CN201394303Y

CN201394303Y - Duplex-type crystal-ball sprinkler head

Info

Publication number: CN201394303Y
Application number: CN2009200034498U
Authority: CN
Inventors: 黄幼华
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-02-08
Filing date: 2009-02-08
Publication date: 2010-02-03
Anticipated expiration: 2019-02-08

Abstract

The utility model discloses a duplex-type crystal-ball sprinkler head (including a pendulous sprinkler head, an upright-type sprinkler head, a side-wall sprinkler head, an ordinary sprinkler head, etc.), which consists of a sprinkler head body, a front bearing, a rear bearing, a locking bolt, a choke plug, a gasket ring, a pedestal ring, a crystal ball and a splash box. The choke plug adopts a double-crystal-ball supporting structure to form two independent supporting systems so as to play the protection effect, so that the function for monitoring the fire and for fighting a fire is free frombeing influenced when any of the crystal balls is cracked, and only when the two crystal balls are cracked, the automatic extinguishing system can be started; however, the possibility for the simultaneous cracking of the two crystal balls is very small, so that the accident caused by the mistake cracking of the crystal balls can be basically prevented, the problems of the economic loss caused by the mistake cracking of the crystal-ball sprinkler head can be solved, and the work reliability of the automatic extinguishing system can be improved. The duplex-type crystal-ball sprinkler head is applicable to the field which generally utilizes the crystal-all sprinkler head, and is particularly applicable to the important field which is required to be maintained dry.

Description

Compound glass marble sprinkling nozzle

Technical field

The utility model relates to a kind of bulb sprinkler head, relates in particular to a kind of compound glass marble sprinkling nozzle that is used for fire-fighting automatic fire extinguishing system energy false action-proof.

Background technology

In the fire-fighting automatic fire extinguishing system; bulb sprinkler head (comprising: droop shower nozzle, vertical type shower nozzle, abutment wall formula shower nozzle, general expression shower nozzle etc.) is being undertaken the monitoring condition of a fire and the enforcement two big missions that fight a fire; each bulb sprinkler head is all composed with a slice protected area; if the condition of a fire takes place in the zone; when temperature reaches glass marble setting burst temperature scope; glass marble is explosion immediately; system's internal pressure disequilibrium; automatic fire extinguishing system just starts; fire water will be gushed out; by splash box with water spill to around, realize fighting a fire automatically.Whether bulb sprinkler head will directly threaten the safety in the protected area.Existing bulb sprinkler head, each shower nozzle is provided with one piece of glass marble, because the structure and the characteristics of product, its focus concentrates on the glass marble, and temperature sensor and requirement of strength that glass marble is provided with are all very high, producing reliable and stable temperature-sensitive glass marble obviously is not the part easy thing, often have glass marble mistake outburst to give birth in the actual life, in case the glass marble mistake is quick-fried, water overflows Kingsoft, to cause no small loss to people, solve that the glass marble mistake is quick-fried to be one and to allow fire-fighting circle stubborn problem.

Summary of the invention

The technical problems to be solved in the utility model provides a kind of compound glass marble sprinkling nozzle that can not miss quick-fried misoperation because of glass marble.Compound glass marble sprinkling nozzle (comprising: the droop shower nozzle, the vertical type shower nozzle, abutment wall formula shower nozzle, the general expression shower nozzle) adopts two glass marble dual-support structures, play a safety effect, the function that any one piece of glass marble explosion does not all influence its monitoring condition of a fire and implements to fight a fire, have only when two glass marbles all during explosion automatic fire extinguishing system just can start, it is very little that the quick-fried probability of mistake will take place two glass marbles on compound glass marble sprinkling nozzle simultaneously, therefore the reliability of system has had bigger lifting, basically can stop because of the quick-fried contingency that causes of glass marble mistake, thereby avoid causing unnecessary loss.

In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions (now being described as embodiment with the droop shower nozzle):

The utility model is made up of sprayer body, preceding supporting, back supporting, lock screw, plug, sealing ring, seat ring, glass marble, splash box.Sprayer body is framework, and an end hollow is established external screw thread, the inner chamber taper, and small end has ladder to cooperate with plug; The other end is established the screw that lock screw is installed, nose end turned welt and splash box riveted joint; Supporting and back supporting are that ring-shaped frame is installed in the sprayer body framework before described; The preceding supporting one end through hole outside is connected with plug, and inboard aperture back taper is connected with glass marble, and the other end is established collar flange, the centering subdivision, and the annular groove of flange and seat ring matches.Back supporting one end is established the screw that lock screw is installed, and the other end is established the annulus of inner chamber band taper, and annulus is inserted in the lock screw on the sprayer body.Plug is stepped, and small end is established a tapered plane, is inserted in sealing ring and is connected with sprayer body.Be supported to the loop chain shape after preceding supporting is inserted in, plug is being supported in preceding supporting, the back taper place, aperture of supporting before a glass marble withstands on, and the annulus that support the back aligns with the sprayer body screw, with long handle moment of torsion screwdriver lock screw is being supported glass marble and is being screwed to the position.Seat ring is coincide at the collar flange place of preceding supporting again, another glass marble is withstood on the aperture of seat ring, the other end of glass marble withstands with lock screw, with the moment of torsion screwdriver it is screwed to the position.

The utility model has increased standby glass marble, and one piece of glass marble mistake is in particular cases quick-fried running into, and still possesses the function that the online detection condition of a fire and the very first time fight a fire, good reliability.The utility model has solved existing bulb sprinkler head, and to produce mistake unavoidably quick-fried and cause the drawback of economic loss, the utility model to be fit to the son employed occasion of bulb sprinkler head usually, especially is fit to the important events that must keep dry.

Description of drawings

Accompanying drawing 1 is the front view of structural representation of the present utility model.

Accompanying drawing 2 is side views of structural representation of the present utility model.

Accompanying drawing 3 is axonometric drawings of the present utility model.

The specific embodiment

Below in conjunction with the drawings and the specific embodiments the utility model is described in further detail:

As shown in drawings: the utility model comprises sprayer body, plug, preceding supporting, back supporting, glass marble, lock screw, seat ring, splash box, sealing ring.1, sprayer body, 2, plug, 3, preceding supporting, 4, the back supporting, 5-1, glass marble, 5-2, glass marble, 6-1, lock screw, 6-2, lock screw, 7, seat ring, 8, splash box, 9, sealing ring.Sprayer body [1] is framework, and an end hollow is established external screw thread, usefulness when installing for system, and the inner chamber taper, small end has ladder to cooperate with plug [2]; The other end is established the screw that lock screw [6-2] is installed, nose end turned welt and splash box [8] riveted joint; Preceding supporting [3] and back supporting [4] are installed in sprayer body [1] framework; Preceding supporting [3] and back supporting [4] are ring-shaped frame, preceding supporting [3] the one end through holes outside is connected with plug [2], and inboard aperture back taper is connected with glass marble [5-1], and the other end of preceding supporting [3] is established collar flange, the centering split type structure, the annular groove of flange and seat ring [7] matches.Back supporting [4] one ends are established the screw that lock screw [6-1] is installed, and the other end is established the annulus of inner chamber band taper, and annulus is inserted in the lock screw [6-2] on the sprayer body [1].Plug [2] is stepped, and small end is established a tapered plane, makes liquid can give the component of an one side direction, flies out in order to orientation when the hydrojet; Plug [2] is inserted in sealing ring [9] and is connected with sprayer body [1].Preceding supporting [3] penetrates back supporting [4] from subdivision and becomes the loop chain shape, plug [2] is being supported in preceding supporting [3], glass marble [5-1] withstands on the back taper place, aperture of preceding supporting [3], the annulus of back supporting [4] aligns with sprayer body [1] screw, with long handle moment of torsion screwdriver lock screw [6-1] is being supported glass marble [5-1] and is being screwed to the position.Seat ring [7] is coincide at the collar flange place of preceding supporting [3] again, glass marble [5-2] is withstood on the aperture of seat ring [7], the other end of glass marble [5-2] withstands with lock screw [6-2], with the moment of torsion screwdriver it is screwed to the position.

Because plug [2] is supporting with two glass marble double bases, therefore when glass marble [5-1] lost efficacy, plug [2], preceding supporting [3], seat ring [7], glass marble [5-2], lock screw [6-2] still constituted support with sprayer body [1], keep the original function of shower nozzle; When glass marble [5-2] lost efficacy, then constitute with sprayer body [1] and support by plug [2], preceding supporting [3], glass marble [5-1], lock screw [6-1], back supporting [4], make the shower nozzle function still effective.Orientation from sprayer body [1] flies out if glass marble [5-1], glass marble [5-2] temperature influence generation explosion when meeting the condition of a fire, plug [2] lose the support back, system's internal pressure disequilibrium, and automatic fire extinguishing system starts.

Claims

1, a kind of compound glass marble sprinkling nozzle, it is made up of sprayer body, preceding supporting, back supporting, lock screw, plug, sealing ring, seat ring, glass marble, splash box, it is characterized in that adopting two glass marble dual-support structures, plug is subjected to the support of two groups of supportings simultaneously, constitutes one group of support by plug, preceding supporting, seat ring, glass marble, lock screw and sprayer body; Constituting another group by plug, preceding supporting, another glass marble, another lock screw, back supporting with sprayer body supports; Be supported to the loop chain shape after preceding supporting is inserted in, plug is being supported in preceding supporting, the back taper place, aperture of supporting before a glass marble withstands on, and the annulus that support the back aligns with the sprayer body screw, lock screw is being supported glass marble tightening; Seat ring is coincide at the collar flange place of preceding supporting again, another glass marble is withstood on the aperture of seat ring, an end of glass marble withstands and tightens with another lock screw.

2, compound glass marble sprinkling nozzle according to claim 1 is characterized in that sprayer body is framework, and an end hollow is established external screw thread, the inner chamber taper, small end has the ladder that cooperates with plug, and the other end is established the screw that lock screw is installed, nose end turned welt and splash box riveted joint.

3, compound glass marble sprinkling nozzle according to claim 1, supporting and back supporting are ring-shaped frame before it is characterized in that, are installed in the sprayer body framework; The supporting one end through hole outside is connected with plug before described, and inboard aperture back taper is connected with glass marble, and the other end is established collar flange, the centering split type structure, and the annular groove of flange and seat ring matches; Described back supporting one end is established the screw that lock screw is installed, and the other end is established the annulus of inner chamber band taper, and annulus is inserted in the lock screw on the sprayer body.

4, compound glass marble sprinkling nozzle according to claim 1 is characterized in that sprayer body, preceding supporting, back supporting system adopt the metal material manufacturing.