CN111140713B - Fire-fighting joint - Google Patents
Fire-fighting joint Download PDFInfo
- Publication number
- CN111140713B CN111140713B CN201911402141.5A CN201911402141A CN111140713B CN 111140713 B CN111140713 B CN 111140713B CN 201911402141 A CN201911402141 A CN 201911402141A CN 111140713 B CN111140713 B CN 111140713B
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- CN
- China
- Prior art keywords
- ring
- connecting sleeve
- periphery
- groove
- clamping
- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/18—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses characterised by the use of additional sealing means
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C33/00—Hose accessories
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C33/00—Hose accessories
- A62C33/06—Hose or pipe bridges
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a fire-fighting joint, which comprises an upper connector, a connecting mechanism, a hose and an aligning mechanism, wherein the upper connector is fixedly connected with the hose; the connecting mechanism comprises a connecting sleeve, a clamping ring, a cross-connecting plate, a T-shaped driving screw and a positioning block; the T-shaped driving screw rod rotates on the positioning block to drive the cross connection plate, so that the clamping ring is driven to be downwards inserted into the insertion ring groove of the connecting sleeve, the outer end of the periphery of the flanging ring body of the hose is clamped and installed between the clamping step ring surface and the clamping ring to form a pre-installation structure, the inner end of the periphery of the flanging ring body is clamped and installed between the lower end of the upper connector and the upper end of the movable ring, and the communication sealing structure of the upper connector and the hose is formed.
Description
Technical Field
The invention relates to a fire-fighting joint.
Background
With the further increase of the urbanization process, high-rise buildings are visible everywhere, and the fire safety is more and more emphasized. Fire fighting equipment such as conventional fire extinguishers, fire hydrants and the like are all arranged in common buildings in a matched mode. The fire hydrant is matched with a quick connector and a water gun head which are connected with a soft water pipe, when the fire hydrant is used, the quick connector and the corresponding position of the fire hydrant are clamped, the fire hydrant is opened, and high-pressure water flow can be ejected out through the quick connector, the soft water pipe and the water gun head. The existing connection mode of the hose and the joint is inconvenient and has low sealing performance.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: the fire-fighting joint is convenient to connect and good in sealing performance.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a fire-fighting joint comprises an upper connector, a connecting mechanism, a hose and an aligning mechanism; the connecting mechanism comprises a connecting sleeve, a clamping ring, a cross-connecting plate, a T-shaped driving screw and a positioning block; the connecting sleeve is of a ring structure with openings at two ends; the upper end of the connecting sleeve is internally provided with a splicing ring groove, and the lower end of the splicing ring groove is provided with a clamping step ring surface; the clamping ring is inserted in the insertion ring groove; two sides of the clamping ring are respectively provided with a cross-connecting plate; the cross connection plate is vertically connected to the two sides of the connecting sleeve in a sliding and penetrating manner; the cross-under plates are respectively connected with a T-shaped driving screw in a cross-under manner; the upper end of the T-shaped driving screw is clamped on the upper end face of the through connection plate; two positioning blocks are respectively arranged on two sides of the outer part of the connecting sleeve, and threaded holes are formed in the positioning blocks; the lower end thread of the T-shaped driving screw rod is connected in the threaded hole of the positioning block in a penetrating manner; the upper connector is arranged inside the periphery of the clamping ring; the aligning mechanism is arranged in the connecting sleeve and is positioned below the upper connecting head; the aligning mechanism comprises a moving ring, a moving rod, an elastic body and a driving rod; the movable ring is arranged in the middle of the inside of the connecting sleeve; two ends of the moving ring are respectively provided with a moving rod; the two sides in the connecting sleeve are respectively provided with a through connecting groove; the moving rods are respectively inserted into the through grooves in a radial sliding manner; an elastic body is arranged in the penetrating groove at one side of the connecting sleeve, and the elastic body presses the moving rod towards the axis of the connecting sleeve; the outer side of the cross-connecting groove at the other side of the connecting sleeve is provided with a communicated thread groove; the driving rod is rotatably arranged on the thread groove in a threaded manner; the driving rod is in threaded rotary movement and abuts against the outer end of the moving rod in the penetrating groove; the upper end of the hose is provided with a flanging ring body; the outer ends of the periphery of the flanging ring body are clamped and installed between the clamping step ring surface and the clamping ring; the inner ends of the periphery of the flanging ring body are clamped and installed between the lower end of the upper connector and the upper end of the movable ring; the outer side of the periphery of the hose is attached to the inner wall of the periphery of the moving ring and extends downwards.
Furthermore, the upper connector is of a ring structure; the outer part of the periphery of the lower end of the upper connector is provided with an external thread ring surface; the periphery of the inside of the clamping ring is provided with an internal thread ring surface; the upper connector is rotatably connected to the inner thread ring surface inside the clamping ring through the outer thread ring surface on the periphery of the lower end.
Furthermore, a connecting ring is arranged at the upper end of the upper connector; the connecting ring is positioned at the outer side of the upper ends of the connecting sleeve and the clamping ring.
Furthermore, a sealing ring body is arranged around the lower end of the upper connector; the sealing ring body is made of rubber materials.
The invention has the advantages of
1. The T-shaped driving screw rod rotates on the positioning block to drive the cross connection plate, so that the clamping ring is driven to be downwards inserted into the insertion ring groove of the connecting sleeve, the outer end of the periphery of the flanging ring body of the hose is clamped and installed between the clamping step ring surface and the clamping ring to form a pre-installation structure, the inner end of the periphery of the flanging ring body is clamped and installed between the lower end of the upper connector and the upper end of the movable ring, and the communication sealing structure of the upper connector and the hose is formed.
2. The centering mechanism is additionally arranged, and the driving rod rotates to push the moving ring to move radially, so that the upper end face of the moving ring and the lower end face of the upper connector form an optimal abutting sealing position, and the sealing effect is improved.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is an enlarged schematic structural view of the upper connecting head and the connecting mechanism of the present invention.
Fig. 3 is an enlarged schematic structural view of the aligning mechanism of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, a fire joint includes an upper connector 1, a connecting mechanism 2, a hose 4, and a centering mechanism 3; the connecting mechanism 2 comprises a connecting sleeve 21, a clamping ring 22, a cross connecting plate 23, a T-shaped driving screw 24 and a positioning block 25; the connecting sleeve 21 is of a ring structure with openings at two ends; the inner part of the upper end of the connecting sleeve 21 is provided with a plugging ring groove 211, and the lower end of the plugging ring groove 211 is provided with a clamping step ring surface 2111; the clamping ring 22 is inserted into the insertion ring groove 211; two sides of the clamping ring 22 are respectively provided with a cross connection plate 23; the cross connection plate 23 is vertically connected to two sides of the connection sleeve 21 in a sliding and cross manner; the cross-under plate 23 is respectively connected with a T-shaped driving screw 24 in a cross-under way; the upper end of the T-shaped driving screw 24 is clamped on the upper end face of the through connection plate 23; two positioning blocks 25 are respectively arranged on two sides of the outside of the connecting sleeve 21, and threaded holes are formed in the positioning blocks 25; the lower end thread of the T-shaped driving screw 24 is connected in the threaded hole of the positioning block 25 in a penetrating way; the upper connector 1 is arranged inside the periphery of the clamping ring 22; the aligning mechanism 3 is arranged in the connecting sleeve 21 and is positioned below the upper connector 1; the aligning mechanism 3 comprises a moving ring 31, a moving rod 32, an elastic body 34 and a driving rod 33; the movable ring 31 is arranged in the middle of the inside of the connecting sleeve 21; two ends of the moving ring 31 are respectively provided with a moving rod 32; the two sides in the connecting sleeve 21 are respectively provided with a through connecting groove 12; the moving rods 32 are respectively inserted into the through grooves 12 in a radial sliding manner; an elastic body 34 is arranged in the penetrating groove 21 at one side of the connecting sleeve 21, and the elastic body 34 presses the movable rod 32 towards the axis of the connecting sleeve 21; the outer side of the cross-connecting groove 12 at the other side of the connecting sleeve 21 is provided with a communicated thread groove 13; the driving rod 33 is rotatably installed on the thread groove 13 in a thread way; the driving rod 33 rotates and moves in a thread way and is pressed against the outer end of the moving rod 32 in the through connecting groove 12; the upper end of the hose 4 is provided with a flanging ring body 41; the outer ends of the periphery of the flanging ring body 41 are clamped and arranged between the clamping step ring surface 2111 and the clamping ring 22; the inner ends of the periphery of the flanging ring body 41 are clamped and installed between the lower end of the upper connector 1 and the upper end of the movable ring 31; the outer side of the periphery of the hose 4 is attached to the inner wall of the periphery of the moving ring 31 and extends downwards.
As shown in fig. 1 to 3, further, the upper connector 1 is in a ring structure; the outer part of the periphery of the lower end of the upper connector 1 is provided with an external thread ring surface; the inner periphery of the clamping ring 22 is provided with an internal thread ring surface; the upper connector 1 is rotatably connected to the inner thread ring surface of the clamping ring 22 through the outer thread ring surface on the periphery of the lower end. Further, the upper end of the upper connector 1 is provided with a connecting ring 15; the connecting ring 15 is positioned outside the upper ends of the connecting sleeve 21 and the clamping ring 22. Furthermore, a sealing ring body 11 is arranged around the lower end of the upper connector 1; the sealing ring body 11 is made of rubber material.
According to the invention, the T-shaped driving screw 24 rotates on the positioning block 25 to drive the cross connection plate 23, so that the clamping ring 22 is driven to be downwards inserted into the insertion ring groove 211 of the connecting sleeve 21, the peripheral outer end of the flanging ring body 41 of the hose 4 is clamped and installed between the clamping step ring surface 2111 and the clamping ring 22 to form a pre-installation structure, and the peripheral inner end of the flanging ring body 41 is clamped and installed between the lower end of the upper connector 1 and the upper end of the movable ring 31, so that a communication sealing structure of the upper connector 1 and the hose 4 is formed. According to the invention, the centering mechanism 3 is additionally arranged, and the driving rod 33 rotates to push the moving ring 31 to move radially, so that the upper end face of the moving ring 31 and the lower end face of the upper connector 1 form an optimal abutting sealing position, and the sealing effect is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. A fire-fighting joint is characterized by comprising an upper connector, a connecting mechanism, a hose and an aligning mechanism; the connecting mechanism comprises a connecting sleeve, a clamping ring, a cross-connecting plate, a T-shaped driving screw and a positioning block; the connecting sleeve is of a ring structure with openings at two ends; the upper end of the connecting sleeve is internally provided with a splicing ring groove, and the lower end of the splicing ring groove is provided with a clamping step ring surface; the clamping ring is inserted in the insertion ring groove; two sides of the clamping ring are respectively provided with a cross-connecting plate; the cross connection plate is vertically connected to the two sides of the connecting sleeve in a sliding and penetrating manner; the cross-under plates are respectively connected with a T-shaped driving screw in a cross-under manner; the upper end of the T-shaped driving screw is clamped on the upper end face of the through connection plate; two positioning blocks are respectively arranged on two sides of the outer part of the connecting sleeve, and threaded holes are formed in the positioning blocks; the lower end thread of the T-shaped driving screw rod is connected in the threaded hole of the positioning block in a penetrating manner; the upper connector is arranged inside the periphery of the clamping ring; the aligning mechanism is arranged in the connecting sleeve and is positioned below the upper connecting head; the aligning mechanism comprises a moving ring, a moving rod, an elastic body and a driving rod; the movable ring is arranged in the middle of the inside of the connecting sleeve; two ends of the moving ring are respectively provided with a moving rod; the two sides in the connecting sleeve are respectively provided with a through connecting groove; the moving rods are respectively inserted into the through grooves in a radial sliding manner; an elastic body is arranged in the penetrating groove at one side of the connecting sleeve, and the elastic body presses the moving rod towards the axis of the connecting sleeve; the outer side of the cross-connecting groove at the other side of the connecting sleeve is provided with a communicated thread groove; the driving rod is rotatably arranged on the thread groove in a threaded manner; the driving rod is in threaded rotary movement and abuts against the outer end of the moving rod in the penetrating groove; the upper end of the hose is provided with a flanging ring body; the outer ends of the periphery of the flanging ring body are clamped and installed between the clamping step ring surface and the clamping ring; the inner ends of the periphery of the flanging ring body are clamped and installed between the lower end of the upper connector and the upper end of the movable ring; the outer side of the periphery of the hose is attached to the inner wall of the periphery of the moving ring and extends downwards.
2. A fire service coupling as recited in claim 1 wherein the upper coupling head is of a ring configuration; the outer part of the periphery of the lower end of the upper connector is provided with an external thread ring surface; the periphery of the inside of the clamping ring is provided with an internal thread ring surface; the upper connector is rotatably connected to the inner thread ring surface inside the clamping ring through the outer thread ring surface on the periphery of the lower end.
3. The fire connector as recited in claim 1, wherein a connection ring is provided at an upper end of the upper connection head; the connecting ring is positioned at the outer side of the upper ends of the connecting sleeve and the clamping ring.
4. A fire service coupling as recited in claim 1, wherein a sealing ring body is disposed around the lower end of the upper coupling head; the sealing ring body is made of rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911402141.5A CN111140713B (en) | 2019-12-31 | 2019-12-31 | Fire-fighting joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911402141.5A CN111140713B (en) | 2019-12-31 | 2019-12-31 | Fire-fighting joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111140713A CN111140713A (en) | 2020-05-12 |
| CN111140713B true CN111140713B (en) | 2021-07-23 |
Family
ID=70522260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911402141.5A Active CN111140713B (en) | 2019-12-31 | 2019-12-31 | Fire-fighting joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111140713B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412351A (en) * | 2020-11-29 | 2021-02-26 | 江苏力克石油机械有限公司 | Oil production pipe anti-disengaging structure |
| CN112412350A (en) * | 2020-11-29 | 2021-02-26 | 江苏力克石油机械有限公司 | Support and press disconnect-type oil production pipe anticreep device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3151432B2 (en) * | 1998-05-07 | 2001-04-03 | 株式会社オンダ製作所 | Retainer |
| DE102005038476B4 (en) * | 2005-08-13 | 2020-05-28 | Eaton Fluid Power Gmbh | Device and method for connecting a hydraulic hose to a connection nipple |
| EP2607767B1 (en) * | 2011-12-23 | 2014-09-24 | Matec Group S.r.l. | Welding end for hoses comprising a watertight device |
| CN106439326A (en) * | 2016-12-09 | 2017-02-22 | 高邮市双龙消防设备有限公司 | Fire-fighting joint device |
| CN208295367U (en) * | 2018-03-23 | 2018-12-28 | 广州畅业橡胶石油设备有限公司 | A kind of rubber hose facilitating installation |
| CN208465052U (en) * | 2018-06-05 | 2019-02-05 | 安徽龙安消防工程有限责任公司 | A kind of fire hose with mobile bracket |
| CN208651902U (en) * | 2018-07-04 | 2019-03-26 | 高邮市东方消防器材有限公司 | A kind of fire hose |
| CN209115861U (en) * | 2018-10-31 | 2019-07-16 | 高邮市盛鑫消防科技有限公司 | A kind of fire coupling that can quickly connect |
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2019
- 2019-12-31 CN CN201911402141.5A patent/CN111140713B/en active Active
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| Publication number | Publication date |
|---|---|
| CN111140713A (en) | 2020-05-12 |
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