CN210482319U

CN210482319U - Prestressed connecting piece for building foundation pit support

Info

Publication number: CN210482319U
Application number: CN201921321027.5U
Authority: CN
Inventors: 梁捷
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-05-08
Anticipated expiration: 2029-08-15

Abstract

The utility model discloses a prestressing force connecting piece that building foundation ditch enclosure used, including the supporting shoe, the device is led to the both sides fixedly connected with of supporting shoe, the supporting shoe is through leading positive device fixedly connected with backup pad, the both sides of backup pad are provided with fixing device, the upper and lower both sides of supporting shoe are provided with adjusting device, adjusting device is connected with the backup pad, it is including leading positive frame to lead the device, lead positive frame and supporting shoe fixed connection, lead the inner wall fixedly connected with compression spring of positive frame, lead the frame through compression spring fixedly connected with motion piece, the utility model relates to a construction technical field. This prestressing force connecting piece of building foundation ditch enclosure usefulness has reached the backup pad and has supported the purlin roof beam that encloses of relative both sides, through adjusting device, is applicable to the not foundation ditch of equidimension, is provided with fixing device simultaneously, carries out further centre gripping to the object that supports, improves stability, satisfies the purpose of construction user demand.

Description

Prestressed connecting piece for building foundation pit support

Technical Field

The utility model relates to a construction field, more specifically say, relate to a prestressing force connecting piece of building foundation ditch enclosure usefulness.

Background

In the construction process of a building, in order to ensure the safety of an underground structure and the surrounding environment of a foundation pit, protective measures such as supporting, reinforcing and the like need to be applied to the side wall and the periphery of the foundation pit. In order to ensure that the supporting beams can be reliably supported between the surrounding purlin beams on the two opposite sides, powerful support is provided for a foundation pit supporting system; after the supporting beam is erected between the surrounding purlin beams on the two opposite sides in the foundation pit, a pre-tightening inserting plate needs to be inserted between the end part of the supporting beam and the surrounding purlin beams, and the supporting beam is reliably and symmetrically arranged between the surrounding purlin beams on the two opposite sides through the pre-tightening force provided by the pre-tightening inserting plate. At present, although the existing prestressed connecting piece for building foundation pit enclosure can realize that a foundation pit supporting system provides powerful support, the support stability is poor, corresponding adjustment cannot be carried out according to different foundation pits, and the use requirement of building construction cannot be met.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the prestressing force connecting piece of current building foundation ditch enclosure usefulness that exists among the prior art, though can realize that foundation ditch braced system provides strong support, but its support stability is poor, can not carry out corresponding regulation according to the foundation ditch of difference, can't satisfy the user demand problem of construction, the utility model aims to provide a prestressing force connecting piece of building foundation ditch enclosure usefulness, it can realize that the backup pad supports enclosing the purlin roof beam of relative both sides, through adjusting device, is applicable to the not foundation ditch of equidimension, is provided with fixing device simultaneously, carries out further centre gripping to the object that supports, improves stability, satisfies the user demand of construction.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A prestress connecting piece for building foundation pit support comprises a supporting block, wherein guide devices are fixedly connected to two sides of the supporting block, the supporting block is fixedly connected with a supporting plate through the guide devices, fixing devices are arranged on two sides of the supporting plate, adjusting devices are arranged on the upper side and the lower side of the supporting block, and the adjusting devices are connected with the supporting plate;

the adjusting device comprises a sliding rod, the sliding rod is fixedly connected with the supporting block, one end of the sliding rod, far away from the supporting block, is fixedly connected with a fixed block, the middle of the fixed block is rotatably connected with a rotating lead screw, the rotating lead screw is rotatably connected with the supporting block, two ends of the rotating lead screw are fixedly connected with rotating discs, the rotating lead screw is in threaded connection with a lead screw slider, the lead screw slider is slidably connected with the sliding rod, two ends of the lead screw slider are rotatably connected with a rotating frame, one end of the rotating frame, far away from the lead screw slider, is rotatably connected with a rotating frame fixed block, and the rotating frame fixed block is fixedly.

Preferably, lead just the device including leading just the frame, lead just frame and supporting shoe fixed connection, lead the inner wall fixedly connected with compression spring of just the frame, lead just the frame through compression spring fixedly connected with motion piece, the inner wall sliding connection of motion piece and leading just the frame, the lateral wall fixedly connected with motion pole of motion piece, motion pole and leading just frame sliding connection, the motion pole is located leads just outside one end of frame and backup pad fixed connection.

Preferably, the fixing device comprises a groove, a pull rod is arranged in the groove and is connected with the supporting plate in a sliding mode, the pull rod is located at one end, outside the supporting plate, of the pull rod, one end, far away from the pull rod, of the clamping block is fixedly connected with the clamping block, a supporting spring is fixedly connected with the side wall of the clamping block and is sleeved with the pull rod, the clamping block is fixedly connected with the supporting plate through the supporting spring, a clamping jaw is fixedly connected with the side wall of the clamping block, and the surface of the clamping jaw is in a sawtooth shape.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of: through setting up adjusting device between the backup pad, it rotates the lead screw rotation to rotate the rolling disc drive, drive the motion of lead screw slider, it rotates to drive the rotating turret, drive the motion of rotating turret fixed block, it moves to drive the backup pad, be applicable to not the foundation ditch of equidimension and support, support the fixing device at backup pad both ends and the purlin roof beam that encloses that treats to support, enclose the purlin roof beam and extrude with the jack catch, it moves to drive the grip block, increase supporting spring's elastic potential energy, improve stable ability, it supports to enclose the purlin roof beam of relative both sides to have reached the backup pad, through adjusting device, be applicable to not the foundation ditch of equidimension, be provided with fixing device simultaneously, further centre gripping is carried out to the object that supports.

Drawings

Fig. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a schematic view of the overall internal structure of the present invention;

fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present invention;

fig. 4 is a schematic structural view of the guiding device of the present invention.

The reference numbers in the figures illustrate:

1. a support block; 2. a pilot device; 21. a correcting frame; 22. a compression spring; 23. a motion block; 24. a motion bar; 3. a support plate; 4. a fixing device; 41. a groove; 42. a pull rod; 43. a pull ring; 44. a clamping block; 45. a support spring; 46. a claw; 5. an adjustment device; 51. a slide bar; 52. a fixed block; 53. rotating the lead screw; 54. rotating the disc; 55. a lead screw slider; 56. a rotating frame; 57. and a rotating frame fixing block.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

Example 1:

referring to fig. 1-4, the present invention provides a technical solution: a prestressed connecting piece for building foundation pit support comprises a supporting block 1, wherein two sides of the supporting block 1 are fixedly connected with guide devices 2, the supporting block 1 is fixedly connected with a supporting plate 3 through the guide devices 2, two sides of the supporting plate 3 are provided with fixing devices 4, the upper side and the lower side of the supporting block 1 are provided with adjusting devices 5, the adjusting devices 5 are connected with the supporting plate 3, the supporting plate is used for supporting surrounding purlin beams on two opposite sides, the supporting plate is suitable for foundation pits with different sizes through the adjusting devices, the fixing devices are arranged at the same time for further clamping a supported object, the stability is improved, the use requirement of building construction is met, the guide devices 2 comprise guide frames 21, the guide frames 21 are fixedly connected with the supporting block 1, the inner walls of the guide frames 21 are fixedly connected with compression springs 22, the guide frames 21 are fixedly connected with moving blocks 23 through the compression springs 22, the motion block 23 is slidably connected with the inner wall of the guide frame 21, the side wall of the motion block 23 is fixedly connected with a motion rod 24, the motion rod 24 is slidably connected with the guide frame 21, one end of the motion rod 24, which is positioned outside the guide frame 21, is fixedly connected with the support plate 3, the fixing device 4 comprises a groove 41, a pull rod 42 is arranged inside the groove 41, the pull rod 42 is slidably connected with the support plate 3, one end of the pull rod 42, which is positioned outside the support plate 3, is fixedly connected with a pull ring 43, one end of the pull rod 42, which is far away from the pull ring 43, is fixedly connected with a clamping block 44, the side wall of the clamping block 44 is fixedly connected with a support spring 45, the support spring 45 is sleeved with the pull rod 42, the clamping block 44 is fixedly connected with the support plate 3 through the support spring 45, the side wall of the clamping block 44 is fixedly connected with a, slide bar 51 keeps away from one end fixedly connected with fixed block 52 of supporting shoe 1, the middle part of fixed block 52 is rotated and is connected with rotation lead screw 53, it rotates with supporting shoe 1 to rotate lead screw 53 and is connected, the equal fixedly connected with rolling disc 54 in both ends of rotation lead screw 53, it has lead screw slider 55 to rotate lead screw 53 threaded connection, lead screw slider 55 and slide bar 51 sliding connection, the both ends of lead screw slider 55 are rotated and are connected with rotating turret 56, the one end that lead screw slider 55 was kept away from to rotating turret 56 is rotated and is connected with rotating turret fixed block 57, rotating turret fixed block 57 and backup pad 3 fixed connection.

The working principle is as follows: an adjusting device 5 is arranged between the supporting plates 1, a rotating disc 54 is rotated to drive a rotating lead screw 53 to rotate, a lead screw slider 55 is driven to move, a rotating frame 56 is driven to rotate, a rotating frame fixing block 57 is driven to move, the supporting plates 3 are driven to move, the supporting plates are suitable for supporting foundation pits of different sizes, fixing devices 4 at two ends of each supporting plate 3 and an enclosing purlin beam to be supported are supported, the enclosing purlin beam and a clamping jaw 46 are extruded to drive a clamping block 44 to move, the elastic potential energy of a supporting spring 45 is increased, the stabilizing energy is improved, when disassembly is needed, a pull ring 43 is pulled to drive a pull rod 42 to move, the clamping block 44 is driven to move, the clamping jaw 46 is driven to move, the clamping effect on the enclosing purlin beam is removed, then the rotating disc 54 is rotated reversely, the disassembly can be completed quickly, the working efficiency is improved, the supporting plates can support, be applicable to the not foundation ditch of equidimension, be provided with fixing device simultaneously, carry out further centre gripping to the object that supports, improve stability, satisfy the purpose of building construction user demand.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. The utility model provides a prestressing force connecting piece that building foundation pit was protected and is used, includes supporting shoe (1), its characterized in that: the device comprises a supporting block (1), a guide device (2) and a supporting plate (3), wherein the two sides of the supporting block (1) are fixedly connected with the guide device (2), the supporting block (1) is fixedly connected with the supporting plate (3) through the guide device (2), the two sides of the supporting plate (3) are provided with fixing devices (4), the upper side and the lower side of the supporting block (1) are provided with adjusting devices (5), and the adjusting devices (5) are connected with the supporting plate (3);

the adjusting device (5) comprises a sliding rod (51), the sliding rod (51) is fixedly connected with the supporting block (1), one end of the sliding rod (51) far away from the supporting block (1) is fixedly connected with a fixed block (52), the middle part of the fixed block (52) is rotationally connected with a rotating lead screw (53), the rotating lead screw (53) is rotationally connected with the supporting block (1), both ends of the rotating lead screw (53) are fixedly connected with rotating discs (54), the rotating lead screw (53) is in threaded connection with a lead screw sliding block (55), the lead screw sliding block (55) is in sliding connection with the sliding rod (51), the two ends of the screw rod sliding block (55) are rotatably connected with rotating frames (56), one ends, far away from the screw rod sliding block (55), of the rotating frames (56) are rotatably connected with rotating frame fixing blocks (57), and the rotating frame fixing blocks (57) are fixedly connected with the supporting plate (3).

2. The prestressed connecting member for building foundation pit bracing according to claim 1, wherein: the guide device (2) comprises a guide frame (21), the guide frame (21) is fixedly connected with the supporting block (1), the inner wall fixedly connected with compression spring (22) of the guide frame (21), the guide frame (21) is fixedly connected with a motion block (23) through the compression spring (22), the motion block (23) is connected with the inner wall of the guide frame (21) in a sliding manner, the side wall fixedly connected with motion rod (24) of the motion block (23), the motion rod (24) is connected with the guide frame (21) in a sliding manner, and the motion rod (24) is located at one end outside the guide frame (21) and fixedly connected with the supporting plate (3).

3. The prestressed connecting member for building foundation pit bracing according to claim 1, wherein: fixing device (4) include recess (41), the inside of recess (41) is provided with pull rod (42), pull rod (42) and backup pad (3) sliding connection, pull rod (42) are located backup pad (3) outside one end fixedly connected with pull ring (43), one end fixedly connected with grip block (44) of pull ring (43) are kept away from in pull rod (42), the lateral wall fixedly connected with supporting spring (45) of grip block (44), supporting spring (45) cup joint with pull rod (42), grip block (44) are through supporting spring (45) and backup pad (3) fixed connection, the lateral wall fixedly connected with jack catch (46) of jack catch (44), the surface of jack catch (46) is the cockscomb structure.