh 705; the structural strength and the pressure resistance of the silicon rubber block 704 are effectively enhanced through the reinforced steel wire mesh 705 and the reinforcing rods 706, so that the vertical stress of the foundation body is stably buffered, the foundation body is firm and durable, and the shockproof bottom plate 6 is driven to elastically extrude the silicon rubber block 704.

A positioning groove 801 is formed in the bottom steel base 8, a guide plate 602 is fixedly connected to the end of the supporting steel column 601, the guide plate 602 is slidably connected with the positioning groove 801, and a second spring 802 is fixedly connected between the guide plate 602 and the bottom of the positioning groove 801; through deflector 602 and constant head tank 801, be convenient for carry out effectual location to second spring 802, it is spacing fixed effectual, remove the guidance quality, stability is high, when foundation main part 2 receives longitudinal vibration power promptly, make support steel column 601 promote deflector 602 and carry out the elasticity extrusion shrink to second spring 802, then realize buffering and absorption to the atress, and evenly distributed's end steel seat 8 is convenient for share the atress, thereby be favorable to the reinforcing to the shockproof effect of longitudinal stress.

A sliding hole 803 is formed in the corresponding bottom steel base 8 below the positioning groove 801, the sliding hole 803 is connected with the guide rod 9 in a matched manner, a rubber sleeve 901 is sleeved on the guide rod 9, and the rubber sleeve 901 is abutted to two sides of the bottom steel base 8; when the foundation main body 2 is transversely stressed, the foundation main body can drive the bottom steel seat 8 to slide along the guide rod 9, and meanwhile, the rubber sleeve 901 is elastically extruded, so that the anti-seismic effect of transverse stress is further improved.

Specifically, when in use, the foundation pad layer 4 is made of PVC plastic plate, when the foundation main body 2 receives a transverse vibration force, the vibration force acts on the polyamide resin reinforcing plate 5 to realize a primary anti-vibration acting force on the foundation main body 2, and drives two ends of the anti-vibration bottom plate 6 to push the sliding plate 703, and elastically extrudes and stretches the first spring 702 on the side steel seat 7, so as to realize a secondary anti-vibration acting force on the foundation main body 2, and the mounting groove 701 and the sliding plate 703 are convenient for effectively limiting and fixing the first spring 702, so that the movement guidance and the stability are high, and at the same time, the anti-vibration bottom plate 6 drives the bottom steel seat 8 to slide along the guide rod 9 through the supporting steel column 601 and elastically extrudes and shrinks the rubber sleeve 901, so as to realize a three-stage anti-vibration acting force on the foundation main body 2, thereby realizing multiple sharing and absorption of the transverse, the efficiency of the anti-seismic action is greatly improved; and when foundation main part 2 received fore-and-aft vibrations, can act on polyamide resin gusset plate 5 and receive the atress from top to bottom and realize that one-level is taken precautions against earthquakes, drive the both ends effort of bottom plate 6 that takes precautions against earthquakes again and realize that the second grade is taken precautions against earthquakes on silicon rubber piece 704, simultaneously, drive support steel column 601 again and make deflector 602 carry out the elasticity extrusion shrink to second spring 802, then realized tertiary shockproof effect, and be convenient for carry out effectual spacing fixed to second spring 802 through constant head tank 801 and deflector 602, the removal guidance quality, high stability, thereby realize multiple sharing and absorption to fore-and-aft vibrations on foundation main part 2, further improvement antidetonation efficiency, and then realize the synchronous buffering to foundation main part 2 horizontal and fore-and-aft atress, the shockproof effect can be strengthened, and be favorable to extension fixture.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A seismic building foundation base structure comprising an anchoring base (1) and a foundation body (2), characterized in that: the steel protection plate layer (101) is fixedly connected to the bottom end and the side wall of the anchoring base body (1), the protective cover plate (3) is fixedly connected to the top of the steel protection plate layer (101), a steel cover plate layer (302) is fixedly connected to the inner wall of the protective cover plate (3) through a silicon rubber cushion (301), the steel cover plate layer (302) is sleeved on the foundation main body (2), a foundation cushion (4) is fixedly connected between the foundation main body (2) and the protective cover plate (3) and the top end of the anchoring base body (1), a polyamide resin reinforcing plate (5) is fixedly connected to the inner part of the steel protection plate layer (101) through a reinforced concrete fixing layer (501), the inner wall of the polyamide resin reinforcing plate (5) is fixedly connected with the foundation main body (2), side steel seats (7) are fixedly connected to the two sides of the steel protection plate layer (101), and a guide rod (9) is fixedly connected between the inner sides of the bottom of the steel protection, the anti-vibration foundation is characterized in that the guide rod (9) is connected with a bottom steel seat (8) in a sliding mode, the bottom of the foundation main body (2) is fixedly connected with an anti-vibration bottom plate (6), two ends of the anti-vibration bottom plate (6) are connected to the inside of the side steel seat (7) in an inserting mode, the bottom of the anti-vibration bottom plate (6) is fixedly connected with supporting steel columns (601) which are evenly distributed, and the supporting steel columns (601) are inserted into the bottom steel seat (8) in a sliding mode.

2. A seismic building foundation footing structure as defined in claim 1 wherein: the bottom of the polyamide resin reinforcing plate (5) is fixedly connected with a reinforcing steel support (502), and the end part of the reinforcing steel support (502) is fixedly connected with the steel protective plate layer (101).

3. A seismic building foundation footing structure as defined in claim 1 wherein: the utility model discloses a shockproof steel seat, including side steel seat (7), the both ends sliding connection of shockproof bottom plate (6) is to mounting groove (701), the upper portion of mounting groove (701) is equipped with first spring (702), the equal fixedly connected with slide (703) in both ends of first spring (702), slide (703) respectively with steel protection plate layer (101) and shockproof bottom plate (6) fixed connection.

4. A seismic building foundation footing structure as defined in claim 3 wherein: the lower part of mounting groove (701) is filled with silicon rubber piece (704), the inside fixedly connected with of silicon rubber piece (704) consolidates wire net (705), fixedly connected with stiffener (706) on consolidating wire net (705).

5. A seismic building foundation footing structure as defined in claim 1 wherein: the positioning groove (801) is formed in the bottom steel base (8), the guide plate (602) is fixedly connected to the end portion of the supporting steel column (601), the guide plate (602) is connected with the positioning groove (801) in a sliding mode, and the second spring (802) is fixedly connected between the guide plate (602) and the bottom of the positioning groove (801).

6. A seismic building foundation footing structure as defined in claim 5 wherein: the inner portion of the bottom steel base (8) corresponding to the lower portion of the positioning groove (801) is provided with a sliding hole (803), the sliding hole (803) is connected with the guide rod (9) in a matched mode, the guide rod (9) is sleeved with a rubber sleeve (901), and the rubber sleeve (901) is abutted to the two sides of the bottom steel base (8).