CN209173266U - With more portable dry powder fire extinguishers conversion handgrip - Google Patents

Abstract

The utility model is provided with more portable dry powder fire extinguishers conversion handgrip, belongs to fire extinguisher field.This fire extinguisher includes bottle body, device head and connecting tube, bottle body is removably connected to device head, device head includes valve body, handle, carrying handle, valve rod, sealing element, casing and spring, body base has connector, valve body-side has delivery outlet, body top has sliding mouth, also there is the adapter cavity for being at least connected to connector and delivery outlet on valve body, handle and carrying handle are located at body top and carrying handle and valve body are connected, valve rod slips in sliding mouth, valve rod upper end is pierced by sliding mouth, valve rod lower end is connected with sealing element, sealing element can make to form sealing between adapter cavity and connector, sealing element lower end has spring, lower spring end is defined in casing, casing and connecting tube are connected at connector, device head further includes the auxiliary handle held for hand, auxiliary handle is connected with handle.This fire extinguisher advantageously accounts for the stuck problem of safety plug, advantageously reduces maloperation.

Description

With more portable dry powder fire extinguishers conversion handgrip

Technical field

The utility model belongs to fire extinguisher field, is related to having more portable dry powder fire extinguishers conversion handgrip.

Background technique

What is filled in dry powder extinguisher is ammonium phosphate powder extinguishing agent.Dry powder fire extinguishing agent be for fire extinguishing drying and easily In the attritive powder of flowing, by with fire extinguishing effectiveness inorganic salts and a small amount of additive through drying, crush, mix it is fine Solid powder composition.It is a kind of extinguishing chemical being used widely in fire-fighting, and is mainly used in fire extinguisher.Except gold of saving Outside the dedicated dry powder chemical extinguishing chemical for belonging to fire, dry powder fire extinguishing agent is generally divided into BC dry powder fire extinguishing agent (sodium bicarbonate) and ABC is dry Powder (ammonium phosphate salt) two major classes.First is that the volatile decomposition object of the inorganic salts in the dry powder, and produced by fuel in combustion process Free radical or active group Chemical Inhibition and negative catalyst occurs, so that the chain reaction of burning is interrupted and is put out a fire；Second is that making dry up The powder of powder is fallen in outside combustible surface, is chemically reacted, and one layer of glassy coating is formed under high temperature action, thus Isolating oxygen, and then fire smothering.In addition, there are also part of dilution oxygen and cooling effects.

In current portable dry powder fire extinguisher, there are such a problems, that is, the withdrawal process in safety plug occurs In, when a fire, layman is likely to occur anxiety, the moods such as anxiety.It is easy when using hand fire extinguisher straight It connects and handle is pressed, and during the depression process due to having biggish active force to safety plug, it protects in this case Danger pin is not drawn out easily extremely, even if being extracted safety plug using brute-force, but the extinguishing chemical under the effect of taking advantage of a situation of hand pressure Can take advantage of a situation ejection, do not adjust emission direction and confirmation in front of whether someone in the case where be extremely hazardous, in addition, protect Danger pin is after pulling out, and since the handle of fire extinguisher at this time is state of activation, operator can also exist certain during the motion The maloperation of degree, such as when stair, running to hollow, hand it is possible that out of control, causes to go out to the application dynamics of handle Fiery agent directly sprays, this just brings more trouble, in order to avoid the generation of above situation, current portable dry-chemical fire extinguishing It is necessary to be innovated and improved for device.

Summary of the invention

The purpose of this utility model is provided and conversion is held with more for the above-mentioned problems in the prior art The portable dry powder fire extinguisher of structure, there are more portable dry powder fire extinguishers conversion handgrip to advantageously account for insuring for this The dead problem of pin card, advantageously reduces maloperation, and the device head design solved in current portable dry powder fire extinguisher is unreasonable, is easy There is the problems such as stuck safety plug and maloperation problem.

The purpose of this utility model can be realized by the following technical scheme: have more the portable of conversion handgrip Dry powder extinguisher, including bottle body, device head and connecting tube, the bottle body are removably connected to the device head, and the device head includes valve Body, handle, carrying handle, valve rod, sealing element, casing and spring, the body base have connector, and the valve body-side has defeated Outlet, the body top have sliding mouth, also have the adapter cavity for being at least connected to connector and delivery outlet, institute on the valve body It states handle and carrying handle is located at the body top and the carrying handle and the valve body are connected, the valve rod is slipped in the sliding mouth Interior, the upper end of the valve rod is pierced by sliding mouth, and the lower end of the valve rod is connected with the sealing element, and the sealing element can make described Sealing is formed between adapter cavity and connector, the lower end of the sealing element has the spring, and the lower end of the spring is defined in In described sleeve pipe, described sleeve pipe and connecting tube are connected at the connector, which is characterized in that the device head further includes holding for hand The auxiliary handle held, the auxiliary handle are connected with the handle.

Dry powder extinguisher has plurality of specifications, such as 1kg, 2kg, is suitable for above structure.On device head, that is, fire extinguisher Opening/shutting valve is the important component of fire extinguisher, and the outer end of connecting tube is connected with device head, and bottom in bottle body is protruded into the inner end of connecting tube Portion, carrying handle are fixed on the top of valve body, and one end of handle and one end of carrying handle realize that hingedly the fixation of carrying handle generally utilizes hingedly Structure, which is realized, fixes, and articulated structure is normally at body top, does not repeat specifically, is common knowledge, therefore carrying handle can not Movement, handle can be realized pushing lift operation.Card hole is offered on handle with valve rod upper-end contact region, the upper end of valve rod is inserted It is located in card hole, handle suppressing action valve rod upper end pushes valve rod band dynamic seal, at this time connector, adapter cavity and delivery outlet For connected state, the extinguishing chemical in fire extinguisher bottle body enters connecting tube by connecting tube inner end, by connector, adapter cavity, most It is sprayed afterwards from delivery outlet.When unclamping handle, under the reset response of spring, sealing element realizes sealing again, makes adapter cavity and company Sealing is formed between interface.Adapter cavity is connected to sliding mouth at top, and bottom is connected to connector, and side is connected to delivery outlet, valve rod It is inserted through adapter cavity from sliding mouth to enter in connector, the upper end outer wall of valve rod offers at sealing annular in shape, at sealing It is inside combined with top sealing ring, pressure detecting mouth is offered on front side of adapter cavity, the outer end of pressure detecting mouth is equipped with pressure Table, for the detection of pressure, therefore adapter cavity makes sliding mouth, connector, delivery outlet and pressure detecting mouth be connected state.This The presence substantially process that uses this fire extinguisher of auxiliary handle with it is original different, be the safety plug extraction stage first, one hand at this time It holds auxiliary handle and handle extracts safety plug, the holding mode of original gripping handle and carrying handle, which is easy to cause, makes safety plug At biggish pressure so that safety plug can not be extracted, even new holding mode in the case where hand gripping force is big according to Safety plug will not so be caused stress because hold auxiliary and there is no the hinged knots between triggering handle and carrying handle when handle Structure, all safety plugs can be extracted easily, largely reduce because nervous anxiety bring can not extract safety plug The case where, also avoid the case where extinguishing chemical disorderly sprays after safety plug being pulled out using brute-force.In addition, in operator's motion process In, it can similarly be hold by one hand on auxiliary handle and handle, prevent from causing extinguishing chemical to spray because hand strength is out of control, assist handle Being arranged has outstanding security performance, by three structures, realizes the arbitrary switch of two kinds of gripping modes, is extremely applicable to non-special Industry personage.

Above-mentioned has in more portable dry powder fire extinguishers conversion handgrip, and the bottom end of the auxiliary handle, which rotates, to be connected It connects on the handle top surface, the auxiliary handle can form first state position and the second mode bit on handle top surface.

When auxiliary is first state position is located at, at this time for that can hold position, the position of first state position is substantially stationary, small It can be finely adjusted in range.And the second mode bit is can not to hold position, range is larger, equal departing from the range of first state position It can be described as the second mode bit.Second mode bit be in order to prevent hold handle and when carrying handle auxiliary causing to hinder to holding operation Hinder.

Above-mentioned has in more portable dry powder fire extinguishers conversion handgrip, when auxiliary is positioned at first shape When state position, the auxiliary handle forms acute angle with the handle.

Under normal circumstances, handle and carrying handle form acute angle, and assist handle and handle is also acute angle.Auxiliary is in the first shape When state position and angle that the central axis of bottle body is formed is at 30 ° -45 °, and too small angle can make auxiliary being too greatly inclined, when gripping Difficulty, excessive angle can make to assist the distance between handle and handle too short, and it is difficult to also result in gripping.

Above-mentioned has in more portable dry powder fire extinguishers conversion handgrip, offers on the top surface of the handle The bottom end of connection perforation, the auxiliary handle has the connection inserting column of protrusion, and the lower end of the connection inserting column is protruded into connection perforation And it is realized and is locked by nut.

Auxiliary is realized the rotation connection structure between handle by connection perforation, connection inserting column and nut, and spiral shell is passed through Female to assist after locking, auxiliary is that can rotate, to realize the conversion of first state position and the second mode bit.

Above-mentioned has in more portable dry powder fire extinguishers conversion handgrip, is also arranged in the connection inserting column Wear-resistant gasket, the wear-resistant gasket are located at the auxiliary between bottom end and the handle top surface.

Wear-resistant gasket plays the role of abrasionproof when auxiliary is rotation.

It is above-mentioned to have in more portable dry powder fire extinguishers conversion handgrip, the bottom surface of the auxiliary handle with it is described The corresponding position of handle top surface is parallel.

Parallel construction makes to assist the top surface that will not touch handle in rotation.

It is above-mentioned to have in more portable dry powder fire extinguishers conversion handgrip, the auxiliary for solid construction and Material is identical as handle, carrying handle.

Auxiliary handle, handle and carrying handle are each made of a metal.

Above-mentioned has in more portable dry powder fire extinguishers conversion handgrip, and one end of the handle is mentioned with described One end it is hinged, the other end bottom of the handle has solid-section.

Carrying handle and handle bottom are hollow in common dry-powder-type fire extinguisher, since this fire extinguisher has auxiliary handle, Another gripping position is formd, therefore when holding auxiliary handle and handle, if hand touches the hollow part of handle bottom, Comfort is very poor, thus by the setting of solid-section can be improved gripping assist with level of comfort when handle.

It is above-mentioned to have in more portable dry powder fire extinguishers conversion handgrip, on the inner wall of described sleeve pipe integrally at Type has card edge annular in shape, and the lower end of the spring is resisted against the card edge, and the upper end outer wall thread of described sleeve pipe is connected to On the connector inner wall, the threaded upper ends of the connecting tube are connected in described sleeve pipe lower end.

Casing is connected using being threadedly coupled with valve body realization, and connecting tube is connected using threaded connection realization with casing, bullet Spring is the upper surface that tower-shaped spring and lower end are resisted against card edge.

It is above-mentioned to have in more portable dry powder fire extinguishers conversion handgrip, the sealing element include seal receptacle and Fixed lid keeps off edge integrally formed with ring-type on the valve rod lower end outer wall, the sealed socket sleeve be located at outside the valve rod lower end and Seal receptacle upper end is resisted against the cyclic annular gear edge, and the lower end of the seal receptacle is located in the fixed lid, the fixed cover spiro line It is connected to the lower end of the valve rod, the inner wall on the valve body between connector and adapter cavity is integrally formed with annular in shape Seal edge, the outer wall of the seal receptacle have in a ring and from top to bottom be in flared primary sealing area, the sealing edge Inner wall is matched secondary sealing area.

Seal receptacle is made of rubber, and seal receptacle realizes axial limiting by cyclic annular edge and the fixed lid of keeping off.When the downward band of handle When ovable valve stem pushes, primary sealing area and secondary sealing area are detached from, and extinguishing chemical sprays at this time, when unclamping handle, in answering for spring Under position, primary sealing area and secondary sealing area fitting, extinguishing chemical spray channel closure.

Above-mentioned has in more portable dry powder fire extinguishers conversion handgrip, one on the bottom surface of the fixed lid The guide post of protrusion is formed, the upper end of the spring is set in outside the guide post.

The setting of guide post is to carry out being arranged guiding for the upper end to spring.

It is above-mentioned to have in more portable dry powder fire extinguishers conversion handgrip, the bottle body include ontology, upper cover, Lower cover and pedestal, the ontology is cylindrical and both ends are opening, the lower end of the upper cover and the ontology upper end weld and The upper end of upper cover forms installing port, and the installing port inner thread is connected to the outer wall of the connector, the upper end of the lower cover It is welded with the ontology lower end, the base engagement is outside the lower cover.

Bottle body in dry powder extinguisher is split type bottle body, has exterior seal ring between the installing port and valve body of upper cover.

The prior art is compared, and there are more portable dry powder fire extinguishers conversion handgrip to have the advantage that for this

1, this has more portable dry powder fire extinguishers conversion handgrip by the design of auxiliary handle, realizes gripping The flexible conversion of position, advantageously accounts for the stuck problem of safety plug, advantageously reduces maloperation.

2, this have more portable dry powder fire extinguishers conversion handgrip in auxiliary for turnover loose joint structure, energy It is enough to realize first state position and the second mode bit during the motion, it can be realized the position conversion held with when non-gripping.

3, there is seal receptacle in more portable dry powder fire extinguishers conversion handgrip to be set by upper and lower axle limit structure for this Meter and the design of oblique cover strcution, realize outstanding sealing performance.

4, this is made with handle in more portable dry powder fire extinguishers conversion handgrip by setting solid-section subsequent Hand not stagnant sky when gripping enhances level of comfort.

Detailed description of the invention

Fig. 1 is that originally have in more portable dry powder fire extinguishers conversion handgrip to assist at first state position Structure sectional view.

Fig. 2 is that originally have in more portable dry powder fire extinguishers conversion handgrip to assist in the second mode bit Structure sectional view.

Fig. 3 is that originally have in more portable dry powder fire extinguishers conversion handgrip to assist at first state position Part-structure sectional view.

Fig. 4 is that originally have in more portable dry powder fire extinguishers conversion handgrip to assist in the second mode bit Part-structure sectional view.

Fig. 5 is that originally have in more portable dry powder fire extinguishers conversion handgrip to assist auxiliary at first state position It helps the structure sectional view with handle.

Fig. 6 is that originally have in more portable dry powder fire extinguishers conversion handgrip to assist auxiliary in the second mode bit It helps the structure sectional view with handle.

Fig. 7 is the schematic enlarged-scale view of B area in Fig. 6.

Fig. 8 is the schematic enlarged-scale view of a-quadrant in Fig. 3.

Fig. 9 is that this has the structure section view of valve rod and sealing element in more portable dry powder fire extinguishers conversion handgrip Figure.

List of numerals

In figure:

1, bottle body；

1a, ontology；

1b, upper cover；

1b1, installing port；

1c, lower cover；

1d, pedestal；

2, device head；

2a, valve body；

2a1, connector；

2a2, delivery outlet；

2a3, sliding mouth；

2a4, adapter cavity；

2a5, pressure detecting mouth；

2a6, sealing edge；

2a6a, secondary sealing area；

2b, handle；

2b1, connection perforation；

2b2, solid-section；

2c, carrying handle；

2d, valve rod；

At 2d1, sealing；

2d2, cyclic annular gear edge；

2e, sealing element；

2e1, seal receptacle；

2e1a, primary sealing area；2e2, fixed lid；

2e2a, guide post；

2f, casing；

2f1, card edge；

2g, spring；

3, connecting tube；

4, handle is assisted；

4a, first state position；

4b, the second mode bit；

4c, connection inserting column；

5, top sealing ring；

6, nut；

7, wear-resistant gasket；

8, exterior seal ring；

9, safety plug；

10, articulated shaft.

Specific embodiment

As shown in Figures 1 to 9, it includes bottle body 1, device head that this, which has more portable dry powder fire extinguishers conversion handgrip, 2 and connecting tube 3, bottle body 1 is removably connected to device head 2, and device head 2 includes valve body 2a, handle 2b, carrying handle 2c, valve rod 2d, sealing element 2e, casing 2f and spring 2g, the bottom valve body 2a have connector 2a1, and the side valve body 2a has delivery outlet 2a2, the top valve body 2a With sliding mouth 2a3, also there is the adapter cavity 2a4 of connection connector 2a1 and delivery outlet 2a2, handle 2b and carrying handle on valve body 2a 2c is located at the top of valve body 2a and carrying handle 2c and valve body 2a is connected, and valve rod 2d slips in sliding mouth 2a3, and the upper end of valve rod 2d is pierced by Sliding mouth 2a3, the lower end of valve rod 2d are connected with sealing element 2e, and sealing element 2e can make to be formed between adapter cavity 2a4 and connector 2a1 The lower end of sealing, sealing element 2e has spring 2g, and the lower end of spring 2g is defined in casing 2f, and casing 2f and connecting tube 3 are connected in At connector 2a1, device head 2 further includes the auxiliary for hand gripping 4, and auxiliary is connected 4 with handle 2b.

Dry powder extinguisher has plurality of specifications, such as 1kg, 2kg, is suitable for above structure.Device head 2 is on fire extinguisher Opening/shutting valve is the important component of fire extinguisher, and the outer end of connecting tube 3 is connected with device head 2, and bottle body 1 is protruded into the inner end of connecting tube 3 Interior bottom, carrying handle 2c are fixed on the top of valve body 2a, and one end of handle 2b and one end of carrying handle 2c realize that hingedly carrying handle 2c's consolidates It is fixed that articulated structure is generally utilized to realize fixation, and articulated structure is normally at the top of valve body 2a, is not repeated specifically, is known normal Know, therefore carrying handle 2c can not be moved, handle 2b can be realized pushing lift operation.On handle 2b and valve rod 2d upper-end contact region Card hole is offered, the upper end of valve rod 2d is plugged in card hole, and the upper end handle 2b suppressing action valve rod 2d makes valve rod 2d band dynamic sealing Part 2e is pushed, and connector 2a1, adapter cavity 2a4 and delivery outlet 2a2 are connected state at this time, and the extinguishing chemical in fire extinguisher bottle 1 is logical It crosses 3 inner end of connecting tube and enters connecting tube 3, by connector 2a1, adapter cavity 2a4, finally sprayed from delivery outlet 2a2.It is pressed when unclamping 2b, under the reset response of spring 2g, sealing element 2e realizes sealing again, makes to be formed between adapter cavity 2a4 and connector 2a1 Sealing.Adapter cavity 2a4 is connected to sliding mouth 2a3 at top, and bottom is connected to connector 2a1, and side is connected to delivery outlet 2a2, valve rod 2d is inserted through adapter cavity 2a4 from sliding mouth 2a3 and enters in connector 2a1, and the upper end outer wall of valve rod 2d offers annular in shape 2d1 at sealing is combined with top sealing ring 5 at sealing, pressure detecting mouth 2a5 is offered on front side of adapter cavity 2a4 in 2d1, The outer end of pressure detecting mouth 2a5 is equipped with pressure gauge, and for the detection of pressure, therefore adapter cavity 2a4 makes sliding mouth 2a3, connection Mouth 2a1, delivery outlet 2a2 and pressure detecting mouth 2a5 are connected state.It is big that this auxiliary uses this fire extinguisher 4 presence Cause process from it is original different, be the 9 extraction stage of safety plug first, be hold by one hand 4 and handle 2b is assisted to pull out safety plug 9 at this time Out, the holding mode of original gripping handle 2b and carrying handle 2c, which is easy to cause, causes biggish pressure to safety plug 9, so that protecting Dangerous pin 9 can not be extracted, even new holding mode still will not cause to press in the case where hand gripping force is big to safety plug 9 Power, because holding auxiliary there is no the articulated structure between triggering handle 2b and carrying handle 2c, all safety plugs when 4 and handle 2b 9 can easily be extracted, and are largely reduced the case where can not extracting safety plug 9 because of nervous anxiety bring, are also kept away Exempted from the case where extinguishing chemical disorderly sprays after safety plug 9 being pulled out using brute-force.In addition, in operator's motion process, it can be same Ground is hold by one hand in auxiliary on 4 and handle 2b, preventing from causing extinguishing chemical to spray because hand strength is out of control, assists the setting 4 It realizes the arbitrary switch of two kinds of gripping modes by three structures with outstanding security performance, is extremely applicable to amateur people Scholar.

Specifically, auxiliary is rotatably connected on 4 bottom end on the top surface handle 2b, and auxiliary can be in the top surface handle 2b 4 Upper formation first state position 4a and the second mode bit 4b.When auxiliary is located at first state position 4a 4, at this time for position can be held, The position of first state position 4a is substantially stationary, can be finely adjusted in a small range.And the second mode bit 4b is can not to hold position, Range is larger, can be described as the second mode bit 4b departing from the range of first state position 4a.Second mode bit 4b is in order to prevent When holding handle 2b and carrying handle 2c, auxiliary causes 4 pairs of gripping operations to hinder.When auxiliary is located at first state position 4a 4, Auxiliary forms acute angle with handle 2b 4.Under normal circumstances, handle 2b and carrying handle 2c forms acute angle, and assists 4 and handle 2b It also is acute angle.The angle that auxiliary is formed in first state position 4a with the central axis of bottle body 14 is 40 °, too small angle meeting Be too greatly inclined auxiliary 4, it is difficult when gripping, excessive angle can make to assist the distance between 4 and handle 2b are too short, equally Cause to hold difficult.

Specifically, connection perforation 2b1 is offered on the top surface of handle 2b, auxiliary has 4 bottom end the connection of protrusion Inserting column 4c, the lower end of connection inserting column 4c are protruded into connection perforation 2b1 and realize locking by nut 6.Auxiliary 4 and handle 2b it Between rotation connection structure realized by connection perforation 2b1, connection inserting column 4c and nut 6, will assist locking 4 by nut 6 Afterwards, auxiliary can rotate 4, to realize the conversion of first state position 4a and the second mode bit 4b.On connection inserting column 4c It is also arranged with wear-resistant gasket 7, wear-resistant gasket 7 is located at auxiliary between 4 bottom ends and the top surface handle 2b.Wear-resistant gasket 7 is in auxiliary 4 Play the role of abrasionproof when rotation.

Specifically, auxiliary is parallel with the corresponding position of the top surface handle 2b 4 bottom surface.Parallel construction is turning auxiliary 4 The top surface of handle 2b will not be touched when dynamic.Auxiliary is solid construction 4 and material is identical as handle 2b, carrying handle 2c.Assist handle 4, handle 2b and carrying handle 2c are each made of a metal.One end of handle 2b and one end of carrying handle 2c are hinged, the other end bottom of handle 2b Portion has solid-section 2b2.Carrying handle 2c and the bottom handle 2b are hollow in common dry-powder-type fire extinguisher, due to this fire extinguisher With auxiliary 4, another gripping position is formd, therefore when holding auxiliary 4 and handle 2b, if hand touches handle 2b The hollow part of bottom, then comfort is very poor, therefore can be improved gripping auxiliary 4 and pressure by the setting of solid-section 2b2 Level of comfort when 2b.Integrally formed with card annular in shape along 2f1 on the inner wall of casing 2f, the lower end of spring 2g is resisted against Card is along 2f1, and the upper end outer wall thread of casing 2f is connected on connector 2a1 inner wall, and the threaded upper ends of connecting tube 3 are connected to casing In the lower end 2f.Casing 2f utilizes to be threadedly coupled to be connected with valve body 2a realization, and connecting tube 3 is using threaded connection realization with casing 2f's It is connected, spring 2g is tower-shaped spring 2g and lower end is resisted against upper surface of the card along 2f1.

Specifically, sealing element 2e includes seal receptacle 2e1 and fixed lid 2e2, on valve rod 2d lower end outer wall integrally formed with Ring-type gear is set in outside the lower end valve rod 2d along 2d2, seal receptacle 2e1 and the upper end seal receptacle 2e1 is resisted against cyclic annular gear along 2d2, sealing The lower end of seat 2e1 is located in fixed lid 2e2, and fixed lid 2e2 is threaded in the lower end of valve rod 2d, connector on valve body 2a Integrally formed with sealing annular in shape along 2a6, the outer wall of seal receptacle 2e1 has in a ring inner wall between 2a1 and adapter cavity 2a4 And from top to bottom in the primary sealing area 2e1a of flared, sealing is matched secondary sealing area 2a6a along the inner wall of 2a6.Sealing Seat 2e1 is made of rubber, and seal receptacle 2e1 realizes axial limiting along 2d2 and fixed lid 2e2 by cyclic annular gear.When handle 2b is downward When band ovable valve stem 2d is pushed, primary sealing area 2e1a and secondary sealing area 2a6a are detached from, and extinguishing chemical sprays at this time, when release handle 2b, under the reset of spring 2g, primary sealing area 2e1a and secondary sealing area 2a6a fitting, extinguishing chemical spray channel closure.Gu Surely the guide post 2e2a on the bottom surface of 2e2 integrally formed with protrusion is covered, the upper end of spring 2g is set in outside guide post 2e2a.Guiding The setting of column 2e2a is to carry out being arranged guiding for the upper end to spring 2g.Bottle body 1 include ontology 1a, upper cover 1b, lower cover 1c and Pedestal 1d, ontology 1a be cylindrical and both ends are the upper of opening, the lower end of upper cover 1b and the welding of the upper end ontology 1a and upper cover 1b End forms installing port 1b1, and installing port 1b1 inner thread is connected to the outer wall of connector 2a1, under the upper end of lower cover 1c and ontology 1a End welding, pedestal 1d cooperate outside lower cover 1c.Bottle body 1 in dry powder extinguisher is split type bottle body 1, the installing port of upper cover 1b There is exterior seal ring 8 between 1b1 and valve body 2a.

Specifically, it assists 4 being 175 ° in the angle between two sections of bendings and two sections.Assist the color and pressure 4 Color 2b is identical and is black, and carrying handle 2c is red, and in practice, this fire extinguisher is also required to carry out centainly in advance Understand, related personnel should instruct the conversion function of three handles, and after fire occurs, operator understand that and need to hold first It is handle and auxiliary 4, then carries out subsequent operation again, it is identical with the color of handle 2b and for black 4 due to auxiliary at this time, Also can a little imply at heart to flurried operator should hold auxiliary 4 and handle 2b first, and carrying handle 2c is red, It within implies for angle, is dangerous color, it is possible to reduce operator directly holds the probability of carrying handle 2c.When auxiliary handle 4 (refer to auxiliary 4 and handle 2b the vertical range between 4 and handle 2b in first state position 4a, auxiliary no more than 4cm Maximum vertical range, i.e. outermost end), therefore when operator directly holds handle 2b and carrying handle 2c, it is in first state The auxiliary of position 4a can cause inhibition to hand 4, and operator can be reminded, which to be at this time, can activate holding for switch It holds on position.

Unmentioned detailed structure in present specification, specific part dimension and principle be conventionally known common sense or What those skilled in the art can be derived that by simple selection, it does not repeat them here.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (10)

1. having more portable dry powder fire extinguishers conversion handgrip, including bottle body, device head and connecting tube, the bottle body can For dismantling connection in the device head, the device head includes valve body, handle, carrying handle, valve rod, sealing element, casing and spring, the valve body Bottom has connector, and the valve body-side has delivery outlet, and the body top has sliding mouth, also has on the valve body At least be connected to the adapter cavity of connector and delivery outlet, the handle and carrying handle be located at the body top and the carrying handle with it is described Valve body is connected, and the valve rod slips in the sliding mouth, and the upper end of the valve rod is pierced by sliding mouth, and the lower end of the valve rod connects There is the sealing element, the sealing element can make to form sealing, the lower end of the sealing element between the adapter cavity and connector With the spring, the lower end of the spring is defined in described sleeve pipe, and described sleeve pipe and connecting tube are connected at the connector, It is characterized in that, the device head further includes the auxiliary handle held for hand, the auxiliary handle is connected with the handle.

2. according to claim 1 have more portable dry powder fire extinguishers conversion handgrip, which is characterized in that institute The bottom end for stating auxiliary handle is rotatably connected on the handle top surface, and the auxiliary handle can form first state on handle top surface Position and the second mode bit.

3. according to claim 2 have more portable dry powder fire extinguishers conversion handgrip, which is characterized in that when When auxiliary is the first state position is located at, the auxiliary handle forms acute angle with the handle.

4. according to claim 1 have more portable dry powder fire extinguishers conversion handgrip, which is characterized in that institute It states and offers connection perforation on the top surface of handle, the bottom end of the auxiliary handle has the connection inserting column of protrusion, the connection inserting column Lower end protrude into connection perforation in and by nut realize locking.

5. according to claim 4 have more portable dry powder fire extinguishers conversion handgrip, which is characterized in that institute The bottom surface for stating auxiliary handle is parallel with the corresponding position of the handle top surface.

6. according to claim 1 have more portable dry powder fire extinguishers conversion handgrip, which is characterized in that institute The one end for stating handle and one end of the carrying handle are hinged, and the other end bottom of the handle has solid-section.

7. according to claim 1 have more portable dry powder fire extinguishers conversion handgrip, which is characterized in that institute It states integrally formed with card edge annular in shape on the inner wall of casing, the lower end of the spring is resisted against the card edge, described sleeve pipe Upper end outer wall thread be connected on the connector inner wall, the threaded upper ends of the connecting tube are connected to described sleeve pipe lower end It is interior.

8. according to claim 1 have more portable dry powder fire extinguishers conversion handgrip, which is characterized in that institute Stating sealing element includes that seal receptacle is covered with fixed, keeps off edge, the sealed socket sleeve integrally formed with ring-type on the valve rod lower end outer wall It is located at outside the valve rod lower end and seal receptacle upper end is resisted against the cyclic annular gear edge, the lower end of the seal receptacle is located at the fixation In lid, the fixed cover spiro line is connected to the lower end of the valve rod, interior between connector and adapter cavity on the valve body Integrally formed with sealing edge annular in shape, the outer wall of the seal receptacle has in a ring and is from top to bottom in the first of flared wall The inner wall of sealing surface, the sealing edge is matched secondary sealing area.

9. according to claim 8 have more portable dry powder fire extinguishers conversion handgrip, which is characterized in that institute The guide post on the bottom surface of fixed lid integrally formed with protrusion is stated, the upper end of the spring is set in outside the guide post.

10. according to claim 1 have more portable dry powder fire extinguishers conversion handgrip, which is characterized in that The bottle body includes ontology, upper cover, lower cover and pedestal, and the ontology is cylindrical and both ends are to be open, under the upper cover End and the upper end of ontology upper end welding and upper cover form installing port, and the installing port inner thread is connected to the connector Outer wall, the upper end of the lower cover and the ontology lower end weld, and the base engagement is outside the lower cover.