CN208003310U - A kind of fire-fighting lance - Google Patents
A kind of fire-fighting lance Download PDFInfo
- Publication number
- CN208003310U CN208003310U CN201820089991.9U CN201820089991U CN208003310U CN 208003310 U CN208003310 U CN 208003310U CN 201820089991 U CN201820089991 U CN 201820089991U CN 208003310 U CN208003310 U CN 208003310U
- Authority
- CN
- China
- Prior art keywords
- gun body
- nozzle
- fire
- support ring
- fighting lance
- 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.)
- Expired - Fee Related
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a kind of fire-fighting lances, its drip irrigation device includes gun body and is set to the nozzle of gun body one end, the gun body is by far from nozzle one end to nozzle one end reduced diameter, the gun body inner wall offers water dispersion trough close to nozzle one end, the water dispersion trough far from nozzle one end to close to nozzle one end depth by gradually increasing, the nozzle includes support ring and the limited block that is fixed in the support ring, the limited block is to be fixed on support ring inner wall and wedge block identical with the aproll groove shape, the nozzle is socketed in the gun body, having achieved the effect that can be water-dispersed by what is sprayed in fire-fighting lance.
Description
Technical field
The utility model is related to a kind of fire-fighting equipment, more particularly to a kind of fire-fighting lance.
Background technology
Fire-fighting lance is the jetting tool of fire extinguishing, can spray intensive substantial flow with itself and water band connection.With range
Far, the advantages that water is big.It is made of main parts sizes such as tube tooth interface, gun body and nozzles.DC switch hydraulic gun is direct current water
Rifle, which increases the components such as ball valve switch composition, to control flow by switch.
Fire-fighting lance is to increase water flow jet to be arranged to the smaller cylinder of being open apart from front end, but due to scene of fire
Situation is changeable, and when place on fire is closer and range on fire is larger, common nozzle extinguishing effect is poor, it is therefore desirable to which one kind can
The fire-fighting lance water-dispersed that will be sprayed in fire-fighting lance.
Utility model content
The purpose of this utility model is to provide a kind of fire-fighting lance, can be water-dispersed by what is sprayed in fire-fighting lance.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of fire-fighting lance, packet
Gun body and the nozzle for being set to gun body one end are included, the gun body far from nozzle one end to close to nozzle one end diameter by gradually contracting
Small, the gun body inner wall offers water dispersion trough close to nozzle one end, and the water dispersion trough is by far from nozzle one end to close nozzle one
End depth gradually increases, and the nozzle includes support ring and the limited block that is fixed in the support ring, and the limited block is solid
It is socketed in the gun body due to support ring inner wall and wedge block identical with the aproll groove shape, the nozzle.
By using above-mentioned technical proposal, the water ejected in fire-fighting lance when nozzle is fixed in gun body is in cylinder
Shape reaches range farther out, the desirable lower nozzle when needing to carry out closely a wide range of fire extinguishing, and the water sprayed from gun body can be
Water dispersion trough punishment dissipates, and achievees the purpose that put out a fire on a large scale.
Preferably, the water dispersion trough is circumferentially evenly distributed with multiple along gun body, is provided on the nozzle and the aproll
The identical limited block of slot number amount and position.
By using above-mentioned technical proposal, multiple water dispersion troughs for being set in gun body can make to eject in gun body water-dispersed
More fully.
Preferably, the limit hole perpendicular to support ring axis is offered in the support ring, offer in the gun body with
The identical limiting groove of the limit bore dia, the limit hole and the limit when the support ring is socketed in the gun body
Position groove overlaps, and limit bolt is plugged in the limit hole, and the limit bolt is recessed close to gun body one end insertion limit
In slot.
By using above-mentioned technical proposal, nozzle can be made to be fixed on when bolt passes through limit hole and is inserted into limiting groove
In gun body, fixation and easily operated is made using the fixed form of bolt.
Preferably, the limit bolt is provided with draw ring far from gun body one end, and the draw ring is that axis is inserted with the limit
Sell vertical annulus.
By using above-mentioned technical proposal, operated when needing the when of plugging bolt that can stretch into finger in draw ring, it is easy to operation.
Preferably, the limit hole, limiting groove and limit bolt are evenly distributed with multiple in support ring circumferential direction.
By using above-mentioned technical proposal, nozzle fixing-stable and uniform force can be made by multiple limit bolt fixations.
Preferably, ball valve is provided in the gun body, the ball valve is connected with swing handle.
By using above-mentioned technical proposal, the switch of flow can be directly carried out by the ball valve being set in gun body, is convenient for
Rescuer operates.
Preferably, grip part is provided in the middle part of the gun body, the grip part is the annular protrusion along gun body outer wall.
By using above-mentioned technical proposal, the hand-holdable grip part of operating personnel carries out extinguishing operation, and the setting of grip part can
Increase hand and gun body frictional force, slips out of the hand convenient for pulling Fire branch to can avoid gun body simultaneously.
Preferably, shoulder strap is provided in the gun body, the shoulder strap both ends are respectively with gun body middle part and far from nozzle
One end is rotatablely connected.
By using above-mentioned technical proposal, keep gun body easy to carry and use.
In conclusion the utility model has the following technical effects：
1. the water ejected in fire-fighting lance when nozzle is fixed in gun body is cylindrical, reach range farther out, when
Need to carry out desirable lower nozzle when closely a wide range of fire extinguishing, the water sprayed from gun body can be punished in water dispersion trough to be dissipated, and reaches big
The purpose of range fire extinguishing；
2. the multiple water dispersion troughs being set in gun body can make to eject in gun body water-dispersed more abundant；
3. nozzle can be made to be fixed in gun body when bolt passes through limit hole and is inserted into limiting groove, using bolt
Fixed form makes fixation and easily operated.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is lance body structure schematic diagram；
Fig. 3 is nozzle structure schematic diagram.
Reference numeral：1, gun body；11, water dispersion trough；12, grip part；13, non-slip texture；14, limiting groove；2, nozzle；
21, support ring；211, limit hole；22, limited block；4, bolt；41, draw ring；5, ball valve；51, handle；6, shoulder strap；61, it mounts
Ring.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.The identical attached drawing of wherein identical parts
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "upper", "lower", " bottom
Face " and " top surface " refer to that the direction in attached drawing, word "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
A kind of fire-fighting lance, as shown in Figure 1, including gun body 1 and the nozzle 2 for being set to 1 one end of gun body, wherein gun body 1 is
By connecting to the tube body close to 2 one end reduced diameter of nozzle, gun body 1 far from 2 one end of nozzle and fire hose far from 2 one end of nozzle
It connects, the water in fire hose flows through the ejection of 2 one end of nozzle and puts out a fire.1 middle part of gun body is provided with grip part 12, which is
Along 1 one week annular protrusion of outer wall of gun body, which can be arranged non-slip texture 13, and user of service holds grip part 12
When frictional force it is larger, can avoid slipping out of the hand.Shoulder strap 6 is additionally provided on fire-fighting lance, which is striped belt body, and 6 both ends of shoulder strap are set
It is equipped with mounting ring 61, and is rotatablely connected respectively with 1 middle part of gun body and far from 2 one end of nozzle by the mounting ring 61, shoulder strap 6 is set
Setting can be easy to use personnel to carry and use the fire-fighting lance.
As shown in Fig. 2, 1 inner wall of gun body offers water dispersion trough 11 close to 2 one end of nozzle, which is by far from nozzle
To close to the gradual increased wedge-shaped impression of nozzle 2 one end depth, not installed when water is sprayed from gun body 1 when nozzle 2 can be by for 2 one end
Water dispersion trough 11 scatter.To enhance the diffusion of water, gun body 1 is circumferential to be evenly arranged with multiple water dispersion troughs 11.
In conjunction with Fig. 1 and Fig. 3, nozzle 2 includes support ring 21 and the limited block 22 being fixedly connected on 21 inner wall of support ring, should
Limited block 22 is shape, size wedge block identical with water dispersion trough 11, the limited block 22 when support ring 21 is set in gun body 1
It can be embedded in water dispersion trough 11, nozzle 2 collectively forms circular open with gun body 1 close to 2 one end of nozzle, makes the water in gun body 1 that can collect
Middle ejection achievees the effect that jet length farther out.To enhance the diffusion of water, gun body 1 is circumferential to be evenly arranged with multiple aprolls
Slot 11.The corresponding limited block in and position identical as 11 quantity of water dispersion trough 22 is provided on nozzle 2 simultaneously.
For ease of being detachably fixed for nozzle 2 and gun body 1, limit hole 211 is offered in support ring 21, the limit hole 211
Perpendicular to 21 axis of support ring, limiting groove 14 identical with 211 diameter of the limit hole is offered in gun body 1, when support ring 21
When being set in gun body 1, limit hole 211 is overlapped with the axis of limiting groove 14, and bolt 4 is plugged in limit hole 211, the bolt
4 stretch into limiting groove 14 close to 1 one end of gun body nozzle 2 are made to be fixed in gun body 1, to make fixation of the nozzle 2 in gun body 1 more
Stable and uniform force, limit hole 211, limiting groove 14 and bolt 4 is added to be evenly arranged in 21 circumferential direction of support ring multiple.It is excellent
Choosing, it is operated for convenience of the use of bolt 4, bolt 4 is provided with draw ring 41 far from 2 one end of nozzle, 41 axis of draw ring and bolt 4
Axis is vertical, and user of service needs to stretch into finger when plugging bolt 4 operation in draw ring 41, convenient and efficient.
Ball valve 5 is additionally provided in gun body 1, which can be used for being opened and closed 1 channel of gun body, control the injection of water in gun body 1,
Swing handle 51 is provided on ball valve 5, which is rod-shaped, can easily be opened into row of channels by rotating the handle 51
The control closed.
Specifically used process, when scene of fire distance farther out when nozzle 2 can be fixed in gun body 1, spray in fire-fighting lance
The water of injection is cylindrical, reaches range farther out, can pull up bolt 4 when needing to carry out closely a wide range of fire extinguishing and remove
Nozzle 2 can be punished in water dispersion trough 11 from the interior water sprayed of gun body 1 and be dissipated, achieve the purpose that put out a fire on a large scale.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of fire-fighting lance, including gun body（1）Be set to gun body（1）The nozzle of one end（2）, the gun body（1）By separate
Nozzle（2）One end is to close to nozzle（2）One end reduced diameter, which is characterized in that the gun body（1）Inner wall is close to nozzle
（2）One end offers water dispersion trough（11）, the water dispersion trough（11）By far from nozzle（2）One end is to close to nozzle（2）One end depth
It gradually increases, the nozzle（2）Including support ring（21）Be fixed on the support ring（21）On limited block（22）, the limit
Position block（22）To be fixed on support ring（21）Inner wall and with the water dispersion trough（11）The identical wedge block of shape, the nozzle（2）
It is socketed on the gun body（1）On.
2. fire-fighting lance according to claim 1, which is characterized in that the water dispersion trough（11）Along gun body（1）It is circumferential uniform
Multiple, the nozzle is distributed with（2）On be provided with and the water dispersion trough（11）The identical limited block of quantity and position（22）.
3. fire-fighting lance according to claim 1, which is characterized in that the support ring（21）On offer perpendicular to support
Ring（21）The limit hole of axis（211）, the gun body（1）On offer and the limit hole（211）The identical limit of diameter is recessed
Slot（14）, when the support ring（21）It is socketed in the gun body（1）Limit hole when upper（211）With the limiting groove（14）
It overlaps, the limit hole（211）Inside it is plugged with limit bolt（4）, the limit bolt（4）Close to gun body（1）Institute is inserted into one end
State limiting groove（14）It is interior.
4. fire-fighting lance according to claim 3, which is characterized in that the limit bolt（4）Far from gun body（1）One end is set
It is equipped with draw ring（41）, the draw ring（41）For axis and the limit bolt（4）Vertical annulus.
5. fire-fighting lance according to claim 3 or 4, which is characterized in that the limit hole（211）, limiting groove（14）
And limit bolt（4）Along support ring（21）It is evenly distributed in circumferential direction multiple.
6. fire-fighting lance according to claim 1, which is characterized in that the gun body（1）On be provided with ball valve（5）, described
Ball valve（5）It is connected with swing handle（51）.
7. fire-fighting lance according to claim 6, which is characterized in that the gun body（1）Middle part is provided with grip part（12）,
The grip part（12）For along gun body（1）The annular protrusion of outer wall.
8. fire-fighting lance according to claim 1, which is characterized in that the gun body（1）On be provided with shoulder strap（6）, described
Shoulder strap（6）Both ends respectively with the gun body（1）Middle part and separate nozzle（2）One end is rotatablely connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820089991.9U CN208003310U (en) | 2018-01-18 | 2018-01-18 | A kind of fire-fighting lance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820089991.9U CN208003310U (en) | 2018-01-18 | 2018-01-18 | A kind of fire-fighting lance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208003310U true CN208003310U (en) | 2018-10-26 |
Family
ID=63883876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820089991.9U Expired - Fee Related CN208003310U (en) | 2018-01-18 | 2018-01-18 | A kind of fire-fighting lance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208003310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932019A (en) * | 2022-07-25 | 2022-08-23 | 中国空气动力研究与发展中心低速空气动力研究所 | Method for controlling expansion angle of rectangular jet flow |
-
2018
- 2018-01-18 CN CN201820089991.9U patent/CN208003310U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932019A (en) * | 2022-07-25 | 2022-08-23 | 中国空气动力研究与发展中心低速空气动力研究所 | Method for controlling expansion angle of rectangular jet flow |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 Termination date: 20210118 |