CN111111062A - Fire-fighting lance capable of adjusting water yield - Google Patents
Fire-fighting lance capable of adjusting water yield Download PDFInfo
- Publication number
- CN111111062A CN111111062A CN201811290216.0A CN201811290216A CN111111062A CN 111111062 A CN111111062 A CN 111111062A CN 201811290216 A CN201811290216 A CN 201811290216A CN 111111062 A CN111111062 A CN 111111062A
- Authority
- CN
- China
- Prior art keywords
- wall
- baffle
- fire
- block
- spray head
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0072—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using sprayed or atomised water
Abstract
The invention discloses a fire-fighting lance capable of adjusting water yield, which belongs to the technical field of fire-fighting lances and comprises a lance body, the left end of the gun body is movably connected with the connecting block, the outer wall of the center of the left side of the first baffle is provided with a rotating block, the outer wall of the spray head is respectively provided with a sliding groove and a rotating groove, the rotating groove is positioned right above the spray head, one end of the sliding groove is connected with the outer wall of the front side of the rotating groove, the outer wall of the front side of the second baffle plate is provided with a sliding block, the front end of the sliding block extends to the central outer wall of the front side of the spray head, the second baffle plate rotates by moving the sliding block in the sliding chute in the device to change the gap between the first baffle plate and the second baffle plate and change the caliber size of the water outlet of the spray head, thereby the water yield of control fire-fighting lance to because of the play water bore change of shower nozzle, the pressure that makes water spray away changes, thereby makes the range change of water, increases fire-fighting lance's coverage.
Description
Technical Field
The invention relates to the technical field of fire-fighting lances, in particular to a fire-fighting lance with adjustable water yield.
Background
The fire-fighting lance is the long-distance fire-fighting tool of common use in the fire-fighting apparatus, and current fire-fighting lance is when using, and the volume because of the inside circulation pipeline of squirt is certain, so the water yield that the fire-fighting lance sprayed out is fixed, can't adjust according to the demand when using, for this reason, we provide a fire-fighting lance of adjustable water yield.
Disclosure of Invention
The invention aims to provide a fire-fighting lance with adjustable water yield, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a fire-fighting lance capable of adjusting water yield, which comprises a lance body, wherein the left end of the lance body is movably connected with a connecting block, the connecting block is cylindrical and hollow, the left end of the connecting block is connected with the spray head, the bottom of the inner cavity of the spray head is rotationally connected with the rotating rod, the top end of the rotating rod is provided with a first baffle plate, the outer wall of the center of the left side of the first baffle plate is provided with a rotating block, the left end of the rotating block is movably connected with a second baffle plate, the outer walls of the second baffle and the first baffle are both attached to the inner wall of the spray head, the outer wall of the spray head is respectively provided with a sliding groove and a rotating groove, the rotating groove is positioned right above the spray head, one end of the sliding groove is connected with the front outer wall of the rotating groove, the front outer wall of the second baffle plate is provided with a sliding block, and the front end of the sliding block extends to the outer wall of the center of the front side of the spray head, the front end of the sliding block is positioned in the inner cavity of the other end of the sliding groove, the outer wall of the sliding block is sleeved with a sleeve, the right end of the front side of the sleeve is screwed with a positioning bolt, and the rear end of the positioning bolt penetrates through the outer wall of the bottom of the sleeve and is attached to the outer wall of the spray head.
Preferably, both sides left end outer wall all is provided with the pivot about the body of a gun, the pivot left end is connected with adjusting device, the adjusting device left end is provided with the fixed block, and the one end that two sets of fixed blocks are close to each other all extends to the left end of connecting block, and two sets of fixed block right side outer walls laminate mutually with both ends outer wall about the connecting block left side respectively, both ends outer wall all is provided with the locating piece about the connecting block right side, both ends outer wall all seted up with locating piece assorted constant head tank about the body of a gun left side.
Preferably, adjusting device includes the connecting rod of being connected with the pivot, and the connecting rod left end is provided with the movable rod, and the movable rod right-hand member extends to the inner chamber of connecting rod and is connected with the stay cord, and the movable rod outer wall has cup jointed reset spring, and reset spring one end and the outer wall connection of movable rod, and the reset spring other end and the inner wall connection of connecting rod, and connecting rod top right side outer wall spiro union has the bolt, and the bolt bottom extends to the inner chamber of connecting rod, and stay cord right-hand member and bolt left side outer wall connection.
Preferably, both ends outer wall all is provided with supporting spring around the second baffle right side, and the supporting spring right-hand member is connected with the stopper, about the first baffle left side both ends outer wall all seted up with stopper assorted spacing groove.
Preferably, the first baffle and the second baffle both comprise two groups of clapboards, the two groups of clapboards are symmetrically arranged, and the vertical sections of the clapboards are fan-shaped.
Preferably, the outer wall of the right side of the fixing block is provided with an elastic cushion, the outer wall of the right side of the elastic cushion is evenly provided with lugs, the lugs are arranged in a rectangular array, and the vertical section of the lugs is rectangular.
Compared with the prior art, the invention has the beneficial effects that:
1. in the device, the second baffle plate rotates by moving the sliding block in the sliding chute, so that the gap between the first baffle plate and the second baffle plate is changed, the caliber of the water outlet of the spray head is changed, the water yield of the fire-fighting lance is controlled, the water quantity entering the spray head is unchanged due to the change of the caliber of the water outlet of the spray head, the pressure of the water sprayed out is changed, the range of the water is changed, the coverage range of the fire-fighting lance is increased, and the using effect of the fire-fighting lance is improved;
2. when the sliding block slides into the rotating groove, the sliding block can be rotated, so that the first baffle and the second baffle rotate around the rotating rod, the water outlet aperture of the spray head can be continuously adjusted, and the accuracy of water outlet amount control is improved;
3. the bolt is twisted, the stay cord that will twine on the bolt outer wall is emitted, through the reset spring expansion, makes the movable rod remove to the left side, makes the fixed block be connected with the connecting block and loosens to make the shower nozzle be connected with the body of a gun and loosen, the fire fighter of being convenient for changes the shower nozzle of other bores, makes the fire fighter just can adjust the water yield of fire-fighting lance before putting out a fire.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the nozzle assembly of the present invention;
FIG. 3 is a schematic view of the adjusting device of the present invention.
In the figure: the spray gun comprises a gun body 1, a connecting block 2, a spray head 3, a rotating rod 4, a first baffle 5, a rotating block 6, a second baffle 7, a sliding groove 8, a sliding block 9, a sleeve 10, a rotating groove 11, a limiting groove 12, a rotating shaft 13, an adjusting device 14, a movable rod 141, a pull rope 142, a bolt 143, a connecting rod 144, a return spring 145 and a fixed block 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a fire-fighting lance capable of adjusting water yield comprises a lance body 1, wherein the left end of the lance body 1 is movably connected with a connecting block 2, so that the connecting block 2 can be detached, a spray head 3 is convenient to replace, a fireman can adjust the water yield of the fire-fighting lance before putting out a fire, the connecting block 2 is cylindrical and hollow, the left end of the connecting block 2 is connected with the spray head 3, the bottom of an inner cavity of the spray head 3 is rotatably connected with a rotating rod 4, a first baffle plate 5 is arranged at the top end of the rotating rod 4, a rotating block 6 is arranged on the outer wall of the center of the left side of the first baffle plate 5, the left end of the rotating block 6 is movably connected with a second baffle plate 7, the outer walls of the second baffle plate 7 and the first baffle plate 5 are respectively attached to the inner wall of the spray head 3, a sliding groove 8 and a rotating groove 11 are respectively arranged on the outer wall of the spray head 3, the rotating groove 11 is positioned right above the spray head 3, one end, the front end of the sliding block 9 extends to the outer wall of the front center of the spray nozzle 3, the front end of the sliding block 9 is positioned in the inner cavity at the other end of the sliding groove 8, the sleeve 10 is sleeved on the outer wall of the sliding block 9, the right end of the front side of the sleeve 10 is in threaded connection with a positioning bolt, the rear end of the positioning bolt penetrates through the outer wall of the bottom of the sleeve 10 and is attached to the outer wall of the spray nozzle 3, the positioning bolt is unscrewed, the position of the sliding block 9 in the sliding groove 8 is moved, the second baffle 7 rotates to change the gap between the first baffle 5 and the second baffle 7, the caliber of water discharged from the spray nozzle 3 is changed, the water discharge quantity of the fire-fighting lance is controlled, the water quantity entering the spray nozzle 3 is unchanged due to the change of the water discharge caliber of the spray nozzle 3, the spraying pressure of the water is changed, the water range is changed, the coverage range of the fire-fighting lance is increased, the sliding block 9 can be rotated to enable the first baffle 5 and the second baffle 7 to rotate around the rotating rod 4, so that the water outlet caliber of the spray head 3 can be continuously adjusted, and the accuracy of controlling the water outlet quantity is increased.
The outer walls of the left ends of the upper side and the lower side of the gun body 1 are respectively provided with a rotating shaft 13, the left end of the rotating shaft 13 is connected with an adjusting device 14, the left end of the adjusting device 14 is provided with a fixed block 15, one end, close to each other, of each of the two groups of fixed blocks 15 extends to the left end of the connecting block 2, the outer walls of the right sides of the two groups of fixed blocks 15 are respectively attached to the outer walls of the upper end and the lower end of the left side of the connecting block 2, the outer walls of the upper end and the lower end of the right side of the connecting block 2 are respectively provided with a positioning block, the outer walls of the upper end and the lower end of the left side of the gun body 1 are respectively provided with a positioning groove matched with the positioning blocks, the length of the adjusting device 14 is increased, the;
the adjusting device 14 comprises a connecting rod 144 connected with the rotating shaft 13, the left end of the connecting rod 144 is provided with a movable rod 141, the right end of the movable rod 141 extends to the inner cavity of the connecting rod 144 and is connected with a pull rope 142, the outer wall of the movable rod 141 is sleeved with a return spring 145, one end of the return spring 145 is connected with the outer wall of the movable rod 141, the other end of the return spring 145 is connected with the inner wall of the connecting rod 144, the outer wall of the right side of the top of the connecting rod 144 is screwed with a bolt 143, the bottom end of the bolt 143 extends to the inner cavity of the connecting rod 144, the right end of the pull rope 142 is connected with the outer wall of the left side of the bolt 143, the bolt 143 is screwed, the pull rope 142 is wound on the outer wall of the bolt 143 or the pull rope;
supporting springs are arranged on the outer walls of the front end and the rear end of the right side of the second baffle 7, the right end of each supporting spring is connected with a limiting block, limiting grooves 12 matched with the limiting blocks are formed in the outer walls of the upper end and the lower end of the left side of the first baffle 5, the supporting springs expand to enable the limiting blocks to be inserted into the limiting grooves 12, the first baffle 5 is connected with the second baffle 7, and when the sliding block 9 is prevented from rotating, the second baffle 7 shakes to influence overall adjustment;
the first baffle 5 and the second baffle 7 both comprise two groups of partition plates, the two groups of partition plates are symmetrically arranged, the vertical sections of the partition plates are fan-shaped, the coverage range of the first baffle 5 and the second baffle 7 is increased, and the water yield is more accurately adjusted;
the outer wall of the right side of the fixing block 15 is provided with an elastic cushion, the outer wall of the right side of the elastic cushion is evenly provided with a convex block, the convex block is arranged in a rectangular array mode, the vertical cross section of the convex block is rectangular, the contact area and the friction force of the fixing block 15 and the connecting block 2 are increased, the fixing block 15 is connected with the connecting block 2 stably, and the spray head 3 is connected with the gun body 1 stably.
The working principle is as follows: when the fire-fighting lance is used, the water pipe is communicated with the fire-fighting lance, the fire-fighting lance is aligned to a fire area to put out a fire, when the water yield of the lance needs to be adjusted, the positioning bolt is unscrewed, the position of the sliding block 9 in the sliding groove 8 is moved, the second baffle 7 is rotated to change the gap between the first baffle 5 and the second baffle 7, the caliber size of the water outlet of the spray head 3 is changed, the water yield of the fire-fighting lance is controlled, the water quantity entering the spray head 3 is unchanged due to the change of the water yield caliber of the spray head 3, the pressure of the water sprayed out is changed, the range of the water is changed, the coverage range of the fire-fighting lance is increased, the using effect of the fire-fighting lance is improved, when the sliding block 9 slides into the rotating groove 11, the sliding block 9 can be rotated, the first baffle 5 and the second baffle 7 rotate around the rotating rod 4, and the water outlet caliber of the spray head, increase the accuracy of water yield control, twist bolt 143, will twine stay cord 142 on the bolt 143 outer wall and emit, expand through reset spring 145, make movable rod 141 move to the left side, make fixed block 15 be connected with connecting block 2 and loosen to make shower nozzle 3 be connected with body of a gun 1 and loosen, the fire fighter of being convenient for changes shower nozzle 3 of other bores, make the fire fighter just can adjust the water yield of fire-fighting lance before putting out a fire.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a fire-fighting lance of adjustable water yield, includes body of a gun (1), its characterized in that: the gun body (1) is movably connected with the connecting block (2), the connecting block (2) is cylindrical and hollow, the left end of the connecting block (2) is connected with the spray head (3), the bottom of an inner cavity of the spray head (3) is rotatably connected with the rotating rod (4), the top end of the rotating rod (4) is provided with a first baffle (5), the outer wall of the center of the left side of the first baffle (5) is provided with a rotating block (6), the left end of the rotating block (6) is movably connected with a second baffle (7), the outer walls of the second baffle (7) and the first baffle (5) are both attached to the inner wall of the spray head (3), the outer wall of the spray head (3) is respectively provided with a sliding groove (8) and a rotating groove (11), the rotating groove (11) is positioned right above the spray head (3), one end of the sliding groove (8) is connected with the outer wall of the front side of the rotating groove (11), and the outer wall of the front side of the second baffle (7) is provided, and the front end of the sliding block (9) extends to the outer wall of the center of the front side of the spray head (3), the front end of the sliding block (9) is positioned in the inner cavity of the other end of the sliding groove (8), the outer wall of the sliding block (9) is sleeved with a sleeve (10), the right end of the front side of the sleeve (10) is screwed with a positioning bolt, and the rear end of the positioning bolt penetrates through the outer wall of the bottom of the sleeve (10) and is attached to the outer wall of the spray head (3).
2. The fire-fighting lance of claim 1, wherein: the utility model discloses a rifle body, including body of a gun (1), adjusting device (2), connecting block (2), locating piece (1), body of a gun (1) upper and lower both sides left end outer wall all is provided with pivot (13), pivot (13) left end is connected with adjusting device (14), adjusting device (14) left end is provided with fixed block (15), and the one end that two sets of fixed block (15) are close to each other all extends to the left end of connecting block (2), and just two sets of fixed block (15) right side outer wall laminate with connecting block (2) left side upper and lower both ends outer wall respectively, connecting block (2) right side upper and lower both ends outer wall all is provided with the locating piece.
3. The fire-fighting lance of claim 2, wherein: adjusting device (14) include connecting rod (144) be connected with pivot (13), connecting rod (144) left end is provided with movable rod (141), movable rod (141) right-hand member extends to the inner chamber of connecting rod (144) and is connected with stay cord (142), reset spring (145) has been cup jointed to movable rod (141) outer wall, and reset spring (145) one end and the outer wall connection of movable rod (141), and the inner wall connection of reset spring (145) other end and connecting rod (144), connecting rod (144) top right side outer wall spiro union has bolt (143), and bolt (143) bottom extends to the inner chamber of connecting rod (144), and stay cord (142) right-hand member and bolt (143) left side outer wall connection.
4. The fire-fighting lance of claim 1, wherein: both ends outer wall all is provided with supporting spring around second baffle (7) right side, and the supporting spring right-hand member is connected with the stopper, both ends outer wall all seted up about first baffle (5) left side with stopper assorted spacing groove (12).
5. The fire-fighting lance of claim 1, wherein: the first baffle (5) and the second baffle (7) comprise two groups of partition plates, the two groups of partition plates are symmetrically arranged, and the vertical sections of the partition plates are fan-shaped.
6. The fire-fighting lance of claim 1, wherein: the outer wall of the right side of the fixing block (15) is provided with an elastic cushion, the outer wall of the right side of the elastic cushion is evenly provided with convex blocks, the convex blocks are arranged in a rectangular array, and the vertical cross section of each convex block is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811290216.0A CN111111062A (en) | 2018-10-31 | 2018-10-31 | Fire-fighting lance capable of adjusting water yield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811290216.0A CN111111062A (en) | 2018-10-31 | 2018-10-31 | Fire-fighting lance capable of adjusting water yield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111111062A true CN111111062A (en) | 2020-05-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811290216.0A Pending CN111111062A (en) | 2018-10-31 | 2018-10-31 | Fire-fighting lance capable of adjusting water yield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111111062A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083812A (en) * | 2021-03-30 | 2021-07-09 | 绍兴晓晓环保防腐工程有限公司 | Intelligent spraying system for waste gas pipeline |
| CN113975693A (en) * | 2021-10-13 | 2022-01-28 | 高邮市顺通消防装备有限公司 | Borrow a fire control water knockout drum convenient to control water pressure |
| CN113786573B (en) * | 2021-09-02 | 2022-07-12 | 中煤科工集团沈阳研究院有限公司 | Coal mine extinguishment water spray fire extinguishing device convenient for blocking prevention |
| CN114870318A (en) * | 2022-06-01 | 2022-08-09 | 江苏小七智能科技有限公司 | Multifunctional interactive simulation fire-extinguishing drilling device |
-
2018
- 2018-10-31 CN CN201811290216.0A patent/CN111111062A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083812A (en) * | 2021-03-30 | 2021-07-09 | 绍兴晓晓环保防腐工程有限公司 | Intelligent spraying system for waste gas pipeline |
| CN113786573B (en) * | 2021-09-02 | 2022-07-12 | 中煤科工集团沈阳研究院有限公司 | Coal mine extinguishment water spray fire extinguishing device convenient for blocking prevention |
| CN113975693A (en) * | 2021-10-13 | 2022-01-28 | 高邮市顺通消防装备有限公司 | Borrow a fire control water knockout drum convenient to control water pressure |
| CN114870318A (en) * | 2022-06-01 | 2022-08-09 | 江苏小七智能科技有限公司 | Multifunctional interactive simulation fire-extinguishing drilling device |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200508 |
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| WD01 | Invention patent application deemed withdrawn after publication |