CN116920544A - Construction dust fall system is built in room - Google Patents

Abstract

The application relates to the field of house construction, in particular to a house construction dust fall system, which comprises a plurality of walls, wherein the walls enclose foundation pits, the opposite walls are provided with sliding grooves, the opposite sliding grooves are internally provided with the same rod body in a penetrating manner, the rod body is provided with a plurality of atomizing nozzles, and the rod body slides in the sliding grooves along the opening direction of the sliding grooves. The application has the effect of reducing dust lifting in the process of digging a foundation pit.

Description

Construction dust fall system is built in room

Technical Field

The application relates to the field of house construction, in particular to a house construction dust fall system.

Background

House building generally refers to various technical works such as investigation, planning, design, construction, installation and maintenance performed by newly-built, rebuilt or enlarged house building and auxiliary structures, and engineering entities completed by the same.

In the construction process, a foundation pit is dug firstly, then concrete is used as a foundation, and then a house is built upwards on the foundation. In the process of digging a foundation pit, a large amount of dust such as soil dust and the like is generated, and the dust affects the air quality, so that dust fall treatment is needed.

Disclosure of Invention

In order to solve the problem that a large amount of dust can be generated in the process of excavating a foundation pit to influence the air quality, the application provides a house construction dust fall system.

The application provides a house construction dust fall system, which adopts the following technical scheme:

the utility model provides a construction dust fall system is built in room, includes a plurality of walls, a plurality of the wall body encloses the foundation ditch and closes, and is relative set up on the wall body the spout, relative wear to be equipped with same body of rod in the spout, all be provided with a plurality of atomizer on body of rod and the wall body, the body of rod is in follow in the spout the direction of seting up of spout slides.

Through adopting above-mentioned technical scheme, enclose the foundation ditch through the wall body, glue the dust that rises in the air through atomizer blowout water smoke and glue down, and along with the continuation of foundation ditch excavate and tamp, promote the body of rod to advance, can continue to carry out the dust fall to the place that will excavate, reduced the position that results in atomizer spun water smoke to be difficult to carry out the probability of dust fall to the dust that produces when excavating because of the too far away from the wall body of excavation, the effect of carrying out the dust fall to the dust when excavating has been improved greatly, dust fall performance has been strengthened, dust pollution air has been reduced, the effect of environmental protection has been reached.

Optionally, be provided with the deep bead that is used for keeping out the wind on the body of rod, inlay on the deep bead and establish the rotation and be provided with first pulley, first pulley conflict rotates subaerial that the wall body was placed, flexible being provided with the wind-break slide on the deep bead, inlay on the wind-break slide and establish the rotation and be provided with the second pulley, the second pulley conflict rotates on the foundation ditch diapire, wind-break slide lateral wall laminating is on the foundation ditch lateral wall.

Through adopting above-mentioned technical scheme, block subaerial wind through the deep bead, block the wind in the space between ground and the foundation ditch diapire through the slide that keeps out the wind, simultaneously through the flexible setting of slide that keeps out the wind, the foundation ditch of the different degree of depth that the slide that keeps out the wind can be adapted has been improved, the adaptation scope has been enlarged through first pulley and second pulley and the frictional force between deep bead and the ground has been reduced, and the frictional force between slide and the foundation ditch diapire keeps out the wind, make the slip that promotes the deep bead along with the promotion of foundation ditch excavation progress more smooth and easy, wind the foundation ditch that will excavate and tamp is surrounded including, the probability that wind raised the soil ash in with the foundation ditch has been reduced.

Optionally, rotate on the body of rod and be provided with the sleeve, the sleeve is rolled up and is had the membrane of preventing wind, be provided with the draw-in lever on the tip of preventing wind the membrane, offer on the wall body and be used for supplying the draw-in groove that the draw-in lever placed, flexible being provided with the joint piece on the draw-in groove inner wall, the joint piece be used for with the draw-in lever is contradicted in the draw-in groove, the joint piece with there is the clearance that is used for supplying preventing wind the membrane to pass through between the draw-in groove inner wall.

Through adopting above-mentioned technical scheme, along with the promotion of excavation progress of foundation ditch, the deep bead promotes thereupon, covers the foundation ditch that finishes the excavation through the wind-proof membrane, has further reduced the probability that outside wind blows and causes the raise dust, also will block in the space between deep bead, wind-proof membrane and wall body because of the raise dust that the air flows simultaneously, has reduced the probability that the raise dust drifts, has further reached the purpose of environmental protection.

Optionally, a plurality of jacks are formed in the wind shield, a rotating groove is formed in the inner wall of the jack, a push rod is clamped on the wind shield, an inserting rod used for being inserted into the jack is arranged on the push rod, a rotating block used for being rotated into the rotating groove to realize clamping is arranged on the inserting rod, a through hole used for the push rod to pass through is formed in the wall body, and the jack is further formed in the push rod for being inserted by the inserting rod on the adjacent push rod.

Through adopting above-mentioned technical scheme, promote the deep bead through promoting the push rod, realize the joint between push rod and the deep bead through turning piece and change the groove, also realize the joint between the adjacent push rod through turning piece and change the groove simultaneously for but push rod extension length realizes going forward the continuous promotion of deep bead, more convenient and fast.

Optionally, be provided with a plurality of stoppers on the push rod, offer a plurality of confession on the perforation inner wall the stopper inserts with spacing push rod pivoted spacing groove, it has the clamp lever to inlay to establish the rotation on the stopper, the clamp lever is used for turning out to contradict the centre gripping adjacent on the stopper of push rod.

Through adopting the technical scheme, the limiting block is clamped with the limiting groove, so that the push rod is limited to rotate, the probability that the rotating block withdraws from the rotating groove due to the misoperation of the push rod, and the push rod is unlocked is reduced, and the stability is improved; the clamping rods are clamped on the limiting blocks of the adjacent push rods, so that rotation between the adjacent push rods is limited, the probability of false rotation of the push rods is further reduced, and the stability is improved.

Optionally, the telescopic fixed block that is provided with on the push rod, offer on the perforation inner wall and be used for supplying the fixed block inserts fixed slot, the gliding space of fixed block with the change groove is linked together, offered the guiding groove on the fixed block, the guiding groove inner wall is the slope setting, the slope the guiding groove inner wall is used for supplying change the piece is contradicted in order to guide the fixed block moves back into in the push rod.

By adopting the technical scheme, the push rod is limited in sliding through the clamping connection of the fixing block and the fixing groove, the probability of sliding out of the through hole caused by the fact that the wind shield slides by mistake under the action of external force is reduced, and the stability is further improved; meanwhile, when the rotating block is rotated into the rotating groove, the adjacent push rods are clamped by the matching of the rotating block and the inner wall of the guide groove, and meanwhile, the push rods in the through holes are unlocked from the through holes, so that new push rods can be directly pressed into the through holes, and convenience and rapidness are realized.

Optionally, the push rod is provided with the locking piece in the slip, be provided with the latch hook on the clamp lever, be provided with the locking hook on the locking piece, the locking hook be used for with the mutual joint of latch hook, be formed with the guide slope that is the slope setting on the locking piece, the guide slope is used for supplying the fixed block is slided and is contradicted the guide the locking piece slides, so that the locking hook is followed slide withdrawal on the latch hook.

Through the technical scheme, when the rotating block rotates into the rotating groove to realize the clamping, the rotating block pulls the fixed block to release the locking between the push rod and the perforation, and simultaneously, the locking between the locking hook and the locking hook is released by the sliding of the fixed block and the matching of the guiding inclined plane, so that the clamping rod is ejected and clamped on the limiting block of the adjacent push rod to realize the clamping, a worker inserts the new push rod to rotate to realize the clamping, and meanwhile, the clamping rod is ejected to realize the rotation limiting, thereby being convenient and quick, and realizing a plurality of functions by one rotation; meanwhile, when the clamping rod is not triggered, the clamping rod is locked by the locking hook, so that the probability of interference caused by the insertion and rotation of the clamping rod to the push rod is reduced, and the clamping process between the push rods is smoother.

Optionally, a relief groove is formed in the limiting block, and the clamping rod is rotatably arranged in the relief groove.

Through adopting above-mentioned technical scheme, through the clamp lever rotation when stepping down the groove in for reduce the clamp lever and bump the probability of limiting groove inner wall, also make simultaneously when changeing the piece and changeing the groove, even old push rod has not released in from the perforation, make the clamp lever be located the perforation, the clamp lever still can rotate and carry out the centre gripping to the stopper on the new push rod, convenient and fast makes the course of working more smooth and easy.

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

1. the effect of dust fall on dust generated during excavation is greatly improved, the dust fall performance is enhanced, the pollution of air by dust is reduced, and the effect of environmental protection is achieved.

2. The wind shield can be pushed forward continuously, and the wind shield is more convenient and quick.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a dust suppression system for building construction in an embodiment of the application.

Fig. 2 is a schematic view showing the structure of the inner tank.

Fig. 3 is a schematic view showing the structure of the highlighting perforation.

Fig. 4 is a schematic cross-sectional view taken along line A-A of fig. 1.

Fig. 5 is a schematic view showing the structure of the jack.

Fig. 6 is a schematic structural view of the push rod.

Fig. 7 is a schematic cross-sectional view taken along line B-B in fig. 3.

Fig. 8 is an enlarged schematic view of the structure at C in fig. 6.

Fig. 9 is a schematic view showing the structure of the fixing block and the locking block after hiding the push rod.

Reference numerals illustrate: 1. a wall body; 11. a chute; 12. a rod body; 121. an atomizing nozzle; 122. a rotating wheel; 123. an inner tank; 13. a wind deflector; 14. a wind shielding slide plate; 141. a telescopic slot; 142. a fitting groove; 143. an adaptation plate; 15. a first pulley; 151. a second pulley; 2. a sleeve; 21. a windproof film; 22. a clamping rod; 23. a clamping groove; 231. a clamping groove; 24. a clamping block; 241. a clamping spring; 3. a jack; 31. a rotary groove; 32. a push rod; 33. a rod; 34. a rotating block; 35. perforating; 4. a limiting block; 41. a limit groove; 42. a clamping rod; 43. a torsion spring; 5. a fixed block; 51. a fixing groove; 511. a sliding groove; 512. a fixed spring; 52. a guide groove; 6. a locking piece; 61. a latch hook; 611. a locking groove; 62. a locking hook; 63. a guide slope; 7. and (5) giving way.

Detailed Description

The application is described in further detail below with reference to fig. 1-9.

The embodiment of the application discloses a house construction dust fall system. Referring to fig. 1 and 2, the house construction dust fall system includes four walls 1, in this embodiment, the direction of gravity is downward, and the direction of gravity is upward. Four walls 1 are placed on the ground around the foundation pit and are used as rectangular four sides to enclose the foundation pit, sliding grooves 11 are formed in the walls 1 which are used as two enclosed rectangular long sides in a penetrating mode, the sliding grooves 11 extend along the length direction of the walls 1, the same rod bodies 12 are arranged in the two sliding grooves 11 in a penetrating mode, bearings are fixedly connected to the end portions of the two ends of the rod bodies 12, rotating wheels 122 are fixedly connected to the outer side walls of the bearings, inner grooves 123 are formed in the inner walls of the lower sides of the sliding grooves 11, the inner grooves 123 extend along the opening directions of the sliding grooves 11, the side walls of the rotating wheels 122 are in contact with the inner walls of the inner grooves 123 in a abutting mode, a plurality of atomizing nozzles 121 are fixedly connected to the rod bodies 12 located in the enclosed space of the walls 1, the atomizing nozzles 121 are further installed on the upper end faces of the walls 1, the atomizing nozzles 121 spray water mist, the rod bodies 12 are inwards pulled from the end portions to be provided with water pipes used for supplying water to the atomizing nozzles 121, and the rod bodies 12 slide in the opening directions of the sliding grooves 11.

Referring to fig. 2 and 3, a wind guard 13 for wind shielding is fixedly connected to the lower end surface of the rod body 12, a first pulley 15 is embedded and rotated on the lower end surface of the wind guard 13, that is, a rotating shaft of the first pulley 15 is located inside the wind guard 13, only the outer ring side wall of the first pulley 15 is located outside the wind guard 13, the first pulley 15 is in contact with the ground on which the wall body 1 is placed, and the first pulley 15 rotates along the sliding direction of the rod body 12. The lower terminal surface of deep bead 13 has seted up flexible groove 141, and flexible slip has wind screen slide 14 in the flexible groove 141, and wind screen slide 14 slides towards the direction of being close to the direction roll-off flexible groove 141 of foundation ditch diapire, inlays on the terminal surface down of wind screen slide 14 and has established the rotation and have had second pulley 151, and second pulley 151 axis of rotation is located wind screen slide 14 inside, and only second pulley 151 outer lane lateral wall is located wind screen slide 14, and second pulley 151 contradicts and rotates on the foundation ditch diapire, and second pulley 151 rotates along the slip direction of body of rod 12.

Referring to fig. 2 and 3, the direction in which the wind shielding slide plate 14 extends along the length direction of the rod body 12 is the length direction, two end side walls of the wind shielding slide plate 14 in the length direction are provided with adaptation grooves 142, adaptation plates 143 slide in the adaptation grooves 142, the adaptation plates 143 slide towards the outside of the adaptation grooves 142 and are abutted against the side walls of the foundation pit, and the adaptation plates 143 are clamped and fixed in a bolt manner, so that the side walls of the adaptation plates 143 are attached to the side walls of the foundation pit.

Referring to fig. 4, a sleeve 2 is rotatably connected to an upper end surface of the rod body 12, a length direction of the sleeve 2 extends along a length direction of the rod body 12, and a length of the sleeve 2 is only slightly smaller than a length of the rod body 12. The sleeve 2 is wound with the windproof film 21, one end of the windproof film 21 in the length direction is fixedly connected to the outer side wall of the sleeve 2, the length direction of the sleeve 2 is covered by the windproof film 21 in the width direction, then the sleeve 2 is wound with the windproof film 21 in the length direction in the circumferential direction, and the end of the other end of the windproof film 21 in the length direction is fixedly connected with the clamping rod 22. The length direction of the clamping rod 22 extends along the width direction of the windproof film 21 and is covered, a clamping groove 23 for placing the clamping rod 22 is formed in the wall body 1, clamping grooves 231 are formed in the inner walls of the clamping grooves 23 facing each other, the clamping grooves 231 are located on the inner walls close to the opening surfaces of the clamping grooves 23, and clamping blocks 24 are arranged in the clamping grooves 231 in a sliding mode. A clamping spring 241 is fixedly connected between the bottom wall of the clamping groove 231 and the end part of the clamping block 24, one end of the clamping spring 241 is fixedly connected to the bottom wall of the clamping groove 231 facing the opening surface of the clamping groove, the other end of the clamping spring 241 is fixedly connected to the side wall of the end part of the clamping block 24 positioned in the clamping groove 231, and the clamping spring 241 stretches and contracts along the direction of ejecting the clamping block 24 out of the clamping groove 231. The clamping block 24 is used for abutting the clamping rod 22 on the bottom wall of the clamping groove 23 facing the opening surface of the clamping groove 23, and a gap for the windproof film 21 to pass through is formed between the clamping block 24 and the inner wall of the clamping groove 23.

Referring to fig. 5, 6 and 7, four insertion holes 3 are formed in the side wall of the wind guard 13, every two insertion holes 3 are in a group, at least one meter is spaced between the two groups of insertion holes 3, the two insertion holes 3 in the same group are formed in an arc extending mode along the same axis, the section of each insertion hole 3 is in an arc shape, a rotary groove 31 is formed in the inner wall of each insertion hole 3, the section of each rotary groove 31 is also in an arc shape, the insertion holes 3 and the rotary groove 31 are formed in an arc extending mode along the same axis, and the direction of the insertion holes 3 penetrating into the wind guard 13 is perpendicular to the direction of the rotary groove 31.

Referring to fig. 5, 6 and 7, a push rod 32 is clamped on the wind shield 13, an inserting rod 33 for being inserted into the jack 3 is fixedly connected to the end part of the push rod 32 in the length direction, the length direction of the inserting rod 33 extends along the length direction of the push rod 32, a rotating block 34 for being inserted into the rotating groove 31 to realize clamping is fixedly connected to the side wall of the inserting rod 33 in the length direction, both the rotating block 34 and the inserting rod 33 are matched with the jack 3, and the rotating block 34 is also matched with the rotating groove 31.

Referring to fig. 3 and 6, the wall 1, which is a rectangular width, is perforated with a hole 35 through which the push rod 32 passes, and the insertion hole 3 is also provided on the end side wall of the push rod 32 in the longitudinal direction for inserting the insertion rod 33 on the adjacent push rod 32, that is, the insertion hole 3 and the push rod 32 are respectively located on the end side walls of the two ends of the push rod 32 in the longitudinal direction.

Referring to fig. 3, 6 and 7, a plurality of limiting blocks 4 are fixedly connected to the push rod 32, the limiting blocks 4 are uniformly distributed along the circumferential direction of the push rod 32, and the length direction of the limiting blocks 4 extends along the length direction of the push rod 32. A plurality of limiting grooves 41 for inserting the limiting block 4 to limit the rotation of the push rod 32 are formed in the inner wall of the through hole 35, the limiting grooves 41 are formed in a penetrating and extending mode along the penetrating direction of the through hole 35, and the inner wall of the limiting grooves 41 is attached to the outer side wall of the limiting block 4 in a proper matching and clamping mode.

Referring to fig. 8, two relief grooves 7 are formed in the end of the stopper 4 in the length direction, the relief grooves 7 are located at the junctions between the two sides of the stopper 4 in the length direction and the end of the stopper in the length direction, and the relief grooves 7 are located on the end of the stopper 4 where the jack 3 is located. The clamping rod 42 is rotated on the inner wall of the abdication groove 7, a torsion spring 43 is sleeved on the rotation shaft of the clamping rod 42, one end of the torsion spring 43 is fixedly connected on the rotation shaft of the clamping rod 42, the other end of the torsion spring 43 is fixedly connected on the inner wall of the abdication groove 7, the thickness of the clamping rod 42 is smaller than the set depth of the abdication groove 7, and the two clamping rods 42 are used for rotating out and abutting to clamp on the limiting blocks 4 of the adjacent push rods 32. The torsion spring 43 is further sleeved on the rotating shaft of the sleeve 2, and in this embodiment, the elastic coefficient of the torsion spring 43 is smaller.

Referring to fig. 8, each two clamping bars 42 are a set, each set of clamping bars 42 is mounted on the same limiting block 4, and at least two sets of clamping bars 42 are mounted on one push rod 32, and the yielding grooves 7 are in one-to-one correspondence with the clamping bars 42.

Referring to fig. 6 and 7, two sliding grooves 511 are formed in the side wall of the push rod 32 in the length direction, the two sliding grooves 511 are symmetrically distributed on the side wall of the push rod 32 in the length direction, the sliding grooves 511 and the rotating grooves 31 are in one-to-one correspondence, and the sliding grooves 511 are communicated with the rotating grooves 31. The sliding groove 511 is internally provided with a fixed block 5 in a sliding way, the fixed block 5 is sleeved with a fixed spring 512, one end of the fixed spring 512 is fixedly connected to the outer side wall of the fixed block 5, and the other end of the fixed spring 512 is fixedly connected to the inner wall of the sliding groove 511. Two fixing grooves 51 for fixing the fixing blocks 5 are formed in the inner wall of the through hole 35, the fixing springs 512 stretch along the direction that the fixing blocks 5 slide out of the sliding grooves 511 and are inserted into the fixing grooves 51, and the two fixing grooves 51 are in one-to-one correspondence with the two fixing blocks 5.

Referring to fig. 8 and 9, a guiding groove 52 is formed on a side wall of the fixed block 5, which is located at a position where the jack 3 is communicated with the rotating groove 31, the rotating block 34 is rotated into the rotating groove 31 and is simultaneously rotated into the guiding groove 52, an inner wall of the guiding groove 52 is inclined, the inner wall of the guiding groove 52 is inclined along a direction that the outer side wall of the push rod 32 is farther away from the jack 3, and the inclined inner wall of the guiding groove 52 is used for the rotating block 34 to abut to guide the fixed block 5 to retreat into the sliding groove 511.

Referring to fig. 7, 8 and 9, a plurality of locking grooves 611 are formed in the push rod 32, the locking grooves 611 are in one-to-one correspondence with the clamping rods 42, the locking grooves 611 are communicated with the sliding grooves 511, the locking grooves 611 are also communicated with the abdication grooves 7, and the locking blocks 6 slide in the locking grooves 611. The outer side wall of the clamping rod 42 facing the push rod 32 is fixedly connected with a lock hook 61, the outer side wall of the lock block 6 facing the abdicating groove 7 is fixedly connected with a lock hook 62, the lock hook 62 is bent and folded towards the direction approaching the fixed block 5, and the lock direction of the lock hook 61 and the lock hook 62 is opposite, so that the lock hook 62 and the lock hook 61 are mutually hooked and clamped. The locking piece 6 is provided with an inclined guiding inclined plane 63, the guiding inclined plane 63 inclines along the direction of the sliding groove 511 when the locking hook 62 is closer, and the guiding inclined plane 63 is used for enabling the fixed piece 5 to slide against the guiding locking piece 6 so as to enable the locking hook 62 to slide out of the locking hook 61.

The implementation principle of the house construction dust fall system provided by the embodiment of the application is as follows: when digging the foundation pit, each time a part is dug, the inserting rod 33 on the new pushing rod 32 is inserted into the jack 3, then the pushing rod 32 is rotated to enable the rotating block 34 to rotate into the rotating groove 31, at the moment, the rotating block 34 is abutted against the inner wall of the guide groove 52 to pull the fixed block 5 into the sliding groove 511, so that the clamping connection between the fixed block 5 and the fixed groove 51 is unlocked, meanwhile, the fixed block 5 is retracted into the sliding groove 511 to be abutted against the guide inclined surface 63, so that the locking hook 62 and the locking hook 61 are pushed to unlock, the clamping rod 42 is rotationally clamped on two sides of the limiting block 4 of the new pushing rod 32 under the elastic force of the torsion spring 43, then the new pushing rod 32 is pushed into the perforation 35, the fixed block 5 is inserted into the fixed groove 51 under the elastic force of the fixed spring 512 to realize the clamping connection, the wind shield 13 slides to enclose the dug and compacted foundation pit along with the pushing of the pushing rod 32, and the sleeve 2 rotates to release the wind-proof film 21.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. A house construction dust fall system which characterized in that: including a plurality of wall bodies (1), a plurality of wall bodies (1) enclose the foundation ditch, relative spout (11) have been seted up on wall body (1), relative wear to be equipped with same body of rod (12) in spout (11), all be provided with a plurality of atomizer (121) on body of rod (12) and wall body (1), body of rod (12) are in follow in spout (11) the direction of seting up of spout (11) is slided.

2. The house construction dust fall system according to claim 1, wherein: be provided with on the body of rod (12) and be used for the deep bead (13) of keeping out the wind, inlay on the deep bead (13) and establish and rotate and be provided with first pulley (15), first pulley (15) conflict rotates subaerial that wall body (1) placed, flexible being provided with on deep bead (13) keep out the wind slide (14), inlay on wind slide (14) and establish and rotate and be provided with second pulley (151), second pulley (151) conflict rotates on the foundation ditch diapire, keep out the wind slide (14) lateral wall laminating is on the foundation ditch lateral wall.

3. A house construction dust fall system according to claim 2, wherein: the utility model discloses a wind-proof film, including body of rod (12), sleeve (2) are provided with in the rotation on body of rod (12), roll up on sleeve (2) has wind-proof film (21), be provided with clamping lever (22) on the tip of wind-proof film (21), offer on wall body (1) be used for supplying draw-in groove (23) that clamping lever (22) placed, flexible joint piece (24) that are provided with on draw-in groove (23) inner wall, joint piece (24) are used for with clamping lever (22) contradict in draw-in groove (23), joint piece (24) with there is the clearance that is used for supplying wind-proof film (21) to pass through between draw-in groove (23) inner wall.

4. A house construction dust fall system according to claim 2, wherein: the wind shield (13) is provided with a plurality of jacks (3), the inner wall of each jack (3) is provided with a rotary groove (31), each wind shield (13) is provided with a push rod (32) in a clamping manner, each push rod (32) is provided with an inserting rod (33) for being inserted into each jack (3), each inserting rod (33) is provided with a rotary block (34) for being rotated into each rotary groove (31) to realize the clamping manner, each wall (1) is provided with a perforation (35) for the push rod (32) to pass through, and each jack (3) is further provided with a push rod (32) for being used for being adjacent to the push rod (32) to be inserted by the corresponding inserting rod (33).

5. The house construction dust fall system according to claim 4, wherein: be provided with a plurality of stopper (4) on push rod (32), offer a plurality of confession on perforation (35) inner wall stopper (4) insert with spacing push rod (32) pivoted spacing groove (41), inlay on stopper (4) and establish rotation have clamp lever (42), clamp lever (42) are used for out to contradict the centre gripping adjacent on stopper (4) of push rod (32).

6. The house construction dust fall system according to claim 5, wherein: the telescopic fixed block (5) that is provided with on push rod (32), offer on perforation (35) inner wall and be used for supplying fixed block (5) inserts fixed slot (51), fixed block (5) gliding space with change groove (31) and be linked together, set up guiding groove (52) on fixed block (5), guiding groove (52) inner wall is the slope setting, slope guiding groove (52) inner wall is used for supplying change piece (34) conflict with the guide fixed block (5) move back to in push rod (32).

7. The house construction dust fall system according to claim 6, wherein: the push rod (32) is provided with a locking piece (6) in a sliding manner, the clamping rod (42) is provided with a locking hook (61), the locking piece (6) is provided with a locking hook (62), the locking hook (62) is used for being mutually hooked and clamped with the locking hook (61), the locking piece (6) is provided with a guide inclined surface (63) which is obliquely arranged, and the guide inclined surface (63) is used for being used for enabling the fixing block (5) to slide and contradict to guide the locking piece (6) to slide, so that the locking hook (62) slides out of the locking hook (61).

8. The house construction dust fall system according to claim 5, wherein: and the limiting block (4) is provided with a yielding groove (7), and the clamping rod (42) is rotatably arranged in the yielding groove (7).