CN107469264A - Bulb sprinkler head - Google Patents
Bulb sprinkler head Download PDFInfo
- Publication number
- CN107469264A CN107469264A CN201710863369.9A CN201710863369A CN107469264A CN 107469264 A CN107469264 A CN 107469264A CN 201710863369 A CN201710863369 A CN 201710863369A CN 107469264 A CN107469264 A CN 107469264A
- Authority
- CN
- China
- Prior art keywords
- hole
- glass marble
- seal plug
- plane
- sprayer body
- 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
- 239000011521 glass Substances 0.000 claims abstract description 69
- 239000004579 marble Substances 0.000 claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 230000003139 buffering effect Effects 0.000 claims abstract description 21
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 208000002925 dental caries Diseases 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 230000009172 bursting Effects 0.000 abstract description 6
- 239000007921 spray Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000012224 working solution Substances 0.000 description 1
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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
- A62C37/14—Releasing means, e.g. electrically released heat-sensitive with frangible vessels
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Nozzles (AREA)
Abstract
The present invention relates to fire-fighting equipment technical field, specifically disclose a kind of bulb sprinkler head, including sprayer body, glass marble and splash box, sprayer body is provided with mounting seat, mounting seat is provided with through hole one, through hole two and through hole three, and seal plug is provided with through hole one, and seal plug includes the first stifled post and the second stifled post, a part for second stifled column end is plane, and another part is inclined-plane；Mounting seat is connected with splash box by two poles, glass marble is fixed between splash box and seal plug by pre-loading screw, the plane of the line of two poles and the second stifled column end, inclined-plane boundary line are parallel, the both ends of glass marble are spherical shape, one end that pre-loading screw contacts with glass marble is provided with the pit being adapted with the sphere of glass marble, arc buffering pad is provided with pit, the center of seal plug is provided with counterbore, bumper ring is provided with counterbore.The present invention has the characteristics of glass marble will not be bursting at the collision, track of spraying water will not be affected.
Description
Technical field
The present invention relates to fire-fighting equipment technical field, more particularly to a kind of bulb sprinkler head.
Background technology
Applicator refers under the action of heat, by predetermined temperature range automatic start, or according to fire signal by controlling
Control equipment starts, and by the watering shape of design and a kind of shower nozzle of flow fire extinguishing water, bulb sprinkler head is common
A kind of applicator, its temperature-sensitive element is glass marble, when shower nozzle is heated, because the working solution in glass marble is had an effect, makes ball
Body bursts and opened.Glass marble in existing applicator is all by setting an installation on the seal plug that can be dropped
Hole, by the raised insertion mounting hole of glass marble one end, the other end is locked by a pre-loading screw, due to being locked in pre-loading screw
During tight glass marble, the bad assurance of coupling mechanism force of pretension screw, if the coupling mechanism force of pretension screw is too small, glass marble may
By firm fixation, if the coupling mechanism force of pre-loading screw is excessive, glass marble can not be may result in again and be bursting at the collision；Meanwhile work as glass marble
During by thermal fracture, seal plug will be deviate under the percussion of water pipe reclaimed water, and existing seal plug will be rushed at directly
Splash box, the track that shower nozzle sprays water can be influenceed, What is more, and seal plug is it is also possible to the hook position of splash box can be hung over
Or in space, influence the water spray effect of shower nozzle.
Therefore, current applicator, the problem of glass marble can be bursting at the collision both be present, and can be affected in the presence of water spray track again
The problem of.
The content of the invention
The present invention is in order to solve the above-mentioned technical problem present in existing applicator, there is provided one kind is even in more energetically
In the presence of glass marble will not also be bursting at the collision, while seal plug do not interfered with when going out water spray track glass marble watering spray
Head.
Technical scheme：Bulb sprinkler head, including the sprayer body with external screw thread and inner hollow, be inoculated with
The glass marble and splash box of thermo-responsive liquid, the non-threaded end of the sprayer body are provided with mounting seat, the inside edge of the mounting seat
The direction of sprayer body is sequentially provided with through hole one, through hole two and the through hole three that bore reduces one by one, the through hole one and through hole two-phase
Connect and the first cascaded surface is formed in junction, the through hole two is connected with through hole three and forms second-order in junction
Tread, the through hole three are connected with sprayer body inside, and seal plug is provided with the first cascaded surface in the through hole one, described close
Block head includes the first stifled post being fixed together and the second stifled post, and the described first stifled post is located in through hole one, and described second is stifled
Post extends to the inside of sprayer body through through hole two and through hole three, and the described second stifled post is located at a part for the end in sprayer body
For plane, another part is the inclined-plane for tending to the first stifled post；The mounting seat is connected with splash box by two poles, described
Splash box is provided with tapped through hole, is provided with pre-loading screw in the tapped through hole, the glass marble is fixed on by pre-loading screw
Between splash box and seal plug, two poles are symmetricly set in mounting seat with respect to glass marble, two poles
Line is located at that the plane of the end in sprayer body, inclined-plane boundary line are parallel, and the both ends of the glass marble are with the second stifled post
Spherical shape, one end that the pre-loading screw contacts with glass marble is provided with the pit being adapted with the sphere of glass marble, described recessed
Arc buffering pad is provided with hole, the end sphere that the shape of the arc buffering pad contacts with glass marble and pre-loading screw is mutually fitted
Match somebody with somebody, the glass marble stretches out to form strip projected parts at the end sphere away from pre-loading screw, the center of the seal plug
Position is provided with the counterbore being adapted with sphere of the glass marble away from pre-loading screw end, and the strip projected parts are located at counterbore to sealing
In the cavity that extension is formed inside plug, bumper ring is provided with the counterbore, the shape and glass marble of the bumper ring are away from pre-
The sphere of tight screw end is adapted.The present invention with glass ball end sphere by being adapted in the end set of pre-loading screw
Pit, the arc buffering pad being adapted with glass ball end sphere is set in pit, by the centre position of seal plug
The counterbore being adapted with glass ball end sphere is set, the bumper ring being adapted with glass ball end sphere is set in counterbore,
The rigid locking power of pre-loading screw and counterbore to glass marble both ends is slowed down by the setting of arc buffering pad and bumper ring so that
Glass marble be able to will not be both bursting at the collision again in the range of certain force with fixation, to the adaptability of pre-loading screw applying power compared with
By force.The present invention is arranged to plane, another portion by the part that the second of seal plug the stifled post is located at into the end in sprayer body
Set up the inclined-plane for being set to and tending to the first stifled post separately, and the second stifled post is located at the plane of the end in sprayer body, inclined-plane boundary line
It is parallel with the line of two poles so that when glass ball fractured, when seal plug is gone out by hydraulic pressure, because plane and inclined-plane are held
Pressure by water is different, causes sealing nozzle to be sprayed from the gap between two poles and drops, the rail that will not be sprayed water to shower nozzle
Mark has an impact.
Preferably, the inside of the arc buffering pad and bumper ring is equipped with some elliposoidal cavitys.Elliposoidal cavity
So that arc buffering pad and bumper ring are provided with bigger deformation space, even if the pretightning force mistake that pre-loading screw applies to glass marble
Greatly, the setting of deformation cavity also causes arc buffering pad and bumper ring to be provided with more preferable resiliency, and rigid pretightning force is turned
It is changed to lasting, the stable fixed force for comparing mitigation.
Preferably, the splash box is included from inside to outside in the first disk and the second disk of concentric circles distribution, it is described
Tapped through hole is arranged on the first disk, and second disk is provided with some oval hole for water sprayings, second disk it is outer
Circumference is provided with some dash blades, and the dash blade is hexagonal shape, and the part between adjacent dash blade forms scarce
Mouthful, the breach is rectangular strip close to the part of the second disk, and part of the breach away from the second disk is enlarging shape.It is ellipse
Circular hole for water spraying, dash blade, setting and the shape design of rectangular strip breach and enlarging v notch v, can be to coming at sprayer body
Water carries out preferably scattered so that shower nozzle has preferably water spray fire-fighting effect.
Preferably, the wall where the through hole one is provided with the fixing groove for being oriented to the first cascaded surface, described first is stifled
The lateral wall of post is provided with the projection being adapted with fixing groove.Being equipped with for projection and fixing groove, enables to seal every time
When plug is in the through hole being put into mounting seat, it can ensure plane, the inclined-plane of the end that the second stifled post is located in sprayer body
Boundary line is parallel with the line of two poles, and preferable locating effect is served to seal plug.
Preferably, relative to the line of two poles, the leading flank of the mounting seat and trailing flank are horizontal plane, described
The left surface and right flank of mounting seat are arc surface, the horizontal plane and arc surface be connected and between junction be fillet.
The setting of horizontal plane facilitates taking for shower nozzle, and the setting of fillet causes personnel not to be scratched when taking shower nozzle, comfortableness compared with
It is good.
Preferably, it is provided with O-ring seals at the first cascaded surface in the through hole one.O-ring seals can effectively be prevented
Oozed out at connection gap of the water from seal plug with through hole one in antipriming pipe.
Preferably, being provided with spring shim at the second cascaded surface in the through hole two, the top of the spring shim is high
In the first cascaded surface.When glass ball fractured, when seal plug will be gone out by hydraulic pressure, the elastic force of spring shim can preferably make
Obtain seal plug out of through hole in mounting seat to deviate from, and then cause the current in water pipe smoothly spray to be put out a fire.
The present invention has the advantages that：
(1) the internal setting for being provided with elliposoidal cavity arc buffering pad and bumper ring is passed through so that glass marble will not be because pre-
The rigid pretightning force of tight screw and rupture；
(2) plane is arranged to by the part that the second of seal plug the stifled post is located at into the end in sprayer body, it is another
Part is arranged to tend to the inclined-plane of the first stifled post, and causes the line of two poles and second to block up post and be located in sprayer body
The plane of end, inclined-plane boundary line are parallel, ensure that seal plug can smoothly between two poles as hydraulic pressure rushes
Go out, do not interfere with water spray track；
(3) oval hole for water spraying, dash blade, rectangular strip breach and enlarging v notch v are set on splash box so that
Splash box has more preferable aproll effect so that the fire-fighting effect of shower nozzle is more preferable；
(4) projection and fixing groove are equipped with, and have preferable limit effect to seal plug；O-ring seals can
Effectively prevent current from being spilt from the gap of seal plug and through hole；In glass ball fractured, the elastic force of spring shim can
Assist the impulsive force of hydraulic pressure that seal plug is smoothly deviate from out of through hole.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of splash box of the present invention；
Fig. 3 is the structural perspective of arc buffering pad of the present invention；
Fig. 4 is the structural perspective of bumper ring of the present invention；
Fig. 5 is the structural perspective of seal plug of the present invention；
Fig. 6 is the structural representation that seal plug of the present invention is looked along sprayer body direction；
Fig. 7 is the structural representation that mounting seat of the present invention is looked along sprayer body direction.
Mark in accompanying drawing for：1- sprayer bodies, 2- glass marbles, 3- splash boxs, 4- mounting seats, 5- through holes one, 6- through holes two,
7- through holes three, the cascaded surfaces of 8- first, the cascaded surfaces of 9- second, 10- seal plugs, 11- first block up post, and 12- second blocks up post, 13- branch
Bar, 14- tapped through holes, 15- pre-loading screws, 16- pits, 17- arc buffering pads, 18- strip projected parts, 19- counterbores, 20- bufferings
Circle, 21- elliposoidal cavitys, the disks of 22- first, the disks of 23- second, 24- ellipse hole for water sprayings, 25- dash blades, 26- breach,
27- fixing grooves, 28- projections, 29-O shape sealing rings, 30- spring shims.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Bulb sprinkler head as shown in Figure 1, including with external screw thread and the sprayer body of inner hollow 1, be inoculated with temperature-sensitive
Feel the glass marble 2 of liquid and splash box 3 as shown in Figure 2, the non-threaded end of sprayer body is welded with mounting seat 4, mounting seat it is interior
Direction of the portion along sprayer body is provided with through hole 1, through hole 26 and the through hole 37 that bore reduces one by one, through hole one and through hole two successively
It is connected and the first cascaded surface 8 is formed in junction, through hole two is connected with through hole three and forms second-order in junction
Tread 9, through hole three are connected with sprayer body inside, and seal plug 10 as shown in Figure 5 is provided with the first cascaded surface in through hole one,
The first stifled post 11 and second that seal plug includes being fixed together blocks up post 12, and the first stifled post is located in through hole one, the second stifled post
The inside of sprayer body is extended to through through hole two and through hole three, the part that the second stifled post is located at the end in sprayer body is flat
Face, another part are the inclined-plane for tending to the first stifled post；Mounting seat is connected with splash box by two poles 13, is opened on splash box
Have a tapped through hole 14, tapped through hole internal thread is connected with pre-loading screw 15, glass marble by pre-loading screw be fixed on splash box with
Between seal plug, two poles are symmetricly set in mounting seat with respect to glass marble, and the line and second of two poles blocks up post position
Plane, inclined-plane boundary line in the end in sprayer body is parallel, and the both ends of glass marble are spherical shape, pre-loading screw and glass
One end of glass ball contact, which is dug, the pit 16 being adapted with the sphere of glass marble, and arc buffering as shown in Figure 3 is stained with pit
Pad 17, the end sphere that the shape of arc buffering pad contacts with glass marble and pre-loading screw are adapted, and glass marble is away from pretension spiral shell
Stretch out to form strip projected parts 18 at the end sphere of nail, the center of seal plug is provided with glass marble away from pretension spiral shell
The counterbore 19 that the sphere of nail end is adapted, strip projected parts are located at counterbore and extended to seal plug inside in the cavity to be formed, and sink
Bumper ring 20 as shown in Figure 4 is provided with hole, the shape of bumper ring is adapted with sphere of the glass marble away from pre-loading screw end.
Leave some elliposoidal cavitys 21 in the inside of arc buffering pad and bumper ring.Splash box is included from inside to outside in same
The first disk 22 and the second disk 23, tapped through hole of heart circle distribution are arranged on the first disk, are provided with the second disk some
Oval hole for water spraying 24, is fixed with some dash blades 25 on the excircle of the second disk, and dash blade is hexagonal shape, phase
Part between adjacent dash blade forms breach 26, and breach is rectangular strip close to the part of the second disk, and breach is away from second
The part of disk is enlarging shape.The fixing groove 27 of the cascaded surface of guiding first as shown in Figure 7 is provided with wall where through hole one,
The projection 28 as shown in Figure 6 being adapted with fixing groove is fixed with the lateral wall of first stifled post.Relative to the company of two poles
Line, the leading flank of mounting seat and trailing flank are horizontal plane, and the left surface and right flank of mounting seat are arc surface, horizontal plane and circular arc
Face is connected and junction is fillet.O-ring seals 29 are placed with the first cascaded surface in through hole one.In through hole two
Spring shim 30 is placed with two cascaded surfaces, the top of spring shim is higher than the first cascaded surface.
The present invention operation principle be：
Spring shim 30 is placed on the second cascaded surface 9 at through hole 26, O-ring seals 29 are placed on through hole 1
On first cascaded surface 8 at place, bumper ring 20 is put into the counterbore 19 on seal plug 10, by the institute of 2 strip projected parts of glass marble 18
One end be put into counterbore, seal plug is placed in through hole, pre-loading screw 15 pit 16 in paste arc buffering
Pad 17, pre-loading screw is screwed in from the tapped through hole 14 on splash box 3 is interior using screwdriver so that arc buffering pad and glass marble
Sphere good contact, glass marble is by firm fixation, and, the external screw thread of sprayer body is connected on the water spray of corresponding water pipe by splash box down
Interface, the connection of sprinkler tip is completed, when ambient temperature is higher, the thermo-responsive liquid inside glass marble starts to expand, glass
Glass ball is bursting at the collision, and seal plug loses the support force of glass marble, and in water pipe in the presence of hydraulic pressure, seal plug contacts with water
End set plane and inclined-plane, in the presence of different hydraulic pressure, seal plug is as current are from the sidepiece between two poles
Go out, splash box will not be rushed at, do not interfere with the track of water spray.
The present invention has the advantages that：(1) internal elliposoidal cavity arc buffering pad and the bumper ring of being provided with is passed through
Set so that glass marble will not rupture because of the rigid pretightning force of pre-loading screw；(2) by blocking up post position by the second of seal plug
A part in the end in sprayer body is arranged to plane, and another part is arranged to tend to the inclined-plane of the first stifled post, and makes
The line of two poles with second blocks up post to be located at the plane of end in sprayer body, inclined-plane boundary line parallel, ensure that close
Block head can smoothly from, as hydraulic pressure is gone out, do not interfered between two poles water spray track；(3) set on splash box
Oval hole for water spraying, dash blade, rectangular strip breach and enlarging v notch v so that splash box has more preferable aproll effect,
So that the fire-fighting effect of shower nozzle is more preferable；(4) projection and fixing groove are equipped with, and have preferable spacing effect to seal plug
Fruit；O-ring seals can effectively prevent current from being spilt from the gap of seal plug and through hole；In glass ball fractured, spring
The elastic force of pad can assist in the impulsive force of hydraulic pressure so that seal plug is smoothly deviate from out of through hole.
Claims (7)
1. bulb sprinkler head, it is characterized in that：Including the sprayer body (1) with external screw thread and inner hollow, be inoculated with it is thermo-responsive
The glass marble (2) and splash box (3) of liquid, the non-threaded end of the sprayer body are provided with mounting seat (4), the inside of the mounting seat
Through hole one (5), through hole two (6) and the through hole three (7) that bore reduces one by one, the through hole one are sequentially provided with along the direction of sprayer body
It is connected with through hole two and the first cascaded surface (8) is formed in junction, the through hole two is connected with through hole three and even
Meet place and form the second cascaded surface (9), the through hole three is set with being connected inside sprayer body at the first cascaded surface in the through hole one
There is a seal plug (10), the first stifled post (11) and second that the seal plug includes being fixed together block up post (12), and described the
One stifled post be located in through hole one, and the described second stifled post passes through through hole two and through hole three extends to the inside of sprayer body, and described second
The part that stifled post is located at the end in sprayer body is plane, and another part is the inclined-plane for tending to the first stifled post；The installation
Seat is connected with splash box by two poles (13), and the splash box is provided with tapped through hole (14), is set in the tapped through hole
There is pre-loading screw (15), the glass marble is fixed between splash box and seal plug by pre-loading screw, two poles
It is symmetricly set on respect to glass marble in mounting seat, the plane of the line of two poles and the second stifled column end, inclined-plane are formed
Boundary line it is parallel, the both ends of the glass marble are spherical shape, and one end that the pre-loading screw contacts with glass marble is set
There is the pit (16) being adapted with the sphere of glass marble, arc buffering pad (17), the arc buffering pad are provided with the pit
The end sphere that is contacted with glass marble and pre-loading screw of shape be adapted, end sphere of the glass marble away from pre-loading screw
Place stretches out to form strip projected parts (18), and the center of the seal plug is provided with and end of the glass marble away from pre-loading screw
The counterbore (19) that portion's sphere is adapted, the strip projected parts are located at counterbore and extended to seal plug inside in the cavity to be formed, institute
State in counterbore and be provided with bumper ring (20), the shape of the bumper ring is adapted with end sphere of the glass marble away from pre-loading screw.
2. bulb sprinkler head according to claim 1, it is characterized in that：The inside of the arc buffering pad and bumper ring
It is equipped with some elliposoidal cavitys (21).
3. bulb sprinkler head according to claim 1, it is characterized in that：The splash box is included from inside to outside in concentric
The first disk (22) and the second disk (23), the tapped through hole of circle distribution are arranged on the first disk, second disk
Some oval hole for water sprayings (24) are provided with, the excircle of second disk is provided with some dash blades (25), the gear
Wiper blade is hexagonal shape, and the part between adjacent dash blade forms breach (26), and the breach is close to the second disk
Part is rectangular bar-shaped, and part of the breach away from the second disk is enlarging shape.
4. bulb sprinkler head according to claim 1, it is characterized in that：Wall where the through hole one, which is provided with, leads
To the fixing groove (27) of the first cascaded surface, the lateral wall of the described first stifled post is provided with the projection (28) being adapted with fixing groove.
5. bulb sprinkler head according to claim 1, it is characterized in that：Relative to the line of two poles, the peace
The leading flank and trailing flank for filling seat be horizontal plane, and the left surface and right flank of the mounting seat are arc surface, the horizontal plane with
Arc surface is connected and junction is fillet.
6. bulb sprinkler head according to claim 1, it is characterized in that：Set at the first cascaded surface in the through hole one
There are O-ring seals (29).
7. bulb sprinkler head as claimed in any of claims 1 to 6, it is characterized in that：In the through hole two
Spring shim (30) is provided with second cascaded surface, the top of the spring shim is higher than the first cascaded surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710863369.9A CN107469264A (en) | 2017-09-22 | 2017-09-22 | Bulb sprinkler head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710863369.9A CN107469264A (en) | 2017-09-22 | 2017-09-22 | Bulb sprinkler head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107469264A true CN107469264A (en) | 2017-12-15 |
Family
ID=60587155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710863369.9A Pending CN107469264A (en) | 2017-09-22 | 2017-09-22 | Bulb sprinkler head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107469264A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973870A (en) * | 2019-03-13 | 2019-07-05 | 项炜涛 | A kind of LED light that swimming pool uses |
| CN113144488A (en) * | 2021-05-14 | 2021-07-23 | 中企闽泽建设有限公司 | Wireless real-time monitoring intelligent alarm fire extinguishing system for fire fighting equipment engineering |
| CN113663266A (en) * | 2021-08-30 | 2021-11-19 | 河南省平安消防工程有限公司 | A sprinkler for fire control safety |
| CN115845311A (en) * | 2022-12-28 | 2023-03-28 | 江苏鸿鹄安全科技有限公司 | Fire-fighting equipment spray head structure |
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| JP5629398B1 (en) * | 2014-03-20 | 2014-11-19 | 千住スプリンクラー株式会社 | Sprinkler head |
| CN205549305U (en) * | 2016-04-20 | 2016-09-07 | 福建省南安市广威消防器材有限公司 | Novel downward type glass ball fire control of splash box watering shower nozzle |
| CN205964785U (en) * | 2016-08-24 | 2017-02-22 | 南安市恒南消防器材有限公司 | Two splash box fire control shower nozzles |
| CN207506885U (en) * | 2017-09-22 | 2018-06-19 | 德清县安泰消防机械有限公司 | A kind of bulb sprinkler head |
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2017
- 2017-09-22 CN CN201710863369.9A patent/CN107469264A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2315984Y (en) * | 1997-11-28 | 1999-04-28 | 王跃齐 | Side-wall type vitreous body spinkler head with large covering area |
| RU2458746C1 (en) * | 2011-06-09 | 2012-08-20 | Олег Савельевич Кочетов | Fire sprinkler |
| CN202459927U (en) * | 2012-01-10 | 2012-10-03 | 浙江港龙消防机械有限公司 | Semi-submersible glass bead sprinkling sprayer |
| CN103272354A (en) * | 2013-06-20 | 2013-09-04 | 上海金盾消防安全科技有限公司 | Sprinkler head with larger coverage area and special response |
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Application publication date: 20171215 |