CN112647728B

CN112647728B - Constructional engineering frame beam reinforcing device and using method thereof

Info

Publication number: CN112647728B
Application number: CN202010845203.6A
Authority: CN
Inventors: 陆总兵; 陆健; 张乃华; 瞿祖明
Original assignee: Nantong Xinhua Construction Group Co ltd
Current assignee: Nantong Xinhua Construction Group Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2022-11-01
Anticipated expiration: 2040-08-20
Also published as: CN112647728A

Abstract

The invention discloses a frame beam reinforcing device for constructional engineering, which comprises a main body reinforcing structure and an alarm mechanism, wherein the main body reinforcing structure comprises a cross beam plate, two side beam plates and two assembling seats, the two side beam plates are welded on the long edges of the two sides of the cross beam plate, the two side beam plates are symmetrically arranged relative to the cross beam plate, the two assembling seats are welded on the short edges of the two sides of the cross beam plate, and the two assembling seats are symmetrically arranged relative to the cross beam plate; the crossbeam board equidistance is provided with a plurality of detection mechanism of group and a plurality of local supporting mechanism of group. The reinforcing device has a good reinforcing effect, has a function of monitoring whether the frame beam sinks in real time, can immediately send an alarm to prompt a worker to timely treat the sinking condition of the frame beam when the frame beam sinks, avoids the unforeseen consequence, has good safety performance, is particularly suitable for supporting and reinforcing the partial sinking condition of the bottom of the frame beam, and has good practicability.

Description

Constructional engineering frame beam reinforcing device and using method thereof

Technical Field

The invention relates to the technical field of constructional engineering, in particular to a constructional engineering frame beam reinforcing device and a using method thereof.

Background

The building engineering refers to an engineering entity formed by the construction of various building constructions and their auxiliary facilities and the installation of lines, pipelines and equipment matched with them. The house building is characterized by comprising a top cover, a beam column, a wall, a foundation and a project capable of forming an internal space and meeting the requirements of people on production, living, learning and public activities.

The frame beam is a beam with two ends connected with the frame column or a beam with two ends connected with the shear wall but with a span height ratio not less than 5. There is another view to frame beams in structural design that requires beams to participate in seismic resistance. Pure frame structures are increasingly rare with the rise of high-rise buildings, and frame beams in shear wall structures are mainly beams participating in earthquake resistance.

The frame beam needs to be reinforced after being used for a long time, but the reinforcing device for the frame beam in the building engineering in the prior art has poor reinforcing effect, does not have the function of monitoring whether the frame beam sinks in real time, is difficult to prompt workers to timely treat the sinking condition of the frame beam, is easy to have unforeseen consequences and has poor safety performance; in addition, building engineering frame roof beam reinforcing apparatus among the prior art lacks local supporting mechanism, is difficult to support the reinforcement to the local condition that takes place to sink in frame roof beam bottom portion and handles, leads to the practicality relatively poor.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a frame beam reinforcing device for building engineering, which not only has a good reinforcing effect, but also has the function of monitoring whether the frame beam sinks or not in real time, and can immediately send an alarm to prompt a worker to timely treat the sinking condition of the frame beam when the frame beam sinks, so that the unfortunate consequence is avoided, the safety performance is good, the device is particularly suitable for supporting and reinforcing the partial sinking condition of the bottom of the frame beam, and the practicability is good, so that the problems in the background art are solved.

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

a constructional engineering frame beam reinforcement comprising:

the main body reinforcing structure comprises a cross beam plate, two side beam plates and two assembling seats, wherein the two side beam plates are welded on the long edges of the two sides of the cross beam plate and are symmetrically arranged relative to the cross beam plate;

the transverse beam plate is provided with a plurality of groups of detection mechanisms and a plurality of groups of local supporting mechanisms at equal intervals, and the plurality of groups of local supporting mechanisms and the plurality of groups of detection mechanisms are arranged in a crossed manner;

and the alarm mechanism is electrically connected with the plurality of groups of detection mechanisms respectively.

Further, every group detection mechanism all includes connecting seat, cylindrical housing, round bar, piece, end cover, first annular spring holder, spring, second annular spring holder and proximity switch, connecting seat fixed mounting is in one of them on the inside wall of side beam slab, cylindrical housing passes through the mounting screw on the connecting seat, round bar movable mounting is in the upper end wall central point department of central point of cylindrical housing, just the upper end activity of round bar runs through the crossbeam board extends to the top of crossbeam board, the fixed suit of piece is supported on the round bar, just the lateral wall of piece with the laminating of the inside wall of cylindrical housing sets up, the end cover spiro union be in the bottom of cylindrical housing, first annular spring holder the spring and second annular spring holder all installs the inside of cylindrical housing, spring fixed mounting be in between first annular spring holder and the second annular spring holder, the up end of first annular piece with the bottom of piece is contradicted, the lower terminal surface of second annular with the upper portion of end cover is contradicted, proximity switch fixed mounting is in the upper portion of end cover, and proximity switch is used for detecting the bottom position of round bar.

Furthermore, the bottom of end cover still fixed mounting have binding post, binding post pass through the wire with proximity switch series connection.

Further, alarm mechanism includes box body, loudspeaker, binding post row and battery, loudspeaker fixed mounting be in the front portion of box body, binding post row fixed mounting be in on the lateral wall of box body, just binding post row pass through the wire respectively with binding post is connected, battery fixed mounting be in the inside of box body, just the battery wire respectively with binding post is connected, just the battery wire with loudspeaker series connection, proximity switch passes through the wire binding post and binding post row cooperatees to establish ties the battery with between the loudspeaker.

Further, alarm mechanism still includes the mounting panel, charges interface and a plurality of LED pilot lamp, mounting panel fixed mounting be in the rear portion of box body, charge the interface pass through the wire with battery series connection, the LED pilot lamp string connects the battery with between the proximity switch.

Further, local supporting mechanism includes threaded rod, roof and operation piece, the threaded rod is in vertically the spiro union on the crossbeam board, the bottom fixed mounting of roof has the fixing base, just the roof level just sets up with moving about the upper portion of crossbeam board, the fixing base passes through antifriction bearing fixed mounting in the upper end tip of threaded rod, operation piece fixed mounting be in the bottom tip of threaded rod, just the hexagon recess has been seted up to the bottom of operation piece.

Furthermore, a trapezoidal support frame is fixedly mounted at the bottom of each assembling seat, assembling holes are formed in each trapezoidal support frame, each assembling seat and the mounting plate, a containing groove used for containing the fixing seat is formed in the upper portion of the cross beam plate, a threaded hole penetrating through the cross beam plate is formed in the bottom of the containing groove, threads on the inner wall of the threaded hole are matched with the threaded rod, and a guide hole matched with the round rod is formed in the cross beam plate.

Furthermore, the positions of the two assembling seats, which are close to the two side beam plates, are connected through electric welding, and the two assembling seats are perpendicular to the cross beam plates.

Furthermore, two the equal perpendicular to of side beam board the crossbeam board sets up, and two the side beam board with the integrated configuration of crossbeam board is the I-shaped that the level was laid down.

The invention also provides a use method of the constructional engineering frame beam reinforcing device, which comprises the following steps:

firstly, punching bolt holes in upright columns on two sides of a frame beam to be reinforced, and fixedly installing two assembling seats and two trapezoidal supporting frames on the upright columns on two sides of the frame beam by using bolts;

inserting an inner hexagonal wrench into the inner rotating threaded rod of the hexagonal groove, and adjusting the position of the top plate by using the threaded rod until the bottom of the frame beam is tightly propped by the top plate;

thirdly, adjusting the position of the cylindrical shell by operating a screw until the upper end of the round rod is abutted against the bottom of the frame beam, and then screwing the screw;

and step four, the storage battery, the loudspeaker, the LED indicating lamp and the proximity switch are connected by matching the conducting wire, the wiring terminal and the wiring terminal row, and the building engineering frame beam reinforcing device can be used.

In summary, the invention mainly has the following beneficial effects:

1. according to the invention, the arranged main body reinforcing structure is used for integrally reinforcing the frame beam and consists of the cross beam plate, the two side beam plates and the two assembling seats, so that the main body reinforcing structure is convenient to mount through the two assembling seats, the cross beam plate reinforces the bottom of the frame beam, and the two side beam plates reinforce the two side parts of the frame beam, so that the device has a better reinforcing effect;

2. according to the invention, the detection mechanism is used for detecting whether the frame beam sinks in real time, and the alarm mechanism is used for giving an alarm to prompt a worker to timely handle the sinking condition of the frame beam when the detection mechanism detects that the frame beam sinks, so that the unfortunate result is avoided;

3. according to the invention, the arranged local supporting mechanism is composed of the threaded rod, the top plate and the operation block, the bottom of the frame beam can be locally supported by utilizing the top plate, and the device is particularly suitable for supporting and reinforcing the situation that the bottom of the frame beam is locally sunk, so that the device has better practicability;

in conclusion, the device has a good reinforcing effect, has a function of monitoring whether the frame beam sinks in real time, can immediately send an alarm to prompt a worker to timely treat the sinking condition of the frame beam when the frame beam sinks, and avoids the occurrence of unforeseen consequences, so that the device has good safety performance, is particularly suitable for supporting and reinforcing the partial sinking condition of the bottom of the frame beam, and has good practicability.

Drawings

Fig. 1 is a schematic structural view of a structural reinforcement device for a frame beam of a construction work according to an embodiment;

fig. 2 is a structural view from another perspective of a structural engineering frame beam reinforcement of an embodiment;

FIG. 3 is a schematic cross-sectional view of one embodiment of a reinforcement device for a frame beam of a construction work;

FIG. 4 is a cross-sectional structural view from another perspective of an embodiment of a structural framing beam reinforcement apparatus;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 4;

FIG. 6 is a cross-sectional structural view of one embodiment of a body reinforcement structure;

FIG. 7 is an enlarged view of the structure at B in FIG. 6;

FIG. 8 is a schematic view of a half cross-sectional structure of a detection mechanism according to an embodiment;

FIG. 9 is a schematic view of an embodiment of an alarm mechanism;

FIG. 10 is a schematic view of another perspective of an alarm mechanism according to one embodiment;

FIG. 11 is a partial schematic view of an embodiment of an alarm mechanism.

In the figure: 1. a main body reinforcing structure; 101. a beam plate; 102. a side sill panel; 103. assembling a base; 104. a trapezoidal support frame; 105. accommodating grooves; 106. a threaded hole; 107. a guide hole; 108. a first reinforcing rib; 109. a second reinforcing rib; 2. a local support mechanism; 201. a threaded rod; 202. a fixed seat; 203. a top plate; 204. an operation block; 205. a hexagonal groove; 3. a detection mechanism; 301. a cylindrical housing; 302. a connecting seat; 303. a round bar; 304. abutting against the blocking piece; 305. a first annular spring seat; 306. a spring; 307. a proximity switch; 308. an end cap; 309. a wiring terminal; 310. a second annular spring seat; 4. an alarm mechanism; 401. a case body; 402. a horn; 403. an LED indicator light; 404. a terminal block; 405. mounting a plate; 406. a storage battery; 407. and a charging interface.

Detailed Description

The present invention is described in further detail below with reference to figures 1-11.

Example 1

A reinforcement device for a frame beam of a constructional engineering is disclosed, as shown in figures 1-2 and 9, and comprises a main body reinforcement structure 1 and an alarm mechanism 4;

as shown in fig. 1 and 2, the main body reinforcing structure 1 includes a cross beam plate 101, two side beam plates 102, and two fitting seats 103, wherein the two side beam plates 102 are welded to the long sides of the cross beam plate 101, the two side beam plates 102 are symmetrically arranged with respect to the cross beam plate 101, the two fitting seats 103 are welded to the short sides of the cross beam plate 101, and the two fitting seats 103 are symmetrically arranged with respect to the cross beam plate 101;

as shown in fig. 1 and 2, a plurality of groups of detection mechanisms 3 and a plurality of groups of local support mechanisms 2 are equidistantly arranged on the beam plate 101, and the plurality of groups of local support mechanisms 2 and the plurality of groups of detection mechanisms 3 are arranged in a crossing manner;

as shown in fig. 1, 3-5 and 8, each group of the detecting mechanisms 3 includes a connecting seat 302, a cylindrical housing 301, a circular rod 303, a resisting piece 304, an end cover 308, a first annular spring seat 305, a spring 306, a second annular spring seat 310 and a proximity switch 307, the connecting seat 302 is fixedly mounted on an inner side wall of one of the side beam plates 102, the cylindrical housing 301 is mounted on the connecting seat 302 through a screw, the circular rod 303 is movably mounted at a central position of an upper end wall of the cylindrical housing 301, an upper end of the circular rod 303 movably penetrates through the cross beam plate 101 and extends to above the cross beam plate 101, the resisting piece 304 is fixedly mounted on the circular rod 303, a side wall of the resisting piece 304 is attached to the inner side wall of the cylindrical housing 301, the end cover 308 is mounted at a bottom end of the cylindrical housing 301, the first annular spring seat 305, the spring 306 and the second annular spring seat 310 are mounted inside the cylindrical housing 301, the spring 306 is fixedly mounted between the first annular spring seat 305 and the first annular spring seat 310, the upper annular spring seat 308 is screwed with an upper end face of the upper end cover 309, and the upper end face of the upper end cover 309 is used for fixing the proximity switch, and the end face of the upper end cover 309 is used for fixing the proximity switch and for detecting the proximity switch, and the proximity switch 307, and the end face 309 of the upper end face of the proximity switch is connected in series with the end cover 309, and the end face of the proximity switch 309, and the proximity switch 309, and the end face of the proximity switch 309, and the proximity switch 309, and the end face of the proximity switch is used for detecting end face of the proximity switch, and for detecting mechanism;

as shown in fig. 8 and 9-11, the alarm mechanism 4 is electrically connected to a plurality of sets of the detection mechanisms 3, and the alarm mechanism 4 includes a box 401, a speaker 402, a terminal block 404 and a battery 406, the speaker 402 is fixedly mounted at the front of the box 401, the terminal block 404 is fixedly mounted on an outer sidewall of the box 401, the terminal block 404 is connected to the terminals 309 through wires, the battery 406 is fixedly mounted inside the box 401, the battery 406 is connected to the terminals 309 through wires, the battery 406 is connected to the speakers 402 through wires, and the proximity switch 307 is connected in series between the battery 406 and the speaker 402 through the wires, the terminals 309 and the terminal block 404;

as shown in fig. 1 and 3-5, the local support mechanism 2 includes a threaded rod 201, a top plate 203, and an operation block 204, the threaded rod 201 is vertically screwed on the beam plate 101, a fixing seat 202 is fixedly installed at the bottom of the top plate 203, the top plate 203 is horizontally and movably disposed on the upper portion of the beam plate 101, the fixing seat 202 is fixedly installed at the upper end portion of the threaded rod 201 through a rolling bearing, the operation block 204 is fixedly installed at the bottom end portion of the threaded rod 201, and a hexagonal groove 205 is formed in the bottom of the operation block 204.

By adopting the technical scheme, the main body reinforcing structure 1 is used for integrally reinforcing the frame beam, and the main body reinforcing structure 1 is composed of the cross beam plate 101, the two side beam plates 102 and the two assembling seats 103, so that the main body reinforcing structure 1 is convenient to mount through the two assembling seats 103, the cross beam plate 101 reinforces the bottom of the frame beam, and the two side beam plates 102 reinforce the two side parts of the frame beam, thereby the device has better reinforcing effect;

secondly, the detection mechanism 3 is used for detecting whether the frame beam sinks in real time, and the alarm mechanism 4 is used for giving an alarm to prompt a worker to timely handle the sinking condition of the frame beam when the detection mechanism 3 detects that the frame beam sinks, so that the unfortunate consequence is avoided;

the detection mechanism 3 comprises a connecting seat 302, a cylindrical shell 301, a round rod 303, a resisting sheet 304, an end cover 308, a first annular spring seat 305, a spring 306, a second annular spring seat 310 and a proximity switch 307, the alarm mechanism 4 comprises a box body 401, a horn 402, a terminal strip 404 and a storage battery 406, the round rod 303 is pressed down when the frame beam sinks, the bottom end of the round rod 303 approaches the proximity switch 307, when the sinking degree of the frame beam exceeds a set degree, the proximity switch 307 is conducted due to the approach of the bottom end of the round rod 303, the storage battery 406, the proximity switch 307 and the horn 402 form a conducting loop, and the horn 402 gives an alarm sound to prompt a worker to timely handle the sinking condition of the frame beam, so that an unreasonable consequence is avoided;

in addition, the local support mechanism 2 is composed of a threaded rod 201, a top plate 203 and an operation block 204, and can locally support the bottom of the frame beam by using the top plate 203, and is particularly suitable for supporting and reinforcing the condition that the bottom of the frame beam is locally sunk, so that the device has better practicability.

The aforesaid makes the device not only consolidate the effect better, still possesses the function whether the real-time supervision frame roof beam takes place to sink to can send the chimes of doom immediately when the frame roof beam takes place to sink and remind the staff in time to handle the sunken condition of frame roof beam, avoid taking place the result of beyond the limit of imagination, thereby make the device security performance better, be particularly useful for supporting the reinforcement processing to the local sunken condition of taking place in frame beam bottom, thereby make the device practicality better.

Example 2

As shown in fig. 1 and 2, the present embodiment is different from embodiment 1 in that the alarm mechanism 4 further includes a mounting plate 405, a charging interface 407, and a plurality of LED indicators 403, the mounting plate 405 is fixedly mounted at the rear portion of the box 401, the charging interface 407 is connected in series with the storage battery 406 through a wire, and the LED indicators 403 are connected in series between the storage battery 406 and the proximity switch 307.

By adopting the technical scheme, the mounting plate 405 enables the alarm mechanism 4 to be mounted conveniently, the charging interface 407 is used for charging the storage battery 406 in time, the LED indicator lamp 403 is used for displaying the conduction state of the proximity switch 307, and when the LED indicator lamp 403 is lightened, the proximity switch 307 is in the conduction state, namely, the frame beam sinks, so that whether the frame beam sinks or not can be known at a far position in the night conveniently.

Example 3

As shown in fig. 1 and 2, the difference between this embodiment and embodiment 2 is that a trapezoidal support frame 104 is fixedly mounted at the bottom of each fitting seat 103, fitting holes are formed in each trapezoidal support frame 104, each fitting seat 103, and the mounting plate 405, an accommodating groove 105 for accommodating the fixing seat 202 is formed in the upper portion of the beam plate 101, a threaded hole 106 penetrating through the beam plate 101 is formed in the groove bottom of the accommodating groove 105, threads on the inner wall of the threaded hole 106 are arranged in a matching manner with the threaded rod 201, and a guide hole 107 matched with the round rod 303 is further formed in the beam plate 101.

Through adopting the above technical scheme, trapezoidal braced frame 104 is used for strengthening joining in marriage dress seat 103 and supporting, can effectively improve and join in marriage the supporting effect that dress seat 103 is to crossbeam board 101, at every trapezoidal braced frame 104, every joins in marriage and has all seted up on dress seat 103 and the mounting panel 405 joins in marriage the dress hole, it is more convenient to make the device installation, additionally, holding tank 105 is used for holding fixing base 202, can guarantee that roof 203 supports when strengthening the processing in the condition of not taking place to sink to frame beam bottom part, can steadily contact with the upper portion of crossbeam board 101, thereby make the device overall structure more stable, can avoid roof 203 to influence the use of the device, screw hole 106 is used for installing threaded rod 201, guiding hole 107 is used for round bar 303 to pass the use.

Example 4

As shown in fig. 1-2 and 6-7, the present embodiment is different from embodiment 3 in that the positions where the two fitting seats 103 and the two side beam plates 102 are close to each other are all connected by electric welding, and the two fitting seats 103 are both disposed perpendicular to the cross beam plate 101, the two side beam plates 102 are both disposed perpendicular to the cross beam plate 101, and the combined structure of the two side beam plates 102 and the cross beam plate 101 is in a horizontally laid i-shape, a plurality of first reinforcing ribs 108 are uniformly provided on the outer side surfaces of the two side beam plates 102, and a second reinforcing rib 109 is integrally provided at the junction between the two side beam plates 102 and the bottom of the cross beam plate 101.

Through adopting above-mentioned technical scheme for the device's 1 overall structure of main part reinforced structure is more stable, and the supporting effect is good, is difficult for taking place to warp long service life.

Example 5

The difference between the embodiment and the embodiment 4 is that the invention also provides a using method of the constructional engineering frame beam reinforcing device, which comprises the following steps:

firstly, bolt holes are punched in upright columns on two sides of a frame beam to be reinforced, and two assembling seats 103 and two trapezoidal support frames 104 are fixedly arranged on the upright columns on two sides of the frame beam by using bolts;

step two, inserting an inner hexagonal wrench into the hexagonal groove 205, rotating the threaded rod 201, and adjusting the position of the top plate 203 by using the threaded rod 201 until the top plate 203 tightly pushes the bottom of the frame beam;

step three, adjusting the position of the cylindrical shell 301 by operating a screw until the upper end of the round rod 303 is abutted against the bottom of the frame beam, and then screwing the screw;

and step four, the storage battery 406, the loudspeaker 402, the LED indicator lamp 403 and the proximity switch 307 are connected by matching the conducting wires, the connecting terminal 309 and the connecting terminal row 404, and the use of the reinforcing device for the frame beam of the building engineering can be completed.

By adopting the technical scheme, the application method of the constructional engineering frame beam reinforcing device is simple and reasonable in steps, convenient to operate and trouble-saving, and can effectively improve the construction efficiency.

The parts not involved in the present invention are the same as or can be implemented by the prior art. The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a building engineering frame roof beam reinforcing apparatus which characterized in that: the method comprises the following steps:

the main body reinforcing structure (1) comprises a cross beam plate (101), two side beam plates (102) and two assembling seats (103), wherein the two side beam plates (102) are welded on the long edges of the two sides of the cross beam plate (101), the two side beam plates (102) are symmetrically arranged relative to the cross beam plate (101), the two assembling seats (103) are welded on the short edges of the two sides of the cross beam plate (101), and the two assembling seats (103) are symmetrically arranged relative to the cross beam plate (101);

the transverse beam plate (101) is provided with a plurality of groups of detection mechanisms (3) and a plurality of groups of local supporting mechanisms (2) at equal intervals, and the plurality of groups of local supporting mechanisms (2) and the plurality of groups of detection mechanisms (3) are arranged in a crossed manner;

the alarm mechanism (4) is electrically connected with the detection mechanisms (3) respectively;

each group of detection mechanisms (3) comprises a connecting seat (302), a cylindrical shell (301), a round rod (303), a resisting sheet (304), an end cover (308), a first annular spring seat (305), a spring (306), a second annular spring seat (310) and a proximity switch (307), the connecting seat (302) is fixedly installed on the inner side wall of one side beam plate (102), the cylindrical shell (301) is installed on the connecting seat (302) through a screw, the round rod (303) is movably installed at the center of the upper end wall of the cylindrical shell (301), the upper end of the round rod (303) movably penetrates through the cross beam plate (101) and extends to the upper side of the cross beam plate (101), the resisting sheet (304) is fixedly sleeved on the round rod (303), the side wall of the resisting sheet (304) is attached to the inner side wall of the cylindrical shell (301), the end cover (308) is arranged at the bottom end of the cylindrical shell (301), the first annular spring seat (305), the spring (306) and the second annular spring seat (306) are installed between the first annular spring seat (301) and the first annular spring seat (305), the upper end face of the first annular spring seat (305) is abutted against the bottom of the abutting piece (304), the lower end face of the second annular spring seat (310) is abutted against the upper portion of the end cover (308), the proximity switch (307) is fixedly mounted on the upper portion of the end cover (308), and the proximity switch (307) is used for detecting the bottom end position of the round rod (303).

2. A constructional engineering frame beam reinforcement as defined in claim 1, wherein: the bottom of the end cover (308) is also fixedly provided with a wiring terminal (309), and the wiring terminal (309) is connected with the proximity switch (307) in series through a wire.

3. A constructional engineering frame beam reinforcement as defined in claim 2, wherein: alarm mechanism (4) include box body (401), loudspeaker (402), binding post row (404) and battery (406), loudspeaker (402) fixed mounting in the front portion of box body (401), binding post row (404) fixed mounting in on the lateral wall of box body (401), just binding post row (404) through the wire respectively with binding post (309) is connected, battery (406) fixed mounting in the inside of box body (401), just battery (406) wire respectively with binding post (309) is connected, just battery (406) wire with loudspeaker (402) series connection, proximity switch (307) through the wire, binding post (309) and binding post row (404) cooperate to establish ties between battery (406) and loudspeaker (402).

4. A constructional engineering frame beam reinforcement as set forth in claim 3, wherein: alarm mechanism (4) still include mounting panel (405), charge interface (407) and a plurality of LED pilot lamp (403), mounting panel (405) fixed mounting be in the rear portion of box body (401), charge interface (407) through the wire with battery (406) series connection, LED pilot lamp (403) concatenate battery (406) with between proximity switch (307).

5. A constructional engineering frame beam reinforcement as defined in claim 4, wherein: local supporting mechanism (2) are including threaded rod (201), roof (203) and operation piece (204), threaded rod (201) vertically the spiro union be in on crossbeam board (101), the bottom fixed mounting of roof (203) has fixing base (202), just roof (203) level and activity set up the upper portion of crossbeam board (101), fixing base (202) are in through antifriction bearing fixed mounting the upper end tip of threaded rod (201), operation piece (204) fixed mounting be in the bottom tip of threaded rod (201), just hexagonal recess (205) have been seted up to the bottom of operation piece (204).

6. A constructional engineering frame beam reinforcement as defined in claim 5, wherein: the bottom of each assembling seat (103) is fixedly provided with a trapezoidal support frame (104), each assembling seat (103) and the mounting plate (405) are provided with assembling holes, the upper part of the crossbeam plate (101) is provided with a containing groove (105) for containing the fixing seat (202), the bottom of the containing groove (105) is provided with a threaded hole (106) penetrating through the crossbeam plate (101), the thread on the inner wall of the threaded hole (106) is matched with the threaded rod (201), and the crossbeam plate (101) is further provided with a guide hole (107) matched with the round rod (303).