CN113941119B - Intelligent anti-leakage hydrant connector - Google Patents
Intelligent anti-leakage hydrant connector Download PDFInfo
- Publication number
- CN113941119B CN113941119B CN202111239731.8A CN202111239731A CN113941119B CN 113941119 B CN113941119 B CN 113941119B CN 202111239731 A CN202111239731 A CN 202111239731A CN 113941119 B CN113941119 B CN 113941119B
- Authority
- CN
- China
- Prior art keywords
- water pipe
- sliding
- fire
- hook
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 81
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/20—Hydrants, e.g. wall-hoses, wall units, plug-in cabinets
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B9/00—Methods or installations for drawing-off water
- E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
Abstract
The invention relates to the technical field of fire-fighting facilities, in particular to an intelligent anti-leakage fire hydrant connector, which comprises a fire-fighting water pipe, wherein a sealing structure is arranged above the fire-fighting water pipe, a water pipe connection protection is arranged on an outer sleeve of the fire-fighting water pipe, the water pipe connection protection is arranged on an outer sleeve of the water pipe connection protection, a caliber control connection is arranged below the outer sleeve of the water pipe connection protection, two reinforcing hooks are symmetrically arranged outside the outer sleeve of the water pipe connection protection, a hook thread is respectively arranged on the outer side of the lower end of each reinforcing hook, an emergency ring is arranged between the two reinforcing hooks, and the emergency rings are arranged between the two reinforcing hooks.
Description
Technical Field
The invention belongs to the technical field of fire facilities, and particularly relates to an intelligent anti-leakage hydrant connector.
Background
Fire hydrant is a fixed fire-fighting equipment, and has the main functions of controlling combustible materials, isolating combustion-supporting materials and eliminating ignition sources;
fire hydrant is usually provided with an interface and is used for being connected through rotating the buckle with the fire hose on the fire engine, but such a connection has a drawback that the water leakage appears because the interface department is not firm enough or the water pressure is too big easily, and secondly outdoor fire hydrant has the interface of two kinds of equidimension to need different fire hose connection, so this scheme has designed the intelligent anti-leakage's of fire hydrant connector that can utilize the junction to leak thereby reach automatic closed interface and can adapt to the fire hydrant interface of equidimension in order to solve above-mentioned problem.
Disclosure of Invention
The invention aims at solving the problems in the prior art, and provides an intelligent anti-leakage hydrant connector which can utilize water leakage at a joint to moisten sponge outside a joint so as to activate a motor to inject a hardening agent into the sponge, thereby realizing sealing of the joint.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an intelligence is prevented leaking fire hydrant and is connected, includes fire hose, its characterized in that, fire hose top is provided with seal structure, the fire hose overcoat is equipped with the water piping connection protection, the water piping connection protection overcoat is equipped with the adapter sleeve, the adapter sleeve below is provided with bore control connection, the outer symmetry of adapter sleeve is provided with two reinforcing hooks, every reinforcing hook lower extreme outside has seted up a couple screw thread respectively, is provided with emergency ring between two reinforcing hooks, be provided with between the emergency ring.
Preferably, a water pipe buckle is sleeved above the fire-fighting water pipe, a rubber sealing ring is arranged above the water pipe buckle, and the water pipe buckle is embedded into the water pipe connection protection.
Preferably, the horizontal direction symmetry of water piping connection protection both sides is provided with a arch, every the arch is kept away from fire control water pipe one end horizontal direction fixed be provided with a flexible strip, flexible strip is kept away from water piping connection protection one end overcoat and is equipped with the nipple cover and has seted up flexible spout in the nipple cover, every flexible strip can slide in the flexible spout that corresponds.
Preferably, a hook sliding groove is respectively formed in the outer vertical direction of two sides of the joint sleeve, a hook sliding block is respectively arranged in each hook sliding groove, a reinforcing hook is respectively fixed outside each hook sliding block, two sliding grooves are respectively formed in the upper end of the inner wall of the joint sleeve and the same side of the hook sliding block, a sliding block is arranged in each sliding groove, a sliding spiral block is respectively fixed at the lower end of each sliding block, one side of the sliding spiral block, close to the joint sleeve, penetrates through the joint sleeve and extends out of the reinforcing hook to form a ring, helical teeth are arranged in the ring formed by the sliding spiral blocks, and sliding sealing plates are fixed on two sides of the penetrating part of the sliding spiral block.
Preferably, each reinforcing hook is provided with a transverse groove above the joint sleeve, the transverse groove is embedded, the upper side and the lower side are respectively provided with a curing injection channel, a liquid detector is arranged outside one side far away from the fire-fighting water pipe, an emergency alarm processing box is fixed outside the reinforcing hook on one side far away from the fire-fighting water pipe, and each two curing injection channels in the reinforcing hook are respectively connected with the emergency alarm processing box on the same side.
Preferably, two sides of the inner wall of the joint sleeve, which are far away from each other, are respectively fixedly provided with a connecting buckle, one side of each connecting buckle, which is far away from the fire-fighting water pipe, is provided with a connecting groove in the horizontal direction, and each connecting groove forms an included angle with the corresponding connecting groove; the connector sleeve is provided with openings at the outer side of each connecting buckle, and an extensible flexible belt is arranged between each two openings for flexible connection.
Preferably, a caliber connecting sliding sleeve is arranged below the joint sleeve in the same-side horizontal direction with the two reinforcing hooks, caliber control sliding grooves are formed in each caliber connecting sliding sleeve, caliber control connection is respectively arranged in each caliber control sliding groove, inclined teeth are formed in the lower end face of each caliber control connection, the upper end face of each caliber control connection is fixedly connected with the joint sleeve, a caliber control threaded rod is arranged at the tail end of the lower part of each caliber connecting sliding sleeve, and each caliber control threaded rod is connected with caliber control connection above the caliber control threaded rod through gear engagement.
Preferably, an caliber control sleeve is arranged below the caliber connecting sliding sleeve on the water pipe connecting protection sleeve, an caliber control toothed ring with inclined teeth is arranged on the upper end surface of the caliber control sleeve, and the caliber control toothed ring is meshed and connected with the caliber control threaded rod.
Advantageous effects
1. The rotation action of the fire-fighting water pipe and the fire hydrant connector during the joint is utilized to tighten the buckles outside the fire-fighting water pipe and the fire hydrant, so that the joint between the fire-fighting water pipe and the fire hydrant is firmer, and the conditions that water leakage at the joint caused by loose joint or pulling is reduced, and water pressure is reduced, and water source is wasted are reduced;
2. when the interface of the fire-fighting water pipe and the fire hydrant is leaked due to the fact that the interface is pulled or the interface cannot be tightly connected, the redesigned fire hydrant interface can automatically inject curing agents from two sides so that the sponge is rapidly cured to temporarily block the interface and give an alarm to remind a firefighter;
3. the fire hydrant ports with different sizes can be adapted to the fire hydrant ports by the specially arranged scalable external ports, so that the fire hydrant ports with different sizes can be quickly connected to quickly participate in fire fighting when needed.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken at B-B in FIG. 2;
FIG. 5 is an enlarged schematic view of FIG. 4 at D;
FIG. 6 is an enlarged schematic view of FIG. 4 at E;
in the figure: the fire-fighting water pipe comprises a joint sleeve 10, a caliber control sleeve 11, a connecting buckle 15, a reinforcing hook 16, a sliding screw block 19, a sealing structure 20, a hook thread 21, a screw ring 22, a connecting groove 23, a fire-fighting water pipe 25, a caliber control toothed ring 26, a caliber control threaded rod 27, a telescopic strip 28, a telescopic chute 29, a hook sliding block 30, a hook chute 31, a caliber control connection 32, a sliding block 33, an emergency alarm processing box 34, a liquid detector 35, a water pipe buckle 36, an emergency ring 37, a caliber control chute 38, a caliber connection sliding sleeve 39, a curing injection channel 40, a flexible belt 41, a water pipe connection protection 42 and a rubber sealing ring 43.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
In the description of the present invention, it should be noted that, the azimuth or positional relationship indicated by the terms "inner", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Referring to fig. 1, an intelligent anti-leakage hydrant connector comprises a fire-fighting water pipe 25, and is characterized in that a sealing structure 20 is arranged above the fire-fighting water pipe 25, a water pipe connection protection 42 is sleeved outside the fire-fighting water pipe 25, the water pipe connection protection 42 is sleeved outside the water pipe connection protection 42, a connector sleeve 10 is arranged below the connector sleeve 10, a caliber control connection 32 is arranged below the connector sleeve 10, two reinforcing hooks 16 are symmetrically arranged outside the connector sleeve 10, a hook thread 21 is respectively arranged outside the lower end of each reinforcing hook 16, an emergency ring 37 is arranged between the two reinforcing hooks 16, and 17 are arranged between the emergency rings 37.
Further referring to fig. 1 and 4, a water pipe fastener 36 is sleeved above the fire-fighting water pipe 25, a rubber sealing ring 43 is arranged above the water pipe fastener 36, and the water pipe fastener 36 is embedded into the water pipe connection protection 42.
Further referring to fig. 4, protrusions are symmetrically arranged on two sides of the water pipe connection protection 42 in the horizontal direction, a telescopic bar 28 is fixedly arranged on one end of each protrusion, far away from the fire-fighting water pipe 25, in the horizontal direction, a joint sleeve 10 is sleeved outside one end, far away from the water pipe connection protection 42, of each telescopic bar 28, a telescopic sliding groove 29 is formed in the joint sleeve 10, and each telescopic bar 28 can slide in the corresponding telescopic sliding groove 29.
Further referring to fig. 4, a hook sliding groove 31 is respectively provided in the vertical direction outside the two sides of the joint sleeve 10, a hook sliding block 30 is respectively provided in each hook sliding groove 31, a reinforcing hook 16 is respectively fixed outside each hook sliding block 30, 18 are provided on the same side as the inner wall upper end of the joint sleeve 10 and the hook sliding block 30, sliding grooves are respectively provided in the two 18, sliding blocks 33 are provided in each sliding groove, a sliding screw block 19 is respectively fixed on the lower end of each sliding block 33, one side of the sliding screw block 19, which is close to the joint sleeve 10, penetrates through the joint sleeve 10 and extends out of the reinforcing hook 16 to form a ring, oblique teeth are provided in the ring formed by the sliding screw blocks 19, and sliding sealing plates are fixed on two sides of the penetrating part of the sliding screw block 19.
With further reference to fig. 4 and 5, a transverse slot is formed above the joint sleeve 10 in each reinforcing hook 16, a curing injection channel 40 is formed in each transverse slot, a liquid detector 35 is mounted outside the side, away from the fire-fighting water pipe 25, of each 17, the liquid detector 35 is fixed with an emergency alarm processing box 34 outside the reinforcing hook 16 on the side, away from the fire-fighting water pipe 25, of each 17, and two curing injection channels 40 in each reinforcing hook 16 are respectively connected with the emergency alarm processing box 34 on the same side.
Further referring to fig. 1 and 4, two sides of the inner wall of the joint sleeve 10 far from 18 are respectively fixedly provided with a connecting buckle 15, one side of each connecting buckle 15 far from the fire-fighting water pipe 25 is provided with a connecting groove 23 in the horizontal direction, and each connecting groove 23 and 18 correspondingly form an included angle of 90 degrees; the joint cover 10 is provided with openings on the outer side of each connecting buckle 15, and an extensible flexible belt 41 is arranged between each opening for flexible connection.
With further reference to fig. 4 and 6, an aperture connection sliding sleeve 39 is arranged below the joint sleeve 10 and on the same side of the two reinforcing hooks 16 in the horizontal direction, aperture control sliding grooves 38 are formed in each aperture connection sliding sleeve 39, aperture control connecting grooves 38 are respectively provided with an aperture control connecting groove 32, inclined teeth are formed on the lower end face of each aperture control connecting groove 32, the upper end face of each aperture control connecting groove is fixedly connected with the joint sleeve 10, an aperture control threaded rod 27 is arranged at the tail end below each aperture control connecting groove 39, and each aperture control threaded rod 27 is connected with the aperture control connecting groove 32 above the aperture control threaded rod through gear meshing.
With further reference to fig. 4 and 6, an caliber control sleeve 11 is sleeved outside the water pipe connection protection 42 below the caliber connection sliding sleeve 39, an caliber control toothed ring 26 with inclined teeth is arranged on the upper end surface of the caliber control sleeve 11, and the caliber control toothed ring 26 is meshed with the caliber control threaded rod 27.
Principle of operation
When the fire-fighting water pipe and the fire hydrant are connected, the connectors of the fire-fighting water pipe and the fire hydrant are required to be aligned firstly, the connecting buckles 15 on the connectors of the fire-fighting water pipe and the fire hydrant are staggered and extend into the right sides of the connecting buckles 15 of the connectors of the opposite side respectively, then the connectors of the fire-fighting water pipe are rotated clockwise, at the moment, as the protrusions of the connecting buckles 15 extend into the lower parts of 18 and are propped against one side of the sliding screw block 19, the sliding screw block 19 is pushed into one side by the rotating connecting buckles 15, and the screw ring 22 connected with the sliding screw block 19 and extending out of the connector sleeve 10 moves simultaneously;
the reinforced hook 16 which is obliquely meshed and connected with the spiral ring 22 sinks under the action of the hook thread 21, and the fire-fighting water pipe and the fire hydrant connector are gradually meshed to ensure that the gap at the interface of the fire-fighting water pipe and the fire hydrant connector is reduced as much as possible, so that the condition that the water leakage at the interface is caused by the fact that the connector is not rotated in place at the interface, and the fire-fighting water pressure is insufficient is avoided as much as possible;
if the joint of the fire-fighting water pipe and the hydrant still leaks water, the reinforcing hook 16 sinks to enable the joint to be connected with the joint to be sunk 17, water leaked from the joint can be absorbed by the joint and gradually spread to enable the whole joint to be wetted, at the moment, the part 17 clamped below the reinforcing hook 16 is wetted and is detected by the liquid detector 35 arranged behind the joint to emit signals simultaneously, the emergency alarm processing box 34 arranged outside the liquid detector 35 is activated to emit an alarm, and simultaneously, the emergency alarm processing box 34 respectively injects a hardening agent into the joint through the two solidification injection channels 40 arranged on the upper side and the lower side of the liquid detector 35, so that the joint is temporarily reinforced by the joint to temporarily leak stoppage, maintain fire-fighting water pressure and reduce water source waste;
if a larger-caliber connector is needed, the caliber control sleeve 11 arranged below the connector sleeve 10 can be screwed before connection, so that the caliber control threaded rod 27 in meshed connection with the caliber control sleeve 11 rotates to drive the caliber control connection 32 in meshed connection with the caliber control threaded rod 27 to move outwards, the connector sleeve 10 is opened, the flexible belt 41 is unfolded, the purpose of expanding the caliber is achieved, and at the moment, the reinforcing hooks 16 move outwards due to the fact that the connector sleeve 10 is opened, and the 17 compressed by the reinforcing hooks 16 is released, so that the connector can still adapt to the large-caliber connector.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the invention.
Claims (1)
1. The utility model provides an intelligence is prevented leaking fire hydrant and is connected, includes fire hose (25), its characterized in that, fire hose (25) top is provided with seal structure (20), fire hose (25) overcoat is equipped with water piping connection protection (42), water piping connection protection (42) overcoat is equipped with joint cover (10), joint cover (10) below is provided with bore control connection (32), joint cover (10) external symmetry is provided with two reinforcing hooks (16), every reinforcing hook (16) lower extreme outside has offered a couple screw thread (21) respectively, is provided with emergency ring (37) between two reinforcing hooks (16), be provided with sponge (17) between emergency ring (37);
a water pipe buckle (36) is sleeved above the fire-fighting water pipe (25), a rubber sealing ring (43) is arranged above the water pipe buckle (36), and the water pipe buckle (36) is embedded into a water pipe connection protection (42);
a protrusion is symmetrically arranged on two sides of the water pipe connection protection (42) in the horizontal direction, a telescopic strip (28) is fixedly arranged on one end of each protrusion, far away from the fire water pipe (25), of each protrusion, a joint sleeve (10) is sleeved outside one end, far away from the water pipe connection protection (42), of each telescopic strip (28), a telescopic chute (29) is formed in the joint sleeve (10), and each telescopic strip (28) can slide in the corresponding telescopic chute (29);
a hook sliding groove (31) is respectively formed in the outer vertical directions of two sides of the joint sleeve (10), a hook sliding block (30) is respectively arranged in each hook sliding groove (31), a reinforcing hook (16) is respectively fixed outside each hook sliding block (30), two sliding grooves are respectively formed in the upper end of the inner wall of the joint sleeve (10) and the same side of the hook sliding block (30), sliding blocks (33) are respectively arranged in the two sliding grooves, a sliding spiral block (19) is respectively fixed at the lower end of each sliding block (33), one side, close to the joint sleeve (10), of each sliding spiral block (19) penetrates through the joint sleeve (10) and extends out of the reinforcing hook (16) to form a ring, oblique teeth are respectively arranged in the ring formed by the sliding spiral blocks (19), and sliding sealing plates are respectively fixed on two sides of the penetrating parts of the sliding spiral blocks (19);
each reinforcing hook (16) is provided with a transverse groove above the joint sleeve (10), a sponge (17) is embedded in the transverse groove, two solidification injection channels (40) are respectively formed in the upper side and the lower side of the sponge (17), a liquid detector (35) is arranged outside one side, far away from the fire-fighting water pipe (25), of the sponge (17), an emergency alarm processing box (34) is fixed outside the reinforcing hook (16) on one side, far away from the fire-fighting water pipe (25), of the liquid detector (35), and the two solidification injection channels (40) in each reinforcing hook (16) are respectively connected with the emergency alarm processing box (34) on the same side;
a connecting buckle (15) is fixedly arranged on two sides, far away from the (18), of the inner wall of the joint sleeve (10), a connecting groove (23) is formed in the horizontal direction of one side, far away from the fire-fighting water pipe (25), of each connecting buckle (15), and each connecting groove (23) and the corresponding connecting groove (18) form an included angle of (90); the joint sleeve (10) is provided with openings at the outer side of each connecting buckle (15), and an extensible flexible belt (41) is arranged between each two openings for flexible connection;
an aperture connecting sliding sleeve (39) is arranged below the joint sleeve (10) and on the same side of the two reinforcing hooks (16) in the horizontal direction, an aperture control sliding groove (38) is formed in each aperture connecting sliding sleeve (39), an aperture control connection (32) is respectively arranged in each aperture control sliding groove (38), bevel gears are formed on the lower end face of each aperture control connection (32), the upper end face of each aperture control connection is fixedly connected with the joint sleeve (10), an aperture control threaded rod (27) is arranged at the tail end below the aperture control connection (32), and each aperture control threaded rod (27) is connected with the aperture control connection (32) above the aperture control threaded rod through gear engagement;
an caliber control sleeve (11) is sleeved outside the water pipe connection protection (42) below the caliber connection sliding sleeve (39), an caliber control toothed ring (26) with inclined teeth is arranged on the upper end face of the caliber control sleeve (11), and the caliber control toothed ring (26) is meshed with the caliber control threaded rod (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111239731.8A CN113941119B (en) | 2021-10-25 | 2021-10-25 | Intelligent anti-leakage hydrant connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111239731.8A CN113941119B (en) | 2021-10-25 | 2021-10-25 | Intelligent anti-leakage hydrant connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113941119A CN113941119A (en) | 2022-01-18 |
| CN113941119B true CN113941119B (en) | 2024-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111239731.8A Active CN113941119B (en) | 2021-10-25 | 2021-10-25 | Intelligent anti-leakage hydrant connector |
Country Status (1)
| Country | Link |
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| CN (1) | CN113941119B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114470594A (en) * | 2022-02-24 | 2022-05-13 | 智洪科技(通化)有限公司 | Quick sealing interface of lower spray head and spray pipe of fire-fighting spray |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0817278D0 (en) * | 2008-09-22 | 2008-10-29 | Sigma Commercial Products Ltd | Through bore fire hydrant |
| CN204502231U (en) * | 2014-12-26 | 2015-07-29 | 天津祥顺科技发展有限公司 | A kind of fire-fighting lance syndeton |
| CN210238655U (en) * | 2019-04-08 | 2020-04-03 | 济俊消防科技有限公司 | Intelligent fire hydrant with anti-collision detection function |
| CN111632328A (en) * | 2020-06-09 | 2020-09-08 | 广州鹄志信息咨询有限公司 | Fire hydrant quick connect structure for public safety |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11342656B2 (en) * | 2018-12-28 | 2022-05-24 | Mueller International, Llc | Nozzle cap encapsulated antenna system |
-
2021
- 2021-10-25 CN CN202111239731.8A patent/CN113941119B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0817278D0 (en) * | 2008-09-22 | 2008-10-29 | Sigma Commercial Products Ltd | Through bore fire hydrant |
| CN204502231U (en) * | 2014-12-26 | 2015-07-29 | 天津祥顺科技发展有限公司 | A kind of fire-fighting lance syndeton |
| CN210238655U (en) * | 2019-04-08 | 2020-04-03 | 济俊消防科技有限公司 | Intelligent fire hydrant with anti-collision detection function |
| CN111632328A (en) * | 2020-06-09 | 2020-09-08 | 广州鹄志信息咨询有限公司 | Fire hydrant quick connect structure for public safety |
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| Publication number | Publication date |
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| CN113941119A (en) | 2022-01-18 |
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Effective date of registration: 20230728 Address after: No. 559 Mazhuangying Village, Daxiaobao Township, Xiaoyi City, Lvliang City, Shanxi Province, 032301 Applicant after: Chen Jun Address before: 325000 46 Xiaonan Road, Danan street, Lucheng District, Wenzhou City, Zhejiang Province Applicant before: Wenzhou Xingyue Hardware Technology Co.,Ltd. |
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Effective date of registration: 20231219 Address after: No. 16, Lane 2, Xindai Village Industrial Park, Hucun Town, Taigu District, Jinzhong City, Shanxi Province, 030800 Applicant after: Shanxi Jingu Tian'an Fire Technology Co.,Ltd. Address before: No. 559 Mazhuangying Village, Daxiaobao Township, Xiaoyi City, Lvliang City, Shanxi Province, 032301 Applicant before: Chen Jun |
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