阅读说明：本技术 一种建筑施工用基坑围护装置 (Foundation pit enclosure device for building construction ) 是由 刘先贵 于 2020-11-11 设计创作，主要内容包括：本发明公开了一种建筑施工用基坑围护装置,包括固定外壳和围护结构,所述围护结构包括外部支撑结构和中间联动结构,所述外部支撑结构包括上方压板、中间压板和下方压板,所述中间联动结构包括中间压板内部结构和两端压板内部结构,所述两端压板内部结构包括内部滑动板、压动板、内部液压液、内部固定套筒、联通阀门、分支管道、分支压板和分支套筒,本装置通过采用内部液压液和弹簧的共同作用使得能够对基坑进行防护,同时利用转动螺杆和固定螺栓的作用实现对固定外壳之间的固定,使得固定效果更好,而且装置上通过设置有上方压板、中间压板和下方压板,使得能够对基坑进行全方位的固定。(The invention discloses a foundation pit support device for building construction, which comprises a fixed shell and a support structure, wherein the support structure comprises an external support structure and a middle linkage structure, the external support structure comprises an upper pressing plate, a middle pressing plate and a lower pressing plate, the middle linkage structure comprises a middle pressing plate internal structure and two end pressing plate internal structures, the two end pressing plate internal structures comprise an internal sliding plate, a pressing plate, internal hydraulic liquid, an internal fixed sleeve, a communication valve, a branch pipeline, a branch pressing plate and a branch sleeve, the device can protect a foundation pit by adopting the combined action of the internal hydraulic liquid and a spring, and simultaneously, the fixation between the fixed shells is realized by utilizing the action of a rotating screw and a fixing bolt, so that the fixation effect is better, and the device is provided with the upper pressing plate, the middle pressing plate and the lower pressing plate, the foundation pit can be fixed in an all-around mode.)

1. The utility model provides a foundation pit enclosure device for construction, includes fixed shell (1) and envelope, its characterized in that, be provided with envelope on fixed shell (1), envelope includes outside bearing structure and middle linkage, outside bearing structure includes top clamp plate (10), middle clamp plate (6) and below clamp plate (4), middle linkage sets up inside fixed shell (1), middle linkage includes middle clamp plate inner structure and both ends clamp plate inner structure, top clamp plate (10) with below clamp plate (4) side chain structure has both ends clamp plate inner structure, middle clamp plate (6) side is connected with middle clamp plate inner structure, fixed shell (1) is connected each other through connection structure.

2. The foundation pit support device for building construction according to claim 1, wherein the internal structure of the two-end pressing plate comprises an internal sliding plate (11), a pressing plate (5), an internal hydraulic liquid (2), an internal fixed sleeve (3), a communication valve (16), a branch pipeline (15), a branch pressing plate (14) and a branch sleeve (13), the pressing plate (5) is fixed on the side of the upper pressing plate (10), the internal sliding plate (11) is fixed on the end of the pressing plate (5), the internal sliding plate (11) is slidably arranged in the internal fixed sleeve (3), the internal fixed sleeve (3) is fixed in the fixed shell (1), the branch sleeves (13) are fixed on the upper side and the lower side of the internal fixed sleeve (3), the internal hydraulic liquid (2) is arranged in the internal fixed sleeve (3), and the communication valve (16) is connected on the end of the internal fixed sleeve (3) through a pipeline, the utility model discloses a pressure-bearing sleeve, including UNICOM's valve (16), branch sleeve (13) and top clamp plate (10), below clamp plate (4) side structure is the same with top clamp plate (10) side structure, the input of branch sleeve (13) is connected to UNICOM's valve (16) output, branch sleeve (15) output, the inside slip of branch sleeve (13) is provided with branch clamp plate (14), branch sleeve (13) left side is seal structure.

3. The foundation pit support device for building construction according to claim 2, wherein the internal structure of the intermediate pressure plate comprises an intermediate sliding rod (8), an intermediate spring (19), an intermediate sliding plate (9) and an intermediate sleeve (18), the intermediate sleeve (18) is fixed inside the fixed shell (1), the intermediate spring (19) is fixed inside the intermediate sleeve (18), the intermediate sliding plate (9) is fixed at the end part of the intermediate spring (19), the intermediate sliding plate (9) is slidably arranged inside the intermediate sleeve (18), the intermediate sliding rod (8) is fixed above the intermediate sliding plate (9), and the intermediate pressure plate (6) is fixed at the end part of the intermediate sliding rod (8).

4. A foundation pit support device for construction according to claim 3, wherein the internal compression spring (17) is fixed inside the internal fixing sleeve (3), and the branch spring (12) is fixed inside the branch sleeve (13).

5. The foundation pit support device for building construction according to claim 4, wherein the connecting structure comprises a bearing seat (25), a threaded hole (24) and a rotating screw (27), the bearing seat (25) is fixed on the side of the fixed shell (1), the rotating screw (27) is rotatably arranged on the bearing seat (25), the threaded hole (24) is formed in the other side of the fixed shell (1), and the threaded hole (24) is in threaded connection with the rotating screw (27).

6. The foundation pit support device for building construction according to claim 5, wherein a fixing bolt (23) is connected to the rotating screw (27) in a threaded manner, an externally-arranged threaded sleeve (28) is fixed to the outside of the threaded hole (24), the externally-arranged threaded sleeve (28) is externally threaded, the fixing bolt (23) comprises an internally-arranged threaded sleeve (20) and an externally-arranged threaded sleeve (21), the internally-arranged threaded sleeve (20) is connected to the rotating screw (27) in a threaded manner, and the externally-arranged threaded sleeve (21) is connected to the externally-arranged threaded sleeve (28) in a threaded manner.

7. The foundation pit support device for building construction according to claim 6, wherein the bottom of the fixed shell (1) is fixed with a bottom ground block (26), the side of the middle pressure plate (6) is fixed with a fixed tooth (7), the side of the upper pressure plate (10) and the side of the lower pressure plate (4) are fixed with a support protrusion (22), and the support protrusion (22), the bottom ground block (26) and the fixed tooth (7) are in tooth shape.

Technical Field

The invention relates to a support device, in particular to a foundation pit support device for building construction.

Background

The foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit. Excavation supporting will produce various dangers in case not firm, and common excavation supporting utilizes the pillar of pouring to strut, though durable, does not have buffer structure, in case receive certain extrusion in the twinkling of an eye, will cause the damage, produces latent danger, the dismouting of being not convenient for moreover.

Disclosure of Invention

The invention aims to provide a foundation pit enclosure device for building construction, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a foundation pit enclosure device for construction, includes fixed shell and envelope, be provided with envelope on the fixed shell, envelope includes outside bearing structure and middle linkage, outside bearing structure includes top clamp plate, middle clamp plate and below clamp plate, middle linkage sets up inside the fixed shell, middle linkage includes middle clamp plate inner structure and both ends clamp plate inner structure, the top clamp plate with below clamp plate side chain structure has both ends clamp plate inner structure, the middle clamp plate side is connected with middle clamp plate inner structure, the fixed shell passes through connection structure and connects each other.

As a further scheme of the invention: the inner structure of the two-end pressing plate comprises an inner sliding plate, a pressing plate, an inner hydraulic liquid, an inner fixing sleeve, a communication valve, a branch pipe, a branch pressing plate and a branch sleeve, the pressing plate is fixed on the side edge of the upper pressing plate, the inner sliding plate is fixed on the end part of the pressing plate, the inner sliding plate is arranged in the inner fixing sleeve in a sliding mode, the inner fixing sleeve is fixed in the fixing shell, the branch sleeve is fixed on the upper side and the lower side of the inner fixing sleeve, the inner hydraulic liquid is arranged in the inner fixing sleeve, the end part of the inner fixing sleeve is connected with the communication valve through a pipeline, the output end of the communication valve is connected with the branch pipe, the output end of the branch pipe is connected to the input end of the branch sleeve, the, the side structure of the lower pressing plate is the same as that of the upper pressing plate.

As a still further scheme of the invention: an internal compression spring is fixed inside the internal fixing sleeve, and a branch spring is fixed inside the branch sleeve.

As a still further scheme of the invention: the middle pressure plate inner structure comprises a middle sliding rod, a middle spring, a middle sliding plate and a middle sleeve, the middle sleeve is fixed inside the fixed shell, the middle spring is fixed inside the middle sleeve, the middle sliding plate is fixed at the end part of the middle spring, the middle sliding plate is arranged inside the middle sleeve in a sliding mode, the middle sliding rod is fixed above the middle sliding plate, and the middle pressure plate is fixed at the end part of the middle sliding rod.

As a still further scheme of the invention: the connecting structure comprises a bearing seat, a threaded hole and a rotating screw rod, the bearing seat is fixed on the side edge of the fixed shell, the rotating screw rod is arranged on the bearing seat in a rotating mode, the threaded hole is formed in the other side of the fixed shell, and the threaded hole is in threaded connection with the rotating screw rod.

As a still further scheme of the invention: the screw rod is connected with a fixing bolt in a threaded mode, an external threaded sleeve is fixed to the outer portion of the threaded hole, threads are formed in the outer portion of the external threaded sleeve, the fixing bolt comprises an internal threaded sleeve and an external internal threaded sleeve, the internal threaded sleeve is in threaded connection with the screw rod, and the external internal threaded sleeve is in threaded connection with the external threaded sleeve.

As a still further scheme of the invention: the bottom of the fixed shell is fixed with a bottom ground block, the side edge of the middle pressing plate is fixed with fixed teeth, the side edges of the upper pressing plate and the lower pressing plate are fixed with supporting bulges, and the supporting bulges, the bottom ground block and the fixed teeth are in tooth shapes.

Compared with the prior art, the invention has the beneficial effects that: this device makes can protect the foundation ditch through the combined action that adopts inside hydraulic liquid and spring, utilizes the effect of rotating screw rod and fixing bolt to realize the fixed between the fixed shell simultaneously for fixed effect is better, and the device is gone up through being provided with top clamp plate, middle clamp plate and below clamp plate moreover, makes and to carry out omnidirectional fixed to the foundation ditch.

Drawings

Fig. 1 is a schematic structural view of a foundation pit support device for building construction.

Fig. 2 is a schematic view of a connection structure in a foundation pit support device for building construction.

Fig. 3 is a schematic view of a fixing bolt structure in a foundation pit support device for building construction.

Fig. 4 is a schematic structural view of a support protrusion in the foundation pit support device for building construction.

In the figure: 1-fixed housing, 2-internal hydraulic fluid, 3-internal fixed sleeve, 4-lower press plate, 5-press plate, 6-intermediate press plate, 7-fixed gear, 8-intermediate slide bar, 9-intermediate slide plate, 10-upper press plate, 11-internal slide plate, 12-branch spring, 13-branch sleeve, 14-branch press plate, 15-branch pipeline, 16-communication valve, 17-internal compression spring, 18-middle sleeve, 19-middle spring, 20-internal threaded sleeve, 21-external internal threaded sleeve, 22-supporting protrusion, 23-fixing bolt, 24-threaded hole, 25-bearing seat, 26-bottom land block, 27-rotating screw rod and 28-external threaded sleeve.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to specific embodiments.

Example 1

Referring to fig. 1-4, a foundation pit support device for building construction comprises a fixed shell 1 and a support structure, wherein the support structure is arranged on the fixed shell 1 and comprises an external support structure and a middle linkage structure, the external support structure comprises an upper pressing plate 10, a middle pressing plate 6 and a lower pressing plate 4, the middle linkage structure is arranged inside the fixed shell 1 and comprises a middle pressing plate internal structure and two-end pressing plate internal structures, the two-end pressing plate internal structures are formed on the side edges of the upper pressing plate 10 and the lower pressing plate 4 in a chain manner, the middle pressing plate internal structure is connected to the side edge of the middle pressing plate 6, and the fixed shell 1 is connected with each other through a connecting structure. At first connect fixed shell 1 each other through connection structure, fix fixed shell 1 on the lateral wall of foundation ditch afterwards, utilize top clamp plate 10, below clamp plate 4 to realize the fixed to foundation ditch top and bottom position through both ends clamp plate inner structure afterwards, utilize clamp plate 6 to protect the intermediate position of foundation ditch with middle clamp plate inner structure in the middle of utilizing simultaneously, avoid collapsing that foundation ditch border position caused.

In the foundation pit support device for building construction, the internal structure of the two-end pressure plate comprises an internal sliding plate 11, a pressure plate 5, internal hydraulic liquid 2, an internal fixed sleeve 3, a communication valve 16, branch pipes 15, branch pressure plates 14 and branch sleeves 13, the pressure plate 5 is fixed on the side edge of the upper pressure plate 10, the internal sliding plate 11 is fixed at the end part of the pressure plate 5, the internal sliding plate 11 is arranged in the internal fixed sleeve 3 in a sliding manner, the internal fixed sleeve 3 is fixed in the fixed shell 1, the branch sleeves 13 are fixed on the upper and lower sides of the internal fixed sleeve 3, the internal hydraulic liquid 2 is arranged in the internal fixed sleeve 3, the end part of the internal fixed sleeve 3 is connected with the communication valve 16 through a pipe, the output end of the communication valve 16 is connected with the branch pipe 15, and the output end of the branch pipe 15 is connected with, a branch pressing plate 14 is arranged inside the branch sleeve 13 in a sliding mode, a sealing structure is arranged on the left side of the branch sleeve 13, and the side structure of the lower pressing plate 4 is the same as that of the upper pressing plate 10. When upper clamp plate 10 or lower clamp plate 4 receive pressure, utilize lower clamp plate 3 to press pressure plate 5, make inside sliding plate 11 carry out lateral shifting, make pressure inside hydraulic liquid 2, make inside hydraulic liquid 2 reach inside branch pipeline 15 through UNICOM's valve 16, make inside hydraulic liquid 2 compress branch clamp plate 14, make branch clamp plate 14 compress the inside air of branch sleeve 12, realize the buffering, realize the fixed of position afterwards, thereby reach the balance of two side pressures of left and right sides, thereby realize the guard action.

In the above-mentioned foundation pit support device for building construction, the internal compression spring 17 is fixed inside the internal fixed sleeve 3, and the branch spring 12 is fixed inside the branch sleeve 13. When the upper pressing plate 10 and the lower pressing plate 4 are pressed, the internal compression spring 17 is used for realizing primary buffering, and the internal hydraulic liquid 2 is used for compressing the branch pressing plate 14, so that the branch spring 12 is compressed while air is compressed, further buffering effect is realized, the service life of the internal structure of the pressing plates at two ends can be ensured, and loss is reduced.

In the above foundation pit support device for building construction, the internal structure of the intermediate pressure plate includes an intermediate sliding rod 8, an intermediate spring 19, an intermediate sliding plate 9 and an intermediate sleeve 18, the intermediate sleeve 18 is fixed inside the fixed housing 1, the intermediate spring 19 is fixed inside the intermediate sleeve 18, the intermediate sliding plate 9 is fixed at the end of the intermediate spring 19, the intermediate sliding plate 9 is slidably disposed inside the intermediate sleeve 18, the intermediate sliding rod 8 is fixed above the intermediate sliding plate 9, and the intermediate pressure plate 6 is fixed at the end of the intermediate sliding rod 8. When the intermediate position of foundation ditch receives pressure, utilize and press middle clamp plate 6 for press and move middle slide bar 8, make middle sliding plate 9 sliding connection, thereby compress middle spring 19, make the intermediate position to the foundation ditch protect.

In the above foundation pit support device for building construction, the connection structure includes a bearing seat 25, a threaded hole 24 and a rotating screw 27, the bearing seat 25 is fixed on the side of the fixed shell 1, the rotating screw 27 is rotatably arranged on the bearing seat 25, the threaded hole 24 is formed in the other side of the fixed shell 1, and the threaded hole 24 is in threaded connection with the rotating screw 27. By the rotation of the rotary screw 27, the rotary screw 27 is screwed into the screw hole 24, thereby controlling the distance between the stationary housings 1.

In the above foundation pit support device for building construction, the rotating screw 27 is connected with the fixing bolt 23 through a thread, the external threaded sleeve 28 is fixed outside the threaded hole 24, the external threaded sleeve 28 is provided with a thread, the fixing bolt 23 includes the internal threaded sleeve 20 and the external internal threaded sleeve 21, the internal threaded sleeve 20 is connected with the rotating screw 27 through a thread, and the external internal threaded sleeve 21 is connected with the external threaded sleeve 28 through a thread. When the fixing housing 1 is fixed, the fixing bolt 23 is rotated on the rotating screw 27, so that the external internally threaded sleeve 28 rotates on the rotating screw 27 and simultaneously rotates on the externally threaded sleeve 28, and thus the adjacent fixing housings 1 are fixed not only by the fixing of the rotating screw 27 and the threaded hole 24, but also by the threaded connection between the fixing bolt 23 and the externally threaded sleeve 28.

Example 2

Compared with embodiment 1, the improvement point of the present embodiment is that: the bottom of the fixed shell 1 is fixed with a bottom ground block 26, the side edge of the middle pressing plate 6 is fixed with a fixed tooth 7, the side edges of the upper pressing plate 10 and the lower pressing plate 4 are fixed with a supporting bulge 22, and the supporting bulge 22, the bottom ground block 26 and the fixed tooth 7 are toothed. The supporting and fixing are realized by the toothed supporting bulge 22, the bottom land block 26 and the fixing teeth 7.

The working principle of the invention is as follows: firstly, the rotating screw 27 is connected with the threaded hole 24 by the rotation of the rotating screw 27, so as to control the distance between the fixed shells 1, then the fixed shells 1 are fixed on the side wall of the foundation pit, then the upper pressing plate 10 and the lower pressing plate 4 are used for realizing the fixation of the positions above and at the bottom of the foundation pit through the internal structures of the pressing plates at two ends, namely when the upper pressing plate 10 or the lower pressing plate 4 is pressed, the pressing plate 5 is pressed by the lower pressing plate 3, so that the internal sliding plate 11 moves transversely, the internal hydraulic liquid 2 is pressed, the internal hydraulic liquid 2 reaches the inside of the branch pipe 15 through the communicating valve 16, the internal hydraulic liquid 2 compresses the branch pressing plate 14, the branch pressing plate 14 compresses the air inside the branch sleeve 12 to realize the buffering, then the position fixation is realized, and the balance of the pressures at the left side and the right side is reached, thereby realize the guard action, when the intermediate position of foundation ditch received pressure, utilize the pressure to move middle clamp plate 6 for slide bar 8 in the middle of the pressure is moved, makes middle sliding plate 9 sliding connection, thereby compression middle spring 19 makes the intermediate position to the foundation ditch protect, avoids collapsing that foundation ditch border position caused.

The invention has the beneficial effects that: this device makes can protect the foundation ditch through the combined action that adopts inside hydraulic liquid and spring, utilizes the effect of rotating screw rod and fixing bolt to realize the fixed between the fixed shell simultaneously for fixed effect is better, and the device is gone up through being provided with top clamp plate, middle clamp plate and below clamp plate moreover, makes and to carry out omnidirectional fixed to the foundation ditch.

While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.