CN220301971U - Steel connecting piece of civil air defense door - Google Patents
Steel connecting piece of civil air defense door Download PDFInfo
- Publication number
- CN220301971U CN220301971U CN202321757625.3U CN202321757625U CN220301971U CN 220301971 U CN220301971 U CN 220301971U CN 202321757625 U CN202321757625 U CN 202321757625U CN 220301971 U CN220301971 U CN 220301971U
- Authority
- CN
- China
- Prior art keywords
- connecting seat
- sleeve
- air defense
- mounting
- defense door
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- 230000007123 defense Effects 0.000 title claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 16
- 239000010959 steel Substances 0.000 title claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims abstract description 23
- 238000003466 welding Methods 0.000 claims description 7
- 235000014121 butter Nutrition 0.000 claims description 3
- 238000007665 sagging Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 239000004519 grease Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses a steel connecting piece of a civil air defense door, which relates to the technical field of the civil air defense door and comprises a fixing plate, wherein a plurality of first mounting holes are formed in the fixing plate, two fixing seats are fixedly arranged on one side of the fixing plate, second mounting holes are respectively formed in the two fixing seats, a connecting seat is installed between the two fixing seats in a penetrating mode, the connecting seat is connected with the two fixing seats in a penetrating mode through a pin shaft in a penetrating mode, a sleeve is movably installed on one side of the connecting seat, a pull rod is movably connected between the pin shaft and the connecting seat, a third mounting hole is formed in one side of the connecting seat, a mounting groove is formed in one side of the upper end of the connecting seat, and a plurality of screw grooves are formed in the inner bottom of the mounting groove. The sleeve is installed on one side of the connecting seat in a penetrating mode, the connecting seat and the fixing seat are connected through the pin shaft in a rotating mode through the sleeve, meanwhile, the balls installed on the inner side of the sleeve in a rotating mode are beneficial to rotation of the civil air defense door, and a pull rod and the lantern ring connected between the pin shaft and the connecting seat can play a certain pulling force effect on the civil air defense door, and the civil air defense door is prevented from excessively sagging and inclining.
Description
Technical Field
The utility model relates to the technical field of civil air defense doors, in particular to a steel connecting piece of a civil air defense door.
Background
The civil air defense door is a door at the entrance and the exit of civil protection engineering, has more vivid classification, and comprises a common single-leaf protective airtight door, a common double-leaf protective airtight door, a common movable threshold single-leaf protective airtight door, a common double-leaf protective airtight door, a common airtight door and the like, and is generally divided into two types of concrete and steel;
and no matter when single people's air defense door or two people's air defense doors all are through a plurality of connecting seat coupling of one side on people's air defense door frame one side, consequently, the weight effect of its whole people's air defense door is to on the connecting seat of its one side, and the connecting seat rotates and installs when one side with people's air defense door frame, its connecting seat leads to the pivot mutual extrusion of one side in the connecting seat and people's air defense door frame one side because of the sagging gravity of people's air defense door, and then make people's air defense door can appear certain slant displacement down after long-time use, thereby make people's air defense door need with the help of bigger power when opening and shutting, lead to opening and shutting of people's air defense door inconvenient, can appear the dead condition of card even.
Disclosure of Invention
The utility model aims to provide a steel connecting piece for a civil air defense door, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a steel connecting piece of people's air defense door, includes the fixed plate, a plurality of first mounting holes have been seted up in the fixed plate, fixed plate one side fixed mounting has two fixing bases, two the second mounting hole has been respectively set up to the fixing base, two alternate between the fixing base and install the connecting seat, alternate through the round pin axle between connecting seat and the two fixing bases and be connected, connecting seat one side movable mounting has the sleeve pipe, still swing joint has the pull rod between round pin axle and the connecting seat.
As a further preferable scheme of the utility model, a third mounting hole is formed in one side of the connecting seat, a mounting groove is formed in one side of the upper end of the connecting seat, and a plurality of screw grooves are formed in the inner bottom of the mounting groove.
As a further preferable scheme of the utility model, one end of the pull rod is provided with a mounting plate, the upper end of the mounting plate is fixedly mounted at one end of the pull rod in a welding mode, a plurality of fourth mounting holes are formed in the mounting plate, the other end of the pull rod is provided with a lantern ring, the lantern ring is fixedly mounted at one end of the pull rod in a welding mode, the mounting plate is fixedly mounted in the mounting groove through a screw, and the lantern ring is mounted on the pin shaft in a penetrating mode.
As a further preferable scheme of the utility model, the upper end and the lower end of the sleeve are respectively provided with a bearing seat, the upper end and the lower end of the sleeve are respectively fixedly connected with the corresponding bearing seats in a welding mode, and the bearing seats are rotatably provided with bearing rings.
As a further preferable scheme of the utility model, an oil cavity is formed in the sleeve, butter is filled in the oil cavity, a plurality of fifth mounting holes are formed in the inner side of the sleeve, a plurality of rotating grooves are formed in the inner side of the oil cavity, and the fifth mounting holes are used for communicating the cavity on the inner side of the sleeve with the oil cavity.
As a further preferable scheme of the utility model, balls are rotatably arranged between the fifth mounting holes and the corresponding rotating grooves, the outer sides of the sleeves are installed in the third mounting holes in a penetrating manner, the inner sides of the sleeves are installed on the pin shafts in a penetrating manner, and the two supporting rings are respectively arranged between the connecting seat and the corresponding fixing seat.
Compared with the prior art, the utility model has the following beneficial effects:
according to the steel connecting piece of the civil air defense door, the sleeve is installed on one side of the connecting seat in a penetrating mode, the connecting seat is connected with the fixing seat in a rotating mode through the pin shaft by means of the sleeve, meanwhile, the plurality of balls installed on the inner side of the sleeve in a rotating mode are beneficial to rotation of the civil air defense door, and the pull rod and the lantern ring connected between the pin shaft and the connecting seat can play a certain pulling force role on the civil air defense door, so that the civil air defense door is prevented from sagging too much and inclining.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present utility model;
FIG. 2 is a schematic view of a fixing base according to the present utility model;
FIG. 3 is a split view of the structure of the connecting seat and the pull rod according to the present utility model;
fig. 4 is a split view of the sleeve structure of the present utility model.
In the figure: 1. a fixing plate; 2. a first mounting hole; 3. a fixing seat; 4. a second mounting hole; 5. a pin shaft; 6. a connecting seat; 7. a sleeve; 8. a pull rod; 9. a mounting groove; 10. a screw groove; 11. a third mounting hole; 12. a mounting plate; 13. a fourth mounting hole; 14. a collar; 15. a support bracket; 16. an oil chamber; 17. a fifth mounting hole; 18. a rotary groove; 19. a ball; 20. and a supporting ring.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, the steel connecting piece of the civil air defense door provided by the utility model comprises a fixed plate 1, wherein a plurality of first mounting holes 2 are formed in the fixed plate 1, two fixing seats 3 are fixedly arranged on one side of the fixed plate 1, second mounting holes 4 are respectively formed in the two fixing seats 3, a connecting seat 6 is installed between the two fixing seats 3 in a penetrating manner, the connecting seat 6 is connected with the two fixing seats 3 in a penetrating manner through a pin shaft 5, a sleeve 7 is movably installed on one side of the connecting seat 6, and a pull rod 8 is also movably connected between the pin shaft 5 and the connecting seat 6.
A third mounting hole 11 is formed in one side of the connecting seat 6, a mounting groove 9 is formed in one side of the upper end of the connecting seat 6, a plurality of screw grooves 10 are formed in the inner bottom of the mounting groove 9, a mounting plate 12 is arranged at one end of a pull rod 8, the upper end of the mounting plate 12 is fixedly mounted at one end of the pull rod 8 in a welding mode, a plurality of fourth mounting holes 13 are formed in the mounting plate 12, a lantern ring 14 is arranged at the other end of the pull rod 8, the lantern ring 14 is fixedly mounted at one end of the pull rod 8 in a welding mode, the mounting plate 12 is fixedly mounted in the mounting groove 9 through screws, the lantern ring 14 is installed on the pin shaft 5 in a penetrating mode, the lantern ring 14 is rotatably mounted on the pin shaft 5, and one end of the pull rod 8 fixedly connected with the lantern ring 14 is fixedly mounted on the connecting seat 6, so that extra tension can be provided for the installation of the personnel protection door, and the personnel protection door is prevented from sagging after long-term use;
the upper end and the lower end of the sleeve 7 are respectively provided with a bearing seat 15, the upper end and the lower end of the sleeve 7 are respectively fixedly connected with the corresponding bearing seats 15 in a welding mode, a bearing ring 20 is rotatably arranged on each bearing seat 15, an oil cavity 16 is formed in the sleeve 7, butter is filled in the oil cavity 16, a plurality of fifth mounting holes 17 are formed in the inner side of the sleeve 7, a plurality of rotating grooves 18 are formed in the inner side of the oil cavity 16, the fifth mounting holes 17 are used for communicating the cavity of the inner side of the sleeve 7 with the oil cavity 16, balls 19 are rotatably arranged between the fifth mounting holes 17 and the corresponding rotating grooves 18, the outer side of the sleeve 7 is installed in the third mounting holes 11 in a penetrating manner, the inner side of the sleeve 7 is installed on each pin shaft 5 in a penetrating manner, two bearing rings 20 are respectively arranged between each connecting seat 6 and the corresponding fixing seat 3, each connecting seat 6 is rotatably installed on each pin shaft 5 through the sleeve 7, and the balls 19 in the sleeve 7 are matched with the grease in the oil cavity 16, and smooth opening and closing of the connecting seats can be ensured through the connecting seats 6.
It should be noted that, the steel connecting piece of the civil air defense door is provided by the utility model, when the connecting seat 6 is rotationally connected with two corresponding fixing seats 3, the civil air defense door is lifted through the lifting mechanism, then the sleeve 7 is installed in the third installation hole 11 in a penetrating manner, then the two supporting rings 20 are installed on the corresponding supporting seats 15 in a penetrating manner respectively, the supporting rings 20 can be temporarily adhered to the supporting seats 15 by using lubricating grease between the supporting rings 20 and the supporting seats 15, then the civil air defense door is lifted by using the lifting device, the two connecting seats 6 on one side of the connecting seats are installed between the corresponding two fixing seats 3 in a penetrating manner respectively, then the pin shaft 5 is installed in the fixing seats 3 and the sleeve 7 in a penetrating manner, the lantern ring 14 is installed on the pin shaft 5 in a penetrating manner, the installation plate 12 on the other end of the pull rod 8 is installed in the installation groove 9 on one side of the connecting seat 6 in a penetrating manner through screws, then the two ends of the pin shaft 5 are connected with limit nuts in a threaded manner, and then the inner side of the connecting seat 6 is used for ensuring that the two connecting seats are smoothly opened and closed by using the lantern rings 7, and the two connecting seats 14 on one side of the two sides of the ball bearings 6 are arranged between the two fixing seats and the two corresponding fixing seats 3.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a steel connecting piece of people's air defense door, includes fixed plate (1), a plurality of first mounting holes (2) have been seted up in fixed plate (1), fixed plate (1) one side fixed mounting has two fixing base (3), two second mounting hole (4) have been respectively in fixing base (3), its characterized in that: a connecting seat (6) is installed between the two fixing seats (3) in a penetrating mode, the connecting seat (6) is connected with the two fixing seats (3) in a penetrating mode through a pin shaft (5), a sleeve (7) is movably installed on one side of the connecting seat (6), and a pull rod (8) is further movably connected between the pin shaft (5) and the connecting seat (6).
2. The steel connector for a civil air defense door according to claim 1 wherein: a third mounting hole (11) is formed in one side of the connecting seat (6), a mounting groove (9) is formed in one side of the upper end of the connecting seat (6), and a plurality of screw grooves (10) are formed in the inner bottom of the mounting groove (9).
3. The steel connector for a civil air defense door according to claim 2 wherein: the utility model discloses a pull rod, including pull rod (8), mounting panel (12) upper end, a plurality of fourth mounting holes (13) have been seted up in mounting panel (12), pull rod (8) other end is equipped with lantern ring (14), lantern ring (14) are in pull rod (8) one end through welded mode fixed mounting, mounting panel (12) are in mounting groove (9) through screw fixed mounting, lantern ring (14) are then alternate to be installed on round pin axle (5).
4. A steel connector for a civil air defense door according to claim 3 wherein: the upper end and the lower end of the sleeve (7) are respectively provided with a bearing seat (15), the upper end and the lower end of the sleeve (7) are respectively fixedly connected with the corresponding bearing seats (15) in a welding mode, and the bearing seats (15) are rotatably provided with bearing rings (20).
5. The steel connector for a civil air defense door of claim 4 wherein: an oil cavity (16) is formed in the sleeve (7), butter is filled in the oil cavity (16), a plurality of fifth mounting holes (17) are formed in the inner side of the sleeve (7), a plurality of rotating grooves (18) are formed in the inner side of the oil cavity (16), and the inner side cavity of the sleeve (7) is communicated with the oil cavity (16) through the fifth mounting holes (17).
6. The steel connector for a civil air defense door of claim 5 wherein: the ball (19) is rotatably arranged between the fifth mounting hole (17) and the corresponding rotating groove (18), the outer side of the sleeve (7) is installed in the third mounting hole (11) in a penetrating mode, the inner side of the sleeve (7) is installed on the pin shaft (5) in a penetrating mode, and the two supporting rings (20) are respectively arranged between the connecting seat (6) and the corresponding fixing seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321757625.3U CN220301971U (en) | 2023-07-06 | 2023-07-06 | Steel connecting piece of civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321757625.3U CN220301971U (en) | 2023-07-06 | 2023-07-06 | Steel connecting piece of civil air defense door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220301971U true CN220301971U (en) | 2024-01-05 |
Family
ID=89374819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321757625.3U Active CN220301971U (en) | 2023-07-06 | 2023-07-06 | Steel connecting piece of civil air defense door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220301971U (en) |
-
2023
- 2023-07-06 CN CN202321757625.3U patent/CN220301971U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |