CN217168907U

CN217168907U - Civil air defense door concrete jolt ramming device

Info

Publication number: CN217168907U
Application number: CN202123448595.1U
Authority: CN
Inventors: 葛双全; 汪斌; 彭建民
Original assignee: Chengdu Shunda Century Mechanical Equipment Co ltd
Current assignee: Chengdu Shunda Century Mechanical Equipment Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-12
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to a people's air defense door concrete plain bumper device belongs to the technical field of people's air defense door processing, and people's air defense door concrete plain bumper device is including plain bumper, the plain bumper is gone up to slide and is provided with the scraper blade that is used for scraping the plain bumper concrete, the both ends of scraper blade are provided with the fixed plate, two it is provided with the crushing roller to rotate between the fixed plate, the crushing roller is used for the broken plain bumper concrete of bench, be provided with on the fixed plate and be used for ordering about crushing roller pivoted rotation piece, be provided with on the plain bumper and be used for ordering about the fixed plate and drive scraper blade and the sliding piece of crushing roller round trip slip. This application has the effect of being convenient for clear up the concrete on the plain bumper.

Description

Civil air defense door concrete jolt ramming device

Technical Field

The application relates to the technical field of civil air defense door processing, in particular to a civil air defense door concrete jolt ramming device.

Background

People's air defense door belongs to protective equipment, therefore people's air defense door needs to have stronger structure, can bear great impact, and people's air defense door is concrete structure or reinforced concrete structure usually. In the manufacturing process of carrying out concrete civil air defense door, need with concrete placement to the civil air defense door inside, offer the notch that is used for concreting on the civil air defense door frame. After the concrete is poured, the concrete in the frame is usually required to be compacted through a compacting device in order to ensure the strength of the civil air defense door.

In the correlation technique, the concrete jolt ramming device is provided with the piece that compresses tightly that is used for compressing tightly people's air defense door frame including the jolt ramming platform that is used for placing people's air defense door frame on the jolt ramming platform, and the below of jolt ramming platform is provided with the vibrating mechanism who is used for ordering about the jolt ramming platform vibration. Compress tightly people's air defense door frame on the plain bumper through compressing tightly the piece, to concreting in the frame, order about the plain bumper through vibrating mechanism and drive the concrete vibration in the people's air defense door frame to be convenient for with the concrete tap in the frame, remove people's air defense door frame after the tap finishes.

In view of the above-mentioned related technologies, the inventor found that, during the vibration process, the concrete in the civil air defense door frame is easy to splash to the jolt table and is difficult to clean.

SUMMERY OF THE UTILITY MODEL

In order to clear up the concrete on the plain bumper for being convenient for, this application provides a civil air defense door concrete plain bumper.

The application provides a civil air defense door concrete plain bumper adopts following technical scheme:

the utility model provides a people's air defense door concrete plain bumper, includes the plain bumper, the slip is provided with the scraper blade that is used for scraping the plain bumper concrete on the plain bumper, the both ends of scraper blade are provided with the fixed plate, two it is provided with the crushing roller to rotate between the fixed plate, the crushing roller is used for the broken plain bumper concrete on the plain bumper, be provided with on the fixed plate and be used for ordering about crushing roller pivoted rotation piece, be provided with on the plain bumper and be used for ordering about the fixed plate and drive scraper blade and the crushing roller gliding piece that slides that makes a round trip.

Through adopting above-mentioned technical scheme, order about the fixed plate through the sliding and drive scraper blade and the crushing roller slides, the slip in-process rotates and orders about the crushing roller and rotate and carry out the breakage to the adhesion at plain bumper top concrete, scrapes away the broken concrete of crushing roller among the scraper blade slip in-process to clear up plain bumper top concrete, clear up effectually, be favorable to using manpower sparingly simultaneously.

Preferably, the sliding part comprises a winch arranged on the bottom wall of the tap changer and a steel wire rope wound on the winch, one end of the steel wire rope is wound on one side of the bottom wall of the tap changer and is arranged on the fixing plate, and the other end of the steel wire rope is wound on the other side of the bottom wall of the tap changer and is arranged on the fixing plate.

Through adopting above-mentioned technical scheme, start the hoist engine corotation, unreel the other end of connecting the rope when the hoist engine rolling is connected rope one end, when the hoist engine reversal, unreel and connect the rope other end when connecting rope one end to make the connection rope pulling fixed plate of both sides drive scraper blade and crushing roller reciprocating sliding, thereby realize the slip of crushing roller and scraper blade, be favorable to clearing up the concrete on the plain bumper.

Preferably, the rotating part comprises a micro motor arranged on the fixed plate, and the output end of the micro motor is connected with the crushing roller.

Through adopting above-mentioned technical scheme, start micro motor, micro motor orders about the crushing roller and rotates to realize the crushing of crushing roller to the plain bumper concrete, facilitate for the clearance of concrete, be favorable to improving the clearance effect simultaneously.

Preferably, two one side that the fixed plate kept away from each other is provided with the mounting panel, the fixed plate rotates on the mounting panel, the axis of rotation of fixed plate is on a parallel with the axis of rotation of crushing roller, be provided with on the mounting panel and be used for ordering about the fixed plate and be close to crushing roller one side orientation and keep away from plain bumper orientation pivoted driving piece, the fixed plate is located the scraper blade center axis, one side setting that plain bumper diapire was walked around to wire rope's one end is on the mounting panel, and the opposite side setting that plain bumper diapire was walked around to the other end is on the mounting panel, the scraper blade is the elastic plate.

Through adopting above-mentioned technical scheme, order about the fixed plate through the driving piece and be close to crushing roller one side orientation and keep away from the direction rotation 180 of plain bumper, make crushing roller and scraper blade position exchange, the fixed plate is located the scraper blade center axis, make the fixed plate drive the scraper blade rotate back scraper blade equally with plain bumper butt, make the slip in-process, the crushing roller is located the front end of advancing direction all the time, so that the crushing roller clears up the concrete of plain bumper with the scraper blade round trip to plain bumper, improve cleaning effect, need not to return initial position with scraper blade and crushing roller and clear up again, be convenient for next use simultaneously.

Preferably, one side that the fixed plate is close to the mounting panel is provided with the pivot, the pivot is located fixed plate central point and puts, the pivot is rotated on the mounting panel, the driving piece is established at the epaxial worm wheel of commentaries on classics including rotating the worm and the cover that set up on the mounting panel, worm wheel and worm mesh.

Through adopting above-mentioned technical scheme, rotate the worm, the worm orders about the worm wheel and rotates for the worm wheel drives the pivot and rotates, and the pivot drives one side orientation that the fixed plate is close to the crushing roller and rotates towards the direction of keeping away from the plain bumper, so that exchange the position of crushing roller and scraper blade, for making a round trip to clear up the concrete on the plain bumper and facilitate, and the meshing between worm and the worm wheel has the function of auto-lock simultaneously, so that rotate the fixed plate and fix to required position.

Preferably, the two sides of the vibrating table along the sliding direction of the scraper are provided with fixed pulleys, the fixed pulleys correspond to the two ends of the connecting rope one by one, and the connecting rope between the mounting plate and the winch slides and is lapped on the corresponding fixed pulleys.

Through adopting above-mentioned technical scheme, connect the sliding fit of rope and fixed pulley, for the slip of connecting the rope leads, is favorable to making to connect the rope and steadily spur the reciprocating sliding of mounting panel.

Preferably, the jolt ramming table is provided with a guide rod, the length direction of the guide rod is parallel to the sliding direction of the scraper, and the mounting plate is slidably sleeved on the guide rod.

Through adopting above-mentioned technical scheme, the setting up of guide bar leads to for the slip of mounting panel, is favorable to improving the slip effect of scraper blade and crushing roller to facilitate for the clearance of plain bumper concrete.

Preferably, collecting grooves are formed in the two sides of the jolt ramming platform in the sliding direction of the scraper and are used for collecting concrete scraped off by the scraper.

Through adopting above-mentioned technical scheme, being provided with of collecting vat does benefit to and collects the concrete impurity of scraping the scraper blade, the centralized processing of being convenient for.

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

the fixed plate is driven by the sliding piece to drive the scraping plate and the crushing roller to slide, the rotating piece drives the crushing roller to rotate in the sliding process to crush concrete adhered to the plain bumper, and the crushed concrete of the crushing roller is scraped away in the sliding process of the scraping plate, so that the concrete on the plain bumper is cleaned, the cleaning effect is good, and manpower is saved;

order about the fixed plate through the driving piece and be close to crushing roller one side orientation and keep away from the direction rotation 180 of plain bumper for crushing roller and scraper blade position exchange, the fixed plate is located the scraper blade center axis, make the fixed plate drive the scraper blade rotate back scraper blade equally with plain bumper butt, make the slip in-process, the crushing roller is located the front end of advancing direction all the time, so that the concrete to the plain bumper of crushing roller and scraper blade round trip clears up, improve cleaning effect.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic view of the overall structure of the mounting plate and the fixing plate in the embodiment of the present application, which is mainly used for showing the structure of the mounting plate and the fixing plate.

Description of reference numerals: 1. a compaction table; 2. a squeegee; 3. a fixing plate; 4. a crushing roller; 41. a roller; 42. crushing teeth; 5. a sliding member; 51. a winch; 52. a wire rope; 6. a micro motor; 7. mounting a plate; 8. a drive member; 81. a worm; 82. a worm gear; 9. a rotating shaft; 10. a fixed pulley; 11. a guide bar; 12. collecting tank; 13. a compression member; 131. a screw; 132. a rectangular frame; 133. a nut; 134. pressing a plate; 14. a mounting cavity; 15. a support plate; 16. a handle; 17. a connecting plate; 18. a cross bar.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses civil air defense door concrete jolt ramming device. Referring to fig. 1 and 2, the civil air defense door concrete jolt ramming device comprises a jolt ramming table 1 for placing a civil air defense door frame, the cross section of the jolt ramming table 1 is rectangular, a pressing piece 13 for pressing the civil air defense door frame is arranged on the jolt ramming table 1, a scraping plate 2 for scraping concrete on the jolt ramming table 1 is arranged on the jolt ramming table 1 in a sliding mode, the sliding direction of the scraping plate 2 is perpendicular to the length direction of the scraping plate 2, the sliding direction of the scraping plate 2 is parallel to the length direction of the jolt ramming table 1, the scraping plate 2 is an elastic plate, two ends of the scraping plate 2 are fixedly connected with fixing plates 3, the longitudinal section of each fixing plate 3 is rectangular, the distance from the upper side and the lower side of the scraping plate 2 to a connection point between the scraping plate 2 and the fixing plates 3 is equal, the fixing plates 3 are located on a central axis of the scraping plate 2, a crushing roller 4 is arranged between the two fixing plates 3 in a rotating mode, the crushing roller 4 is used for crushing concrete on the jolt ramming table 1, the crushing roller 4 comprises a roller 41 arranged between the two fixing plates 3 and a plurality of rollers 41 and a roller 41 fixedly connected with the rollers 41 On broken tooth 42, roller 41's axis of rotation is on a parallel with the length direction of scraper blade 2, be provided with on the fixed plate 3 and be used for ordering about roller 41 pivoted rotation piece, one side that two fixed plates 3 kept away from each other all is provided with mounting panel 7, one side fixedly connected with pivot 9 that fixed plate 3 is close to mounting panel 7, pivot 9 rotates on mounting panel 7, pivot 9 runs through mounting panel 7, pivot 9 is located the central point of fixed plate 3 and puts, the axis of rotation of pivot 9 is on a parallel with roller 41's axis of rotation, be provided with on mounting panel 7 and be used for ordering about pivot 9 to drive roller 41 and use pivot 9 to keep away from plain bumper 1's direction pivoted driving piece 8 as the axis orientation, plain bumper 1 diapire is provided with and is used for ordering about mounting panel 7 to drive scraper blade 2 and roller 41 make a round trip to slide 5.

After the civil air defense door frame on the plain bumper 1 is moved away, when concrete on the plain bumper 1 needs to be cleaned, the mounting plate 7 is driven by the sliding piece 5 to drive the scraper blade 2 and the roller 41 to slide, the roller 41 is positioned at the front end of the sliding direction of the scraper blade 2 in the sliding process, and the roller 41 is driven to rotate by the rotating piece, so that the concrete on the plain bumper 1 is crushed by the crushing teeth 42, the scraper blade 2 is positioned at the rear end of the sliding direction, and concrete impurities crushed by the crushing teeth 42 are pushed to move in the sliding process of the scraper blade 2, so that the concrete on the plain bumper 1 is cleaned, and the cleaning effect is good; when needs are reciprocal to the concrete on the plain bumper 1 clearance, order about pivot 9 through driving piece 8 and drive roller 41 and use pivot 9 to rotate as the direction that the plain bumper 1 was kept away from to the axis orientation, because scraper blade 2 has elasticity, so that make roller 41 and scraper blade 2 exchange the position, thereby be convenient for make roller 41 be located scraper blade 2 the place ahead all the time on the slip direction, for making a round trip to clear up plain bumper 1 and facilitate, and need not to clear up scraper blade 2 and roller 41 return initial position again, and is simple and convenient.

Referring to fig. 1 and 2, the sliding member 5 includes two winches 51 fixedly installed on the bottom wall of the compaction table 1 and a steel wire rope 52 wound on the winches 51, in this embodiment, the winches 51 are symmetrically arranged along the length direction of the compaction table 1, the winches 51 correspond to the mounting plates 7 one by one, the rotation axis of the winches 51 is parallel to the rotation axis of the rollers 41, one ends of the steel wire ropes 52 are fixedly connected to the mounting plates 7 by bypassing one side of the bottom wall of the compaction table 1, the other ends of the steel wire ropes are fixedly connected to the mounting plates 7 by bypassing the other side of the bottom wall of the compaction table 1, fixed pulleys 10 are fixedly installed on the two sides of the compaction table 1 along the sliding direction of the scraper 2, the fixed pulleys 10 correspond to the end portions of the steel wire ropes 52 one by one, and the steel wire ropes 52 between the mounting plates 7 and the winches 51 slide and are lapped on the fixed pulleys 10.

When the mounting plate 7 is required to be driven to slide in a reciprocating mode, the winch 51 is started to rotate forwards, one end of the steel wire rope 52 is wound by the winch 51 at the moment, the other end of the steel wire rope 52 is unwound, the mounting plate 7 is pulled to slide towards one end wound by the steel wire rope 52, then the winch 51 is started to rotate backwards, one end of the steel wire rope 52 is wound by the winch 51 at the moment, the other end of the steel wire rope 52 is wound, the steel wire rope 52 on one side of winding is pulled to slide the mounting plate 7, the mounting plate 7 is driven to slide the roller 41 and the scraper 2 back and forth, the fixed pulley 10 is arranged to guide the sliding of the steel wire rope 52, the possibility that the steel wire rope 52 shakes is reduced, and the sliding effect of the mounting plate 7 is improved.

Referring to fig. 3, a mounting cavity 14 is formed in the fixing plate 3, the rotating member includes a micro motor 6 fixedly mounted in the mounting cavity 14, and an output end of the micro motor 6 is fixedly connected to the roller 41. The micro motor 6 is started, the micro motor 6 drives the roller 41 to rotate, and the roller 41 drives the crushing teeth 42 to rotate, so that the concrete on the compaction table 1 is crushed.

Referring to fig. 1 and 2, in order to facilitate the rotation of the fixing plate 3, a support plate 15 is fixedly connected to the side mounting plate 7, the driving member 8 includes a worm 81 rotatably disposed on the support plate 15 and a worm wheel 82 fixedly sleeved on the rotating shaft 9, the worm wheel 82 is engaged with the worm 81, and one end of the worm 81 is fixedly connected with the handle 16 to facilitate the rotation of the worm 81.

When the position of the roller 41 and the scraper 2 needs to be exchanged, the handle 16 is rotated, the handle 16 drives the worm 81 to rotate, the worm 81 drives the worm wheel 82 to rotate, the worm wheel 82 drives the rotating shaft 9 to rotate, the rotating shaft 9 drives the roller 41 to rotate towards the direction far away from the plain bumper 1 by taking the rotating shaft 9 as a rotating axis, the fixing plate 3 is rotated by 180 degrees, and the position exchange of the roller 41 and the scraper 2 is realized. Due to the engagement between the worm 81 and the worm wheel 82, a self-locking function is provided so as to rotate and fix the fixing plate 3 to a desired position.

Referring to fig. 1 and 2, connecting plates 17 are relatively fixed at four corners of the plain bumper 1, a guide rod 11 is fixedly connected between the two connecting plates 17 along the length direction of the plain bumper 1, the length direction of the guide rod 11 is parallel to the sliding direction of the mounting plate 7, the height of the guide rod 11 is smaller than the thickness of the civil air defense door frame, the guide rods 11 are in one-to-one correspondence with the mounting plate 7, and the mounting plate 7 is sleeved on the corresponding guide rods 11 in a sliding manner. The guide rod 11 is arranged to guide the sliding of the mounting plate 7, so that the mounting plate 7 is favorable for driving the scraper 2 and the roller 41 to stably slide.

Referring to fig. 1 and 2, collecting troughs 12 are fixedly connected to two sides of the tapping platform 1 along the sliding direction of the mounting plate 7, and the collecting troughs 12 are used for collecting concrete scraped off by the scraper 2. Concrete impurity after scraper blade 2 will break tooth 42 is broken scrapes to plain bumper 1 one side, and the concrete impurity that will scrape out clears up to the collecting vat 12 in to be convenient for collect the processing in unison, simple and convenient.

Referring to fig. 1 and 2, the opposite side edges of the tapping table 1 are fixedly connected with the cross rod 18, the pressing piece 13 comprises a screw 131 fixed on the cross rod 18, a rectangular frame 132 slidably sleeved on the screw 131, two nuts 133 in threaded connection on the screw 131 and a pressing plate 134 rotatably connected on the nuts 133, the screw 131 corresponds to four corners of the civil air defense door frame, the screw 131 is arranged along the vertical direction, the space between the screw 131 and the tapping table 1 can be used for sliding the mounting plate 7, the pressing plate 134 is located on one side where the two nuts 133 are close to each other, the rectangular frame 132 is located between the two pressing plates 134, and the width of the pressing plate 134 is greater than that of the rectangular frame 132.

When concrete needs to be poured into the civil air defense door frame, the scraper 2 and the roller 41 are driven to slide to one side of the plain bumper 1 through the matching of the winch 51 and the steel wire rope 52, the rectangular frame 132 is horizontally pulled, one side of the rectangular frame 132 is abutted to the civil air defense door frame, the nut 133 on the lower side of the rectangular frame 132 is rotated, the pressing plate 134 on the lower side of the rectangular frame 132 is flush with the upper surface of the civil air defense door frame, the nut 133 on the upper side of the rectangular frame 132 is rotated, the nut 133 drives the pressing plate 134 to slide, and the rectangular frame 132 is clamped tightly by the two pressing plates 134, so that the civil air defense door frame is pressed to the plain bumper 1 by the rectangular frame 132; after concrete in the civil air defense door frame is poured, the nuts 133 on two sides of the rectangular frame 132 are rotated, so that the nuts 133 drive the pressing plate 134 to slide towards the direction far away from the rectangular frame 132, the rectangular frame 132 is pulled towards the direction far away from the civil air defense door frame, and the rectangular frame 132 is moved away from the upper side of the plain bumper 1, so that the civil air defense door frame can be conveniently moved away, and the concrete on the plain bumper 1 can be conveniently cleaned.

The implementation principle of the embodiment of the application is as follows:

after concrete in the civil air defense door is poured, the nuts 133 on two sides of the rectangular frame 132 are rotated, the nuts 133 drive the pressing plate 134 to slide towards the direction far away from the rectangular frame 132, the rectangular frame 132 is pulled, the rectangular frame 132 is moved away from the upper side of the compaction table 1, the civil air defense door frame is moved away, the winch 51 is started to rotate forwards, the winch 51 winds one end of the steel wire rope 52 and unwinds the other end of the steel wire rope 52, the mounting plate 7 is pulled to slide towards one side of the scraping plate 2 close to the roller 41, the mounting plate 7 drives the scraping plate 2 and the roller 41 to slide synchronously, the micro motor 6 is started, the micro motor 6 drives the roller 41 to rotate, the roller 41 drives the crushing teeth 42 to rotate, the crushing teeth 42 crush the concrete on the compaction table 1, the crushed concrete impurities in the sliding process of the scraping plate 2 are pushed to move to the other side of the compaction table 1, the scraped concrete is moved into the collecting tank 12, thereby clear up the concrete on plain bumper 1, and the clearance effect is better, is favorable to using manpower sparingly.

When cleaning back and forth is needed, the handle 16 is rotated, the handle 16 drives the worm 81 to rotate, the worm 81 drives the worm wheel 82 to rotate, so that the rotating shaft 9 drives the roller 41 to rotate towards the direction far away from the vibrating table 1 by taking the rotating shaft 9 as the rotating axis, the fixed plate 3 is rotated by 180 degrees, the position of the roller 41 is exchanged with the scraper 2, then restart hoist engine 51 reversal, hoist engine 51 unreels wire rope 52's one end, the other end of rolling wire rope 52, the direction that same pulling mounting panel 7 is close to roller 41 towards scraper blade 2 slides, micro motor 6 orders about roller 41 and rotates, roller 41 drives broken tooth 42 and rotates, broken tooth 42 continues to carry out the breakage to the concrete on plain bumper 1, scraper blade 2 promotes the concrete impurity removal after broken tooth 42, move to the initial position, realize one and reciprocate, move into collecting vat 12 with the concrete of scraping out, the clearance effect of plain bumper 1 has further been improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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

1. The utility model provides a people's air defense door concrete plain bumper, includes plain bumper (1), its characterized in that: the utility model discloses a concrete tap, it is used for scraping the gliding piece that slides (5) that shakes back and forth of fixed plate (4) and fixed plate (3) are provided with to shake plain bumper (1) on the slip be provided with and be used for scraping the plain bumper (1) concrete, the both ends of scraper blade (2) are provided with fixed plate (3), two it is provided with crushing roller (4) to rotate between fixed plate (3), crushing roller (4) are used for the concrete on the broken plain bumper (1), be provided with on fixed plate (3) and be used for ordering about fixed plate (3) and drive scraper blade (2) and crushing roller (4).

2. The civil air defense door concrete tapping device of claim 1, wherein: the sliding piece (5) comprises a winch (51) arranged on the bottom wall of the compaction table (1) and a steel wire rope (52) wound on the winch (51), one end of the steel wire rope (52) is arranged on the fixing plate (3) in a mode that one side of the bottom wall of the compaction table (1) is wound, and the other end of the steel wire rope is arranged on the fixing plate (3) in a mode that the other side of the bottom wall of the compaction table (1) is wound.

3. The civil air defense door concrete tapping device of claim 1, wherein: the rotating part comprises a micro motor (6) arranged on the fixed plate (3), and the output end of the micro motor (6) is connected with the crushing roller (4).

4. The civil air defense door concrete tapping device according to claim 2, characterized in that: two one side that fixed plate (3) kept away from each other is provided with mounting panel (7), fixed plate (3) are rotated on mounting panel (7), the axis of rotation of fixed plate (3) is on a parallel with the axis of rotation of crushing roller (4), be provided with on mounting panel (7) and be used for ordering about fixed plate (3) to be close to crushing roller (4) one side orientation and keep away from plain bumper (1) direction pivoted driving piece (8), fixed plate (3) are located scraper blade (2) center axis, one side setting that plain bumper (1) diapire was walked around to the one end of wire rope (52) is on mounting panel (7), and the opposite side setting that the other end walked around plain bumper (1) diapire is on mounting panel (7), scraper blade (2) are the elastic plate.

5. The civil air defense door concrete tapping device of claim 4, wherein: one side that fixed plate (3) are close to mounting panel (7) is provided with pivot (9), pivot (9) are located fixed plate (3) central point and put, pivot (9) rotate on mounting panel (7), driving piece (8) are established worm wheel (82) on pivot (9) including rotating worm (81) and the cover that sets up on mounting panel (7), worm wheel (82) and worm (81) meshing.

6. The civil air defense door concrete tapping device of claim 4, wherein: both sides along scraper blade (2) slip direction on plain bumper (1) all are provided with fixed pulley (10), fixed pulley (10) and the both ends one-to-one of being connected the rope, the rope slip of being connected between mounting panel (7) and hoist engine (51) is lapped on corresponding fixed pulley (10).

7. The civil air defense door concrete tapping device of claim 4, wherein: the jolt ramming table is characterized in that a guide rod (11) is arranged on the jolt ramming table (1), the length direction of the guide rod (11) is parallel to the sliding direction of the scraper (2), and the mounting plate (7) is sleeved on the guide rod (11) in a sliding manner.

8. The civil air defense door concrete tapping device of claim 4, wherein: collecting grooves (12) are formed in the two sides of the compaction table (1) in the sliding direction of the scraper (2), and the collecting grooves (12) are used for collecting concrete scraped off by the scraper (2).