CN112081510A - Prevent quick mounting structure of fire door - Google Patents
Prevent quick mounting structure of fire door Download PDFInfo
- Publication number
- CN112081510A CN112081510A CN202010877842.0A CN202010877842A CN112081510A CN 112081510 A CN112081510 A CN 112081510A CN 202010877842 A CN202010877842 A CN 202010877842A CN 112081510 A CN112081510 A CN 112081510A
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- Prior art keywords
- mounting
- plate
- side wall
- door
- groove
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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
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
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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
- 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
- E06B3/7015—Door leaves characterised by the filling between two external panels
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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
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
Abstract
The utility model relates to a fireproof door quick mounting structure, the technical scheme is that a first mounting plate and a second mounting plate are provided with a fixing device, the fixing device comprises a ratchet wheel, a pawl, a steel ring, a gear and a rack, the end part of the first mounting plate is provided with a sliding groove for the rack to be inserted, the inner side wall of the sliding groove is provided with a locking groove, the ratchet wheel is rotatably arranged in the locking groove, the pawl is hinged in the locking groove, the end part of the pawl is matched with the ratchet wheel, one end of the steel ring is fixed with the outer side wall of the pawl, and the other end of the steel ring is abutted against the inner wall of the locking groove; the gear is fixedly arranged on the outer side wall of the ratchet wheel, the ratchet wheel and the gear are coaxially arranged, and the rack is matched with the gear; this application has and is convenient for install preventing fire door fast, satisfies the effect of different thickness fire-proof material demands.
Description
Technical Field
The utility model belongs to the technical field of prevent fire door technique and specifically relates to a prevent quick mounting structure of fire door.
Background
The existing fireproof door is a door which meets the requirements of fire-resistant stability, integrity and heat insulation within a certain time, and is a fireproof partition which is arranged in a fireproof partition, an evacuation staircase, a vertical shaft and the like and has certain fire resistance.
The fireproof door in the existing market is usually simpler in structure, and comprises a first door plate and a second door plate, wherein a first mounting plate is formed on the surface of the first door plate and positioned on the periphery of the first door plate in a bending mode; when installing fire door, place fire-proof material between the first mounting panel on first door plant, then cup joint the second mounting panel on the second door plant outside first mounting panel, fix through the bolt between with second mounting panel and the first mounting panel again to install fire-proof material between first door plant and second door plant.
The above prior art solutions have the following drawbacks: when installing fire door, according to customer's in-service use demand, fireproof material's thickness diverse, when fireproof material placed between first door plant and second door plant, the area of contact of first mounting panel and second mounting panel can not be the same to when seting up the bolt hole on first mounting panel and second mounting panel, need measure in advance, ensure that the bolt hole on first mounting panel and the second mounting panel flushes each other, the operation need consume a large amount of time like this, install very trouble.
Disclosure of Invention
Not enough to prior art exists, one of the purpose of this application provides a prevent fire door quick mounting structure, and it has and is convenient for install preventing fire door fast, satisfies the advantage of different thickness fire-proof material demands.
The above application purpose of the present application is achieved by the following technical solutions:
a quick installation structure of a fireproof door comprises a first door plate and a second door plate, wherein first installation plates are integrally and symmetrically arranged on one side, facing the second door plate, of the first door plate, second installation plates are integrally and symmetrically arranged on one side, facing the first door plate, of the second door plate, connection grooves for the first installation plates to be inserted are formed between the second installation plates, and fireproof materials are arranged between the first installation plates; the first mounting plate and the second mounting plate are provided with fixing devices, each fixing device comprises a ratchet wheel, a pawl, a steel ring, a gear and a rack, a sliding groove for the rack to be inserted is formed in the end portion of the first mounting plate along the height direction of the first mounting plate, a locking groove is formed in the inner side wall of the sliding groove, the ratchet wheel is rotatably arranged in the locking groove, the pawl is hinged in the locking groove, the end portion of the pawl is matched with the ratchet wheel, one end of the steel ring is fixed with the outer side wall of the pawl, and the other end of the steel ring abuts against the inner wall of the locking groove; the gear is fixedly arranged on the outer side wall of the ratchet wheel, the ratchet wheel and the gear are coaxially arranged, the rack is fixedly arranged on the outer side wall of the second mounting plate, and the rack and the gear are matched with each other.
By adopting the technical scheme, when the fireproof door is installed, the fireproof material is firstly placed between the first installation plates, then the second mounting plate is sleeved on the outer side wall of the first mounting plate, the fireproof material and the first mounting plate are simultaneously inserted into the connecting groove, and the rack on the second mounting plate is inserted into the sliding groove, the rack is meshed with the gear, when the rack slides in the sliding groove, the gear and the ratchet wheel are driven to rotate, when the second door panel is mutually attached to the outer side wall of the fireproof material, the rack cannot continuously slide, meanwhile, the steel ring drives the pawl to abut against the ratchet wheel, so that the reverse rotation of the ratchet wheel and the gear is avoided, the rack is fixed in the sliding groove, thereby carry out quick fixed connection between with first mounting panel and the second mounting panel, can satisfy the installation to the fire-proof material of different thickness sizes, convenient operation is swift, has shortened installation time.
The present application may be further configured in a preferred example to: four fixing devices are symmetrically arranged.
Through adopting above-mentioned technical scheme, four fixing device fix between first mounting panel and the second mounting panel, have improved the connection effect between first door plant and the second door plant, make the structure of preventing fire door more stable.
The present application may be further configured in a preferred example to: the outer side wall of the rack is mutually attached to the inner side wall of the sliding groove; and a guide surface is arranged on one side of the rack facing the bottom wall direction of the sliding groove.
Through adopting above-mentioned technical scheme, the lateral wall of rack and the inslot lateral wall that slides laminate each other, and the rack is difficult for taking place to rock at the inslot that slides, improves the stability of structure, and the direction has played the guide effect to the rack simultaneously, is convenient for insert the rack and establishes into the inslot that slides.
The present application may be further configured in a preferred example to: the outer side wall of the first door plate is provided with a dismounting hole communicated with the locking groove, the outer side wall of the first door plate is provided with a sealing plate used for sealing the dismounting hole in a sliding mode, and one end, away from the pawl, of the steel ring is abutted to the outer side wall of the sealing plate.
Through adopting above-mentioned technical scheme, slide the closing plate on the lateral wall of the first door body, make the closing plate break away from each other with the dismantlement hole, the one end that the pawl was kept away from to the steel ring at this moment breaks away from each other with the closing plate, the steel ring can't carry out the butt to the pawl this moment, thereby ratchet and gear can rotate to arbitrary direction, the rack can slide to keeping away from the groove direction that slides this moment, dismantle the separation between first door plant and the second door plant, thereby be convenient for clean fire door inside, perhaps change fire-proof material.
The present application may be further configured in a preferred example to: the outer side wall of the first door plate is provided with a dovetail groove, the outer side wall of the sealing plate is provided with a dovetail block matched with the dovetail groove, a spring is arranged in the dovetail groove, and two ends of the spring respectively abut against the inner wall side of the dovetail groove and the end wall of the dovetail block.
Through adopting above-mentioned technical scheme, spring drive dovetail piece slides to the dismantlement hole direction to make the closing plate seal in dismantlement hole department, avoid preventing that fire door normal during operation, steel ring and closing plate break away from each other.
The present application may be further configured in a preferred example to: the sealing plate is integrally provided with convex patterns on one side far away from the direction of the dismounting hole.
Through adopting above-mentioned technical scheme, the rib has increased the leakproofness between staff and the closing plate, and the person of being convenient for use slides the closing plate.
The present application may be further configured in a preferred example to: the outer side walls of the ratchet wheel and the gear and the centers of the ratchet wheel and the gear are provided with rotating holes in a penetrating mode, and rotating shafts are arranged in the rotating holes in a penetrating mode; and the inner side wall of the locking groove is provided with a mounting hole for the rotation shaft to be inserted.
Through adopting above-mentioned technical scheme, when installing the gear ratchet, insert earlier gear and ratchet and establish into the locking inslot, then run through the mounting hole with the axis of rotation and insert and establish into on the rotation hole on gear and the ratchet, gear and ratchet can rotate along the circumferencial direction of axis of rotation this moment to realize the quick installation to gear and ratchet.
The present application may be further configured in a preferred example to: and a fixing hole for inserting the end part of the rotating shaft is formed in one side, away from the mounting hole, of the locking groove, and the end part of the rotating shaft is in threaded connection with the inner side wall of the fixing hole.
Through adopting above-mentioned technical scheme, rotate the axis of rotation tip and insert and establish into the fixed orifices, fix the axis of rotation in the locking inslot, improve the stability of axis of rotation.
The present application may be further configured in a preferred example to: first mounting grooves symmetrically penetrate through the first mounting plate, the length direction of the first mounting grooves is arranged along the height direction of the first mounting plate, and rivets penetrate through the first mounting grooves; the symmetry runs through on the second mounting panel and is provided with and supplies the rivet to insert and establish and gliding second mounting groove, the length direction of second mounting groove sets up along the length direction of second mounting panel.
Through adopting above-mentioned technical scheme, when installing between first mounting panel and the second mounting panel, insert the rivet simultaneously and establish into in first mounting groove and the second mounting groove, the rivet can slide in first mounting groove and second mounting groove, when first door plant and the laminating of second door plant are in fire resistive material's both sides, directly utilize fix with rivet in first mounting groove and second mounting groove, to fixing between first door plant and the second door plant, when the fire resistive material of quick installation fire door, can install between first door plant and the second door plant with the fire resistive material of different thickness.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the ratchet wheel, the pawl, the steel ring, the gear and the rack, when the first mounting plate and the second mounting plate are mounted, the rack is inserted into the sliding groove, the rack is meshed with the gear to further drive the ratchet wheel to rotate, when the second door plate is attached to the outer side wall of the fireproof material, the pawl limits the ratchet wheel, and the rack is fixed in the sliding groove, so that the first mounting plate and the second mounting plate are quickly and fixedly connected, the mounting of the fireproof materials with different thicknesses can be met, the operation is convenient and quick, and the mounting time is shortened;
2. through the arrangement of the dismounting hole and the sealing plate, the sealing plate slides on the first door body, so that one end, away from the pawl, of the steel ring is separated from the sealing plate, at the moment, the rack can slide towards the direction away from the sliding groove, and the first door plate and the second door plate are dismounted and separated, so that the interior of the fireproof door is convenient to clean, or fireproof materials are convenient to replace;
3. through setting up first mounting groove, second mounting groove and rivet, the rivet can slide in first mounting groove and second mounting groove, when first door plant and the laminating of second door plant when fireproof material's both sides, directly utilizes the fix with rivet to prevent fire in first mounting groove and second mounting groove, the quick installation.
Drawings
Fig. 1 is a vertical sectional view of a fire door quick-mounting structure in embodiment 1.
Fig. 2 is a cross-sectional view of a fire door quick-mounting structure in example 1.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic view for embodying the fixing means in the embodiment.
Figure 5 is an exploded view of a fire door quick-install structure according to example 2.
Reference numerals: 1. a first door panel; 11. a first mounting plate; 111. a fire-resistant material; 112. a first mounting groove; 2. a second door panel; 21. a second mounting plate; 211. connecting grooves; 212. a second mounting groove; 3. a ratchet wheel; 31. a pawl; 4. a steel ring; 5. a gear; 51. a rack; 511. a guide surface; 6. a sliding groove; 61. a locking groove; 611. mounting holes; 7. disassembling the hole; 71. a sealing plate; 711. a relief pattern; 8. a dovetail groove; 81. a dovetail block; 82. a spring; 9. rotating the hole; 91. a rotating shaft; 92; a fixing hole; 10. and (4) riveting.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Example 1:
referring to fig. 1 to 4, for the fire door quick installation structure disclosed in the present application, the fire door quick installation structure includes a first door panel 1 and a second door panel 2, the first door panel 1 and the second door panel 2 are arranged in parallel, the first door panel 1 is symmetrically provided with first installation plates 11 by bending one side of the second door panel 2, the length direction of the first installation plates 11 is arranged along the length direction of the first door panel 1, the second door panel 2 is symmetrically provided with second installation plates 21 by bending one side of the first door panel 1, and the length direction of the second installation plates 21 is arranged along the length direction of the second door panel 2; a connecting groove 211 for the first mounting plate 11 to be inserted is formed between the second mounting plates 21, the inner side wall of the connecting groove 211 is attached to the outer side wall of the first mounting plate 11, a fireproof material 111 is fixedly arranged between the first mounting plates 11, and the thickness of the fireproof material 111 is different according to the actual use environment of the fireproof door; be provided with fixing device on first mounting panel 11 and the second mounting panel 21, fixing device is used for fixing between first mounting panel 11 and the second mounting panel 21, and fixing device symmetry is provided with four.
Referring to fig. 3 and 4, the fixing device includes a ratchet wheel 3, a pawl 31, a steel ring 4, a gear 5 and a rack 51, the rack 51 is fixedly arranged on the outer side wall of the second mounting plate 21 by welding, the length direction of the rack 51 is arranged along the height direction of the second mounting plate 21, a sliding groove 6 for the rack 51 to be inserted is formed in the end portion of the first mounting plate 11 along the height direction, the outer side wall of the rack 51 is attached to the inner side wall of the sliding groove 6, a guide surface 511 is arranged on one side of the rack 51 facing the bottom wall direction of the sliding groove 6, and when the first mounting plate 11 is connected with the second mounting plate 21, the rack 51 is conveniently inserted into the sliding groove 6; a locking groove 61 is formed in the inner side wall of the sliding groove 6, the ratchet wheel 3 is rotatably arranged in the locking groove 61, the pawl 31 is hinged in the locking groove 61, the end part of the pawl 31 is matched with the ratchet wheel 3, one end of the steel ring 4 is fixed with the outer side wall of the pawl 31, and the other end of the steel ring 4 is abutted against the inner wall of the locking groove 61; the gear 5 is fixedly welded on the outer side wall of the ratchet wheel 3, the ratchet wheel 3 and the gear 5 are coaxially arranged, and the rack 51 is matched with the gear 5; when the rack 51 is inserted into the sliding groove 6, the rack 51 is meshed with the gear 5 to drive the gear 5 and the ratchet wheel 3 to rotate, and when the second door panel 2 is attached to the outer side wall of the fireproof material 111, the pawl 31 limits the ratchet wheel 3, so that the rack 51 is effectively and quickly fixed in the sliding groove 6.
Referring to fig. 4, the lateral wall of the first door panel 1 is provided with a dismounting hole 7 communicated with the locking groove 61, the lateral wall of the first door panel 1 is provided with a sealing plate 71 for sealing the dismounting hole 7 in a sliding manner, the end of the steel ring 4 far away from the pawl 31 is abutted to the lateral wall of the sealing plate 71, the sealing plate 71 is slid on the lateral wall of the first door body, the end of the steel ring 4 far away from the pawl 31 is separated from the sealing plate 71, the pawl 31 and the ratchet wheel 3 are separated from each other, the rack 51 can slide in the direction of the sliding groove 6 far away from at the moment, the first door panel 1 and the second door panel 2 are detached and separated, and the fireproof material 111 is convenient to replace.
Referring to fig. 4, a dovetail groove 8 is formed in the outer side wall of the first door panel 1, a dovetail block 81 matched with the dovetail groove 8 is fixedly arranged on the outer side wall of the sealing plate 71, the dovetail block 81 can slide in the dovetail groove 8, a spring 82 is arranged in the dovetail groove 8, two ends of the spring 82 respectively abut against the inner wall side of the dovetail groove 8 and the end wall of the dovetail block 81, the spring 82 drives the dovetail block 81 to slide towards the dismounting hole 7, and the stability of the sealing plate 71 at the dismounting hole 7 is improved; a convex pattern 711 is integrally formed on a side of the sealing plate 71 away from the dismounting hole 7, so that the user can slide the sealing plate 71.
Referring to fig. 2 and 3, a rotation hole 9 is formed through the outer side walls of the ratchet wheel 3 and the gear 5 and located in the center of the rotation hole, a rotation shaft 91 is formed through the rotation hole 9, the outer side wall of the rotation shaft 91 is attached to the inner side wall of the rotation hole 9, a mounting hole 611 for the rotation shaft 91 to be inserted is formed through the inner side wall of the locking groove 61, the inner side wall of the mounting hole 611 is attached to the outer side wall of the rotation shaft 91, when the ratchet wheel 3 and the gear 5 are mounted, the ratchet wheel is placed into the locking groove 61, the rotation shaft 91 is inserted into the rotation hole 9 through the mounting hole 611, and the ratchet wheel 3 and the gear 5 can rotate along the circumferential direction; the locking groove 61 is provided with a fixing hole 92 on one side away from the mounting hole 611, into which the end of the rotating shaft 91 is inserted, the end of the rotating shaft 91 is screwed with the inner side wall of the fixing hole 92, and after the rotating shaft 91 is inserted into the locking groove 61, the rotating shaft 91 is rotated by a tool to be screwed with the fixing hole 92, so that the rotating shaft 91 is fixed in the locking groove 61.
The implementation principle of the embodiment is as follows: when the fireproof door is installed, the fireproof material 111 is placed between the first installation plates 11, then the second installation plate 21 is sleeved on the outer side wall of the first installation plate 11, the rack 51 is inserted into the sliding groove 6, when the second door plate 2 and the outer side wall of the fireproof material 111 are attached to each other, the pawl 31 limits the gear 5, and the rack 51 is fixed in the sliding groove 6, so that the first installation plate 11 and the second installation plate 21 are quickly connected and fixed, the installation of the fireproof materials 111 with different thicknesses can be met, the operation is convenient and quick, and the installation time is shortened; meanwhile, the fireproof door can be detached by using the sealing plate 71, so that the fireproof material 111 can be replaced conveniently.
Example 2:
referring to fig. 5, the embodiment of the present application further discloses a fire door quick-mounting structure, which is different from the embodiment of example 1 in that a first mounting groove 112 is symmetrically formed through a first mounting plate 11, a length direction of the first mounting groove 112 is arranged along a height direction of the first mounting plate 11, a rivet 10 is arranged through the first mounting groove 112, the rivet 10 can slide in the first mounting groove 112, a second mounting groove 212 for the rivet 10 to be inserted and slide is symmetrically formed through a second mounting plate 21, and a length direction of the second mounting groove 212 is arranged along a length direction of the second mounting plate 21; when installing between first mounting panel 11 and the second mounting panel 21, insert simultaneously rivet 10 and establish into first mounting groove 112 and second mounting groove 212, according to first mounting panel 11 and the actual laminating degree of second mounting panel 21, rivet 10 can slide in first mounting panel 11 and second mounting panel 21, recycles the rivet 10 rifle and directly fixes rivet 10 in first mounting groove 112 and second mounting groove 212, carries out the high-speed joint between first door plant 1 and the second door plant 2 and fixes.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, 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 (9)
1. A fireproof door quick mounting structure comprises a first door plate (1) and a second door plate (2), wherein first mounting plates (11) are integrally and symmetrically arranged on one side, facing the second door plate (2), of the first door plate (1), second mounting plates (21) are integrally and symmetrically arranged on one side, facing the first door plate (1), of the second door plate (2), connecting grooves (211) for the first mounting plates (11) to be inserted are formed between the second mounting plates (21), and fireproof materials (111) are arranged between the first mounting plates (11); the method is characterized in that: the fixing device is arranged on the first mounting plate (11) and the second mounting plate (21) and comprises a ratchet wheel (3), a pawl (31), a steel ring (4), a gear (5) and a rack (51), a sliding groove (6) for the rack (51) to be inserted is formed in the end portion of the first mounting plate (11) along the height direction of the first mounting plate, a locking groove (61) is formed in the inner side wall of the sliding groove (6), the ratchet wheel (3) is rotatably arranged in the locking groove (61), the pawl (31) is hinged in the locking groove (61), the end portion of the pawl (31) is matched with the ratchet wheel (3), one end of the steel ring (4) is fixed with the outer side wall of the pawl (31), and the other end of the steel ring (4) is abutted to the inner wall of the locking groove (61); the gear (5) is fixedly arranged on the outer side wall of the ratchet wheel (3), the ratchet wheel (3) and the gear (5) are coaxially arranged, the rack (51) is fixedly arranged on the outer side wall of the second mounting plate (21), and the rack (51) is matched with the gear (5).
2. The fire door quick-mounting structure as recited in claim 1, further comprising: four fixing devices are symmetrically arranged.
3. The fire door quick-mounting structure as recited in claim 2, wherein: the outer side wall of the rack (51) is attached to the inner side wall of the sliding groove (6); and a guide surface (511) is arranged on one side of the rack (51) facing the bottom wall direction of the sliding groove (6).
4. The fire door quick-mounting structure as recited in claim 1, further comprising: the outer side wall of the first door panel (1) is provided with a dismounting hole (7) communicated with the locking groove (61), the outer side wall of the first door panel (1) is provided with a sealing plate (71) used for sealing the dismounting hole (7) in a sliding mode, and one end, away from the pawl (31), of the steel ring (4) is abutted to the outer side wall of the sealing plate (71).
5. The fire door quick-mounting structure as recited in claim 4, wherein: the outer wall of the first door plate (1) is provided with a dovetail groove (8), the outer wall of the sealing plate (71) is provided with a dovetail block (81) matched with the dovetail groove (8), a spring (82) is arranged in the dovetail groove (8), and two ends of the spring (82) are respectively abutted to the inner wall side of the dovetail groove (8) and the end wall of the dovetail block (81).
6. The fire door quick-mounting structure as recited in claim 5, wherein: the side, away from the direction of the dismounting hole (7), of the sealing plate (71) is integrally provided with a convex pattern (711).
7. The fire door quick-mounting structure as recited in claim 1, further comprising: a rotating hole (9) penetrates through the outer side walls of the ratchet wheel (3) and the gear (5) and is positioned in the center of the outer side walls, and a rotating shaft (91) penetrates through the rotating hole (9); and a mounting hole (611) for inserting the rotating shaft (91) is formed in the inner side wall of the locking groove (61) in a penetrating mode.
8. The fire door quick-mounting structure as recited in claim 7, wherein: and a fixing hole (92) for inserting the end part of the rotating shaft (91) is formed in one side of the locking groove (61) far away from the mounting hole (611), and the end part of the rotating shaft (91) is in threaded connection with the inner side wall of the fixing hole (92).
9. The fire door quick-mounting structure as recited in claim 1, further comprising: first mounting grooves (112) symmetrically penetrate through the first mounting plate (11), the length direction of the first mounting grooves (112) is arranged along the height direction of the first mounting plate (11), and rivets (10) penetrate through the first mounting grooves (112); the second mounting plate (21) is symmetrically provided with a second mounting groove (212) which is used for inserting the rivet (10) and slides in a penetrating mode, and the length direction of the second mounting groove (212) is arranged along the length direction of the second mounting plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010877842.0A CN112081510B (en) | 2020-08-27 | 2020-08-27 | Prevent quick mounting structure of fire door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010877842.0A CN112081510B (en) | 2020-08-27 | 2020-08-27 | Prevent quick mounting structure of fire door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112081510A true CN112081510A (en) | 2020-12-15 |
| CN112081510B CN112081510B (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010877842.0A Active CN112081510B (en) | 2020-08-27 | 2020-08-27 | Prevent quick mounting structure of fire door |
Country Status (1)
| Country | Link |
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| CN (1) | CN112081510B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113047461A (en) * | 2021-04-19 | 2021-06-29 | 广东鑫泰洋实业有限公司 | Building external wall insulation structure capable of being rapidly disassembled and assembled |
| CN113137004A (en) * | 2021-03-31 | 2021-07-20 | 恒尊集团有限公司 | Quick assembly type building wallboard |
| CN114673440A (en) * | 2022-03-24 | 2022-06-28 | 广汉市真谛门业有限公司 | Fireproof door core plate installation structure and installation method |
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|---|---|---|---|---|
| CN113137004A (en) * | 2021-03-31 | 2021-07-20 | 恒尊集团有限公司 | Quick assembly type building wallboard |
| CN113047461A (en) * | 2021-04-19 | 2021-06-29 | 广东鑫泰洋实业有限公司 | Building external wall insulation structure capable of being rapidly disassembled and assembled |
| CN113047461B (en) * | 2021-04-19 | 2022-08-16 | 广东鑫泰洋实业有限公司 | Building external wall insulation structure capable of being rapidly disassembled and assembled |
| CN114673440A (en) * | 2022-03-24 | 2022-06-28 | 广汉市真谛门业有限公司 | Fireproof door core plate installation structure and installation method |
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| Publication number | Publication date |
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| CN112081510B (en) | 2022-04-12 |
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