CN112211495B - Door lock indicating device based on air pressure effect - Google Patents
Door lock indicating device based on air pressure effect Download PDFInfo
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- CN112211495B CN112211495B CN202010952518.0A CN202010952518A CN112211495B CN 112211495 B CN112211495 B CN 112211495B CN 202010952518 A CN202010952518 A CN 202010952518A CN 112211495 B CN112211495 B CN 112211495B
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- air bag
- internal thread
- elastic
- door lock
- fixedly connected
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B41/00—Locks with visible indication as to whether the lock is locked or unlocked
Abstract
The invention provides a door lock indicating device based on air pressure effect, and relates to the technical field of door locks. The door lock indicating device based on air pressure action comprises: the side surface of the door frame is fixedly connected with an installation plate; the door lock indicating mechanism is connected with the mounting plate and the door frame and comprises an elastic air bag, a connecting plate, a mounting seat, a protective sleeve, an indicating air bag, an internal thread air flue, an external thread connecting pipe and a magnetic strip, the rear end face of the door frame is connected with the elastic air bag through the connecting plate, and when the door is closed, the movable door is in contact with the elastic air bag; the outer fixed surface of mounting panel connects the mount pad, and the internal thread air flue has been seted up to the mount pad inside, and the internal thread air flue passes through the air duct and communicates each other with elasticity gasbag, and internal thread air flue internal thread sealing connection has the external screw thread connecting pipe. The door lock indicating device based on the air pressure effect has the advantage of good indicating effect.
Description
Technical Field
The invention relates to the technical field of door locks, in particular to a door lock indicating device based on air pressure action.
Background
Public toilets, referred to as public toilets for short, refer to toilets commonly used by urban residents and mobile population, and include toilets attached to public buildings (such as stations, hospitals, cinemas, exhibition halls, office buildings, and the like). Public toilets are classified into various categories according to building form, building structure, building grade, spatial characteristics, flushing manner, management manner, or investment channel, etc.
At present, when a movable door lock in a public toilet is manually closed, only a small picture is changed, the size of the movable door lock is small, and the movable door lock is not three-dimensional enough, so that the movable door lock is not beneficial to observation of outside personnel, and confusion is easily caused.
Therefore, there is a need to provide a new door lock indicating device based on air pressure action to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problem, the invention provides the door lock indicating device based on the air pressure effect, which has a good prompting effect.
The invention provides a door lock indicating device based on air pressure action, which comprises: the side surface of the door frame is fixedly connected with an installation plate; the door lock indicating mechanism is connected with the mounting plate and the door frame and comprises an elastic air bag, a connecting plate, a mounting seat, a protective sleeve, an indicating air bag, an internal thread air flue, an external thread connecting pipe and a magnetic strip, the rear end face of the door frame is connected with the elastic air bag through the connecting plate, and when the door is closed, the movable door is in contact with the elastic air bag; the outer surface of the mounting plate is fixedly connected with a mounting seat, an internal thread air flue is formed in the mounting seat, the internal thread air flue is communicated with the elastic air bag through an air guide pipe, an external thread connecting pipe is connected to the internal thread of the internal thread air flue in a sealing mode, one end of the external thread connecting pipe extends to the outside of the internal thread air flue and is connected with an indicating air bag, a plurality of magnetic strips which are uniformly and circumferentially arranged are fixedly connected to the outer surface of the indicating air bag, and a protective sleeve is fixedly connected to the outer surface of one end, located outside the internal thread air flue, of the external thread connecting pipe; the buffer mechanism is connected with the door frame; the limiting mechanism is movably connected with the protective sleeve; and the protection mechanism is connected with the protection sleeve.
Preferably, protection machanism includes arc guard plate and elastic connection piece, the one end fixedly connected with that the lag is close to the instruction gasbag is a plurality of elastic connection pieces that are even circumference and arrange, and elastic connection piece fixedly connected with is used for the protection to instruct the arc guard plate of gasbag.
Preferably, protection machanism still includes magnet, logical groove has been seted up to the arc guard plate, leads to inslot fixedly connected with magnet, and magnet sets up well with the magnetism strip that corresponds, and the polarity of magnet and the relative one end of the magnetism strip that corresponds is opposite.
Preferably, the arc-shaped protection plate is made of transparent materials.
Preferably, buffer gear includes rubber pad and spring, two mounting grooves have been seted up to the rear end face of door frame, and just two mounting grooves are located elastic airbag directly over and directly under respectively, and the mounting groove keeps away from its open-ended inner wall connection spring's one end, and the other end of spring is connected with the rubber pad.
Preferably, stop gear includes gag lever post and sliding sleeve, the surface sliding connection of lag has the sliding sleeve, and a plurality of gag lever posts of sliding sleeve fixedly connected with, gag lever post insert establish the spacing groove of seting up at the mount pad, spacing inslot fixedly connected with rubber pad.
Preferably, the outer surface of the elastic air bag is fixedly connected with wear-resistant nylon cloth.
Compared with the related art, the door lock indicating device based on the air pressure effect has the following beneficial effects:
1. when the indicating air bag is used, when the movable door is closed manually, the movable door can extrude the elastic air bag, so that the indicating air bag is inflated and expanded, people in an external personnel and a toilet can be reminded conveniently and visually through inflation and expansion of the indicating air bag, the size of the indicating air bag is enough, and the prompting effect of the device is improved;
2. according to the invention, the protective sleeve is rotated anticlockwise by external force, so that the external thread connecting pipe can slide out of the internal thread air passage, and the external thread connecting pipe can be separated from the mounting seat, so that the indicating air bag can be taken down, the indicating air bag is convenient to replace, and the use difficulty of the device is reduced;
3. the indicating air bag can be protected by the arc-shaped protection plate, so that the contact probability of the indicating air bag and an external object is reduced, and the service life of the indicating air bag is prolonged.
Drawings
FIG. 1 is a schematic structural view of a door lock indicating device based on air pressure according to a preferred embodiment of the present invention;
FIG. 2 is a schematic perspective view of the pneumatic based door lock indicating device of FIG. 1;
FIG. 3 is a partial schematic view of the pneumatic based door lock indicating device of FIG. 1;
fig. 4 is a schematic cross-sectional structure of fig. 3.
Reference numbers in the figures: 1. a door lock indicating mechanism; 11. an elastic air bag; 12. a connecting plate; 13. a mounting seat; 14. a protective sleeve; 15. an indicating air bag; 16. an internal thread air passage; 17. an external thread connecting pipe; 18. a magnetic strip; 2. mounting a plate; 3. a door frame; 4. mounting grooves; 5. a buffer mechanism; 51. a rubber pad; 52. a spring; 6. a limiting mechanism; 61. a limiting rod; 62. a sliding sleeve; 7. a protection mechanism; 71. a magnet; 72. an arc-shaped protection plate; 73. an elastic connecting sheet.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a door lock indicating device based on air pressure according to a preferred embodiment of the present invention; FIG. 2 is a schematic perspective view of the pneumatic based door lock indicating device of FIG. 1; FIG. 3 is a partial schematic view of the pneumatic based door lock indicating device of FIG. 1; fig. 4 is a schematic cross-sectional structure of fig. 3. Door lock indicating device based on atmospheric pressure effect includes: the side surface of the door frame 3 is fixedly connected with an installation plate 2; the door lock indicating mechanism 1 is connected with the mounting plate 2 and the door frame 3; the buffer mechanism 5 is connected with the door frame 3; the limiting mechanism 6 is movably connected with the protective sleeve 14; the protection mechanism 7 is connected with the protection sleeve 14.
In a specific implementation process, as shown in fig. 1 to 4, the door lock indicating mechanism 1 includes an elastic airbag 11, a connecting plate 12, a mounting seat 13, a protective sleeve 14, an indicating airbag 15, an internal thread air passage 16, an external thread connecting pipe 17 and a magnetic strip 18, the rear end face of the door frame 3 is connected with the elastic airbag 11 through the connecting plate 12, and when the door is closed, the movable door is in contact with the elastic airbag 11; outer fixed surface of mounting panel 2 connects mount pad 13, internal thread air flue 16 has been seted up to mount pad 13 inside, internal thread air flue 16 passes through the air duct and communicates with elasticity gasbag 11 each other, and 16 internal thread sealing connection of internal thread air flue has external screw thread connecting pipe 17, the one end of external screw thread connecting pipe 17 extends to the outside of internal thread air flue 16 and is connected with and instructs gasbag 15, the outer fixed surface of instructing gasbag 15 is connected with a plurality of magnetism strips 18 that are even circumference and arrange, and external screw thread connecting pipe 17 is located the outside one end outer fixed surface of internal thread air flue 16 and is connected with lag 14.
Need to explain: when the device is used, when a toilet is not used, the elastic air bag 11 has elasticity, and when the movable door is freely closed, the movable door cannot be tightly closed due to the blocking of the elastic air bag 11, the pressure on the elastic air bag 11 is small, the extrusion amount of air in the elastic air bag 11 is small, even the air in the elastic air bag 11 cannot be extruded, the interior of the indicating air bag 15 cannot be inflated at the moment, and the checking of personnel is facilitated; the elastic air bag 11 has elasticity, and can buffer the impact force between the movable door and the door frame 3, thereby reducing the noise;
it is also stated that: when the toilet is used and the movable door is manually closed, the movable door can extrude the elastic air bag 11 at the moment, so that the gas in the elastic air bag 11 enters the internal thread air passage 16 through the air guide pipe and then enters the indicating air bag 15 through the external thread connecting pipe 17, the indicating air bag 15 is inflated and expanded, the diameter of the indicating air bag 15 during inflation and expansion is controlled to be 5-8cm, through inflation and expansion of the indicating air bag 15, people in the external toilet can be conveniently and visually reminded, the size of the indicating air bag 15 is enough, and the prompting effect of the device is improved;
it is also stated that: through external force anticlockwise rotation lag 14 for external screw thread connecting pipe 17 can follow interior roll-off of internal thread air flue 16, makes external screw thread connecting pipe 17 can separate with mount pad 13, thereby can take off and instruct gasbag 15, and the convenience is to instructing the change of gasbag 15, reduces the use degree of difficulty of device.
Referring to fig. 3 and 4, the protection mechanism 7 includes an arc protection plate 72 and an elastic connection plate 73, one end of the protection cover 14 close to the indication airbag 15 is fixedly connected with a plurality of elastic connection plates 73 which are uniformly arranged circumferentially, and the elastic connection plates 73 are fixedly connected with the arc protection plate 72 for protecting the indication airbag 15.
Need to explain: when the arc-shaped protection plate 72 is not stressed, the arc-shaped protection plate 72 is wrapped inwards under the action of the elastic connecting sheet 73, and the indication air bag 15 can be protected through the arc-shaped protection plate 72, so that the probability of contact between the indication air bag 15 and an external object is reduced, and the service life of the indication air bag 15 is prolonged; when the indicating air bag 15 is inflated and expanded, the elastic connecting sheet 73 has elasticity, and the elastic coefficient of the elastic connecting sheet 73 is small, so that the arc-shaped protection plate 72 can be stretched, and the indicating air bag 15 can be inflated and expanded normally.
Referring to fig. 3, the protection mechanism 7 further includes a magnet 71, the arc-shaped protection plate 72 is provided with a through groove, the magnet 71 is fixedly connected in the through groove, the magnet 71 is aligned with the corresponding magnetic strip 18, and the polarity of the end of the magnet 71 opposite to the corresponding magnetic strip 18 is opposite.
Need to explain: the opposite polarity of the magnet 71 and the corresponding magnetic strip 18 makes the magnet 71 and the corresponding magnetic strip 18 generate repulsion force, the repulsion force can push the arc-shaped protection plate 72 to move, and under the action of the repulsion force, a gap is generated between the arc-shaped protection plate 72 and the indication air bag 15, so that the normal inflation and expansion of the indication air bag 15 are facilitated, and the normal use of the indication air bag 15 is facilitated.
Referring to fig. 3, the arc-shaped protection plate 72 is made of a transparent material.
Need to explain: arc guard plate 72 is the transparent PVC material for arc guard plate 72's weight is less, and outside personnel can see through arc guard plate 72 and open instruction gasbag 15, makes things convenient for outside personnel to observe instruction gasbag 15.
Referring to fig. 2, the buffering mechanism 5 includes a rubber pad 51 and a spring 52, two mounting grooves 4 are formed in the rear end surface of the door frame 3, the two mounting grooves 4 are respectively located right above and right below the elastic airbag 11, the mounting groove 4 is far away from one end of the spring 52 connected to the inner wall of the opening of the mounting groove, the other end of the spring 52 is connected to the rubber pad 51, and the elastic airbag 11 is located between the rubber pad 51 and the door frame 31.
Need to explain: when the movable door is closed, the movable door is firstly contacted with the rubber pad 51, the rubber pad 51 and the spring 52 play a role of buffering, the movable door is prevented from directly impacting the elastic airbag 11, and therefore the service life of the elastic airbag 11 is prolonged.
Referring to fig. 3, the limiting mechanism 6 includes a limiting rod 61 and a sliding sleeve 62, the sliding sleeve 62 is slidably connected to the outer surface of the protective sleeve 14, the sliding sleeve 62 is fixedly connected to a plurality of limiting rods 61, the limiting rods 61 are inserted into limiting grooves formed in the mounting base 13, and rubber pads are fixedly connected to the limiting grooves.
Need to explain: when the limiting rod 61 is inserted into the limiting groove formed in the mounting seat 13, the protective sleeve 14 cannot rotate relative to the mounting seat 13, so that the external thread connecting pipe 17 is prevented from being accidentally separated from the mounting seat 13, and the use reliability of the device is improved.
Referring to fig. 2, the outer surface of the elastic airbag 11 is fixedly connected with a wear-resistant nylon cloth.
Need to explain: avoid elastic airbag 11 direct and dodge gate contact through nylon cloth, and delay elastic airbag 11's rate of wear, improve elastic airbag 11's life.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (5)
1. A door lock indicating device based on air pressure action, comprising:
the side surface of the door frame (3) is fixedly connected with an installation plate (2);
the door lock indicating mechanism (1) is connected with the mounting plate (2) and the door frame (3), the door lock indicating mechanism (1) comprises an elastic air bag (11), a connecting plate (12), a mounting seat (13), a protective sleeve (14), an indicating air bag (15), an internal thread air flue (16), an external thread connecting pipe (17) and a magnetic strip (18), the rear end face of the door frame (3) is connected with the elastic air bag (11) through the connecting plate (12), and when the door is closed, the movable door is in contact with the elastic air bag (11); the outer surface of the mounting plate (2) is fixedly connected with a mounting seat (13), an internal thread air flue (16) is formed in the mounting seat (13), the internal thread air flue (16) is communicated with the elastic air bag (11) through an air duct, an external thread connecting pipe (17) is connected to the internal thread of the internal thread air flue (16) in a sealing mode, one end of the external thread connecting pipe (17) extends to the outside of the internal thread air flue (16) and is connected with an indicating air bag (15), a plurality of magnetic strips (18) which are uniformly and circumferentially arranged are fixedly connected to the outer surface of the indicating air bag (15), and a protective sleeve (14) is fixedly connected to the outer surface of one end, located outside the internal thread air flue (16), of the external thread connecting pipe (17);
the buffer mechanism (5), the said buffer mechanism (5) is connected with door frame (3);
the limiting mechanism (6), the limiting mechanism (6) is movably connected with the protective sleeve (14);
the protection mechanism (7), the protection mechanism (7) is connected with the protection sleeve (14);
the protection mechanism (7) comprises an arc-shaped protection plate (72) and elastic connecting sheets (73), one end, close to the indication air bag (15), of the protection sleeve (14) is fixedly connected with a plurality of elastic connecting sheets (73) which are uniformly and circumferentially arranged, and the elastic connecting sheets (73) are fixedly connected with the arc-shaped protection plate (72) used for protecting the indication air bag (15);
protection machanism (7) still include magnet (71), logical groove has been seted up in arc guard plate (72), leads to inslot fixedly connected with magnet (71), and magnet (71) are adjusted well with corresponding magnetism strip (18) and are set up, and the opposite polarity of the one end that magnetism strip (18) are relative that magnet (71) and correspond.
2. The pneumatic-based door lock indicating device of claim 1, wherein the arc-shaped protection plate (72) is made of a transparent material.
3. The pneumatic action-based door lock indicating device according to claim 1, wherein the buffer mechanism (5) comprises a rubber pad (51) and a spring (52), the rear end surface of the door frame (3) is provided with two mounting grooves (4), the two mounting grooves (4) are respectively positioned right above and right below the elastic airbag (11), the mounting groove (4) is far away from one end of the spring (52) connected to the inner wall of the opening of the mounting groove, and the other end of the spring (52) is connected with the rubber pad (51).
4. The pneumatic-action-based door lock indicating device according to claim 1, wherein the limiting mechanism (6) comprises a limiting rod (61) and a sliding sleeve (62), the sliding sleeve (62) is slidably connected to the outer surface of the protective sleeve (14), the sliding sleeve (62) is fixedly connected with a plurality of limiting rods (61), the limiting rods (61) are inserted into limiting grooves formed in the mounting seat (13), and rubber pads are fixedly connected in the limiting grooves.
5. The pneumatic based door lock indicating device according to claim 1, wherein the outer surface of the elastic air bag (11) is fixedly connected with wear-resistant nylon cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010952518.0A CN112211495B (en) | 2020-09-11 | 2020-09-11 | Door lock indicating device based on air pressure effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010952518.0A CN112211495B (en) | 2020-09-11 | 2020-09-11 | Door lock indicating device based on air pressure effect |
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| Publication Number | Publication Date |
|---|---|
| CN112211495A CN112211495A (en) | 2021-01-12 |
| CN112211495B true CN112211495B (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010952518.0A Active CN112211495B (en) | 2020-09-11 | 2020-09-11 | Door lock indicating device based on air pressure effect |
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| CN (1) | CN112211495B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9533568B1 (en) * | 2015-10-14 | 2017-01-03 | George Anthony Harvey | Method and apparatus for anti-siphoning of fuel |
| CN110168179A (en) * | 2017-01-23 | 2019-08-23 | C&D佐迪阿克公司 | Aircraft bathroom door latch |
| CN210049705U (en) * | 2019-04-16 | 2020-02-11 | 彭俊 | Unmanned suggestion device is used to lock |
| WO2020069243A1 (en) * | 2018-09-28 | 2020-04-02 | Honeywell International Inc. | Tamper proof seal assembly |
-
2020
- 2020-09-11 CN CN202010952518.0A patent/CN112211495B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9533568B1 (en) * | 2015-10-14 | 2017-01-03 | George Anthony Harvey | Method and apparatus for anti-siphoning of fuel |
| CN110168179A (en) * | 2017-01-23 | 2019-08-23 | C&D佐迪阿克公司 | Aircraft bathroom door latch |
| WO2020069243A1 (en) * | 2018-09-28 | 2020-04-02 | Honeywell International Inc. | Tamper proof seal assembly |
| CN210049705U (en) * | 2019-04-16 | 2020-02-11 | 彭俊 | Unmanned suggestion device is used to lock |
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| Publication number | Publication date |
|---|---|
| CN112211495A (en) | 2021-01-12 |
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Effective date of registration: 20211123 Address after: 317523 No. 97, Muyu Youth Road, Zeguo Town, Wenling City, Taizhou City, Zhejiang Province Applicant after: Song Weijie Address before: No. 632, Zhongshan North Road, Xiacheng District, Hangzhou, Zhejiang 310003 Applicant before: Ning Yucheng |
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