CN219711294U - Prevent dead people's air defense door of card - Google Patents
Prevent dead people's air defense door of card Download PDFInfo
- Publication number
- CN219711294U CN219711294U CN202321017679.6U CN202321017679U CN219711294U CN 219711294 U CN219711294 U CN 219711294U CN 202321017679 U CN202321017679 U CN 202321017679U CN 219711294 U CN219711294 U CN 219711294U
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- CN
- China
- Prior art keywords
- air defense
- rotation
- defense door
- mounting
- civil air
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- 230000007123 defense Effects 0.000 title claims description 76
- 238000009434 installation Methods 0.000 claims description 19
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
The utility model discloses a person protection door capable of preventing blocking, which belongs to the field of person protection doors and comprises a person protection door main body, wherein a supporting device is rotatably arranged on the person protection door main body and consists of a mounting block, a supporting rod and a bottom plate, the supporting rod is arranged at the lower end of the mounting block, the bottom plate is arranged at the lower end of the supporting rod, an anti-rotation structure is sleeved on the supporting rod and consists of an anti-rotation spring and an anti-rotation push plate, the anti-rotation push plate is arranged at the upper end of the anti-rotation spring, a supporting ball is rotatably arranged on the bottom plate, and a rotatable supporting device is arranged on the person protection door main body and a supporting ball is arranged on the supporting device to enable the supporting ball to be matched with the person protection door main body.
Description
Technical Field
The utility model relates to the field of civil air defense doors, in particular to a civil air defense door capable of preventing jamming.
Background
The civil air defense door is a door at the entrance and the exit of civil protection engineering, is more vivid in classification, comprises common single-leaf and double-leaf protection airtight doors, airtight doors and other various civil air defense devices, such as a movable threshold single-leaf and double-leaf protection airtight doors, and gradually produces rubber tube type explosion-proof wave valves, pendulum type explosion-proof wave (shielding) valves, ramp inner-opening double-leaf protection airtight doors and the like along with the progress of the current technology. The civil air defense door is generally made of hard steel materials, has a certain function of preventing shock waves and effectively guarantees safety and stability in the civil air defense space.
For having good protection effect, the people's air defense door generally can be comparatively thick and heavy, and the people's air defense door generally is in normally open state, when opening, the people's air defense door can have certain interval with ground, after the people's air defense door is opened for a long time, a connecting piece for installing the people's air defense door is pressed down by the heavier people's air defense door of weight and is warp easily to the people's air defense door can produce subsides, and then produce the people's air defense door after subsidence can produce the contact with ground easily, when opening and shutting the people's air defense door this moment, the lower extreme of people's air defense door can produce the friction with ground, finally produces the dead phenomenon of people's air defense door card easily, so need a people's air defense door that prevents card dead with strutting arrangement.
Disclosure of Invention
The utility model mainly aims to provide a civil air defense door capable of preventing jamming, 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 prevent dead people's air defense door of card, includes people's air defense door main part, rotate in the people's air defense door main part and install strutting arrangement, strutting arrangement comprises installation piece, bracing piece and bottom plate, the lower extreme at the installation piece is installed to the bracing piece, the bottom plate is installed at the lower extreme of bracing piece, the cover is equipped with anti-rotation structure on the bracing piece, anti-rotation structure comprises anti-rotation spring and anti-rotation push pedal, anti-rotation push pedal is installed in anti-rotation spring's upper end, rotate on the bottom plate and install the supporting ball.
Preferably, the lower extreme of people's air defense door main part just has seted up the connection mounting groove in one side of keeping away from people's air defense door connecting piece, the front end at people's air defense door main part is seted up simultaneously to the connection mounting groove, install the fixed axle in the connection mounting groove, the fixed axle is fixed connection with people's air defense door main part.
Preferably, the bracing piece on the strutting arrangement is fixed connection with installation piece, bottom plate, set up the installation shaft hole on the installation piece, the both ends link up about the installation piece in the installation shaft hole, the installation piece is rotated through the installation shaft hole of seting up on it and is installed on the fixed axle of connecting the installation inslot installation, the ball mounting groove has been seted up to the lower extreme of bottom plate.
Preferably, the anti-rotation structure is positioned at the outer side of the main body of the civil air defense door, and the anti-rotation push plate and the anti-rotation spring on the anti-rotation structure are fixedly connected.
Preferably, the anti-rotation push plate on the anti-rotation structure is provided with an installation through hole, the upper end and the lower end of the anti-rotation push plate are communicated through the installation through hole, and the anti-rotation push plate is vertically and slidably installed on the support rod through the installation through hole.
Preferably, the supporting balls are rotatably arranged in ball mounting grooves formed in the lower end of the bottom plate.
Compared with the prior art, the utility model has the following beneficial effects:
the rotatable supporting device is arranged on the civil air defense door main body, and the supporting balls are arranged on the supporting device to enable the supporting device and the supporting balls to be matched with each other, so that the supporting device and the supporting balls can be used for supporting the civil air defense door main body in an opening state of the civil air defense door main body, the probability that a connecting piece of the civil air defense door main body is pressed and deformed by the civil air defense door main body can be reduced, the probability that the civil air defense door main body is settled can be further reduced, and finally the probability that the civil air defense door main body is stuck due to contact with the ground is reduced; through setting up the structure of preventing changeing, can be convenient for fix strutting arrangement to can make things convenient for strutting arrangement to upwards fold and pack up.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic structural view of the main body of the civil air defense door of the present utility model;
FIG. 3 is a schematic view of the structure of the support device and the support ball of the present utility model;
fig. 4 is a schematic structural view of an anti-rotation structure according to the present utility model.
In the figure: 1. a civil air defense door main body; 2. a support device; 3. an anti-rotation structure; 4. supporting the balls; 5. connecting the mounting groove; 6. a fixed shaft; 7. a mounting block; 8. a support rod; 9. a bottom plate; 10. mounting a shaft hole; 11. a ball mounting groove; 12. an anti-rotation spring; 13. an anti-rotation push plate; 14. and (5) installing the through holes.
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.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a civil air defense door capable of preventing blocking comprises a civil air defense door main body 1, wherein a connection installation groove 5 is formed in the lower end of the civil air defense door main body 1 and on one side far away from a civil air defense door connecting piece, the connection installation groove 5 is formed in the front end of the civil air defense door main body 1, a fixing shaft 6 is installed in the connection installation groove 5, the fixing shaft 6 is fixedly connected with the civil air defense door main body 1, when the civil air defense door main body 1 is in a normally open state, the civil air defense door main body 1 in the state is easy to subside and contact with the ground, and therefore the civil air defense door main body 1 is easy to block and can not be closed.
Referring to fig. 1, 2, 3 and 4, a supporting device 2 is rotatably mounted on a civil air defense door body 1, the supporting device 2 is composed of a mounting block 7, a supporting rod 8 and a bottom plate 9, the supporting rod 8 is mounted at the lower end of the mounting block 7, the supporting rod 8 on the supporting device 2 is fixedly connected with the mounting block 7 and the bottom plate 9, a mounting shaft hole 10 is formed in the mounting block 7, the mounting shaft hole 10 penetrates through the left end and the right end of the mounting block 7, the mounting block 7 is rotatably mounted on a fixed shaft 6 mounted in a connecting mounting groove 5 through the mounting shaft hole 10 formed in the mounting block, a ball mounting groove 11 is formed at the lower end of the bottom plate 9, the bottom plate 9 is mounted at the lower end of the supporting rod 8, an anti-rotation structure 3 is sleeved on the supporting rod 8, the anti-rotation structure 3 is composed of an anti-rotation spring 12 and an anti-rotation push plate 13, the anti-rotation push plate 13 is mounted at the upper end of the anti-rotation spring 12, the anti-rotation structure 3 is positioned at the outer side of the civil air defense door body 1, the anti-rotation push plate 13 and the anti-rotation spring 12 on the anti-rotation structure 3 are fixedly connected, the anti-rotation push plate 13 on the anti-rotation structure 3 is provided with a mounting through hole 14, the mounting through hole 14 enables the upper end and the lower end of the anti-rotation push plate 13 to be communicated, the anti-rotation push plate 13 is vertically and slidably arranged on the support rod 8 through the mounting through hole 14 arranged on the anti-rotation push plate, the support ball 4 is rotatably arranged on the bottom plate 9 and is rotatably arranged in the ball mounting groove 11 arranged at the lower end of the bottom plate 9, the rotatable support device 2 is arranged on the civil air defense door main body 1, the support ball 4 is arranged on the support device 2 to enable the support device 2 and the support ball 4 to support the civil air defense door main body 1 in the opening state of the civil air defense door main body 1, so that the probability that the connecting piece of the civil air defense door main body 1 is deformed by the falling of the civil air defense door main body 1 can be reduced, and then can reduce the probability that people's air defense door main part 1 produced subsides, finally reduce the probability that people's air defense door main part 1 produced the card dead with ground contact, through setting up anti-rotation structure 3, can be convenient for fix strutting arrangement 2 to can make things convenient for strutting arrangement 2 to upwards fold and pack up.
It should be noted that, the utility model is a civil air defense door for preventing the jamming, in the state that the civil air defense door main body 1 is opened, the supporting device 2 and the supporting ball 4 can be used for supporting the civil air defense door main body 1, so that the supporting ball 4 is contacted with the ground, the existence of the supporting device 2 and the supporting ball 4 can reduce the probability that the connecting piece of the civil air defense door main body 1 is pressed and deformed by the civil air defense door main body 1, further can reduce the probability that the civil air defense door main body 1 is settled, and finally, the probability that the civil air defense door main body 1 is jammed due to the contact with the ground is reduced; when the civil air defense door needs to be closed, the supporting device 2 can be folded upwards to avoid the condition that the closing of the civil air defense door main body 1 is influenced by the existence of the supporting device 2, and the method for folding and folding the supporting device 2 upwards is that the anti-rotation push plate 13 on the anti-rotation structure 3 is pushed downwards firstly, so that the anti-rotation push plate 13 is far away from the civil air defense door main body 1, at the moment, the anti-rotation spring 12 can be compressed by the anti-rotation push plate 13, then the supporting device 2, the anti-rotation structure 3 and the supporting balls 4 can be rotated ninety degrees upwards by taking the fixed shaft 6 as the axial direction, so that the supporting device 2 is in a transverse state, then the pushed anti-rotation push plate 13 is released, at the moment, the anti-rotation push plate 13 can be pressed at the front end of the civil air defense door main body 1 under the elastic force of the anti-rotation spring 12, at the moment, the supporting device 2 is fixed, and the upward folding and folding of the human supporting device 2 is completed.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or that equivalents may be substituted for part of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a prevent people's air defense door of card, includes people's air defense door main part (1), its characterized in that: support device (2) are installed in rotation on people's air defense door main part (1), support device (2) are constituteed by installation piece (7), bracing piece (8) and bottom plate (9), the lower extreme at installation piece (7) is installed to bracing piece (8) is installed to bottom plate (9), the cover is equipped with anti-rotation structure (3) on bracing piece (8), anti-rotation structure (3) are constituteed by anti-rotation spring (12) and anti-rotation push pedal (13), anti-rotation push pedal (13) are installed in the upper end of anti-rotation spring (12), support ball (4) are installed in the rotation on bottom plate (9).
2. A jamming-preventing civil air defense door according to claim 1 wherein: the anti-theft door is characterized in that a connection mounting groove (5) is formed in the lower end of the anti-theft door body (1) and on one side away from the anti-theft door connecting piece, the connection mounting groove (5) is formed in the front end of the anti-theft door body (1) at the same time, a fixing shaft (6) is mounted in the connection mounting groove (5), and the fixing shaft (6) is fixedly connected with the anti-theft door body (1).
3. A jamming-preventing civil air defense door according to claim 2 wherein: the supporting rod (8) on the supporting device (2) is fixedly connected with the mounting block (7) and the bottom plate (9), the mounting block (7) is provided with the mounting shaft hole (10), the mounting shaft hole (10) is communicated with the left end and the right end of the mounting block (7), the mounting block (7) is rotatably mounted on the fixed shaft (6) mounted in the connecting mounting groove (5) through the mounting shaft hole (10) formed in the mounting block, and the lower end of the bottom plate (9) is provided with the ball mounting groove (11).
4. A jamming-preventing civil air defense door according to claim 3 wherein: the anti-rotation structure (3) is positioned at the outer side of the civil air defense door main body (1), and an anti-rotation push plate (13) and an anti-rotation spring (12) on the anti-rotation structure (3) are fixedly connected.
5. A jamming-preventing civil air defense door as defined in claim 4 wherein: the anti-rotation structure is characterized in that an anti-rotation push plate (13) on the anti-rotation structure (3) is provided with a mounting through hole (14), the upper end and the lower end of the anti-rotation push plate (13) are communicated through the mounting through hole (14) arranged on the anti-rotation push plate (13), and the anti-rotation push plate is vertically and slidably arranged on the support rod (8).
6. A jamming-preventing civil air defense door as defined in claim 5 wherein: the supporting balls (4) are rotatably arranged in ball mounting grooves (11) formed in the lower end of the bottom plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321017679.6U CN219711294U (en) | 2023-04-29 | 2023-04-29 | Prevent dead people's air defense door of card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321017679.6U CN219711294U (en) | 2023-04-29 | 2023-04-29 | Prevent dead people's air defense door of card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219711294U true CN219711294U (en) | 2023-09-19 |
Family
ID=88015988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321017679.6U Active CN219711294U (en) | 2023-04-29 | 2023-04-29 | Prevent dead people's air defense door of card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219711294U (en) |
-
2023
- 2023-04-29 CN CN202321017679.6U patent/CN219711294U/en active Active
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| GR01 | Patent grant | ||
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