CN215630085U - Integral derrick pre-buried pit - Google Patents

Abstract

The utility model provides an integrated derrick embedded pit, which comprises a pit and embedded parts, wherein the pit is excavated downwards by taking the ground as a reference to form a rectangular pit structure, concrete is poured on the bottom surface and the side wall of the pit, the embedded parts are respectively arranged on the four corners of the pit, the embedded parts are embedded in the concrete and are integrally fixed, each embedded part comprises a depth supporting bolt, an embedded bolt and an embedded steel plate, the depth supporting bolt and the embedded bolts are vertically arranged and are fixed in the concrete to form a column structure, the depth supporting bolts are positioned in the opposite middle parts, the embedded bolts are distributed and arranged on the opposite outer sides of the depth supporting bolts, the embedded steel plates are fixedly arranged on the embedded bolts and the depth supporting bolts in a penetrating way, and the horizontal height of the embedded steel plates is fixed through screwed nuts, the integrated derrick embedded pit has the advantages of reliable foundation, high installation precision and good durability, can be transformed on the basis of the original community ground, and the construction period is short.

Description

Integral derrick pre-buried pit

Technical Field

The utility model relates to an improvement mode of an elevator derrick structure, in particular to an integrated derrick embedded bottom pit.

Background

The transformation of the elevator of the old community is an important civil engineering nowadays, the main purpose is to install the elevator outside the building of the old community, improve the living comfort of residents, provide better living conditions for the gradually aging community environment, the building structure of the old community does not reserve a well for the elevator, the elevator needs to be installed additionally to build a derrick structure in the external space of the building, provide the working environment for the moving structure of the elevator, ensure the environmental isolation, improve the safety, the elevator derrick needs to occupy a certain ground space, usually the ground corresponding to the outside of the traditional stairwell, the elevator enters and exits to the platform of the stairwell, the elevator derrick needs to be fixed on the ground, the bottom of the elevator derrick needs to have a stable foundation structure, the whole elevator derrick is a steel structural member, the bottom usually needs to have a pre-embedded steel structural member, but the stability of the simple steel structural member is not enough, and the bottom of the elevator also needs to be provided with a safety device, the conventional structure has no enough space for arranging more devices, the safety standard of the elevator cannot be effectively improved, and the basic supporting force of the elevator derrick is weaker, so that the elevator derrick is not beneficial to long-term work and use.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide an integrated derrick pre-buried pit.

The technical scheme adopted by the utility model for solving the problems is as follows: the embedded parts are embedded in the concrete and are integrally fixed, the embedded parts comprise depth supporting bolts, embedded bolts and embedded steel plates, the depth supporting bolts and the embedded bolts are vertically arranged and are fixed in the concrete to form a column structure, the depth supporting bolts are positioned in the opposite middle parts, the embedded bolts are distributed and arranged on the opposite outer sides of the depth supporting bolts, the embedded steel plates are fixedly arranged on the embedded bolts and the depth supporting bolts in a penetrating way and are fixed on the horizontal height of the embedded steel plates through screwed nuts, the embedded steel plates on the four corners of the pit are all positioned at the same horizontal height, and the surfaces of the embedded steel plates are exposed out of the concrete and are used as installation reference surfaces, and a fixing device is arranged above the embedded steel plate.

This device is an improvement design of elevator derrick bottom foundation structure, it is reliable to have the basis, the installation accuracy is high, the advantage that the durability is good, can reform transform on the basis of original district ground, the cycle of construction is short, be favorable to improving work efficiency, and reduce the use of large-scale machinery, reduce the influence to resident environment, improve resident's life travelling comfort, be favorable to carrying out the benefit civil engineering, reduce resident's conflict sense, and the precision of structure can fix a position the measurement in advance at pre-buried in-process, guarantee the size precision of foundation structure after the pouring.

The foundation part of pit excavates subaerial in this structure, fix through the concrete and form regular reference surface in the pit, set up the built-in fitting respectively on the four corners, form the support basis of derrick stand, main rigidity bearing structure is degree of depth supporting bolt and buried bolt in advance, degree of depth supporting bolt is the support part at middle part, buried bolt in advance is the support part that corresponds on every side, form even bearing structure, guarantee the stability of basis, buried steel sheet setting is on degree of depth supporting bolt and buried bolt in advance, form the reference surface, and can pass through the fixing of nut, accurate adjustment horizontal position, after adjusting accurate position, integrative pouring concrete is fixed, form overall stable foundation structure.

Furthermore, the bottom of the depth support bolt is connected with a positioning plate and an expansion bolt, the middle of the positioning plate is fixed with the depth support bolt, two long circular positioning holes are formed in the positioning plate, the expansion bolt is fixed at the bottom of the pit and penetrates through the positioning holes and is fixed by a screw nut. The depth supporting bolt is directly connected to the bottom of the pit and used for adjusting the overall height, the positioning hole in the positioning plate can be subjected to lateral fine adjustment to ensure the position accuracy, and the relative height of the positioning plate on the expansion bolt can be used for adjusting the overall height of the embedded part.

Furthermore, the embedded bolt is shaped like an L, the bent side edge of the embedded bolt horizontally extends towards the side edge, and more than 4 embedded bolts are arranged. The embedded bolt is formed into a bent structure, so that the stability of the embedded bolt in concrete can be improved, and the embedded bolt is prevented from settling and cracking.

Further, fixing device is including connecting fixed plate, rectangle fixed strip and cross fixed strip, and connecting fixed plate is located the top of pre-buried steel sheet to the spiro union is fixed on degree of depth supporting bolt and pre-buried bolt, and the rectangle fixed strip surrounds into the rectangle by rectangular fixed strip and end fixing on connecting fixed plate, and the cross fixed strip forms diagonal cross structure by rectangular fixed strip, and the tip is also fixed on connecting fixed plate. The fixing device is used for arranging a fixing frame structure on the upper portion of the pit and is used for fixing equipment and improving the space utilization rate of the pit structure.

Furthermore, the pre-buried steel plate is formed into the rectangle to the corner cut of rectangle is formed at the position that corresponds the pit edge, at 7 perforation of pre-buried steel plate's marginal equipartition, sets up 1 perforation in the middle part, and 7 perforations at edge correspond and set up 7 pre-buried bolts, and a perforation in middle part corresponds degree of depth supporting bolt. The corner cut of pre-buried steel sheet corresponds with the edge of pit, avoids work to interfere to set up more perforation and pre-buried screw, improve the security of structure.

Compared with the prior art, the utility model has the following advantages and effects: this device is an improvement design of elevator derrick bottom foundation structure, it is reliable to have the basis, the installation accuracy is high, the advantage that the durability is good, can reform transform on the basis of original district ground, the cycle of construction is short, be favorable to improving work efficiency, and reduce the use of large-scale machinery, reduce the influence to resident environment, improve resident's life travelling comfort, be favorable to carrying out the benefit civil engineering, reduce resident's conflict sense, and the precision of structure can fix a position the measurement in advance at pre-buried in-process, guarantee the size precision of foundation structure after the pouring.

Drawings

Fig. 1 is a schematic top view of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is a schematic structural diagram of pit civil engineering.

In the figure: 1. the concrete structure comprises a pit, 2, embedded parts, 3, concrete, 4, depth supporting bolts, 5, embedded bolts, 6, embedded steel plates, 7, a positioning plate, 8, expansion bolts, 9, a connecting fixing plate, 10, rectangular fixing strips, 11 and cross fixing strips.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.

An integrated derrick pre-buried pit comprises a pit 1 and pre-buried parts 2, wherein the pit 1 is excavated downwards by taking the ground as a reference to form a rectangular pit 1 structure, concrete 3 is poured on the bottom surface and the side wall of the pit 1, the pre-buried parts 2 are respectively arranged on four corners of the pit 1, the pre-buried parts 2 are embedded in the concrete 3 and integrally fixed, the pre-buried parts 2 comprise depth supporting bolts 4, pre-buried bolts 5 and pre-buried steel plates 6, the depth supporting bolts 4 and the pre-buried bolts 5 are vertically arranged and fixed in the concrete 3 to form a column structure, the depth supporting bolts 4 are positioned in the middle parts which are opposite, the pre-buried bolts 5 are distributed and arranged on the outer sides of the depth supporting bolts 4, the pre-buried steel plates 6 are fixedly arranged on the pre-buried bolts 5 and the depth supporting bolts 4 in a penetrating manner and the horizontal height of the pre-buried steel plates 6 is fixed through screwed nuts, the embedded steel plates 6 on the four corners of the pit 1 are all at the same horizontal height, the surfaces of the embedded steel plates 6 are exposed out of the concrete 3 and serve as installation reference surfaces, and fixing devices are installed above the embedded steel plates 6.

The bottom of the depth support bolt 4 is connected with a positioning plate 7 and an expansion bolt 8, the middle of the positioning plate 7 is fixed with the depth support bolt 4, two long circular positioning holes are formed in the positioning plate 7, the expansion bolt 8 is fixed at the bottom of the pit 1, and the expansion bolt 8 penetrates through the positioning holes and is fixed through a screw nut.

The embedded bolts 5 are formed into an L shape, the bent side edges of the embedded bolts horizontally extend towards the side edges, and more than 4 embedded screws are arranged.

Fixing device is including connecting fixed plate 9, rectangle fixed strip 10 and cross fixed strip 11, connects fixed plate 9 to be located the top of pre-buried steel sheet 6 to the spiro union is fixed on degree of depth supporting bolt 4 and pre-buried bolt 5, and rectangle fixed strip 10 surrounds into the rectangle and end fixing on connecting fixed plate 9 by rectangular fixed strip, and cross fixed strip 11 forms diagonal cross structure by rectangular fixed strip, and the end is also fixed on connecting fixed plate 9.

The embedded steel plate 6 is formed into a rectangle, a rectangular chamfer is formed at a position corresponding to the edge of the pit 1, 7 through holes are uniformly distributed at the edge of the embedded steel plate 6, 1 through hole is formed in the middle of the embedded steel plate, 7 through holes at the edge are correspondingly provided with 7 embedded bolts 5, and one through hole in the middle of the embedded steel plate corresponds to the depth supporting bolt 4.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it is therefore intended that the present embodiments be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides an integral type derrick pre-buried pit which characterized in that: the foundation pit structure comprises a foundation pit (1) and embedded parts (2), wherein the foundation pit (1) is excavated downwards by taking the ground as a reference to form a rectangular foundation pit (1) structure, concrete (3) is poured on the bottom surface and the side wall of the foundation pit (1), the embedded parts (2) are respectively arranged on four corners of the foundation pit (1), the embedded parts (2) are embedded in the concrete (3) and integrally fixed, each embedded part (2) comprises a depth supporting bolt (4), an embedded bolt (5) and an embedded steel plate (6), the depth supporting bolts (4) and the embedded bolts (5) are both vertically arranged and fixed in the concrete (3) to form a vertical column structure, the depth supporting bolts (4) are positioned in the opposite middle parts, the embedded bolts (5) are distributed on the opposite outer sides of the depth supporting bolts (4), and the embedded steel plates (6) are fixedly arranged on the embedded bolts (5) and the depth supporting bolts (4), the horizontal height of the embedded steel plates (6) is fixed through the screwed nuts, the embedded steel plates (6) on the four corners of the pit (1) are all located at the same horizontal height, the surfaces of the embedded steel plates (6) are exposed out of the concrete (3) and serve as installation reference surfaces, and a fixing device is installed above the embedded steel plates (6).

2. The integrated derrick pre-buried pit as claimed in claim 1, wherein: the bottom of the depth supporting bolt (4) is connected with a positioning plate (7) and an expansion bolt (8), the middle of the positioning plate (7) is fixed with the depth supporting bolt (4), two long circular positioning holes are formed in the positioning plate (7), the expansion bolt (8) is fixed to the bottom of the pit (1), and the expansion bolt (8) penetrates through the positioning holes and is fixed through a threaded nut.

3. The integrated derrick pre-buried pit as claimed in claim 1, wherein: the embedded bolts (5) are L-shaped, the bent side edges of the embedded bolts horizontally extend to the side edges, and more than 4 embedded screws are arranged.

4. The integrated derrick pre-buried pit as claimed in claim 1, wherein: fixing device is including connecting fixed plate (9), rectangle fixed strip (10) and cross fixed strip (11), it is located the top of pre-buried steel sheet (6) to connect fixed plate (9), and the spiro union is fixed on degree of depth stay bolt (4) and pre-buried bolt (5), rectangle fixed strip (10) surround into the rectangle by rectangular fixed strip and the end fixing connects on fixed plate (9), cross fixed strip (11) form diagonal cross structure by rectangular fixed strip, and the end is also fixed on connecting fixed plate (9).

5. The integrated derrick pre-buried pit as claimed in claim 1, wherein: the embedded steel plate (6) is formed into a rectangle, a rectangular cut angle is formed at the position corresponding to the edge of the pit (1), 7 through holes are uniformly distributed at the edge of the embedded steel plate (6), 1 through hole is formed in the middle of the embedded steel plate, 7 through holes in the edge are correspondingly provided with 7 embedded bolts (5), and one through hole in the middle of the embedded steel plate corresponds to the depth supporting bolt (4).

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