CN114558261B - Underground space construction is with fire prevention safety control system - Google Patents

Abstract

The application discloses a fireproof safety control system for underground space construction, which comprises a spray pipe for externally connecting a water source, a plurality of mounting frames for mounting the spray pipe, a controller and a plurality of detectors, wherein the spray pipe is provided with a plurality of spray heads, and the water inlet end of the spray pipe is provided with an electric control locking valve; the detector is arranged on the upper part of the mounting frame and used for detecting the temperature change of the area where the detector is arranged, the detector is electrically connected with the controller, and the electric control locking valve is electrically connected with the controller; the mounting frame comprises two vertical frames, each vertical frame comprises a ground keel, a vertical keel and a top keel, the ground keel and the top keel extend in the same direction far away from the vertical keel, and a plurality of transverse frames are detachably connected between the two vertical frames; the one end of keeping away from vertical fossil fragments along top fossil fragments is located to the spray pipe support, and the upper portion of mounting bracket is used for the roof of butt underground space. The application can provide a fire prevention safety control system convenient to dismouting for underground space work progress.

Description

Underground space construction is with fire prevention safety control system

Technical Field

The application relates to the field of fire protection technology, in particular to a fire protection safety control system for underground space construction.

Background

Fire prevention is an important subject for guaranteeing the life health and property safety of people in social production and life, common fire prevention facilities and tools in the environment of people's life include fire extinguishers, fire hydrant boxes and the like, but because the occurrence place and the occurrence time of a fire have randomness, the fire is difficult to control manually, so that a fire prevention safety control system with more comprehensive prevention and control needs to be arranged in some important places for better preventing and controlling the fire.

For example, patent publication No. CN207037439U discloses a fire-proof safety control system for waste gas equipment, which comprises a branch pipeline arranged in a working area, wherein a plurality of branch detectors are arranged in the branch pipeline; a main pipeline for connecting the branch pipelines, wherein a plurality of main detectors are arranged in the main pipeline; the main exhaust pipe is used for discharging waste gas and is connected with a fan; the flame-retardant pipe is used for connecting the main exhaust pipe with the main pipeline; a front automatic closing valve is arranged between the flame-retardant pipe and the main pipeline; and the control device is respectively in signal connection with the main detector, the branch detector, the fan and the front automatic closing valve.

The said technology detects the fire by the detector and controls the automatic closing valve and the fan to close by the control device to control the spread of fire. In the fire safety control system under other scenes, the fire is also prevented and controlled by arranging a detector and a control device, but the specific means for controlling the fire is different, and under the common conditions, the common means mainly comprise a spraying pipeline, equipment for pumping and exhausting air and the like. However, for engineering projects in construction, such as an underground space which is in the construction process and has not been built with a fire-fighting system, a great deal of potential fire hazard exists in the construction process, fire safety control is urgently needed in the construction of the underground space, but effective fire safety control measures are lacked; usually during the construction, for satisfying the construction demand, can arrange easy dismounting's temporary power supply and interim construction water, but lack the dismouting of being convenient for and effectual fire prevention safety control measure to underground space work progress.

Disclosure of Invention

In order to solve the problem that the underground space construction process lacks the convenient dismouting and comparatively effectual fire prevention safety control measure, this application provides underground space is fire prevention safety control system for construction.

The application provides a fire prevention safety control system is used in underground space construction adopts following technical scheme:

the fireproof safety control system for underground space construction comprises a spray pipe, a plurality of mounting frames, a controller and a plurality of detectors, wherein the spray pipe is externally connected with a water source, the mounting frames are used for erecting the spray pipe, the spray pipe is provided with a plurality of spray heads, and the water inlet end of the spray pipe is provided with an electric control locking valve; the detector is arranged on the upper part of the mounting rack and used for detecting the temperature change of the area where the detector is arranged, the detector is electrically connected with the controller, and the electric control locking valve is electrically connected with the controller; the mounting frame comprises two vertical frames, each vertical frame comprises an edge keel, a vertical keel and an edge top keel, the edge top keel and the edge keel are respectively positioned at the upper end and the lower end of the vertical keel, the edge keel and the edge top keel extend in the same direction along the direction far away from the vertical keel, the length of the edge top keel is greater than that of the edge keel, and a plurality of transverse frames are detachably connected between the two vertical frames; the spray pipe support is located keep away from along the top fossil fragments the one end of vertical fossil fragments, the upper portion of mounting bracket is used for the roof in butt underground space.

Through adopting above-mentioned technical scheme, when the detector senses the environment of week side and the condition of a fire appears, the automatically controlled locking valve of controller opens, makes the shower head on the shower spray the water spray and puts out a fire, satisfies the fire prevention safety control during the underground space construction. The spray pipe is installed through a plurality of installation frames, the installation frames are connected through two vertical frames through cross frames, the installation frames form a standing three-dimensional structure, the installation frames are placed close to the wall, and the vertical keels of the installation frames are close to the wall as far as possible, so that the space occupied by the installation frames is reduced, when the installation frames are used for erecting the spray pipe, the spray pipe is installed at the position, far away from the vertical keels of the two vertical frames, of the installation frames as far as possible, the coverage range of a spray head is wider, the length along the top keel is larger than that along the ground keel, the requirement for widening the coverage range of the spray pipe is favorably met, the occupied space along the ground keel is reduced, the upper portion of the installation frame abuts against the top wall of the underground space, the installation frames are not prone to toppling forwards, and the installation frames are kept in a stable standing state; the mounting frame is combined by the two vertical frames, so that the mounting frame can be conveniently split into the two vertical frames and the plurality of transverse frames after construction of underground space is completed, and the space occupied by the disassembled mounting frame is small; the shower erects through the mounting bracket, and the mounting bracket is the detachable structure, makes the installation of shower and mounting bracket comparatively convenient, has solved lack in the underground space work progress and has made things convenient for dismouting and comparatively effectual fire prevention safety control measure's problem.

Optionally, be equipped with two bed hedgehopping regulating parts along the top fossil fragments, the mounting bracket passes through bed hedgehopping regulating part butt basement space's roof.

Through adopting above-mentioned technical scheme, follow the roof that the fossil fragments pass through bed hedgehopping regulating part butt underground space, the mounting bracket mainly prevents the condition that self appears empting through bed hedgehopping regulating part, and the bed hedgehopping regulating part can compensate along the clearance between fossil fragments and the underground space.

Optionally, bed hedgehopping regulating part includes bed hedgehopping piece and a plurality of adjusting bolt, follow a plurality of confessions of top fossil fragments fixed connection adjusting bolt threaded connection's nut, the vertical setting of adjusting bolt, the lower surface of bed hedgehopping piece is equipped with a plurality of confessions adjusting bolt inserts the locating hole of establishing, the upper surface of bed hedgehopping piece is used for the roof in butt basement space.

Through adopting above-mentioned technical scheme, when adjusting bolt spiral upward movement, can make the bed hedgehopping piece paste the roof in underground space as far as possible.

Optionally, pass through the preparation of C type steel material along the top fossil fragments, the notch along the top fossil fragments sets up, the bed hedgehopping piece is the square, the length direction of bed hedgehopping piece is followed the length direction along the top fossil fragments sets up, the width size of bed hedgehopping piece equals the minimum width size of the inside groove along the top fossil fragments, the lower part of bed hedgehopping piece is located the inslot along the top fossil fragments.

Through adopting above-mentioned technical scheme, the lower part of bed hedgehopping piece is located the inslot along the top fossil fragments, makes along the top fossil fragments have the guide effect to the process that the bed hedgehopping piece reciprocated, makes the process that the bed hedgehopping piece reciprocated comparatively stable, and the state when making bed hedgehopping piece butt basement space roof comparatively stable.

Optionally, an inclined strut is connected between the top keel and the vertical keel and comprises a first screw, a second screw and a double-head threaded sleeve, the screw thread turning directions of the first screw and the second screw are opposite, two ends of the double-head threaded sleeve are respectively in threaded connection with the first screw and the second screw, the other end of the first screw is hinged to the top keel, and the other end of the second screw is hinged to the vertical keel.

A cantilever structure is formed between the top keel and the vertical keel, and the top keel has a tendency of bending and sagging under the self weight and the gravity of the spray pipe; through adopting above-mentioned technical scheme, rotate the double-end swivel nut through the spiral, can make the diagonal brace extension or shorten, the diagonal brace forms supporting role to following a keel when extension, reduces the condition of following the crooked flagging of top keel.

Optionally, the number of the padding adjusting pieces is at least two, one of the padding adjusting pieces is located at one end, close to the vertical keel, of the top keel, and the installation position of the other padding adjusting piece corresponds to the connection position between the diagonal brace and the top keel.

Through adopting above-mentioned technical scheme, when two bed hedgehopping regulating parts butt roof in underground space, receive the supporting role of vertical fossil fragments and diagonal brace respectively, be favorable to making the butt state between bed hedgehopping regulating part and the roof in underground space more stable.

Optionally, the shower pipe includes a plurality of unit pipes, the both ends of unit pipe are equipped with screwed joint respectively, two adjacent screwed joint of unit pipe passes through the movable joint and connects.

Through adopting above-mentioned technical scheme, the shower concatenates through a plurality of unit pipes, connects with the movable joint through the external screwed joint of tip between the unit pipe, even the shower forms detachable construction, makes the shower can realize reuse.

Optionally, keep away from along top fossil fragments the one end fixedly connected with of vertical fossil fragments is used for erectting the crotch of shower, the kickup of crotch, the one end that the stiff end was kept away from to the crotch with leave the confession between the lower surface of top fossil fragments the shower is put into the installing port of crotch, the one end that the stiff end was kept away from to the crotch is along being close to or keeping away from vertical fossil fragments's direction is slided and is connected with the gasket, the crotch is equipped with and is used for forcing the gasket butt follow the compression spring of top fossil fragments lower surface.

Through adopting above-mentioned technical scheme, place when the shower erects between crotch and the lower surface along top fossil fragments, and the space between crotch and the lower surface along top fossil fragments receives the closure effect of closing the piece, makes the position of shower comparatively stable.

Optionally, a chamfer is provided between the edge of the sealing sheet close to the top keel and the edges of the other two sides respectively.

Through adopting above-mentioned technical scheme, during the shower dismouting, can make the pipe wall of shower support and lean on the surface of chamfer, force the gasket to keep away from along the lower surface of top fossil fragments, make the shower can get into the crotch and along between the top fossil fragments lower surface, need not to operate the gasket at this in-process, it is comparatively convenient, make the process of erectting of shower simplify greatly.

Optionally, the vertical keel comprises a first skeleton and a second skeleton, the first skeleton and the second skeleton are both made of C-shaped steel materials, the first skeleton is used for connecting the edge top keel, the second skeleton is used for connecting the edge ground keel, the first skeleton and the second skeleton are inserted in the vertical direction, and the first skeleton is located on the inner side of the second skeleton; the inner wall of the first framework is fixedly connected with a plurality of nuts which are arranged at equal intervals in the vertical direction, the first framework is provided with a plurality of first through holes corresponding to the nuts, the second framework is provided with a plurality of second through holes which are arranged at equal intervals in the vertical direction, the arrangement intervals of the second through holes are set according to the arrangement intervals of the first through holes, and the number of the second through holes is larger than that of the first through holes; the nut is in threaded connection with a screw, the screw penetrates through the first through hole and the second through hole simultaneously, and the cap head of the screw abuts against the second framework.

By adopting the technical scheme, the first framework and the second framework are connected with the corresponding nuts through screws, so that the vertical frame can be further split into two pieces after being disassembled, and the vertical frame is convenient to store; the corresponding relation between the first through hole on the first framework and the second through hole on the second framework can be adjusted, so that the length of the connected vertical keel is changed to adapt to underground spaces with different height spaces; when the mounting frame is adapted to underground spaces with different heights, the height adjustment of the vertical keels and the height adjustment of the heightening adjusting pieces are in synergistic effect, wherein the height adjustment of the vertical keels is used as coarse adjustment, and the height adjustment of the heightening adjusting pieces is used as fine adjustment.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the spray pipe is erected through the mounting frame, and the mounting frame is of a detachable structure, so that the installation process of the spray pipe and the mounting frame is relatively convenient, and the problems that the spray pipe is convenient to disassemble and assemble and relatively effective fire-proof safety control measures are lacked in the construction process of an underground space are solved;

2. the shower concatenates through a plurality of unit pipes, is connected with the movable joint through the external screwed joint of tip between the unit pipe, even the shower forms detachable construction, makes the shower realize reuse.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic structural view of the stand of the present embodiment.

Fig. 3 is a sectional view of a structure for embodying the mat height adjuster of the present embodiment.

Fig. 4 is an exploded view of the structure of the present embodiment for embodying the vertical keel.

Fig. 5 is a partial enlarged view at a in fig. 2.

Description of reference numerals: 1. a shower pipe; 11. a unit pipe; 12. an externally threaded nipple; 13. a movable joint; 14. an internal thread tee joint; 16. a shower head; 17. an electrically controlled latch valve; 2. a mounting frame; 21. erecting a frame; 211. along the ground keel; 212. a vertical keel; 2121. a first skeleton; 2122. a second skeleton; 2123. a first through hole; 2124. a second through hole; 2125. a nut; 2126. a screw; 213. along the top keel; 214. a cross frame; 3. a controller; 4. a detector; 5. a diagonal brace; 51. a first screw; 52. a second screw; 53. a double-ended threaded sleeve; 7. a bed-height adjusting member; 71. adjusting the bolt; 72. a nut; 73. a block for raising; 731. positioning holes; 9. hooking; 91. an installation port; 92. a sealing sheet; 921. chamfering; 93. a sliding groove; 94. compressing the spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses underground space construction is with fire prevention safety control system. Referring to fig. 1 and 2, the fire-proof safety control system for underground space construction comprises a spray pipe 1 for externally connecting a water source, a plurality of mounting frames 2 for erecting the spray pipe 1, a controller 3 and a plurality of detectors 4, wherein the spray pipe 1 is provided with a plurality of spray heads 16, and the water inlet end of the spray pipe 1 is provided with an electric control locking valve 17; the detector 4 is installed on the upper portion of the mounting frame 2, the detector 4 is used for detecting temperature change of an area where the detector 4 is located, the detector 4 is electrically connected with the controller 3, and the electric control locking valve 17 is electrically connected with the controller 3.

When the detector 4 detects that a fire occurs in the surrounding environment, the controller 3 controls the electrically controlled locking valve 17 to open, so that the spray pipe 1 sprays water outwards through the spray header 16 to prevent the spread of the fire.

Referring to fig. 1 and 2, the mounting bracket 2 includes two grudging posts 21, the grudging post 21 includes along the ground keel 211, vertical keel 212 and along top keel 213, along ground keel 211, vertical keel 212 and along top keel 213 make by C type steel material, along top keel 213 with along ground keel 211 be located the upper and lower both ends of vertical keel 212 respectively, along ground keel 211 and along top keel 213 along keeping away from the same direction of vertical keel 212 with extending, length along top keel 213 is greater than the length along ground keel 211, can dismantle through threaded fastener between two grudging posts 21 and be connected with two crossbearers 214, crossbearers 214 set up in along ground keel 211 and vertical keel 212.

Referring to fig. 2, the detector 4 is installed on the lower surface of the top keel 213, the shower pipe 1 is erected at one end of the top keel 213 far away from the vertical keel 212, and the length of the top keel 213 is long, so that the shower pipe 1 can be far away from the wall of the underground space as much as possible, and the coverage of the shower head 16 in spraying water is enlarged as much as possible; in addition, the number of the spray pipes 1 can be increased according to the requirement.

The mounting bracket 2 stands along the keel 211 through two grudging posts 21, and the available heavy objects such as sand bag along keel 211 and crossbearer 214 that are located the lower part of mounting bracket 2 compress tightly, because the upper portion butt underground space's of mounting bracket 2 roof can hinder mounting bracket 2 to empty under the dead weight along top keel 213 and the weight of shower 1.

Referring to fig. 2 and 3, be equipped with two bed hedgehopping regulating parts 7 along top fossil fragments 213, mounting bracket 2 passes through the roof of bed hedgehopping regulating part 7 butt underground space, bed hedgehopping regulating part 7 includes bed hedgehopping piece 73 and two adjusting bolt 71 of vertical setting, two nuts 72 that supply adjusting bolt 71 threaded connection of lower fixed surface along top fossil fragments 213, adjusting bolt 71 vertical setting and with wear to establish along top fossil fragments 213 to be connected, the lower surface of bed hedgehopping piece 73 is equipped with four and supplies adjusting bolt 71 to insert the locating hole 731 of establishing, when adjusting bolt 71 relative nut 72 upward spiral shell move, adjusting bolt 71 forces the upper surface butt top wall of bed hedgehopping piece 73 of underground space. In a further embodiment, the elevation adjuster 7 may also be replaced by a plurality of spacers of different thicknesses stacked on top of each other in the height direction.

Referring to fig. 2, the slot along the top keel 213 is disposed upward, the block 73 of the block height adjuster 7 is a square block, the length direction of the block 73 is disposed along the length direction along the top keel 213, the width dimension of the block 73 is equal to the minimum width dimension of the inner slot along the top keel 213, the lower portion of the block 73 is located in the slot along the top keel 213, and the block 73 is guided along the top keel 213 when moving in the vertical direction.

Referring to fig. 2, an inclined strut 5 is connected between the top keel 213 and the vertical keel 212, the inclined strut 5 includes a first screw 51, a second screw 52 and a double-threaded sleeve 53, the screw thread directions of the first screw 51 and the second screw 52 are opposite, two ends of the double-threaded sleeve 53 are respectively in threaded connection with the first screw 51 and the second screw 52, the other end of the first screw 51 is hinged along the top keel 213, and the other end of the second screw 52 is hinged with the vertical keel 212.

Referring to fig. 2, one of the two padding height adjusting pieces 7 is located at one end of the top keel 213 close to the vertical keel 212, and the installation position of the other padding height adjusting piece 7 corresponds to the connection position between the diagonal brace 5 and the top keel 213. The two padding height adjusting pieces 7 are supported by the vertical keels 212 and the inclined supporting rods 5 respectively, so that the two padding height adjusting pieces 7 are stable in state when being abutted to the top wall of the underground space.

Referring to fig. 2 and 4, the vertical keel 212 includes a first skeleton 2121 and a second skeleton 2122, the first skeleton 2121 and the second skeleton 2122 are both made of C-shaped steel material, the first skeleton 2121 is used for connecting the top keel 213, the second skeleton 2122 is used for connecting the ground keel 211, the first skeleton 2121 and the second skeleton 2122 are inserted and connected in the vertical direction, and the first skeleton 2121 is located inside the second skeleton 2122; the inner wall of the first framework 2121 is fixedly connected with a plurality of nuts 2125 arranged at equal intervals in the vertical direction, the first framework 2121 is provided with a plurality of first through holes 2123 corresponding to the nuts 2125, the second framework 2122 is provided with a plurality of second through holes 2124 arranged at equal intervals in the vertical direction, the number of the second through holes 2124 is greater than that of the first through holes 2123, and the arrangement distance of the second through holes 2124 is set according to the arrangement distance of the first through holes 2123; the nut 2125 is screwed with a screw 2126, the screw 2126 simultaneously passes through a first through hole 2123 and a second through hole 2124, and the head of the screw 2126 abuts against the second frame 2122.

The first framework 2121 and the second framework 2122 of the vertical keel 212 are detachably connected through a screw 2126 and a nut 2125, and the vertical frame 21 can be further split into two pieces, so that the mounting frame 2 is easier to carry after being split; in addition, by adjusting the corresponding relationship between the first through hole 2123 and the second through hole 2124, the height of the vertical keel 212 can be changed, so that the mounting bracket 2 can adapt to underground spaces with different heights.

Referring to fig. 1, a shower pipe 1 includes a plurality of unit pipes 11, both ends of each unit pipe 11 are respectively provided with an external screw joint 12, and the external screw joints 12 of two adjacent unit pipes 11 are connected by a movable joint 13 having internal screw threads at both ends; each unit pipe 11 is provided with an internal thread tee 14 for connecting a spray header 16.

Referring to fig. 2 and 5, a hook 9 for erecting the spray pipe 1 is fixedly connected to the lower surface of one end of the top keel 213 far away from the vertical keel 212, the hook 9 is bent upward, an installation opening 91 for placing the spray pipe 1 into the hook 9 is reserved between one end of the hook 9 far away from the fixed end and the lower surface of the top keel 213, one end of the hook 9 far away from the fixed end is connected with a sealing sheet 92 with a long strip-shaped structure in a sliding manner in a direction close to or far away from the vertical keel 212, a sliding groove 93 for sliding the sealing sheet 92 is formed in the side surface of the hook 9, the sliding groove 93 extends along an arc-shaped path, the sliding groove 93 is a dovetail groove, the cross section of the sealing sheet 92 is trapezoidal, a compression spring 94 for forcing the sealing sheet 92 to abut against the lower surface of the top keel 213 is arranged in the dovetail groove, one end of the compression spring 94 is fixedly connected with the side wall of the dovetail groove far away from the installation opening 91, the other end of the compression spring 94 is fixedly connected with the lower edge of the sealing sheet 92, and a chamfer is arranged between the edge of the sealing sheet 92 close to the edge 921 of the top keel 213 and the other two sides.

When the spray pipe 1 is installed, the outer peripheral wall of the spray pipe 1 is abutted against the chamfer 921 to force the sealing piece 92 to retract into the sliding groove 93, so that the spray pipe 1 can enter the area between the hook 9 and the lower surface of the top keel 213, and the sealing piece 92 does not need to be manually moved in the period, which is more convenient; similarly, shower 1 is not required to be subjected to the moving flap 92 when it is moved away from hook 9.

The implementation principle of the fire-proof safety control system for underground space construction in the embodiment of the application is as follows: when the detector 4 senses that the surrounding environment has a fire, the controller 3 and the controller 3 open the electric control locking valve 17 door, so that the spray header 16 on the spray pipe 1 sprays water to extinguish fire, and the fire prevention safety control during the construction of the underground space is met. Shower 1 erects through mounting bracket 2, and mounting bracket 2 is the detachable structure, makes the installation of shower 1 and mounting bracket 2 comparatively convenient, has solved lack in the underground space work progress and has made things convenient for dismouting and comparatively effectual fire prevention safety control measure's problem.

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 (4)

1. Underground space construction is with fire prevention safety control system, its characterized in that: the automatic water-spraying device comprises a spraying pipe (1) externally connected with a water source, a plurality of mounting frames (2) for erecting the spraying pipe (1), a controller (3) and a plurality of detectors (4), wherein the spraying pipe (1) is provided with a plurality of spraying heads (16), and the water inlet end of the spraying pipe (1) is provided with an electric control locking valve (17); the detector (4) is arranged on the upper portion of the mounting frame (2), the detector (4) is used for detecting temperature change of an area where the detector (4) is located, the detector (4) is electrically connected with the controller (3), and the electronic control locking valve (17) is electrically connected with the controller (3); the mounting frame (2) comprises two vertical frames (21), each vertical frame (21) comprises a ground keel (211), a vertical keel (212) and a top keel (213), the top keel (213) and the ground keel (211) are respectively positioned at the upper end and the lower end of the vertical keel (212), the ground keel (211) and the top keel (213) extend in the same direction along the direction far away from the vertical keel (212), the length of the top keel (213) is greater than that of the top keel (211), and a plurality of transverse frames (214) are detachably connected between the two vertical frames (21); the spray pipe (1) is erected at one end, far away from the vertical keel (212), of the top keel (213), and the upper portion of the mounting frame (2) is used for abutting against the top wall of an underground space;

the spraying pipe (1) comprises a plurality of unit pipes (11), external threaded joints (12) are respectively arranged at two ends of each unit pipe (11), and the external threaded joints (12) of two adjacent unit pipes (11) are connected through movable joints (13);

two heightening adjusting pieces (7) are arranged along the top keel (213), and the mounting rack (2) is abutted to the top wall of the basement space through the heightening adjusting pieces (7);

an inclined strut (5) is connected between the top keel (213) and the vertical keel (212), the inclined strut (5) comprises a first screw (51), a second screw (52) and a double-head thread sleeve (53), the thread turning directions of the first screw (51) and the second screw (52) are opposite, two ends of the double-head thread sleeve (53) are respectively in thread connection with the first screw (51) and the second screw (52), the other end of the first screw (51) is hinged with the top keel (213), and the other end of the second screw (52) is hinged with the vertical keel (212);

the number of the padding height adjusting pieces (7) is at least two, one padding height adjusting piece (7) is located at one end, close to the vertical keel (212), of the top edge keel (213), and the installation position of the other padding height adjusting piece (7) corresponds to the connection position between the inclined supporting rod (5) and the top edge keel (213);

the heightening adjusting piece (7) comprises a heightening block (73) and a plurality of adjusting bolts (71), a plurality of nuts (72) for the adjusting bolts (71) to be in threaded connection are fixedly connected along a top keel (213), the adjusting bolts (71) are vertically arranged, a plurality of positioning holes (731) for the adjusting bolts (71) to be inserted are formed in the lower surface of the heightening block (73), and the upper surface of the heightening block (73) is used for abutting against the top wall of a basement space;

the vertical keel (212) comprises a first skeleton (2121) and a second skeleton (2122), the first skeleton (2121) and the second skeleton (2122) are both made of C-shaped steel materials, the first skeleton (2121) is used for being connected with the edge top keel (213), the second skeleton (2122) is used for being connected with the edge ground keel (211), the first skeleton (2121) and the second skeleton (2122) are spliced in the vertical direction, and the first skeleton (2121) is located on the inner side of the second skeleton (2122); the inner wall of the first framework (2121) is fixedly connected with a plurality of nuts (2125) which are equidistantly arranged in the vertical direction, the first framework (2121) is provided with a plurality of first through holes (2123) corresponding to the nuts (2125), the second framework (2122) is provided with a plurality of second through holes (2124) which are equidistantly arranged in the vertical direction, the arrangement distance of the second through holes (2124) is set according to the arrangement distance of the first through holes (2123), and the number of the second through holes (2124) is greater than that of the first through holes (2123); the nut (2125) is in threaded connection with a screw (2126), the screw (2126) penetrates through the first through hole (2123) and the second through hole (2124) simultaneously, and the head of the screw (2126) is abutted to the second framework (2122).

2. The fire safety control system for underground space construction according to claim 1, wherein: pass through the preparation of C shaped steel material along top fossil fragments (213), the notch along top fossil fragments (213) sets up, bed hedgehopping piece (73) is the square, the length direction of bed hedgehopping piece (73) is followed the length direction along top fossil fragments (213) sets up, the width size of bed hedgehopping piece (73) equals the minimum width size along the inside groove of top fossil fragments (213), the lower part of bed hedgehopping piece (73) is located the inslot along top fossil fragments (213).

3. The fire safety control system for underground space construction according to claim 1, wherein: keep away from along top fossil fragments (213) the one end fixedly connected with of vertical fossil fragments (212) is used for erectting crotch (9) of shower (1), the kickup of crotch (9), the one end of stiff end is kept away from in crotch (9) with leave the confession between the lower surface of top fossil fragments (213) shower (1) are put into installing port (91) of crotch (9), the one end edge that the stiff end was kept away from in crotch (9) is close to or keeps away from the direction of vertical fossil fragments (212) is slided and is connected with closing cap piece (92), crotch (9) are equipped with and are used for forcing closing cap piece (92) butt along compression spring (94) of top fossil fragments (213) lower surface.

4. The fire safety control system for underground space construction of claim 3, wherein: and a chamfer (921) is arranged between the edge of the sealing sheet (92) close to the top keel (213) and the edges of the other two sides respectively.

Images