CN113982220A - Civil air defense door installation method - Google Patents
Civil air defense door installation method Download PDFInfo
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- CN113982220A CN113982220A CN202111182767.7A CN202111182767A CN113982220A CN 113982220 A CN113982220 A CN 113982220A CN 202111182767 A CN202111182767 A CN 202111182767A CN 113982220 A CN113982220 A CN 113982220A
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- air defense
- civil air
- defense door
- frame
- installation
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/0007—Implements for finishing work on buildings for mounting doors, windows or frames; their fitting
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/0007—Implements for finishing work on buildings for mounting doors, windows or frames; their fitting
- E04F21/0023—Implements for finishing work on buildings for mounting doors, windows or frames; their fitting for mounting door leaves, window sashes or the like
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a civil air defense door installation method. The method adopts a plurality of components such as a transportation installation vehicle, a magnetic laser level meter, a bolt positioning block, a fixed shoe, a measuring rod and the like. The civil air defense door mounting surface is upwards placed on a transportation mounting vehicle, and the mounting step comprises the following steps: roughly positioning the left and right sides of a transport and installation vehicle by using laser; secondly, positioning the front and back of the civil air defense door by using a measuring bolt and a fixing shoe on the measuring rod; comparing the position of a long pipe on the measuring rod with the position of a trunnion on the doorframe, and positioning the civil air defense door in the up-and-down direction by using a bolt positioning block; fourthly, positioning the civil air defense door in the left and right directions by using laser and a left and right adjusting device; and fifthly, starting the hydraulic cylinder to lift the civil air defense door in a rotating way to realize the installation of the civil air defense door. The civil air defense door installation method is high in safety factor, labor cost is reduced, and installation efficiency is improved.
Description
Technical Field
The invention is applied to the field of civil air defense of buildings, relates to the installation of civil air defense doors, and particularly provides a method for installing a civil air defense door by adopting a transportation installation vehicle.
Background
In the underground civil air defense engineering of the building, the civil air defense door is indispensable. The current civil air defense door is made of reinforced cement, the thickness is thicker, the weight is measured by tons, and great difficulty is brought to the transportation and installation of the civil air defense door under the building ground. Especially, the installation of civil air defense door, before the concrete placement of building, need pre-buried couple that installation civil air defense door was used. During installation, a chain block is hung on the hook to lift the civil air defense door, and the civil air defense door is manually pushed to be positioned and installed. This kind of people's air defense door mounting means needs blue and green strong labour, and chain block can not avoid to have to draw askew the phenomenon of dragging to one side, and the danger coefficient is high, and the installation effectiveness is extremely low moreover, and under the general condition, the installation people's air defense door quantity per shift is less than 7.
Disclosure of Invention
The technical problem solved by the invention is as follows: the civil air defense door installation method is characterized in that a transportation installation vehicle and related components are adopted for installation, and the installation efficiency and the safety coefficient are improved.
The technical scheme adopted by the invention is as follows: the installation of the civil air defense door adopts a plurality of components including a transportation installation vehicle, a magnetic laser level meter, a bolt positioning block, a fixing boot, a measuring rod and the like. The transportation installation vehicle comprises wheels, axles, a frame and a rotating frame, wherein the frame is arranged below the rotating frame and is connected with the rotating frame through a rotating shaft and a hydraulic cylinder, the rotating shaft is arranged at the front end of the frame and the rotating frame, and the hydraulic cylinder is arranged below the rotating frame and is hinged with the frame and the rotating frame. Left and right adjusting devices are arranged on two sides of the rotating frame; the measuring rod comprises a long pipe, a hole and a short pipe, the short pipe is in threaded connection with a measuring bolt, and the hole is matched with the rotating shaft. The civil air defense door installation comprises the following steps:
roughly positioning left and right: the mounting surface of the civil air defense door is upward, the civil air defense door is transported to the front of a doorframe to be mounted by a transport mounting vehicle, a magnetic laser level absorbed on the civil air defense door or the transport mounting vehicle is electrified, and laser is turned on; swinging the transportation and installation vehicle back and forth, and roughly positioning left and right by using laser;
positioning in the front-back direction: adjusting the measuring bolt to enable the top surface of the measuring bolt to be flush with the mounting surface of the civil air defense door; rotating the frame around the axle to enable the height of the rotating shaft to correspond to the height of the lower edge of the civil air defense door after installation, rotating the measuring rod to enable the whole measuring bolt to be horizontal, moving the wheel forwards to enable the measuring bolt to touch a door frame or a wall surface, and inserting the fixing shoe into the rear lower part of the wheel to realize front and rear direction positioning of the civil air defense door;
positioning in the up-down direction: the long pipe is parallel to the civil air defense door, the position of a trunnion of the civil air defense door is determined by scribing on the long pipe, the long pipe is rotated to be vertical, the scribing is compared with the position of the trunnion on the door frame, the frame is rotated around the trunnion, the scribing position is adjusted up and down to correspond to the position of the trunnion on the door frame, the height of the rotating shaft is determined, a bolt positioning block is placed below the front end of the frame, and the bolt on the bolt positioning block is adjusted to realize the positioning of the civil air defense door in the up-and-down direction;
positioning in the left and right directions: the frame is rotated to the horizontal position, laser is adjusted, laser light is aligned to the center of a trunnion mounting hole on a door frame, a left adjusting device and a right adjusting device are adjusted, the center line of the trunnion mounting hole of the civil air defense door is aligned to the laser, and then the civil air defense door is fixed by the adjusting devices, so that the left and right positioning of the civil air defense door is realized;
fifthly, mounting the civil air defense door: and starting the hydraulic cylinder, lifting the civil air defense door in a rotating way, and when the civil air defense door rotates to a vertical position, the position of the civil air defense door corresponds to that of the mounting hole of the door frame, so that the installation of the civil air defense door is realized.
Further, in order to improve the stability of the transportation and installation vehicle when the civil air defense door is lifted in a rotating process, before the fifth step, the measuring rod is taken down, plugged into the jack and lifted, so that the top surface of the measuring rod is flush with the lower edge of the rotating shaft, and the jack and the bolt positioning block jointly bear the weight of the civil air defense door and the rotating frame, or a balance weight is applied to a handlebar at the rear part of the transportation and installation vehicle.
Further, when controlling the location of direction people's air defense door, for reducing the frictional force that people's air defense door removed, the bobble has been placed on the shaped steel surface of swivel mount, and the bobble is not come off by fixing the panel restraint on the swivel mount, and when people's air defense door was placed on the transportation installing vehicle, it was supported by the bobble.
Further, when the civil air defense door rises, in order to guarantee that the civil air defense door is fixed, the front end fixed welding of swivel mount has the flange, and this flange supports the weight of civil air defense door. In order to ensure the supporting strength of the flange, the flange is welded with a reinforcing rib plate. When the rotating frame rotates to the vertical position, the bottom surface of the flange is flush with the lower edge of the rotating shaft and repeatedly contacts with the jack, and the weight of the civil air defense door is completely supported by the jack.
Further, in order to increase the friction force between the fixed shoe and the wheel, a cambered surface corresponding to the wheel is processed on the fixed shoe. When the fixed boot is not used, the fixed boot is hung on the frame and is lost when being placed.
Further, the left and right adjusting device comprises a screw, a steel plate and an adjusting bolt. The screw rod passes through the steel pipe welded and fixed with the rotating frame, the nuts at two ends are fixed, the screw rod is welded with the steel plate, the distance between the steel plates can be adjusted by adjusting the nuts, and therefore the width of the civil air defense door is adapted. And adjusting bolts are connected above the steel plates in a threaded manner, and the civil air defense door is positioned and fixed by the adjusting bolts.
The invention has the beneficial effects that: according to the civil air defense door installation method, the civil air defense door is lifted without using the chain block, and the safety coefficient is high. The civil air defense door adopts mechanical installation, has reduced the cost of labor of installation, has improved the installation effectiveness.
Drawings
FIG. 1 is a schematic front view of a transport vehicle;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a left side schematic view of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is a schematic view of a measuring rod structure;
FIG. 6 is a schematic view of a civil air defense door installation;
FIG. 7 is an enlarged view of a portion of FIG. 6;
wherein: 1-civil air defense door, 2-left and right adjusting device, 3-panel, 4-rotating frame, 5-vehicle frame, 6-fixed boot, 7-wheel, 8-vehicle axle, 9-hydraulic cylinder, 10-measuring rod, 11-rotating shaft, 12-flange, 13-guide block, 14-small ball, 15-plunger, 16-magnetic laser level meter, 17-oil tank, 18-steel pipe, 19-screw, 20-steel plate, 21-adjusting bolt, 22-long pipe, 23-hole, 24-short pipe, 25-measuring bolt, 26-civil air defense door trunnion, 27-jack, 28-bolt positioning block.
Detailed Description
The up-down direction is shown in fig. 1, fig. 3 and fig. 6, the left-right direction is shown in fig. 3, the lower-upper direction is shown in fig. 2, and the front-back direction is shown in fig. 1, fig. 2 and fig. 6. The connection may be a plurality of connection methods such as bonding, welding, riveting, fastening, or a combination of different connection methods, or may be a fixed connection by another member.
The installation of the civil air defense door adopts a civil air defense door transportation and installation vehicle, and the structure of the civil air defense door transportation and installation vehicle is shown as the attached figures 1-3 and comprises wheels 7, an axle 8, a frame 5, a rotating frame 4 and the like. The wheels 7 are rotatably connected with the axles 8, the axles 8 are fixedly connected with the frame 5 through bearings and bearing seats, the rotating frame 4 is arranged on the frame 5 and is connected with the hydraulic cylinder 9 through a rotating shaft 11, and when the hydraulic cylinder 9 moves in a telescopic mode, the rotating frame 4 can rotate around the rotating shaft 11. Left and right adjusting devices 2 are respectively installed on the left and right sides of the rotating frame 4 in the front and rear direction. The small ball 14 is arranged on the surface of the section steel of the rotating frame 4, and the small ball 14 is restrained by the panel 3 fixed on the rotating frame 4 and can rotate in a limited space. The civil air defense door is placed on the transportation and installation vehicle and is supported by the small balls 14, so that the position of the civil air defense door 1 can be conveniently adjusted in a small range on the transportation and installation vehicle, and the friction force is reduced.
The front end fixed welding of swivel mount 4 has flange 12, and flange 12 can be used for the location of people's air defense door 1, and its main function is when swivel mount 4 is rotatory, bearing people's air defense door 1. In order to ensure the supporting strength of the flange 12, the flange 12 is reinforced by a plurality of rib plates. As shown in fig. 7, when the civil air defense door 1 is rotated to the vertical position, the weight of the civil air defense door 1 and the weight of the rotating frame 4 are all supported by the jack 27. At this time, the jack 27 also plays a role of auxiliary positioning. In order to ensure the stress of the jack 27, when the civil air defense door 1 rotates to the vertical position, the stressed bottom surface of the flange 12 is flush with the lower edge of the rotating shaft 11 and is completely carried by the jack 27, so as to ensure that the final rotating position of the civil air defense door is vertical.
The transportation and installation vehicle is fixed by adopting the fixing shoes 6, the cambered surfaces of the fixing shoes 6 correspond to the wheels 7, and the wheels are fixed by utilizing the friction between the cambered surfaces and the wheels. The contact area between the fixed shoe 6 and the ground is increased as much as possible, and the fixed shoe 6 is stabilized by the frictional force between the fixed shoe 6 and the ground. In order to prevent the loss of the fixed boots 6 and facilitate the use, the fixed boots 6 are hung on two sides of the frame 5 by using the inserting rods 15. The side parts of the fixing shoe 6 and the frame 5 are processed with insertion holes, and the insertion rod 15 is inserted into the insertion holes of the fixing shoe 6 and the frame 5. For convenient operation, the fixed shoe 6 is hung beside the wheel 7, and the jack position of the fixed shoe 6 needs to ensure that the hung fixed shoe 6 does not hinder the rotation of the wheel 7.
The hydraulic cylinder 9 is hinged with the frame 5, and the hydraulic push rod is hinged with the rotating frame 4 and can rotate around the hinge shaft, as shown in attached figures 3 and 6, so as to ensure that the hydraulic jacking rotating frame 4 rotates smoothly. In order to increase the jacking stroke of the hydraulic cylinder 9, a primary-secondary type hydraulic cylinder is preferably adopted. In the lower part of the panel 3, an oil tank 17 is designed to store hydraulic oil.
Four left and right adjusting devices 2 are provided at front and rear positions on both sides of the rotating frame 4, and as shown in fig. 4, the left and right adjusting devices 2 include a screw rod 19, a steel plate 20, an adjusting bolt 21, and the like. The screw rod 19 penetrates through a steel pipe 18 welded and fixed with the rotating frame 4, nuts at two ends are fixed, the screw rod 19 is welded with a steel plate 20, a threaded hole is machined above the steel plate 20, and an adjusting bolt 21 is installed on the threaded hole. During the use, different according to people's air defense door width size, the position of adjustable nut to the width between the adjustment steel sheet 20 is corresponding with people's air defense door width, then fastens with adjusting bolt 21, prevents that people's air defense door from rocking about the transportation.
The magnetic laser level meter 16 is adsorbed on a civil air defense door or a transport installation vehicle by utilizing the magnetism thereof, is installed on one side of a trunnion 26 of the civil air defense door, and utilizes laser to measure the consistency of the left and right directions of the centers of the trunnion installation holes of the door frame and the civil air defense door. Adjusting the laser of magnetism laser level meter 16 for laser light aims at the gudgeon mounting hole center on the door frame, then adjusts four and controls adjusting device 2, makes the people's air defense door remove about on bobble 14, adjusts people's air defense door gudgeon mounting hole central line and aligns with laser, then fixes people's air defense door with adjusting bolt 21, in order to guarantee people's air defense door rotation installation, people's air defense door gudgeon mounting hole center is unanimous with the gudgeon mounting hole center left and right sides direction on the door frame.
When the civil air defense door rotates to the vertical position, the consistency of the center of the trunnion mounting hole of the civil air defense door and the center of the trunnion mounting hole on the door frame in the front-back direction and the up-down direction is ensured by the measuring rod 10. Fig. 5 is a schematic view of the measuring rod structure, which comprises a long tube 22, a hole 23, a short tube 24 and a measuring bolt 25. The hole 23 is fitted to the shaft 11 and the measuring rod 10 can be inserted into the shaft 11, as shown in fig. 2. The outer end of the short pipe 24 is welded with a nut, the nut is in threaded connection with the measuring bolt 25, and the extension length of the measuring bolt 25 is adjusted, so that the top surface of the measuring bolt is flush with the mounting surface of the civil air defense door, as shown in the attached drawing 1. The measuring rod 10 is rotated, and the front and back positions of the transportation and installation vehicle are determined by using the measuring bolt 25 and a door frame or a wall body. The position of a trunion 26 of the civil air defense door is determined by drawing a line on the long pipe 22, then the measuring rod 10 is rotated, the position of the trunion on the door frame is compared by the drawn line, the transportation and installation vehicle is rotated around the axle 8, when the drawn line corresponds to the position of the trunion on the door frame, the height position of the rotating shaft 11 is determined, and then the bolt positioning block 28 is used for positioning, so that the positioning in the height direction of the civil air defense door is realized. As shown in fig. 7, the height of the bolt on the bolt positioning block 28 is rotated, thereby positioning the rotating shaft 11 in the up-down direction. After the shaft 11 is positioned, the measuring rod 10 is removed, and the top surface of the jack 27 is lifted to the lower edge of the shaft 11.
The two sides of the frame 5 are fixedly welded with guide blocks 13 to ensure that the rotating frame 4 is positioned and falls on the frame 5. Since the rotating frame 4 is hinged by the rotating shaft 11 and the hydraulic cylinder 9, the left and right directions of the rotating frame are hardly displaced, the guide block 13 only plays an auxiliary role, and the magnetic laser level meter 16 can be adsorbed by the guide block 13.
The invention only provides a structural schematic diagram of the civil air defense door transportation and installation vehicle, and other parts such as a handlebar, a connecting pipeline of the hydraulic cylinder 9, an oil pump and the like are not shown. And on the basis of the structural schematic diagram, a steering wheel is added to strengthen the transportation function. The existing people's air defense door transportation function of transportation installation car also has people's air defense door installation function, and the installation function of its people's air defense door is emphatically emphasized in this application. The installation of the civil air defense door of the transportation installation vehicle is carried out according to the following steps:
1. and (5) preparing for installing the civil air defense door. Checking the preparation conditions of the components such as the magnetic laser level meter 16, the jack 28, the fixed shoe 6, the bolt positioning block 28, the measuring rod 10 and the like, checking the running condition of the transport and installation vehicle, and checking the power supply conditions used by the magnetic laser level meter 16 and the oil pump.
2. And carrying out left and right rough positioning on the transport installation vehicle. And (3) transporting the civil air defense door 1 to a door frame needing to be installed by using a transport installation vehicle, wherein the installation surface of the civil air defense door faces upwards. The laser of the magnetic laser level 16 is turned on, the transport and installation vehicle is swung back and forth, and the transport and installation vehicle is roughly positioned left and right by the laser.
3. The transportation installation vehicle is positioned front and back. The measuring bolt 25 on the measuring rod 10 is adjusted to make the top surface of the measuring bolt flush with the mounting surface of the civil air defense door. As shown in fig. 6, the carriage 5 is rotated to make the height of the rotating shaft 11 close to the height of the lower edge of the installation of the civil air defense door, the measuring rod 10 is rotated to make the measuring bolt 25 horizontal, and the wheel 7 is moved forward to make the measuring bolt 25 touch the door frame or the wall surface. And taking down the fixing shoe 6, and plugging the fixing shoe 6 into the rear lower part of the wheel 7, so that the transportation and installation vehicle is positioned front and back.
4. The civil air defense door is positioned up and down. The long tube 22 on the rotary measuring rod 10 is parallel to the civil air defense door, the position of the trunnions 26 of the civil air defense door are determined by drawing lines on the long tube 22, then the measuring rod 10 is rotated so that the long tube 22 is vertical, and the drawn lines are used for comparing the positions of the trunnions on the doorframe. The transportation and installation vehicle is rotated around the axle 8 to adjust the upper and lower positions of the long pipe 22 to correspond to the positions of the trunnions on the door frame, so that the height of the rotating shaft 11 is determined, then the bolt positioning block 28 is plugged in the front lower part of the vehicle frame 5, and the bolts on the bolt positioning block 28 are adjusted to realize the positioning of the civil air defense door in the up-and-down direction.
5. The civil air defense door is positioned left and right. The civil air defense door is rotated back to the horizontal position, laser is adjusted, laser light is aligned to the center of the trunnion mounting hole on the door frame, the four left and right adjusting devices 2 are adjusted, the mounting hole center line of the trunnion 26 of the civil air defense door is adjusted to be aligned with the laser, then the civil air defense door is fixed by the adjusting bolt 21, and left and right positioning of the civil air defense door is realized.
6. And (5) installing a civil air defense door. The front and back direction of the civil air defense door is positioned by the fixing shoes 6, the up and down direction is positioned by the bolt positioning blocks 28, the left and right direction is positioned by the left and right adjusting devices 2, after all the positioning is finished, the hydraulic cylinder 9 is started, the reaction force of the lifting of the hydraulic cylinder 9 acts on the fixing shoes 6, and the fixing shoes 6 are kept fixed by the friction force with the ground. During the process of rotating and lifting the civil air defense door 1 and the rotating frame 4, the gravity center of the civil air defense door gradually moves forwards, and the weight is shared by the bolt positioning block 28 and the jack 27. Because the rotating shaft 11 is in point contact with the jack 27, the friction force of the rotating shaft is not enough to enable the transport installation vehicle to move forwards or the jack 27 to move backwards, and in order to prevent the jack 27 from tilting under the action of the pressure, the jack 27 can be placed close to the wall surface and fixed by utilizing the friction force between the jack and the wall surface or fixed by plugging steel nails on the wall. When the civil air defense door rotates to the vertical position, the position of the civil air defense door corresponds to that of the mounting hole of the door frame, and the installation of the civil air defense door is realized.
7. And returning the transport installation vehicle. After the civil air defense door is installed and fixed, the left and right adjusting devices 2 and the bolt positioning blocks 28 are loosened, the jack 27 returns oil, the fixing shoes 6 are taken out, the transportation and installation vehicle is pulled backwards, so that the flanges 12 are separated from the civil air defense door, the hydraulic cylinder 9 returns oil, the rotating frame 4 falls back on the frame 5, and the next civil air defense door is transported and installed.
It should be noted that the jack 27 is only used for providing a higher safety factor for the transportation and installation vehicle in the process of the civil air defense door rotating and lifting, and if a balance weight is applied to a handlebar at the rear of the transportation and installation vehicle, the stability of the transportation and installation vehicle is ensured, and the jack is not used.
According to the civil air defense door installation method, the civil air defense door is not hoisted, the chain block is not used, the phenomenon of inclined pulling and inclined pulling is avoided, the whole installation process is carried out on the ground, potential safety hazards are eliminated, and the safety coefficient is high. The hydraulic cylinder is adopted for mounting the civil air defense door, so that the civil air defense door does not need to use green and strong labor, and can be operated by women or weak people, thereby reducing the labor cost for mounting. The civil air defense door is mechanically installed, manual labor is basically avoided, the installation efficiency is improved by more than one time, and 13-20 civil air defense doors are installed in each class.
Claims (6)
1. A civil air defense door installation method is characterized in that: the method comprises the following steps of adopting components including a transportation installation vehicle, a magnetic laser level meter (16), a bolt positioning block (28), a fixed shoe (6) and a measuring rod (10) for installation; the transportation and installation vehicle comprises wheels (7), axles (8), a frame (5) and a rotating frame (4), wherein the frame (5) is positioned below the rotating frame (4) and is connected with a hydraulic cylinder (9) through a rotating shaft (11), the rotating shaft (11) is positioned at the front ends of the frame (5) and the rotating frame (4), and the hydraulic cylinder (9) is positioned below the rotating frame (4) and is hinged with the frame (5) and the rotating frame (4); a left-right adjusting device (2) is arranged on two sides of the rotating frame (4); the measuring rod (10) comprises a long pipe (22), a hole (23) and a short pipe (24), the short pipe (24) is in threaded connection with a measuring bolt (25), and the hole (23) is matched with the rotating shaft (11); the civil air defense door installation comprises the following steps:
roughly positioning left and right: the mounting surface of the civil air defense door is upward, the civil air defense door is transported to the front of a doorframe to be mounted by a transport mounting vehicle, a magnetic laser level meter (16) adsorbed on the civil air defense door or the transport mounting vehicle is electrified, and laser is turned on; swinging the transportation and installation vehicle back and forth, and roughly positioning left and right by using laser;
positioning in the front-back direction: adjusting the measuring bolt (25) to enable the top surface of the measuring bolt (25) to be flush with the mounting surface of the civil air defense door; rotating the frame (5) around the axle (8) to enable the height of the rotating shaft (11) to correspond to the height of the lower edge of the civil air defense door after installation, rotating the measuring rod (10) to enable the whole measuring bolt (25) to be horizontal, moving the wheel (7) forward to enable the measuring bolt (25) to touch a door frame or a wall surface, and plugging the fixing shoe (6) into the rear lower part of the wheel (7) to realize the front and rear direction positioning of the civil air defense door;
positioning in the up-down direction: the long pipe (22) is parallel to a civil air defense door, a scribing line is carried out on the long pipe (22) to determine the position of a trunnion of the civil air defense door, the long pipe (22) is rotated to be vertical, the scribing line is compared with the position of the trunnion on a door frame, a vehicle frame (5) is rotated around a vehicle axle (8), the scribing position is adjusted up and down to correspond to the position of the trunnion on the door frame, the height of the rotating shaft (11) is determined, a bolt positioning block (28) is placed below the front end of the vehicle frame (5), and a bolt on the bolt positioning block (28) is adjusted to realize the positioning of the civil air defense door in the up-down direction;
positioning in the left and right directions: the frame (5) is rotated to the horizontal position, laser is adjusted, laser light is aligned to the center of a trunnion mounting hole on a door frame, a left adjusting device and a right adjusting device (2) are adjusted, the center line of the trunnion mounting hole of the civil air defense door is aligned to the laser, and then the civil air defense door is fixed by the adjusting device (2), so that the left and right positioning of the civil air defense door is realized;
fifthly, mounting the civil air defense door: and starting the hydraulic cylinder (9), lifting the civil air defense door in a rotating way, and when the civil air defense door rotates to a vertical position, the position of the civil air defense door corresponds to that of the mounting hole of the door frame, so that the installation of the civil air defense door is realized.
2. A method of installing a civil air defense door as claimed in claim 1, wherein: before the operation of the fifth step, the measuring rod (10) is taken down, plugged into the jack (27) and lifted, so that the top surface of the measuring rod is flush with the lower edge of the rotating shaft (11).
3. A method of installing a civil air defense door as claimed in claim 1, wherein: the small balls (14) are placed on the surface of the section steel of the rotating frame (4), and the small balls (14) are restrained by the panel (3) fixed on the rotating frame (4) and do not fall off.
4. A method of installing a civil air defense door as claimed in claim 1, wherein: the front end of the rotating frame (4) is fixedly welded with a flange (12), the flange (12) is welded with a reinforcing rib plate, and when the rotating frame (4) rotates to a vertical position, the bottom surface of the flange (12) is flush with the lower edge of the rotating shaft (11).
5. A method of installing a civil air defense door as claimed in claim 1, wherein: the fixed shoe (6) is provided with a cambered surface corresponding to the wheel (7).
6. A method of installing a civil air defense door as claimed in claim 1, wherein: the left-right adjusting device (2) comprises a screw rod (19), a steel plate (20) and an adjusting bolt (21); the screw (19) penetrates through a steel pipe (18) welded and fixed with the rotating frame (4), nuts at two ends are fixed, the screw (19) is welded with a steel plate (20), and an adjusting bolt (21) is in threaded connection with the upper portion of the steel plate (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111182767.7A CN113982220A (en) | 2021-10-11 | 2021-10-11 | Civil air defense door installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111182767.7A CN113982220A (en) | 2021-10-11 | 2021-10-11 | Civil air defense door installation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113982220A true CN113982220A (en) | 2022-01-28 |
Family
ID=79738130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111182767.7A Withdrawn CN113982220A (en) | 2021-10-11 | 2021-10-11 | Civil air defense door installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113982220A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114986422A (en) * | 2022-05-24 | 2022-09-02 | 山东元德复合材料有限公司 | Intelligent positioning device for mounting civil air defense door |
-
2021
- 2021-10-11 CN CN202111182767.7A patent/CN113982220A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114986422A (en) * | 2022-05-24 | 2022-09-02 | 山东元德复合材料有限公司 | Intelligent positioning device for mounting civil air defense door |
| CN114986422B (en) * | 2022-05-24 | 2023-09-12 | 山东元德复合材料有限公司 | Intelligent positioning device for installing civil air defense door |
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Application publication date: 20220128 |