CN110984805A - Concrete protective door and production process thereof - Google Patents
Concrete protective door and production process thereof Download PDFInfo
- Publication number
- CN110984805A CN110984805A CN201911357720.2A CN201911357720A CN110984805A CN 110984805 A CN110984805 A CN 110984805A CN 201911357720 A CN201911357720 A CN 201911357720A CN 110984805 A CN110984805 A CN 110984805A
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- door
- plate
- frame
- panel
- lock tongue
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- 239000004567 concrete Substances 0.000 title claims abstract description 33
- 230000001681 protective effect Effects 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 52
- 239000010959 steel Substances 0.000 claims description 52
- 239000002184 metal Substances 0.000 claims description 39
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 33
- 238000009434 installation Methods 0.000 claims description 24
- 238000000926 separation method Methods 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 10
- 238000011900 installation process Methods 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 claims 4
- 230000000694 effects Effects 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 abstract 1
- 240000007643 Phytolacca americana Species 0.000 abstract 1
- 235000009074 Phytolacca americana Nutrition 0.000 abstract 1
- 238000004873 anchoring Methods 0.000 description 7
- 230000000903 blocking effect Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000007123 defense Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
- B28B23/022—Means for inserting reinforcing members into the mould or for supporting them in the mould
- B28B23/024—Supporting means
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
- E05C19/001—Other devices specially designed for securing wings, e.g. with suction cups with bolts extending over a considerable extent, e.g. nearly along the whole length of at least one side of the wing
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The invention relates to a concrete protective door and a production process thereof, wherein the concrete protective door comprises a door frame and door plates, a hinge device and a door bolt device are connected between the door frame and the door plates, the door bolt device comprises an embedded groove positioned in the door frame and a lock tongue positioned in the door plate, and the lock tongue is connected with a driving assembly which enables one end of the lock tongue to slide in the embedded groove; a guide slideway for placing a lock tongue is arranged in the door plate, and one end of the guide slideway is communicated to one end of the door plate and corresponds to the position of the embedded groove; the door plant is opened towards the one end in gomphosis groove and is placed the chamber, it communicates with the direction slide to place the chamber, it is equipped with buffer gear to place the intracavity, buffer gear is including bearing frame, bolster and bearing plate, the lateral wall conflict of bolster and opposite side and spring bolt is connected to one side of bearing plate. The invention has the effect that the bolt is easy to reset when a worker pokes the bolt through the driving assembly.
Description
Technical Field
The invention relates to the technical field of civil air defense protection equipment, in particular to a concrete protection door and a production process thereof.
Background
The civil air defense engineering is an important facility for preventing enemies from attacking suddenly, effectively masking personnel and materials and preserving the war potential; the method is an engineering guarantee for adhering to town battles and supporting anti-aggression wars to victory for a long time; the protective door of the engineering entrance is a weak part for anti-explosion and protection, and is an important barrier for ensuring the safety of the internal space of the engineering.
The protective door of the civil air defense engineering passageway is usually of a reinforced concrete structure and can resist shock waves generated by explosion.
The existing protective door comprises a door frame, a door plate, a hinge device and a door bolt device, wherein the door bolt device comprises an embedded opening arranged on the door frame and a lock tongue arranged on the door plate, and the door plate is arranged on one side of the door frame through the hinge device and is opened and closed through the door bolt device. When the door plant of guard gate received great impact load, it is spacing mainly through spring bolt and hinge device between door plant and the door frame, the spring bolt bears great shearing force, it easily produces deformation to be located the intraoral spring bolt of gomphosis, make the keeper device open the in-process, the spring bolt card dies handing-over department between door frame and door plant, the spring bolt is difficult for reseing, the unable normal use of keeper device, and then lead to originally being used for protecting the guard gate of people and goods and materials can cause the rescue difficulty on the contrary, harm people's life safety even.
Disclosure of Invention
The invention aims to provide a concrete protective door with a bolt easy to reset and a production process thereof.
One of the above objects of the present invention is achieved by the following technical solutions:
a concrete protection door comprises a door frame and a door plate, wherein a hinge device and a door bolt device are connected between the door frame and the door plate, the door bolt device comprises an embedded groove positioned in the door frame and a lock tongue positioned in the door plate, and the lock tongue is connected with a driving assembly which enables one end of the lock tongue to slide in the embedded groove; a guide slideway for placing a lock tongue is arranged in the door plate, and one end of the guide slideway is communicated to one end of the door plate and corresponds to the position of the embedded groove; a placing cavity is formed in one end, facing the embedding groove, of the door plate and communicated with the guide slide way, a buffer mechanism is arranged in the placing cavity and comprises a bearing frame, a buffer piece and a bearing plate, one side of the bearing plate is connected with the buffer piece, and the other side of the bearing plate is abutted against the side wall of the lock tongue; the contraction direction of the bearing plate and the buffer piece is perpendicular to the length direction of the lock tongue.
Through adopting above-mentioned technical scheme, when the door plant of guard gate received great impact load, the spring bolt atress card was died between door frame and door plant, and the spring bolt in the door plant is contradicted with the bearing plate, and the bearing plate atress makes the bolster produce deformation, and the dead state of card is removed in the stress point adjustment of spring bolt, and the staff stirs the spring bolt through drive assembly in inside, and the spring bolt is more easily resetd, and the guard gate opens and shuts easily.
Preferably, an inner panel and an outer panel are respectively arranged on two sides of the door panel, and the buffer mechanism is arranged on one side of the door panel close to the outer panel.
Through adopting the above technical scheme, the interior panel of guard gate is towards the inboard of protection section, the outside panel is towards the outside of protection section, the door plant opens and shuts to protection section inboard, the spring bolt stretches in the gomphosis inslot of door frame, when the protection section outside produces impact load to the door plant, the door plant drives the direction motion of the inside panel of spring bolt, produce slope or deformation, the direction slide opening part just is close to the spring bolt of contradicting of outside panel one end, the spring bolt card dies between door frame and door plant, when the staff stirred the spring bolt through drive assembly, spring bolt and bearing plate in the door plant are contradicted, the bearing plate atress makes the bolster produce deformation, the stress point adjustment of spring bolt, remove the card dead state, the spring bolt resets, the guard gate realizes opening and shutting.
Preferably, two layers of steel bar net racks are arranged in the door plate, and wave-shaped steel bars are arranged between the two layers of steel bar net racks.
Through adopting above-mentioned technical scheme, improve door plant proof strength, when making the guard gate outside produce impact load to the door plant, door plant bearing capacity is higher, is difficult for the atress to produce deformation to difficult breakage under the pulling of wave reinforcing bar.
Preferably, a mounting box is arranged between the two layers of the reinforcing steel bar net racks, and the guide slide way and the driving assembly are located in the mounting box.
Through adopting above-mentioned technical scheme, leave the spring bolt in making the door plant and order about the gliding space of spring bolt, make things convenient for the staff to settle spring bolt and drive assembly.
Preferably, the driving assembly comprises a driving tooth rotatably connected in the installation box, a driving column extending out of the inner panel is arranged at the center of the driving tooth, a guide tooth meshed with the driving gear is arranged on one side edge of the end, back to the embedding groove, of the lock tongue, and one side, back to the guide tooth, of the lock tongue is abutted against the inner wall of the installation box.
Through adopting above-mentioned technical scheme, make the staff can be in the inboard of guard gate through carrying out opening and shutting of operation control spring bolt to the drive column, convenient operation, simple structure, the fault-tolerant rate is higher, is difficult for the card to die.
Preferably, the bearing frame is U-shaped, the U-shaped opening of the bearing frame faces the direction of the lock tongue, the buffer part is a compression spring, and the pressure bearing plate is arranged on the U-shaped opening of the bearing frame in a hanging manner and is parallel to the length direction of the lock tongue; when the compression spring is in a normal state, the bearing plate is abutted against the lock tongue.
Through adopting above-mentioned technical scheme, make compression spring be located and bear the frame, bearing plate bears one side and passes through the unsettled placing of compression spring, and the spring bolt card dies back between door plant and door frame, and the spring bolt conflicts the bearing plate, and bearing plate offset removes the dead state of spring bolt card.
Preferably, bear and placed two separation baffles between frame and the bearing plate, the separation baffle is located compression spring's both sides and all conflicts with bearing frame and bearing plate, the separation baffle is the cusp and the meshing cooperation dorsad in the one end that bears the frame and has a tip to be gear form and rotate the pressure release post of connecting in the door plant, the pressure release post stretches out in interior panel.
Through adopting above-mentioned technical scheme, make the spring bolt in the normal use process, the separation baffle is located and bears between a frame and the bearing plate, and the separation baffle is used for spacing to the bearing plate, makes the difficult skew of bearing plate atress, and after the spring bolt card died between door plant and door frame, staff's drive pressure release post shifted out the separation baffle, and the spring bolt contradicts the bearing plate, and bearing plate offset removes the dead state of spring bolt card.
The other purpose of the invention is realized by the following technical scheme:
a production process of a concrete protection door comprises the following steps:
s1, forming the door plate, namely forming a metal wrapping edge by using a steel plate, wherein the metal wrapping edge is used for wrapping the outer edge of the periphery of the door plate; after marking the metal wrapping, forming a reinforcing steel bar net rack and an installation box in the metal wrapping, and pouring concrete to form a concrete door panel; the door panel forming process comprises the following steps: a. workers form a first layer of reinforcing steel bar net rack in the metal wrapping edge, the periphery of the reinforcing steel bar net rack is welded on the inner side of the metal wrapping edge, and the metal net rack is formed by binding a plurality of mutually vertical staggered reinforcing steel bars; b. the method comprises the following steps that a worker opens at a position appointed by an appointed metal edge cover, then the worker encloses the positions of a placing cavity and an installation box through a steel plate, a guide slideway is arranged in the installation box, one end, close to the metal edge cover opening, of the guide slideway is communicated with the placing cavity, and the placing cavity and the installation box are communicated with the metal edge cover opening; c, a worker places the bearing frame in the placing cavity, a U-shaped opening of the bearing frame is placed in a direction opposite to the direction of the metal net rack, and one end of the bearing frame is connected with an opening of the metal covered edge; d. the working personnel place the bearing frame in place before the intracavity, weld the both ends of the compression spring between bearing frame and bearing plate respectively, after the bearing frame is placed in placing the intracavity, conflict between bearing plate and the spring bolt, then the working personnel, place the separation baffle between end and bearing plate of the bearing frame, one side of the separation stop lever is engaged with the pressure release post whose end is the gear shape, the pressure release post stretches out along one end perpendicular to the steel bar net rack, connect to the first city steel bar net rack through the bearing rotation between first layer steel bar net rack and the pressure release post; e. the installation box is connected with a driving column which is perpendicular to the first layer of the steel bar net rack and extends out of the door plate through a bearing in a rotating way, one end of the driving column, which is close to the first layer of the metal net rack, is connected with a driving tooth in a key way, and the driving tooth is meshed with the guide tooth of the lock tongue; f. then workers lay the wavy reinforcing steel bars on the first layer of metal net rack, install the second layer of steel bar net rack above the wavy reinforcing steel bars, the crest and trough of the wavy reinforcing steel bar are welded to the node of each steel bar connection on the first layer of steel bar net rack and the second layer of steel bar net rack respectively, connect with several strengthening ribs perpendicular to the first layer of steel bar net rack and the second layer of steel bar net rack, the strengthening rib density near the installation box and placing cavity steel sheet is twice of the density of the central position of the door plant; g. a plurality of anchoring rods are welded at the position where the door plate is connected with the hinge device, the anchoring rods are connected with the first layer of reinforcing steel bar net rack and the second layer of reinforcing steel bar net rack in a welding mode, and the anchoring rods extend out of the door plate; h. after the reinforcing ribs are welded, checking the tightness of the installation box and the placing cavity, cleaning the welded semi-finished door plate, placing the door plate at a mould for pouring concrete, placing a plurality of metal wire meshes with the width larger than the gaps of the grids in the reinforcing steel bar net rack in a disordered manner by workers in the concrete pouring process, and vibrating by using a vibrating device; i. carrying out spray maintenance on the formed concrete door panel;
s2, forming a door frame, forming the door frame through a steel structure by workers, reinforcing the periphery of the embedding groove, and assembling the protective door after the door frame is formed;
s3, installing the protective door, wherein before the protective door is installed, workers firstly install the embedded parts in the protective section, after the binding of the steel bars of the bottom plate of the protective section of the building is finished, the workers weld the embedded parts into the building steel bars, when the strength of the concrete poured into the building bottom plate of the protective section reaches 70% of the preset strength, the protective door is installed, and in the installation process, the door frame and the door plate are in a closed state.
Through adopting above-mentioned technical scheme, make the keeper device open the in-process, the bearing plate atress makes the bolster produce deformation, and the dead state of card is relieved in the stress point adjustment of spring bolt, and the spring bolt resets, and the difficult card of spring bolt is died between door frame and door plant.
In conclusion, the beneficial technical effects of the invention are as follows:
after the spring bolt card died between door plant and door frame, staff's drive pressure release post shifted out the separation baffle, spring bolt and bearing plate conflict in the door plant, and the bearing plate atress makes the bolster produce deformation, and the dead state of card is removed in the stress point adjustment of spring bolt, and the spring bolt resets, and the action that opens and shuts is realized to the guard gate.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a first schematic view of the internal structure of the present invention, which is used for showing the position relationship between the installation box in the door panel and the reinforcing steel bar net rack.
Fig. 3 is a schematic diagram of the internal structure of the present invention, which is used for showing the position relationship of each component in the installation box.
Fig. 4 is a schematic view of the entire structure of the damper mechanism of the present invention, which is used to show the positional relationship between the damper mechanism and the latch.
In the figure, 1, a door frame; 2. a door panel; 3. a hinge device; 4. a door latch device; 11. a fitting groove; 41. a latch bolt; 411. a guide tooth; 42. a drive assembly; 421. a driving tooth; 422. a drive column; 21. a placement chamber; 22. a buffer mechanism; 221. a carrier; 222. a buffer member; 223. a pressure bearing plate; 224. a blocking baffle plate; 225. a pressure relief column; 23. an inner panel; 24. a through opening; 25. a steel bar net rack; 26. a wave-shaped steel bar; 27. installing a box; 271. a guide slide way; 28. and (6) metal wrapping.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the concrete protection door disclosed by the invention comprises a door frame 1 and a door plate 2 which are formed by steel structures, wherein a hinge device 3 and a door bolt device 4 are connected between the door frame 1 and the door plate 2; the door panel 2 includes an inner panel 23 and an outer panel, the outer panel is located on the other side of the inner panel 23, the outer panel is not shown in the figure, and the outer edge of the periphery of the door panel 2 is covered with a metal covering 28.
As can be seen from fig. 1 to 3, on the door panel 2, the lower two ends of the door frame are respectively provided with an installation box 27 and a placing cavity 21, the side wall of the placing cavity is communicated with the installation box 27, a guide slideway 271 is arranged in the installation box 27, the bolt device 4 comprises a bolt 41 and a driving assembly 42, the driving assembly 42 comprises a driving tooth 421 and a driving column 422, openings communicated with the installation box 27 and the placing cavity 21 are respectively formed in the two ends of the door plate 2 along the vertical direction, a through hole 24 corresponding to the opening in the end part of the door plate 2 is formed in a metal covering 28, the bolt 41 is positioned on the guide slideway 271 and provided with one end extending out of the through hole 24, one end of the bolt 41 close to the center of the door plate 2 is provided with a guide tooth 411, the guide tooth 411 is meshed with the driving tooth 421, the driving column 422 is rotatably connected in the installation box 27, one end of the driving column 422 is arranged on the driving tooth 421; the worker rotates the driving column 422 to drive the driving tooth 421 to drive the bolt 41 to reciprocate; the door frame 1 is internally provided with an embedded groove 11 matched with the through opening 24, the lock tongue 41 penetrates through the through opening 24 and extends into the embedded groove 11, the embedded groove 11 is not shown in the figure, one end of the driving column 422, which is back to the driving tooth 421, is fixed with a linkage tooth, the linkage tooth is meshed with a linkage rod along the vertical direction of the door panel 2, the linkage rod comes, the inner panel 23 is rotatably connected with a rotating handle, the rotating handle is meshed with the linkage rod, and the worker can control the rotating handle to realize the reciprocating motion of the lock tongue 41.
Two layers of steel bar net racks 25 are arranged in the door plate 2, wavy steel bars 26 are arranged between the two layers of steel bar net racks 25, wave crests and wave troughs of the wavy steel bars 26 are respectively welded at nodes of the connection of the steel bars on the first layer of steel bar net rack 25 and the second layer of steel bar net rack 25, a plurality of reinforcing ribs perpendicular to the first layer of steel bar net rack 25 and the second layer of steel bar net rack 25 are connected between the first layer of steel bar net rack 25 and the second layer of steel bar net rack 25, and the density of the reinforcing ribs near the steel plates on the periphery of the; a plurality of anchoring rods are welded at the position where the door panel 2 is connected with the hinge device 3.
As can be seen from fig. 3 and 4, the placing cavity 21 is located between the latch 41 and the outer panel, the buffer mechanism 22 is disposed in the placing cavity 21, the buffer mechanism 22 includes a bearing frame 221, a buffer member 222, and a bearing plate 223, one side of the bearing plate 223 is connected to the buffer member 222, and the other side of the bearing plate 223 is abutted against the side wall of the latch 41; the direction of the compression plate 223 and the buffer 222 is perpendicular to the length direction of the bolt 41; the bearing frame 221 is U-shaped, the U-shaped opening of the bearing frame 221 faces the direction of the latch tongue 41, the buffer 222 is a compression spring, and the bearing plate 223 is arranged on the U-shaped opening of the bearing frame 221 in a hanging manner and is parallel to the length direction of the latch tongue 41; when the spring is compressed in a normal state, the bearing plate 223 props against the bolt 41; two separation baffles 224 are placed between the bearing frame 221 and the pressure bearing plate 223, the separation baffles 224 are positioned on two sides of the compression spring and are abutted against the bearing frame 221 and the pressure bearing plate 223, one end of the separation baffles 224, which is back to the bearing frame 221, is toothed and is engaged with a pressure relief column 225, the end of the separation baffles is in gear shape and is rotationally connected in the door panel 2, and the pressure relief column 225 extends out of the inner panel 23. In the normal use process of the lock tongue 41, the blocking baffle 224 is located between the bearing frame 221 and the bearing plate 223, the blocking baffle 224 is used for limiting the bearing plate 223, so that the bearing plate 223 is not prone to shifting under stress, after the lock tongue 41 is clamped between the door panel 2 and the door frame 1, a worker drives the pressure relief column 225 to move out of the blocking baffle 224, the lock tongue 41 abuts against the bearing plate 223, the bearing plate 223 shifts in position, and the lock tongue 41 is released from the clamping state.
The implementation principle of the embodiment is as follows:
a production process of a concrete protection door comprises the following steps:
s1, forming the door panel 2, namely forming a metal wrapping 28 by using a steel plate, wherein the metal wrapping 28 is used for wrapping the outer edge of the periphery of the door panel 2; after the metal wrapping 28 is scribed, forming a reinforcing steel bar net rack 25 and an installation box 27 in the metal wrapping 28, and pouring concrete to form a concrete door panel 2;
s2, forming the door frame 1 through a steel structure by workers, reinforcing the periphery of the embedding groove 11, and assembling the protective door after the door frame 1 is formed;
s3, installing the protective door, wherein before the protective door is installed, workers firstly install the embedded parts in the protective section, after the binding of the steel bars of the bottom plate of the protective section of the building is finished, the workers weld the embedded parts into the building steel bars, when the strength of the concrete poured into the building bottom plate of the protective section reaches 70% of the preset strength, the protective door is installed, and in the installation process, the door frame 1 and the door plate 2 are in a closed state.
In the forming process of the door panel 2, the method comprises the following construction steps:
a. a worker forms a first layer of reinforcing steel bar net rack 25 in the metal covered edge 28, the periphery of the reinforcing steel bar net rack 25 is welded on the inner side of the metal covered edge 28, and the metal net rack is formed by binding a plurality of mutually vertical staggered reinforcing steel bars;
b. the method comprises the following steps that a worker opens at a position designated by a designated metal edge 28, then the worker encloses the positions of a placing cavity 21 and an installation box 27 through a steel plate, a guide slide way 271 is arranged in the installation box 27, one end, close to the opening of the metal edge 28, of the guide slide way 271 is communicated with the placing cavity 21, and the placing cavity 21 and the installation box 27 are both communicated with the opening of the metal edge 28; the connecting part of the guide slideway 271 and the placing cavity 21 is connected by welding, a plurality of reinforcing ribs are welded between one side of the metal box projected on the first layer of reinforcing steel bar net rack 25 and the reinforcing steel bar net rack 25,
c. the worker places the bearing frame 221 in the placing cavity 21, the U-shaped opening of the bearing frame 221 is placed in a direction opposite to the metal net rack, and one end of the bearing frame 221 is connected with the opening of the metal bound edge 28;
d. before placing the bearing frame 221 in the placing cavity 21, the worker welds two ends of a compression spring between the bearing frame 221 and the bearing plate 223 respectively, after placing the bearing frame 221 in the placing cavity 21, the bearing plate 223 is abutted against the lock tongue 41, then the worker places the blocking baffle 224 between the end of the bearing frame 221 and the bearing plate 223, one side of the blocking baffle is engaged with a pressure relief column 225 with a gear-shaped end part, the pressure relief column 225 extends out along one end perpendicular to the steel bar net rack 25, and the pressure relief column 225 and the first steel bar net rack 25 are rotatably connected to the first steel bar net rack 25 through a bearing;
e. the worker is welded on the steel bar net rack 25 through a steel plate to form a mounting box 27 communicated with the guide slideway 271, a driving column 422 which is perpendicular to the first layer of steel bar net rack 25 and extends out of the door plate 2 is rotatably connected in the mounting box 27 through a bearing, one end of the driving column 422 close to the first layer of metal net rack is keyed with a driving tooth 421, and the driving tooth 421 is meshed with the guide tooth 411 of the bolt 41;
f. then, the worker lays the wavy reinforcing steel bars 26 on the first layer of metal net rack, a second layer of reinforcing steel bar net rack 25 is installed above the wavy reinforcing steel bars 26, wave crests and wave troughs of the wavy reinforcing steel bars 26 are respectively welded at nodes connected with the reinforcing steel bars on the first layer of reinforcing steel bar net rack 25 and the second layer of reinforcing steel bar net rack 25, a plurality of reinforcing ribs perpendicular to the first layer of reinforcing steel bar net rack 25 and the second layer of reinforcing steel bar net rack 25 are connected between the first layer of reinforcing steel bar net rack 25 and the second layer of reinforcing steel bar net rack 25, and the density of the reinforcing ribs near the steel plates on the periphery of;
g. a plurality of anchoring rods are welded at the position where the door panel 2 is connected with the hinge device 3, the anchoring rods are connected with the first layer of reinforcing steel bar net rack 25 and the second layer of reinforcing steel bar net rack 25 in a welding mode, and the anchoring rods extend out of the door panel 2;
h. after the reinforcing ribs are welded, checking the tightness of the installation box 27 and the placing cavity 21, cleaning the welded semi-finished door panel 2, placing the door panel 2 at a pouring mold for pouring concrete, placing wire meshes with widths larger than the gaps of the meshes in the reinforcing steel bar net rack 25 in a disordered manner by workers in the concrete pouring process, and vibrating by using a vibrating device;
i. and carrying out spray maintenance on the formed concrete door panel 2.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. A concrete guard gate which characterized in that: the door lock comprises a door frame (1) and a door panel (2), wherein a hinge device (3) and a door bolt device (4) are connected between the door frame (1) and the door panel (2), the door bolt device (4) comprises an embedded groove (11) positioned in the door frame (1) and a lock tongue (41) positioned in the door panel (2), and the lock tongue is connected with a driving assembly (42) which enables one end of the lock tongue (41) to slide in the embedded groove (11); a guide slideway (271) for placing the lock tongue (41) is arranged in the door plate (2), and one end of the guide slideway (271) is communicated to one end of the door plate (2) and corresponds to the position of the embedding groove (11); one end, facing the embedding groove (11), of the door panel (2) is provided with a placing cavity (21), the placing cavity (21) is communicated with a guide slideway (271), a buffering mechanism (22) is arranged in the placing cavity (21), the buffering mechanism (22) comprises a bearing frame (221), a buffering piece (222) and a bearing plate (223), one side of the bearing plate (223) is connected with the buffering piece (222), and the other side of the bearing plate (223) is abutted against the side wall of the lock tongue (41); the contraction direction of the pressure bearing plate (223) and the buffer piece (222) is vertical to the length direction of the bolt (41).
2. The concrete guard door of claim 1, wherein: the two sides of the door panel (2) are respectively provided with an inner panel (23) and an outer panel, and the buffer mechanism (22) is arranged on one side of the door panel (2) close to the outer panel.
3. The concrete guard door of claim 1, wherein: the door plate (2) is internally provided with two layers of steel bar net racks (25), and wave-shaped steel bars (26) are arranged between the two layers of steel bar net racks (25).
4. The concrete guard door of claim 3, wherein: two-layer be equipped with install bin (27) between reinforcing bar rack (25), direction slide (271) and drive assembly (42) are located install bin (27).
5. Concrete guard door according to claims 2 and 4, characterized in that: drive assembly (42) are including rotating drive tooth (421) of connecting in install bin (27), the center of drive tooth (421) is equipped with drive post (422) that stretch out in inner panel (23), be equipped with on the one end side of spring bolt (41) gomphosis groove (11) dorsad and lead tooth (411) with drive gear engagement, spring bolt (41) one side of leading tooth (411) dorsad is contradicted with the inner wall of install bin (27).
6. The concrete guard door of claim 5, wherein: the U-shaped opening of the bearing frame (221) faces the direction of the lock tongue (41), the buffer piece (222) is a compression spring, and the pressure bearing plate (223) is arranged on the U-shaped opening of the bearing frame (221) in a hanging mode and is parallel to the length direction of the lock tongue (41); when the compression spring is in a normal state, the bearing plate (223) is abutted against the bolt (41).
7. The concrete guard door of claim 6, wherein: bear and placed two separation baffle (224) between frame (221) and the pressure-bearing plate (223), separation baffle (224) are located compression spring's both sides and all contradict with bearing frame (221) and pressure-bearing plate (223), separation baffle (224) are the cusp and the meshing cooperation has a tip to be gear form and rotate pressure release post (225) of connecting in door plant (2) for the one end of bearing frame (221) dorsad, pressure release post (225) stretch out in inner panel (23).
8. A production process of a concrete protection door is characterized by comprising the following steps: the method comprises the following steps:
s1, forming the door panel (2), namely forming a metal wrapping edge (28) by using a steel plate, wherein the metal wrapping edge (28) is used for wrapping the outer edge of the periphery of the door panel (2); after the metal wrapping (28) is scribed, a reinforcing steel bar net rack (25) is formed in the metal wrapping (28), meanwhile, a worker encloses the positions of the placing cavity (21) and the installation box (27) through a steel plate, a guide slide way (271) is arranged in the installation box (27), one end, close to the opening of the metal wrapping (28), of the guide slide way (271) is communicated with the placing cavity (21), the placing cavity (21) and the installation box (27) are communicated with the opening of the metal wrapping (28) and concrete is poured to form the concrete door panel (2);
s2, forming the door frame (1) through a steel structure by workers, reinforcing the periphery of the embedding groove (11), and assembling the protective door after the door frame (1) is formed;
s3, installing the protective door, wherein when the protective door is installed on the protective section by a worker, firstly installing the embedded part on the protective section, and when the strength of concrete poured on a building bottom plate of the protective section reaches 70% of the preset strength, starting to install the protective door, wherein in the installation process, the door frame (1) and the door panel (2) are in a closed state.
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| CN201911357720.2A CN110984805B (en) | 2019-12-25 | 2019-12-25 | Concrete protective door and production process thereof |
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| CN201911357720.2A CN110984805B (en) | 2019-12-25 | 2019-12-25 | Concrete protective door and production process thereof |
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| CN110984805A true CN110984805A (en) | 2020-04-10 |
| CN110984805B CN110984805B (en) | 2021-05-07 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1354315A (en) * | 2001-12-30 | 2002-06-19 | 李东春 | Safety door |
| GB2412096B (en) * | 2004-02-20 | 2007-04-04 | Nifco Inc | Cover opening and closing mechanism |
| CN201412043Y (en) * | 2009-03-06 | 2010-02-24 | 孟庆义 | Intelligent anti-theft door |
| CN201650040U (en) * | 2010-04-26 | 2010-11-24 | 周国平 | Multifunctional single-layer anti-theft door |
| CN108193940A (en) * | 2018-01-11 | 2018-06-22 | 黄吉勇 | For the lock construction in antitheft door |
-
2019
- 2019-12-25 CN CN201911357720.2A patent/CN110984805B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1354315A (en) * | 2001-12-30 | 2002-06-19 | 李东春 | Safety door |
| GB2412096B (en) * | 2004-02-20 | 2007-04-04 | Nifco Inc | Cover opening and closing mechanism |
| CN201412043Y (en) * | 2009-03-06 | 2010-02-24 | 孟庆义 | Intelligent anti-theft door |
| CN201650040U (en) * | 2010-04-26 | 2010-11-24 | 周国平 | Multifunctional single-layer anti-theft door |
| CN108193940A (en) * | 2018-01-11 | 2018-06-22 | 黄吉勇 | For the lock construction in antitheft door |
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|---|---|
| CN110984805B (en) | 2021-05-07 |
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