CN108843877A - A kind of fire-fighting jointing - Google Patents
A kind of fire-fighting jointing Download PDFInfo
- Publication number
- CN108843877A CN108843877A CN201810860229.0A CN201810860229A CN108843877A CN 108843877 A CN108843877 A CN 108843877A CN 201810860229 A CN201810860229 A CN 201810860229A CN 108843877 A CN108843877 A CN 108843877A
- Authority
- CN
- China
- Prior art keywords
- hole
- straight tube
- joint body
- connection straight
- fire
- 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.)
- Pending
Links
Classifications
-
- 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
- F16L43/00—Bends; Siphons
Landscapes
- 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 kind of fire-fighting jointings,Including joint body,Lower connection straight tube,Upper connection straight tube,First, which reinforces protrusion and second, reinforces protrusion,The right end of the joint body and lower end are connected separately with connection straight tube and lower connection straight tube,First through hole and the second through-hole are equipped with inside the joint body,The inside of the upper connection straight tube and lower connection straight tube is respectively equipped with step through-hole and third through-hole,The first reinforcement protrusion is equipped on the two sides outer wall of the joint body right angle corner,The outer wall of the lower connection straight tube is equipped with second and reinforces protrusion,Make the tube wall thickening at joint body inside corner by setting right angle portion and third curved portion,To increase the intensity at joint body inside corner,Reinforce protrusion by setting first to increase the intensity of first through hole and the second through-hole junction two sides side wall,Reinforce protrusion by setting second to connect the intensity of straight tube under increase while saving material.
Description
【Technical field】
The present invention relates to the technical field of jointing, especially a kind of technical field of fire-fighting jointing.
【Background technique】
With the development of society, fire-fighting is particularly important, fireman often needs to use during fire-fighting to disappear
Guard tube, jointing are a kind of components for connecting fire extinguisher canvas hose, and jointing can be divided into external screw thread termination formula by usage mode
Water pipe head, bite type water pipe head and self-hard water pipe head.
But existing fire-fighting jointing is there are connector corner intensity is poor, it is not big enough to bear pressure, reliable operation
Property difference problem, influence being normally carried out for fire-fighting work, therefore in view of the above-mentioned problems, propose a kind of fire-fighting jointing.
【Summary of the invention】
The object of the invention is to solve the problems of the prior art, proposes a kind of fire-fighting jointing, can pass through
Right angle portion is set and third curved portion makes tube wall thickening at joint body inside corner, to increase joint body inside corner
The intensity at place reinforces the raised intensity to increase first through hole and the second through-hole junction two sides side wall by setting first,
Reinforce protrusion to connect the intensity of straight tube under increase while saving material, by upper connection straight tube by setting second
Water outlet be arranged step through-hole, rise position-limiting action, be easily installed.
To achieve the above object, the invention proposes a kind of fire-fighting jointings, including joint body, lower connection are directly
Pipe, upper connection straight tube, first reinforce protrusion and second and reinforce protrusion, and the joint body is right-angle structure, the connector sheet
The right end of body and lower end are connected separately with connection straight tube and lower connection straight tube, be equipped with inside the joint body first through hole and
The inside of second through-hole, the upper connection straight tube and lower connection straight tube is respectively equipped with step through-hole and third through-hole, the third
The lower end inner wall of through-hole is equipped with internal screw thread, and the upper connection straight tube outer wall is equipped with external screw thread, and the joint body right angle turns
The first reinforcement protrusion is equipped on the two sides outer wall at angle, the outer wall of the lower connection straight tube is equipped with second and reinforces protrusion.
Preferably, the first through hole is mutually perpendicular to and is connected to the second through-hole, the step through-hole is equipped with flaring
Portion, the diameter of the step through-hole on the right side of the expansion mouth are greater than the diameter of the step through-hole on the left of expansion mouth, and the expansion mouth is left
The diameter of the step through-hole of side and the diameter of first through hole are equal, the diameter phase of the diameter and third through-hole of second through-hole
Deng.
Preferably, the first through hole and the second through-hole junction are respectively arranged on the left side and the right side the first curved portion and straight
Corner is respectively equipped with the second curved portion and third curved portion at the external corners of the joint body and inside corner.
Preferably, the described second surface for reinforcing protrusion is circular arc camber, described second reinforces the connection between protrusion
Face is to face directly.
Preferably, the outer diameter of the lower connection straight tube is less than the outer diameter of joint body lower part.
Preferably, the joint body, lower connection straight tube, upper connection straight tube, the first reinforcement protrusion and the second reinforcement are convex
It rises and is structure as a whole.
Beneficial effects of the present invention：The present invention is made at joint body inside corner by setting right angle portion and third curved portion
Tube wall thickening protrusion is reinforced to increase by first by setting first to increase the intensity at joint body inside corner
The intensity of through-hole and the second through-hole junction two sides side wall reinforces protrusion by setting second to increase while saving material
The intensity for adding lower connection straight tube plays position-limiting action, is easily installed by the way that step through-hole is arranged in the water outlet of upper connection straight tube.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
【Detailed description of the invention】
Fig. 1 is a kind of main view of fire-fighting jointing of the present invention；
Fig. 2 is a kind of front sectional view of fire-fighting jointing of the present invention；
Fig. 3 is a kind of bottom view of fire-fighting jointing of the present invention.
In figure：1- joint body, the second curved portion of 11-, 12- third curved portion, the first curved portion of 13-, the right angle 14- portion,
Straight tube is connected under 15- first through hole, the second through-hole of 16-, 2-, 21- internal screw thread, 22- third through-hole, straight tube is connected on 3-, outside 31-
Screw thread, 32- step through-hole, 321- expansion mouth, 4- first reinforce protrusion and 5- second reinforces protrusion.
【Specific embodiment】
Refering to fig. 1, Fig. 2 and Fig. 3, a kind of fire-fighting jointing of the present invention, including joint body 1, lower connection straight tube 2,
Upper connection straight tube 3, first reinforces protrusion 4 and second reinforces protrusion 5, and the joint body 1 is right-angle structure, the connector sheet
The right end of body 1 and lower end are connected separately with connection straight tube 3 and lower connection straight tube 2, and it is logical to be equipped with first inside the joint body 1
The inside of hole 15 and the second through-hole 16, the upper connection straight tube 3 and lower connection straight tube 2 is respectively equipped with step through-hole 32 and third is logical
Hole 22, the lower end inner wall of the third through-hole 22 are equipped with internal screw thread 21, and upper 3 outer wall of connection straight tube is equipped with external screw thread
31, the first reinforcement protrusion 4, the outer wall of the lower connection straight tube 2 are equipped on the two sides outer wall of 1 right angle corner of joint body
It is equipped with second and reinforces protrusion 5, the first through hole 15 is mutually perpendicular to and is connected to the second through-hole 16, on the step through-hole 32
Equipped with expansion mouth 321, the diameter of the step through-hole 32 on 321 right side of expansion mouth is greater than the step through-hole in 321 left side of expansion mouth
The diameter of 32 diameter, the step through-hole 32 in 321 left side of expansion mouth is equal with the diameter of first through hole 15, and described second is logical
The diameter in hole 16 is equal with the diameter of third through-hole 22, the left and right sides point of 16 junction of the first through hole 15 and the second through-hole
Not She You the first curved portion 13 and right angle portion 14, be respectively equipped at the external corners of the joint body 1 and inside corner
Two curved portions 11 and third curved portion 12, the described second surface for reinforcing protrusion 5 is circular arc camber, and described second reinforces protrusion 5
Between joint face to face directly, the outer diameter of the lower connection straight tube 2 is less than the outer diameter of 1 lower part of joint body, institute
Joint body 1, lower connection straight tube 2, upper connection straight tube 3, first reinforcement protrusion 4 and the second reinforcement protrusion 5 is stated to be structure as a whole.
The course of work of the present invention：
A kind of fire-fighting of the present invention with jointing during the work time, by two fire extinguisher canvas hoses respectively with upper connection straight tube 3
External screw thread 31 and it is lower connection straight tube 2 internal screw thread 21 be screwed.
The present invention makes the tube wall thickening at joint body inside corner by setting right angle portion and third curved portion, to increase
Add the intensity at joint body inside corner, protrusion is reinforced by setting first and is connected to increase first through hole with the second through-hole
The intensity for locating two sides side wall reinforces protrusion by setting second to connect the strong of straight tube under increasing while saving material
Degree plays position-limiting action, is easily installed by the way that step through-hole is arranged in the water outlet of upper connection straight tube.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (6)
1. a kind of fire-fighting jointing, it is characterised in that：Including joint body (1), lower connection straight tube (2), upper connection straight tube
(3), first reinforces raised (4) and the second reinforcement protrusion (5), and the joint body (1) is right-angle structure, the joint body
(1) right end and lower end is connected separately with connection straight tube (3) and lower connection straight tube (2), is equipped with inside the joint body (1)
The inside of first through hole (15) and the second through-hole (16), upper connection straight tube (3) and lower connection straight tube (2) is respectively equipped with step
The lower end inner wall of through-hole (32) and third through-hole (22), the third through-hole (22) is equipped with internal screw thread (21), the upper connection
Straight tube (3) outer wall is equipped with external screw thread (31), is equipped with the first reinforcement on the two sides outer wall of joint body (1) right angle corner
Raised (4), the outer wall of lower connection straight tube (2) are equipped with second and reinforce raised (5).
2. a kind of fire-fighting jointing as described in claim 1, it is characterised in that：The first through hole (15) and second is led to
Hole (16) is mutually perpendicular to and is connected to, and the step through-hole (32) is equipped with expansion mouth (321), on the right side of the expansion mouth (321)
The diameter of step through-hole (32) is greater than the diameter of the step through-hole (32) on the left of expansion mouth (321), expansion mouth (321) left side
Step through-hole (32) diameter it is equal with the diameter of first through hole (15), the diameter and third through-hole of second through-hole (16)
(22) diameter is equal.
3. a kind of fire-fighting jointing as described in claim 1, it is characterised in that：The first through hole (15) and second is led to
Hole (16) junction is respectively arranged on the left side and the right side the first curved portion (13) and right angle portion (14), the joint body (1) it is outer
The second curved portion (11) and third curved portion (12) are respectively equipped at side corner and inside corner.
4. a kind of fire-fighting jointing as described in claim 1, it is characterised in that：Described second reinforces the table of raised (5)
Face is circular arc camber, and described second reinforces joint face between raised (5) to face directly.
5. a kind of fire-fighting jointing as described in claim 1, it is characterised in that：The outer wall of lower connection straight tube (2)
Diameter is less than the outer diameter of joint body (1) lower part.
6. a kind of fire-fighting jointing as described in claim 1, it is characterised in that：The joint body (1), lower connection are straight
Pipe (2), upper connection straight tube (3), the first reinforcement raised (4) and second reinforce raised (5) and are structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810860229.0A CN108843877A (en) | 2018-08-01 | 2018-08-01 | A kind of fire-fighting jointing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810860229.0A CN108843877A (en) | 2018-08-01 | 2018-08-01 | A kind of fire-fighting jointing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108843877A true CN108843877A (en) | 2018-11-20 |
Family
ID=64192334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810860229.0A Pending CN108843877A (en) | 2018-08-01 | 2018-08-01 | A kind of fire-fighting jointing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108843877A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5975590A (en) * | 1998-02-17 | 1999-11-02 | Applied Materials, Inc. | High pressure fitting |
| TWM400541U (en) * | 2010-10-27 | 2011-03-21 | Hong-Qing Huang | Improved structure of elbow-fittings |
| CN203585671U (en) * | 2013-11-14 | 2014-05-07 | 上海日丰实业有限公司 | High-strength 90-degree male elbow |
| CN203641751U (en) * | 2013-12-05 | 2014-06-11 | 宁波市鄞州东南汽车配件厂 | Fastened typed right-angled connector |
| CN105090663A (en) * | 2015-07-07 | 2015-11-25 | 江苏中通管业有限公司 | Reinforcing bend |
| CN206637166U (en) * | 2017-04-20 | 2017-11-14 | 北京东大海康管业有限公司 | Elbow member |
| CN207122692U (en) * | 2017-07-10 | 2018-03-20 | 玉环县传业阀门有限公司 | A kind of pipe fitting joint |
| CN207131981U (en) * | 2017-05-04 | 2018-03-23 | 浙江天雁控股有限公司 | Local strengthening pipe fitting |
| CN207132011U (en) * | 2017-05-04 | 2018-03-23 | 浙江天雁控股有限公司 | A kind of novel pipe fitting |
| CN208997539U (en) * | 2018-08-01 | 2019-06-18 | 嘉兴新亚汽车零部件有限公司 | A kind of fire-fighting jointing |
-
2018
- 2018-08-01 CN CN201810860229.0A patent/CN108843877A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5975590A (en) * | 1998-02-17 | 1999-11-02 | Applied Materials, Inc. | High pressure fitting |
| TWM400541U (en) * | 2010-10-27 | 2011-03-21 | Hong-Qing Huang | Improved structure of elbow-fittings |
| CN203585671U (en) * | 2013-11-14 | 2014-05-07 | 上海日丰实业有限公司 | High-strength 90-degree male elbow |
| CN203641751U (en) * | 2013-12-05 | 2014-06-11 | 宁波市鄞州东南汽车配件厂 | Fastened typed right-angled connector |
| CN105090663A (en) * | 2015-07-07 | 2015-11-25 | 江苏中通管业有限公司 | Reinforcing bend |
| CN206637166U (en) * | 2017-04-20 | 2017-11-14 | 北京东大海康管业有限公司 | Elbow member |
| CN207131981U (en) * | 2017-05-04 | 2018-03-23 | 浙江天雁控股有限公司 | Local strengthening pipe fitting |
| CN207132011U (en) * | 2017-05-04 | 2018-03-23 | 浙江天雁控股有限公司 | A kind of novel pipe fitting |
| CN207122692U (en) * | 2017-07-10 | 2018-03-20 | 玉环县传业阀门有限公司 | A kind of pipe fitting joint |
| CN208997539U (en) * | 2018-08-01 | 2019-06-18 | 嘉兴新亚汽车零部件有限公司 | A kind of fire-fighting jointing |
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