CN102921130A - Fire monitor head device - Google Patents
Fire monitor head device Download PDFInfo
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- CN102921130A CN102921130A CN2012104286884A CN201210428688A CN102921130A CN 102921130 A CN102921130 A CN 102921130A CN 2012104286884 A CN2012104286884 A CN 2012104286884A CN 201210428688 A CN201210428688 A CN 201210428688A CN 102921130 A CN102921130 A CN 102921130A
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- gun
- ball nut
- valve body
- current conversion
- conversion valve
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Abstract
The invention discloses a fire monitor head device relating to a fire monitor technology. The fire monitor head device comprises a barrel (12), wherein a water current conversion valve body (1) is matched on the outer circumference of the middle-upper part of the barrel (12) in a sliding manner, and a water retaining mechanism is in threaded connection with the inside of the barrel (12). The fire monitor head device is characterized in that ball nut mechanisms are connected to the outer circumference of the lower part of the water current conversion valve body (1) and the outer circumference of the middle-lower part of the barrel (12), and control hand wheels (6) are connected to the outer circumferences of the upper parts of the ball nut mechanisms.
Description
Technical field
The present invention relates to the fire monitor technology, particularly a kind of gun head of fire protection gun device.
Background technology
Fire monitor is the important fire-fighting equipment that fights a fire at a distance, and gun head of fire protection gun is the vitals of control fire monitor current jet length, area.The tradition gun barrel a bottom excircle of blooming on gear, during electronic or manual adjustments, drive its axially-movable and regulate water outlet spacing between gun muzzle and the baffle by rotating gun barrel, thereby change the state of water flow jet, the mode of this adjusting water flow jet state, control accurately not, and the axially-movable of gun barrel adopts traditional approach spacing, causes easily motor stuck.
Summary of the invention
The object of the present invention is to provide a kind of gun head of fire protection gun device, by being the linear movement of current conversion valve body, make the gun head of fire protection gun compact conformation to the rotational transform of ball nut mechanism, safe and reliable.
In order to achieve the above object, the present invention is achieved by the following technical solutions.
A kind of gun head of fire protection gun device, comprise gun barrel, be sliding combined with current conversion valve body on the excircle of the middle and upper part of gun barrel, the gun barrel internal whorl is connected with dash mechanism, it is characterized in that, be connected with ball nut mechanism on the excircle of the bottom of the excircle of the middle and lower part of described gun barrel and current conversion valve body, be connected with the control handwheel on the ball nut mechanism top excircle.
Characteristics of the present invention and further the improvement are:
(1) described ball nut mechanism comprises the ball nut that is provided with triple thread, is arranged on the pearl frame between described current conversion valve body and the ball nut, and is installed in the first steel ball on the pearl frame; Described ball nut is divided into the thread segment on top and the straight wall section of bottom according to inner wall shape, and described the first steel ball embeds the thread segment on top; The outer circle wall of described current conversion valve body lower portion is provided with the outer channel that cooperation embeds the first steel ball that is used for radially.
The characteristics of technique scheme and further improving are:
(a) the bottom excircle of described gun barrel is provided with bulge loop, the bulge loop outer wall cooperates with the straight wall section of described ball nut, the corresponding half slot that is respectively equipped with the cooperation place of ball nut inwall of bulge loop outer wall, two half slots form a circular groove ring, are provided with the second steel ball in the circular groove ring.
(b) described pearl frame is annular, circumferentially is evenly equipped with three hole of beads, and the described hole of bead is provided with three the first steel balls in three hole of beads on the same level face.
(c) described ball nut bottom outer wall is provided with the first ring set, and described gun barrel bottom outer wall is provided with the second ring set, and the second ring set is equipped with motor outward, is connected with pinion on the motor, and described ball nut bottom cylindrical wall is provided with the gear wheel with pinion.
(d) bottom of described ball nut thread segment is provided with the holding screw that makes pearl frame and the motion of the first steel-ball limiting.
(2) being slidingly matched of described gun barrel and current conversion valve body also is provided with the dive key that makes current conversion valve body do axially-movable with respect to gun barrel between face.
(3) described dash mechanism comprises the Water conservancy diversion core that is threaded with the gun barrel inner periphery, Water conservancy diversion core top has been connected by screw sleeve, sleeve is sliding combined with baffle outward, be provided with closed loop between described baffle and sleeve, be provided with the butterfly spring that baffle is under pressure and slides in the closed loop.
Gun head of fire protection gun device of the present invention, when current enter gun head of fire protection gun, form hydraulic pressure at inner chamber, water pressure pushing baffle compression butterfly spring moves up, make the gap that produces water flow jet between deflection cone and the baffle, by control handwheel or electrical control mechanism, drive ball nut and rotate, when rotating, ball nut drives the rectilinear motion of current conversion valve body, thus the water export of control current conversion valve body and the height between the baffle.When the water export of current conversion valve body when being adjusted to the minimum range with baffle, current are ejected into the top tooth section of current conversion valve body along the conical surface of deflection cone, current are broken up the formation atomized spray; When the water export of current conversion valve body when being adjusted to the ultimate range with baffle, current are ejected into the inwall of current converter along the conical surface of deflection cone, reflection guide effect through inwall forms forward the column injection, thereby finishes the adjusting of current water spray state.
In addition, the bottom of ball nut thread segment is provided with the holding screw that makes pearl frame and the motion of the first steel-ball limiting, can protect motor, this invention compact conformation, and control is accurately, and is safe and reliable.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Fig. 1 is the structural representation of a kind of gun head of fire protection gun device of the present invention;
Fig. 2 is the structural representation of ball nut in the gun head of fire protection gun device among Fig. 1, and wherein (a) is side view, (b) is cutaway view;
Fig. 3 is the structural representation of pearl frame in the gun head of fire protection gun device among Fig. 1, and wherein (a) is side view, (b) is perspective view;
Among the figure: 1, current conversion valve body; 2, pearl frame; 3, the first steel ball; 4, ball nut; 5, dive key; 6, control handwheel; 7, gear wheel; 8, pinion; 9, motor; 10, the second steel ball; 11, holding screw; 12, gun barrel; 13, Water conservancy diversion core; 14, sleeve; 15, deflection cone; 16, baffle; 17, butterfly spring; 18, water export; 19, the second ring set; 20, the first ring set.
The specific embodiment
With reference to Fig. 1, be a kind of gun head of fire protection gun device of the present invention.Wherein, comprise gun barrel 12, the top of gun barrel 12 is provided with deflection cone 15, be sliding combined with current conversion valve body 1 on the excircle of the middle and upper part of gun barrel 12, the top of current conversion valve body 1 is provided with water export 18, and being slidingly matched of gun barrel 12 and current conversion valve body 1 also is provided with the dive key 5 that makes current conversion valve body 1 do axially-movable with respect to gun barrel 12 between face; The internal whorl of gun barrel 12 is connected with dash mechanism, dash mechanism comprises the Water conservancy diversion core 13 that is threaded with the inner periphery of gun barrel 12, the Water conservancy diversion core 13 tops sleeve 14 that has been threaded, be sliding combined with baffle 16 on the excircle of sleeve 14,14 in baffle 16 and sleeve are provided with closed loop, are provided with the butterfly spring 17 that can make baffle 16 be subject to hydraulic pressure and slide in the closed loop; Be connected with ball nut mechanism on the bottom excircle of the excircle of the middle and lower part of gun barrel 12 and current conversion valve body 1, be connected with control handwheel 6 on the ball nut mechanism top excircle, the bottom excircle is provided with gear wheel 7.Ball nut mechanism comprise establish ball nut 4(as shown in Figure 2), be arranged on the pearl frame 2 between current conversion valve body 1 and the ball nut, and be installed in the first steel ball 3 on the pearl frame 2.
With reference to Fig. 3, pearl frame 2 is annular, circumferentially is evenly equipped with three hole of beads, and the hole of bead is provided with three the first steel balls 3 in three hole of beads on the same level face; Ball nut 4 is divided into the thread segment on top and the straight wall section of bottom according to inner wall shape, and the first steel ball 3 embeds the thread segment on top; The outer circle wall of current conversion valve body 1 bottom is provided with the outer channel that cooperation embeds the first steel ball 3 that is used for radially.The bottom excircle of gun barrel 12 is provided with bulge loop, the bulge loop outer wall cooperates with the straight wall section of ball nut 4, the corresponding half slot that is respectively equipped with in cooperation place on the inwall of bulge loop outer wall and ball nut 4, two half slots form a circular groove ring, the effect that is provided with the second steel ball 10, the second steel balls 10 in the circular groove ring is to make ball nut 4 make circumferential movement with respect to gun barrel 12.
When current enter gun head of fire protection gun, form hydraulic pressure at inner chamber, water pressure pushing baffle 16 compression butterfly springs 17 move up, make the gap that produces water flow jet between deflection cone 15 and the baffle 16, by control handwheel 6 or electrical control mechanism, driving spin nut 4 rotates, ball nut 4 is driving pearl frame 2 and 3 motions of the first steel ball, thereby drive the rectilinear motion of current conversion valve body 1, control the water export 18 of current conversion valve body 1 and the height between the baffle 16, when the water export 18 of current conversion valve body 1 when being adjusted to the minimum range with baffle 16, current are ejected into the tooth section of the water export 18 of current conversion valve body 1 along the conical surface of deflection cone 15, and current are broken up the formation atomized spray; When the water export 18 of current conversion valve body was adjusted to ultimate range with baffle 16, current were ejected into the inwall of current conversion valve body 1 along the conical surface of deflection cone 15, formed forward column through the reflection guide effect of inwall and sprayed; In addition, the bottom of ball nut 4 thread segments is provided with the holding screw 11 that makes pearl frame 2 and the 3 spacing motions of the first steel ball, protection motor 9, and this invention compact conformation, control is accurately, and is safe and reliable.
Although below by reference to the accompanying drawings embodiment of the present invention are described, the present invention is not limited to above-mentioned specific embodiments and applications field, and above-mentioned specific embodiments only is schematic, guiding, rather than restrictive.Those of ordinary skill in the art in the situation that does not break away from the scope that claim of the present invention protects, can also make a variety of forms under the enlightenment of this specification, these all belong to the row of the present invention's protection.
Claims (8)
1. gun head of fire protection gun device, comprise gun barrel (12), be sliding combined with current conversion valve body (1) on the excircle of the middle and upper part of gun barrel (12), gun barrel (12) internal whorl is connected with dash mechanism, it is characterized in that, be connected with ball nut mechanism on the excircle of the bottom of the excircle of the middle and lower part of described gun barrel (12) and current conversion valve body (1), be connected with control handwheel (6) on the ball nut mechanism top excircle.
2. a kind of gun head of fire protection gun device according to claim 1, it is characterized in that, described ball nut mechanism comprises the ball nut (4) that is provided with triple thread, be arranged on the pearl frame (2) between described current conversion valve body (1) and the ball nut (4), and be installed in the first steel ball (3) on the pearl frame (2); Described ball nut (4) is divided into the thread segment on top and the straight wall section of bottom according to inner wall shape, and described the first steel ball (3) embeds the thread segment on top; The outer circle wall of described current conversion valve body (1) bottom is provided with the outer channel that cooperation embeds the first steel ball (3) that is used for radially.
3. a kind of gun head of fire protection gun device according to claim 2, it is characterized in that, the bottom excircle of described gun barrel (12) is provided with bulge loop, the bulge loop outer wall cooperates with the straight wall section of described ball nut (4), bulge loop outer wall and the corresponding half slot that is respectively equipped with in the cooperation place of the inwall of ball nut (4), two half slots form a circular groove ring, are provided with the second steel ball (10) in the circular groove ring.
4. a kind of gun head of fire protection gun device according to claim 2 is characterized in that, described pearl frame (2) is annular, circumferentially is evenly equipped with three hole of beads, and the described hole of bead is provided with three the first steel balls (3) in three hole of beads on the same level face.
5. a kind of gun head of fire protection gun device according to claim 2, it is characterized in that, described ball nut (4) bottom outer wall is provided with the first ring set (20), described gun barrel (12) bottom outer wall is provided with the second ring set (19), the outer motor (9) that is equipped with of the second ring set (19), be connected with pinion (8) on the motor (9), described ball nut (4) bottom cylindrical wall is provided with the gear wheel (7) with pinion (8) engagement.
6. a kind of gun head of fire protection gun device according to claim 2 is characterized in that, the bottom of the thread segment of described ball nut (4) is provided with the holding screw (11) that makes pearl frame (2) and the spacing motion of the first steel ball (3).
7. a kind of gun head of fire protection gun device according to claim 1, it is characterized in that being slidingly matched of described gun barrel (12) and current conversion valve body (1) also is provided with the dive key (5) that makes current conversion valve body (1) do axially-movable with respect to gun barrel (12) between face.
8. a kind of gun head of fire protection gun device according to claim 1, it is characterized in that, described dash mechanism comprises the Water conservancy diversion core (13) that is threaded with the inner periphery of gun barrel (12), Water conservancy diversion core (13) top has been connected by screw sleeve (14), the outer baffle (16) that is sliding combined with of sleeve (14), be provided with closed loop between described baffle (16) and sleeve (14), be provided with the butterfly spring (17) that baffle (16) is under pressure and slides in the closed loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210428688.4A CN102921130B (en) | 2012-10-31 | 2012-10-31 | Fire monitor head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210428688.4A CN102921130B (en) | 2012-10-31 | 2012-10-31 | Fire monitor head device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102921130A true CN102921130A (en) | 2013-02-13 |
| CN102921130B CN102921130B (en) | 2014-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210428688.4A Active CN102921130B (en) | 2012-10-31 | 2012-10-31 | Fire monitor head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102921130B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139484A (en) * | 2016-08-12 | 2016-11-23 | 福建天广消防有限公司 | A kind of water outlet fairing and water cannon big gun head |
| CN107715351A (en) * | 2017-11-21 | 2018-02-23 | 徐工集团工程机械有限公司 | Fire water monitor head and fire water monitor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201482032U (en) * | 2009-07-15 | 2010-05-26 | 福建天广消防科技股份有限公司 | Gun head of fire protection gun |
| CN201823208U (en) * | 2010-09-25 | 2011-05-11 | 公安部上海消防研究所 | Novel fire water monitor nozzle |
| CN202376658U (en) * | 2011-12-21 | 2012-08-15 | 福建南安市百安消防有限公司 | Fire monitor |
| CN202961624U (en) * | 2012-10-31 | 2013-06-05 | 西安新竹防灾救生设备有限公司 | Monitor head device for firefighting monitor |
-
2012
- 2012-10-31 CN CN201210428688.4A patent/CN102921130B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201482032U (en) * | 2009-07-15 | 2010-05-26 | 福建天广消防科技股份有限公司 | Gun head of fire protection gun |
| CN201823208U (en) * | 2010-09-25 | 2011-05-11 | 公安部上海消防研究所 | Novel fire water monitor nozzle |
| CN202376658U (en) * | 2011-12-21 | 2012-08-15 | 福建南安市百安消防有限公司 | Fire monitor |
| CN202961624U (en) * | 2012-10-31 | 2013-06-05 | 西安新竹防灾救生设备有限公司 | Monitor head device for firefighting monitor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139484A (en) * | 2016-08-12 | 2016-11-23 | 福建天广消防有限公司 | A kind of water outlet fairing and water cannon big gun head |
| CN107715351A (en) * | 2017-11-21 | 2018-02-23 | 徐工集团工程机械有限公司 | Fire water monitor head and fire water monitor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102921130B (en) | 2014-12-24 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Fire monitor head device Effective date of registration: 20160629 Granted publication date: 20141224 Pledgee: Bank of Changan Limited by Share Ltd Xi'an branch Pledgor: Xi'an Xinzhu Fire and Rescue Equipment Co., Ltd. Registration number: 2016990000547 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model |