CN113585334A - Comprehensive pipe gallery support pre-buried channel and installation method thereof - Google Patents
Comprehensive pipe gallery support pre-buried channel and installation method thereof Download PDFInfo
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- CN113585334A CN113585334A CN202110866732.9A CN202110866732A CN113585334A CN 113585334 A CN113585334 A CN 113585334A CN 202110866732 A CN202110866732 A CN 202110866732A CN 113585334 A CN113585334 A CN 113585334A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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Abstract
The utility model relates to a pre-buried channel of a comprehensive pipe gallery support and an installation method thereof, which comprises a plurality of groups of pre-buried chutes, wherein each group of pre-buried chutes is of an inward curled edge structure, and a plurality of groups of chute rivets distributed up and down are integrally fixed on the end surface of one side of the pre-buried chute, which is far away from the notch of the pre-buried chute; the template trolley is placed on the ground inside the pipe gallery and comprises a support frame and a side die which is fixedly connected with the support frame and is made of stainless steel materials, and a plurality of groups of through holes which are distributed up and down are formed in the side die; the T-shaped bolts are inserted into the notches of the pre-buried sliding grooves in a plurality of groups and distributed up and down, the end portions of the T-shaped bolts are clamped into the notches of the pre-buried sliding grooves, and the T-shaped bolts penetrate through the through holes in the side molds and are screwed with nuts. This application has guaranteed the positioning accuracy of pre-buried spout effectively, and the problem that the location is inaccurate, concrete appearance quality is poor when solving traditional pre-buried spout pre-buried.
Description
Technical Field
The application relates to the field of pipe gallery construction, in particular to a pre-buried channel of a comprehensive pipe gallery support and an installation method of the pre-buried channel.
Background
Pipe gallery, i.e. the corridor of the pipeline. A plurality of pipelines in chemical industry and related factories are gathered together and arranged along the outside of a device or a factory building, generally in the air, and are supported by a support to form a similar appearance with a corridor; there are also a few pipe galleries located underground. The main place for centralized laying of large-scale device pipeline is formed from upright column, cross beam and truss which are made into steel structure or reinforced concrete structure, and can be divided into single layer or several layers according to their types, and can be passed through or not passed through.
The comprehensive pipe gallery support is mainly used for pipeline supports for building intensive tunnels in urban road underground spaces, such as municipal administration, electric power, communication, gas, water supply and drainage, heating power and other pipeline supports and fixes. The utility tunnel support has realized standardized product, and the subassembly can be assembled to the construction site, and the expansibility is stronger, and the later stage increases the pipeline and can expand on former basis. The utility tunnel support system is composed of a pre-buried channel, high-strength T-shaped connecting T-shaped bolts, C-shaped pre-buried chutes, cantilever pre-buried chutes, pre-buried chute accessories, anti-seismic components, anti-seismic pipe clamps, cable clamps and the like in a mechanical connection mode through the T-shaped bolts. The comprehensive pipe gallery support has strong corrosion resistance, vibration resistance, impact resistance and slip resistance, and is connected with concrete by anchor bolts.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the existing pipe gallery embedded part is a 20 x 2cm steel plate, the steel plate needs to be welded with two U-shaped steel bars, and the steel plate is welded and connected with the wall surface steel bars after the wall surface steel bars are bound; when the steel plate is welded, the welding quality and the embedded position are accurate, the steel plate cannot fall off and needs to be tightly attached to the template when the template is installed, the process is complicated, and the workload is large; in actual construction, because the mould expands when concrete is poured, the steel plate is difficult to be closely attached to the template; the steel plate is wrapped by the concrete and cannot be exposed after pouring, the embedded steel plate needs to be dug out through secondary positioning, the appearance quality of the concrete is difficult to guarantee, and therefore an improved space exists.
Disclosure of Invention
In order to facilitate the installation of the pipe gallery embedded parts in the pipe gallery and ensure the appearance quality of concrete, the application provides the comprehensive pipe gallery support embedded channel and the installation method thereof.
The application provides a utility tunnel support embedded channel and installation method thereof adopts following technical scheme:
a pre-buried channel of a comprehensive pipe gallery support comprises a plurality of groups of pre-buried chutes, wherein each group of pre-buried chutes is of an inward curled edge structure, and a plurality of groups of chute rivets distributed up and down are integrally fixed on the end surface of one side of each pre-buried chute, which is far away from a notch of the pre-buried chute; the template trolley is placed on the ground inside the pipe gallery and comprises a support frame and a side die which is fixedly connected with the support frame and is made of stainless steel materials, and a plurality of groups of through holes which are distributed up and down are formed in the side die; the T-shaped bolts are inserted into the notches of the pre-buried sliding grooves in a plurality of groups and distributed up and down, the end portions of the T-shaped bolts are clamped into the notches of the pre-buried sliding grooves, and the T-shaped bolts penetrate through the through holes in the side molds and are screwed with nuts.
By adopting the technical scheme, when the groups of pre-buried chutes are pre-buried in the pipe gallery, the operation is carried out by means of the template trolley, the side molds on the two sides are supported by the support frame on the template trolley, at the moment, the end parts of the T-shaped bolts are inserted into the notches of the groups of pre-buried chutes by means of the groups of T-shaped bolts, the T-shaped bolts penetrate through the through holes on the side molds and tighten the nuts, so that the groups of pre-buried chutes and the side molds are integrally connected, the concrete is poured, the poured concrete is in contact with the side molds on the two sides, the outer end surfaces of the side molds are vertical and smooth, and meanwhile, rivets of the groups of chutes are pre-buried in the concrete; pour the medial surface position of accomplishing the back from each group's side form and lift off each group's nut, with each group's side form and the inside separation of piping lane of concrete material, it is pre-buried to accomplish the channel, technical scheme in this application, with the help of the stainless steel side form of template platform truck, side form self has sufficient rigidity, can guarantee the positioning accuracy of pre-buried spout effectively, the inaccurate, poor problem of concrete appearance quality of location when solving traditional pre-buried spout and pre-burying.
Preferably, each group the turn-up all processes in the both sides of pre-buried spout and is the rack form, each group the tip processing of spout rivet is the rack form, each group the tip of spout rivet with turn-up joint cooperation in the both sides of pre-buried spout.
Through adopting above-mentioned technical scheme, when carrying out each group T type bolt when the inside installation of pre-buried spout notch, the rack section of each group T type bolt tip was fixed with the rack section joint of turn-up in the pre-buried spout both sides this moment, and when the nut had been avoided screwing up in the aforesaid setting, T type bolt took place to rotate in the notch of pre-buried spout is inside, and then is convenient for fix each group T type bolt, has promoted the convenience when T type bolt installs.
Preferably, the upper end part of the embedded sliding groove is buckled with an end cover.
Through adopting above-mentioned technical scheme, the end cover lock joint is in the upper end of pre-buried spout, and when carrying out the concrete placement operation, the end cover plays the shutoff effect to pre-buried spout tip this moment, has avoided the mortar to take place the overflow from the upper end of pre-buried spout.
Preferably, the upper end parts of the side dies on the two sides of the template trolley are provided with cover plates in an arch structure, and the two side edges of each cover plate are in sliding connection with the upper end parts of the side dies of each group; two groups of oil cylinders which are obliquely arranged are fixed between the two sides of the support frame and the inner sides of the side molds.
By adopting the technical scheme, the cover plate is in sliding connection with the side dies on the two sides, the cover plate and the side dies on the two sides form a complete structure, and when the vault in the pipe gallery is constructed, the cover plate forms a support for the vault; the side forms are fixedly connected with the supporting frame through the two groups of oil cylinders, and the oil cylinders can stretch out and draw back, so that the sliding of the side forms on the two sides is convenient to realize, and the connection of the side forms and the supporting frame is realized.
Preferably, the lower end parts of the two sides of the support frame are rotatably connected with pulleys, two groups of rails distributed in parallel are paved on the ground, and the pulleys and the two groups of rails are connected in an inserting mode to rotate.
Through adopting above-mentioned technical scheme, each group's pulley slides with subaerial track grafting, and the subaerial removal of template platform truck has been realized to the aforesaid setting, makes this kind of template platform truck subaerial removal more convenient, high-efficient.
Preferably, each group of the pre-buried chutes deviates from the vertical end surface of one side of the notch of the pre-buried chutes and is provided with a plurality of groups of round holes which are distributed up and down in a run-through manner.
Through adopting above-mentioned technical scheme, each group's round hole is located pre-buried spout, when carrying out the operation of pouring of concrete, concrete mortar was through each group's round hole to the inside overflow of pre-buried spout this moment, and the aforesaid sets up and has realized concrete mortar to the inside packing of pre-buried spout, and the concrete mortar of pre-buried spout inside realizes a body coupling with the wall body of piping lane, and then makes each group's structural strength on the pre-buried spout piping lane promote.
Preferably, one end of each group of the sliding groove rivets, which is far away from the embedded sliding groove, is in an enlarged shape.
Through adopting above-mentioned technical scheme, the tip of spout rivet is enlargeing form, and the aforesaid sets up the anchor stability that makes each group's spout rivet inside the wall body and promotes, makes pre-buried spout promote at the inside tensile strength of drawing of piping lane, is convenient for carry out the opening of the great load article in later stage and hangs.
The utility model provides a utility tunnel support embedded channel installation method which characterized in that:
a. laying two groups of rails on the ground, assembling the template trolley, connecting the support frame with the side molds on two sides through all groups of oil cylinders at the moment, and inserting and rotating all groups of pulleys with the rails;
b. penetrating each group of sliding groove rivets through each group of through holes on the side mold, and pre-screwing each group of nuts;
c. approaching each group of pre-buried chutes to the outer end face of the side mold, inserting each group of T-shaped bolts into the notches of the pre-buried chutes in an inserting manner, and clamping and fixing the rack sections on the T-shaped bolts and the rack sections on the pre-buried chutes; screwing each group of nuts on the inner side of the side die;
d. fastening each group of end covers on the upper end part of the pre-buried sliding groove; each group of sliding groove rivets is fixedly connected with the embedded sliding groove integrally;
e. pouring concrete, wherein the concrete covers the groups of the vertically arranged embedded chutes, and the concrete overflows into the groups of the embedded chutes from the groups of the round holes;
f. after the concrete is dehydrated and solidified, the operating personnel depressurizes the oil cylinders of each group at the moment, and the side dies of each group move to the middle position, so that the nuts of each group are completely unloaded from the side dies of each group, and the nuts of each group are stored;
g. at this moment, each group of pre-buried sliding grooves are pre-buried on the side wall of the pipe gallery, so that the hanging connection and installation requirements of various electromechanical devices in the later period are facilitated.
By adopting the technical scheme, when the pipe gallery is constructed, a constructor carries out auxiliary construction by means of the template trolley, the support frame in the template trolley supports the side mold through all groups of oil cylinders, and the connection between all groups of pre-buried chutes and the side mold is realized by means of all groups of T-shaped bolts and nuts, the side mold is made of stainless steel, so that when concrete is poured, the side mold bears the pressure of the concrete, the side mold is not easy to deform under pressure, and the smooth finish of the vertical inner wall of the pipe gallery is also ensured; after the poured concrete is dehydrated and hardened, the nuts of the groups are dismantled, the oil cylinders of the groups are decompressed to enable the oil cylinders to shrink, the oil cylinders draw the side dies of the groups to enable the side dies of the groups to move towards the middle position, the two side dies of the groups are connected with the cover plate in a sliding mode, and therefore the side dies of the groups are separated from the T-shaped bolt.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by means of each group of T-shaped bolts, the end parts of the T-shaped bolts are inserted into the notches of the pre-buried sliding grooves, the T-shaped bolts penetrate through holes in the side molds and are screwed with nuts, at the moment, the pre-buried sliding grooves and the side molds are integrally connected, concrete is poured, the poured concrete is in contact with the side molds on two sides, the outer end surfaces of the side molds are vertical and smooth, and rivets of the sliding grooves are pre-buried in the concrete; according to the technical scheme, the stainless steel side die of the template trolley has enough rigidity, so that the positioning accuracy of the pre-buried sliding groove can be effectively guaranteed, and the problems of inaccurate positioning and poor appearance quality of concrete during pre-burying of the traditional pre-buried sliding groove are solved; the end parts of the chute rivets are in an enlarged shape, and the arrangement improves the anchoring stability of each group of chute rivets in the wall body, improves the tensile strength of the embedded chutes in the pipe gallery and facilitates the later-stage stretching and hanging of larger load objects;
2. the cover plate is connected with the side dies on the two sides in a sliding mode, the cover plate and the side dies on the two sides form a complete structure, and when the vault inside the pipe gallery is constructed, the cover plate forms a support for the vault; the two groups of oil cylinders fixedly connect the side molds with the support frame, and the oil cylinders can stretch out and draw back, so that the sliding of the side molds of each group at two sides is convenient to realize, and the connection of the side molds and the support frame is realized;
3. when concrete is poured, the side die bears the pressure of the concrete, the side die is not easy to deform under pressure, and the smoothness of the vertical inner wall of the pipe gallery is also ensured; after the poured concrete is dehydrated and hardened, the nuts of the groups are dismantled, the oil cylinders of the groups are decompressed to enable the oil cylinders to shrink, the oil cylinders draw the side dies of the groups to enable the side dies of the groups to move towards the middle position, the two side dies of the groups are connected with the cover plate in a sliding mode, and therefore the side dies of the groups are separated from the T-shaped bolt.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic view, partially in section, of a tube lane in the present application;
FIG. 3 is an enlarged view at A in FIG. 2;
fig. 4 is an enlarged view at B in fig. 2.
Description of reference numerals: 1. pre-burying a sliding chute; 11. an end cap; 12. a circular hole; 2. a chute rivet; 3. a template trolley; 31. a support frame; 311. a pulley; 32. side mould; 321. a through hole; 33. a cover plate; 4. a T-bolt; 41. a nut; 5. an oil cylinder; 6. a pipe gallery; 7. a ground surface; 71. a track.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a pre-buried channel of a comprehensive pipe rack support and an installation method thereof. Referring to fig. 1, a ground 7 is horizontally disposed, and a pipe gallery 6 is constructed on the ground 7. Placed template platform truck 3 on the ground 7 of 6 inside of pipe gallery, template platform truck 3 include support frame 31 and with support frame 31 fixed connection's side form 32, these two sets of side form 32, each group's side form 32 is vertical and parallel arrangement, and side form 32 is stainless steel, and the vertical terminal surface that two sets of side forms 32 set up dorsad is comparatively smooth. The upper ends of the side dies 32 on the two sides of the formwork trolley 3 are provided with cover plates 33 in an arch structure, the edges on the two sides of each cover plate 33 are in sliding connection with the upper ends of the side dies 32, and the inner arc surfaces of the cover plates 33 are supported by the supporting frames 31.
Referring to fig. 2 and 3, this kind of utility tunnel support embedded channel includes a plurality of pre-buried spouts 1 of group, and each sets of pre-buried spout 1 vertical setting, and each sets of pre-buried spout 1 is interior turn-up structure, and the notch of pre-buried spout 1 is towards each sets of side form 32, and the equidistant distribution of horizontal distance between arbitrary two sets of pre-buried spouts 1. The embedded chute 1 deviates from the chute end face of the notch, a plurality of groups of chute rivets 2 distributed from top to bottom are integrally fixed on the end face of one side, the two adjacent groups of chute rivets 2 are distributed at equal intervals, and one end, far away from the embedded chute 1, of each group of chute rivets 2 is in an enlarged shape. Each group of pre-buried chutes 1 is communicated with a plurality of groups of vertically distributed round holes 12 on the vertical end surface of one side deviating from the notch of the pre-buried chute, and the two groups of arbitrarily adjacent round holes 12 are distributed at equal intervals.
The side mold 32 is provided with a plurality of groups of through holes 321 distributed up and down; inside the grafting of the notch of pre-buried spout 1 has the T type bolt 4 that a plurality of groups distribute from top to bottom, inside the notch of pre-buried spout 1 of tip card access of T type bolt 4, the width of the 4 tip of T type bolt cooperatees with the width of pre-buried spout 1 notch, and each group T type bolt 4 runs through-hole 321 on the side form 32 and screws up there is nut 41.
The both sides of each group of pre-buried spout 1 inside curl all processes and is the rack form, and the tip processing of each group of spout rivet 2 is the rack form, and the tip of each group of spout rivet 2 and the both sides inside curl joint cooperation of pre-buried spout 1. The upper end of the pre-buried chute 1 is buckled with the end cover 11, and when concrete mortar pouring operation is carried out, the end cover 11 plays a role in plugging the end of the pre-buried chute 1, so that the concrete mortar is prevented from overflowing from the upper end of the pre-buried chute 1.
Referring to fig. 2 and 4, two sets of oil cylinders 5 are fixed between two sides of the support frame 31 and the inner sides of the sets of side molds 32, the side molds 32 and the support frame 31 are fixedly connected by the two sets of oil cylinders 5, and the oil cylinders 5 can extend and retract during construction, so that the side molds 32 on two sides can slide conveniently, and the side molds 32 and the support frame 31 can be connected. The lower end parts of two sides of the supporting frame 31 are rotatably connected with pulleys 311, two groups of parallel tracks 71 are paved on the ground 7, the width of the pulleys 311 is matched with the width of the tracks 71, and each group of pulleys 311 and the two groups of tracks 71 are in inserted connection for rotation.
The utility model provides an embodiment's utility tunnel support embedded channel and installation method's implementation principle does:
in the process of operating the pre-buried channel of the bracket, constructors operate by means of the template trolley 3,
a. two groups of rails 71 are laid on the ground 7 to assemble the template trolley 3, at the moment, the support frame 31 is connected with the side molds 32 on two sides through the oil cylinders 5, and the pulleys 311 are inserted into the rails 71 to rotate;
b. penetrating each group of chute rivets 2 through each group of through holes 321 on the side mold 32 and pre-tightening each group of nuts 41;
c. approaching each group of pre-buried chutes 1 to the outer end face of the side mold 32, inserting each group of T-shaped bolts 4 into the notches of the pre-buried chutes 1, and clamping and fixing the rack sections on the T-shaped bolts 4 and the rack sections on the pre-buried chutes 1; screwing each set of nuts 41 on the inner side of the side mold 32;
d. buckling each group of end covers 11 on the upper end part of the embedded chute 1; each group of sliding chute rivets 2 is fixedly connected with the embedded sliding chutes 1 integrally;
e. pouring concrete, wherein the concrete covers the groups of the vertically arranged embedded chutes 1, and the concrete overflows into the groups of the embedded chutes 1 from the groups of the round holes 12;
f. after the concrete is dehydrated and solidified, the operator releases the pressure of each group of oil cylinders 5, and moves each group of side molds 32 to the middle position, so that each group of nuts 41 are completely detached from each group of side molds 32, and each group of nuts 41 are stored;
g. at this moment, each group of embedded sliding grooves 1 are embedded in the side wall of the pipe gallery 6, so that the hanging and installation requirements of various electromechanical devices in the later period are facilitated.
According to the technical scheme, the stainless steel side die 32 of the template trolley 3 has enough rigidity, so that the positioning accuracy of the pre-buried sliding groove 1 can be effectively guaranteed, and the problems of inaccurate positioning and poor appearance quality of concrete when the traditional pre-buried sliding groove 1 is pre-buried are solved; the tip of spout rivet 2 is enlarged form, and above-mentioned setting makes each group's spout rivet 2 promote at the inside anchor stability of wall body, makes pre-buried spout 1 promote at the inside tensile strength of piping lane 6, is convenient for carry out the opening of the great load article in later stage and hangs.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a utility tunnel support embedded channel which characterized in that: the embedded sliding chute structure comprises a plurality of groups of embedded sliding chutes (1), each group of embedded sliding chutes (1) is of an internal curling structure, and a plurality of groups of sliding chute rivets (2) which are distributed up and down are integrally fixed on the end surface of one side of each embedded sliding chute (1) away from a notch of the embedded sliding chute; the formwork trolley (3) is placed on the ground (7) inside the pipe gallery (6), the formwork trolley (3) comprises a support frame (31) and a side mold (32) which is fixedly connected with the support frame (31) and made of stainless steel, and a plurality of groups of through holes (321) which are distributed up and down are formed in the side mold (32); the T-shaped bolts (4) which are distributed vertically are inserted into the notches of the embedded sliding grooves (1) in a plurality of groups, the end portions of the T-shaped bolts (4) are clamped into the notches of the embedded sliding grooves (1), and the T-shaped bolts (4) penetrate through the through holes (321) in the side molds (32) and are screwed with nuts (41).
2. The utility model provides a utility tunnel support pre-buried channel of claim 1, its characterized in that: each group the both sides of pre-buried spout (1) are all processed to be rack form, each group the tip processing of spout rivet (2) is rack form, each group the tip of spout rivet (2) with the both sides of pre-buried spout (1) are interior turn-up joint cooperation.
3. The utility tunnel support pre-buried channel of claim 2, its characterized in that: the upper end of the embedded sliding groove (1) is buckled with an end cover (11).
4. The utility tunnel support pre-buried channel of claim 3, its characterized in that: the upper end parts of the side dies (32) on the two sides of the template trolley (3) are provided with cover plates (33) in an arch structure, and the two side edges of each cover plate (33) are in sliding connection with the upper end parts of the side dies (32) of each group; two groups of oil cylinders (5) which are obliquely arranged are fixed between the two sides of the support frame (31) and the inner sides of the side dies (32).
5. The utility tunnel support pre-buried channel of claim 4, its characterized in that: the lower end parts of two sides of the supporting frame (31) are rotatably connected with pulleys (311), two groups of rails (71) which are distributed in parallel are paved on the ground (7), and the pulleys (311) and the two groups of rails (71) are connected in an inserting mode to rotate.
6. The utility tunnel support pre-buried channel of claim 5, its characterized in that: each group of the embedded chutes (1) are communicated with a plurality of groups of circular holes (12) distributed up and down on the vertical end surface of one side deviating from the notches of the embedded chutes.
7. The utility tunnel support pre-buried channel of claim 6, its characterized in that: one end of each group of the chute rivets (2) far away from the embedded chute (1) is enlarged.
8. The utility model provides a utility tunnel support embedded channel installation method which characterized in that:
a. two groups of rails are laid on the ground (7) for splicing the template trolley (3), at the moment, the support frame (31) is connected with the side molds (32) at two sides through all groups of oil cylinders (5), and all groups of pulleys (311) are inserted into the rails (71) for rotation;
b. penetrating each group of chute rivets (2) through each group of through holes (321) on the side mold (32), and pre-screwing each group of nuts (41);
c. approaching each group of pre-buried chutes (1) to the outer end face of the side mold (32), inserting each group of T-shaped bolts (4) into the notches of the pre-buried chutes (1), and clamping and fixing rack sections on the T-shaped bolts (4) and rack sections on the pre-buried chutes (1); tightening each set of nuts (41) on the inner side of the side mold (32);
d. buckling each group of end covers (11) on the upper end part of the pre-buried sliding chute (1); each group of sliding chute rivets (2) is fixedly connected with the embedded sliding chutes (1) integrally;
e. pouring concrete, wherein the concrete covers the groups of the vertically arranged embedded chutes (1), and the concrete overflows into the groups of the embedded chutes (1) from the groups of the round holes (12);
f. after the concrete is dehydrated and solidified, the operating personnel depressurizes the oil cylinders (5) of each group at the moment, and the side dies (32) of each group move to the middle position, so that the nuts (41) of each group are unloaded from the side dies (32) of each group, and the nuts (41) of each group are stored;
g. at this moment, each group of embedded sliding grooves (1) are embedded in the side wall of the pipe gallery (6), so that the hanging installation and other operation requirements of various electromechanical equipment in the later period are facilitated.
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| CN202110866732.9A CN113585334A (en) | 2021-07-29 | 2021-07-29 | Comprehensive pipe gallery support pre-buried channel and installation method thereof |
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| CN202110866732.9A CN113585334A (en) | 2021-07-29 | 2021-07-29 | Comprehensive pipe gallery support pre-buried channel and installation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115467367A (en) * | 2022-08-17 | 2022-12-13 | 湖北工业大学 | Construction method for actively compensating deformation of underpass operation tunnel in upper-layer engineering construction |
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| CN115467367A (en) * | 2022-08-17 | 2022-12-13 | 湖北工业大学 | Construction method for actively compensating deformation of underpass operation tunnel in upper-layer engineering construction |
| CN115467367B (en) * | 2022-08-17 | 2023-06-16 | 湖北工业大学 | Construction method for actively compensating deformation of underpass operation tunnel in upper engineering construction |
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Application publication date: 20211102 |