CN104056504A - Safety-type horizontal natural gas separation filter - Google Patents

Abstract

The invention discloses a safety-type horizontal natural gas separation filter belonging to the technical field of filter devices. The safety-type horizontal natural gas separation filter comprises a cylinder, a blind plate, a group of filter cores and a blind plate locking mechanism, and is characterized in that latch plate sliding cavities are formed in one side, back on to a separation filter cavity, of the blind plate; the blind plate locking mechanism comprises latch plates, a center disk shaft, a center disk, a traction plate and a center disk operation handle; a cylinder depressurizing response mechanism is arranged on the wall body of one side, back on to the separation filter cavity, of the blind plate, and comprises an emptying response valve fixing seat, an emptying response valve, an emptying response pipe, a safety lock bolt and a safety lock bolt operation handle; the tail end of a valve core of the emptying response valve extends out of a valve core cavity of the emptying response valve and is matched with the safety lock bolt. The safety-type horizontal natural gas separation filter has the advantages that manufacture and assembly are convenient; the ideal effect of latching all the latch plates and a blind plate locking groove can be enduringly kept; the balanced latching effect can be achieved; the safety is guaranteed, and accidents are avoided.

Description

Safe horizontal natural gas separator-filter

Technical field

The invention belongs to filter technical field, be specifically related to a kind of safe horizontal natural gas separator-filter.

Background technology

Owing to containing solid particle polluter and micro-liquid in natural gas, therefore conventionally on natural gas transport pipeline, set filter, natural gas after being filtered could meet pure requirement, otherwise can affect result of use, more precisely affect combustion efficiency, for example, when natural gas is during as the civilian burning energy, if pure degree shortcoming, so easily cause gas utensil obstruction and carbon deposit etc., and when commercial Application, have the anxiety that undermines burner.

Natural gas filter has vertical and horizontal two kinds, vertical natural gas filter is as Chinese patent CN2513654Y(natural gas filter), CN2621795Y(Multifunctional gas filter), CN2743014Y(fast opening type pipe line filter), CN2787288Y(natural gas precise filter) and CN100535501C(natural gas filter), etc.Vertical natural gas filter has for Horizontal natural gas filter that to take up room little be the strong point that floor space is little, but inspection is such as changing the comparatively trouble such as filter core, Horizontal natural gas filter is subject to thinking highly of of industry in view of this, technical information about Horizontal natural gas filter can be seen in equally in disclosed Chinese patent literature, as CN2474207Y(cartridge type natural gas, < coal gas > filter), CN201040223Y(natural gas mercury-removing filter), CN201394401Y(natural gas filter) and the Granted publication being proposed by the applicant number be CN102559314B(Horizontal natural gas filter), etc..

No matter be vertical or Horizontal natural gas filter is all furnished with lid (industry is called lid " blind plate " conventionally, as follows), for example need be to being arranged on filter replacement in cylindrical shell (also claiming tank body) or when clean according to being connected to pressure reduction changing condition (being disclosed by the Pressure gauge on pipeline) on the pipeline of inlet, outlet interface after natural gas filter is used a period of time, need to open blind plate, otherwise blind plate and cylindrical shell are sealed and matched, to this, can refer to aforementioned invention patent mandate notification number CN102559314B.

Just as water, can carry the reason that boat again can capsized boat, natural gas can be provided convenience for people's daily life and industrial and agricultural production etc., but be also attended by danger, therefore the supplying sector as natural air-air source attaches great importance to being arranged on the installation of the filter on natural gas transport pipeline, especially very harsh to the specification requirement of the blind plate for matching with cylindrical shell, specifically at least show as the following aspects; One, the accent position of blind plate and cylindrical shell the hub position of cylindrical shell (with) must have excellent sealing, leaks avoiding; They are two years old, when blind plate is coordinated with the accent position of cylindrical shell, can guarantee that the position, edge of blind plate and cylindrical shell are with the effect integral locking as Tenon, to avoid occurring under the pressure of the natural gas in cylindrical shell that the dangerous situation that blind plate leaves (also can claim to escape) cylindrical shell occurs; Its three, what blind plate was opened or closed is easy to operate.

The technical information matching with the accent position of cylindrical shell about blind plate can be seen in equally in disclosed Chinese patent literature, typically as application for a patent for invention publication No. CN101737622A recommends to have " lock-ring safety quick open blind plate ", although this patent application scheme is when accent (patent application claims that accent the is hub) closure of blind plate (patent claims door closure) and cylindrical shell, by blind plate, play sealing process, but because snap ring-type lock ring does not have Telescopic, thereby do not produce the effect with the whole positive lock of cylinder chamber port part, and because needs configure cross bearer, thereby complex structure not only, and make whole blind plate seem too fat to move, and close or open operation trouble, and for example Granted publication CN203614730U provides " a kind of fast opening blind of easy access ", this patent scheme is the improvement proposing for the shortcoming of aforementioned CN101737622A, it is to arrange around the breach of blind plate one circle in the edge of blind plate, on breach, be stamped pressing plate, by pressing plate, coordinate with breach and form the groove (specifically can referring to the 0002nd section and 0008 section, the description of this patent) that holds lock ring, although this patent scheme can embody the 0011st section of technique effect to 0013 section of conclusion of its description to a certain extent, but because macrostructure is still identical with CN101737622A, thereby there is equally the shortcoming of aforementioned CN101737622A.

More typical " lock band embedded quick-opening blind plate " disclosing as application for a patent for invention publication No. CN101038060A, this patent patent application scheme recommends to have a blind plate retaining mechanism (patent application is called " connecting bar locking device "), can be by blind plate and the lock slots integral locking being opened on the inwall of blind plate mating interface of cylindrical shell by this blind plate retaining mechanism, thus the shortcoming of aforementioned CN101737622A and CN203614730U can be eliminated.

But still there is following shortcoming in above-mentioned CN101038060A: one, because needs are independently made and are the tapered metallic elastic steel ring of C font and one group of door bolt plate (patent claims keel, there are seven pieces), and one group of door bolt plate is fixing one by one around the circumferencial direction of tapered metallic elastic steel ring with screw assembly, thereby make relative loaded down with trivial details with assembling; They are two years old, because door bolt plate closes or removes cooperation and remove expansion that the door bolt action of closing all depends on tapered metallic elastic steel ring and shrink realization with fastening with a bolt or latch coordinating of aforementioned blind plate lock slots, again because tapered metallic elastic steel ring exists fatigue phenomenon and even occurs distortion through Reusability, thereby be difficult to ensure that door bolt plate and the door bolt lasting and excellence of blind plate lock slots close effect; They are three years old, because performance under the thrust that only has in plate two pieces of door bolt plates in tapered metallic elastic steel ring two ends port position at hinge support at one group of door bolt tightly acts on the active door bolt between blind plate lock slots, and all the other door bolt plates all show as and passively negatively close with blind plate lock slots door bolt, thereby the tight effect of the door bolt of one group of door bolt plate in blind plate lock slots is different, the final blind plate that affects is difficult to the overall co-ordination effect between acquisition and blind plate mating interface, and blind plate exists the anxiety of distortion; Its four, owing to there is the natural gas do not drain in cylindrical shell, while there is pressure in cylindrical shell, if because opening hastily blind plate to crossing filter core maintenance, so certainly can have an accident.

For above-mentioned prior art, be necessary rational modification in addition, the applicant has done positive and useful design for this reason, formed technical scheme described below, and taking the laboratory the applicant under secrecy provision to make simulated test, Bearing performance has gone out beyond thought technique effect.

Summary of the invention

Task of the present invention is to provide a kind of and contributes to significantly to simplify the structure of blind plate retaining mechanism and use convenient making and assembling, be conducive to abandon tapered metallic elastic steel ring and use ensure that door bolt plate has been given play to enduringly and blind plate lock slots between desirable door bolt close effect, be of value to and guarantee that all door bolt plates obtain the equilibrium of blind plate lock slots is fastened with a bolt or latch tight effect and used and avoid blind plate distortion and have the security while being convenient to fully ensure inspection and use and avoid jeopardizing the safe horizontal natural gas separator-filter that the accident of inspection personnel personal safety occurs.

Task of the present invention completes like this, a kind of safe horizontal natural gas separator-filter, comprise a cylindrical shell that is arranged in use field of employment with horizontally-arranged state, in the cylinder chamber of this cylindrical shell, be provided with a separator disc, by this separator disc, cylinder chamber is divided into outlet chamber and separating and filtering chamber, and on the outlet chamber wall of outlet chamber, connect one and draw the interface of giving vent to anger for the natural gas after separating and filtering in by separating and filtering chamber, and on the wall of the separating and filtering chamber in separating and filtering chamber and towards on a side connect one for will await the natural gas of separating and filtering introduce the intake interface in separating and filtering chamber, on cylindrical shell and the opening that is positioned at separating and filtering chamber be extended with a blind plate mating interface, on the inwall of this blind plate mating interface and around the circumferencial direction of blind plate mating interface, form and have a blind plate sealing chamber and a blind plate lock slots, wherein: blind plate sealing chamber is positioned at the left side of blind plate lock slots, one blind plate, this blind plate is pivotally connected with blind plate mating interface and match with blind plate mating interface, a side towards described separating and filtering chamber on this blind plate and under use state is provided with a blind plate sealing circle, and this blind plate sealing circle and described blind plate sealing chamber are sealed and matched, cross filter core for one group, this was organized filter core and was arranged in described separating and filtering chamber with horizontally-arranged state, and this filter core chamber of crossing of organizing filter core communicates with described outlet chamber, one blind plate retaining mechanism, this blind plate retaining mechanism is arranged on described blind plate and matches back to a side in described separating and filtering chamber and with described blind plate lock slots, is characterised in that, at described blind plate, back to a side in described separating and filtering chamber and around the edge of the circumferencial direction of blind plate, with the state of equidistant intervals, form and have the surperficial door bolt plate sliding cavity being recessed in blind plate, the position of door bolt plate sliding cavity is corresponding with described blind plate lock slots, described blind plate retaining mechanism comprises the door bolt plate equating with the quantity of described door bolt plate sliding cavity, spider axle, spider, towing plate and spider operating grip, door bolt plate is slidably arranged in described door bolt plate sliding cavity, and corresponding with described blind plate lock slots, spider axle is fixed on blind plate back to the middle position of a side in described separating and filtering chamber and vertical with blind plate, spider is arranged on spider axle rotationally, at this spider, back to the middle position of a side of blind plate, be fixed with a spider sleeve pipe, this spider sleeve pipe is vertical with spider, the quantity of towing plate equates with the quantity of described door bolt plate, and towing plate is pivotally connected towards one end and the spider of spider, and towing plate is connected with door bolt plate towards one end of door bolt plate, spider operating grip is connected with described spider sleeve pipe with pluggable mode, at described blind plate, on the wall body of a side in described separating and filtering chamber, be provided with one for described spider being limited or removed the cylindrical shell pressure release response means limiting, this cylindrical shell pressure release response means comprises emptying responsive valves holder, emptying responsive valves, emptying response pipe, safe locking bolt and safe locking bolt operating grip, emptying responsive valves holder is fixed on described blind plate on the outer wall of a side in described separating and filtering chamber, emptying responsive valves is fixed on emptying responsive valves holder, the end of the spool of this emptying responsive valves leans out the spool chamber of emptying responsive valves and matches with safe locking bolt, one end of emptying response pipe is fixed on emptying response pipe nipple, and emptying response pipe nipple is fixed on blind plate and with described separating and filtering chamber and communicates, the other end of emptying response pipe is connected with emptying responsive valves and communicates with the valve pocket of emptying responsive valves, one end of safe locking bolt is being threaded with blind plate through after described spider, the narrow contracting of the other end at safe locking bolt has a spool mating groove, the end of described spool matches with this spool mating groove, safe locking bolt operating grip is connected with the other end plug of described safe locking bolt.

In a specific embodiment of the present invention, on described door bolt plate, offer a door bolt plate stop screw groove, and in the door bolt plate sliding cavity of described blind plate, offering door bolt plate stop screw hole, door bolt plate screws in door bolt plate stop screw hole and is limited to slidably in door bolt plate sliding cavity in the position corresponding to door bolt plate stop screw groove by fastening plate stop screw with a bolt or latch.

In another specific embodiment of the present invention, at described door bolt plate stop screw groove, back to the notch position of a side of described blind plate, expand and be provided with a slip stopper slot, described door bolt plate stop screw expansion is provided with one without threaded circular shell of column, this matches with door bolt plate stop screw groove without threaded circular shell of column, and the end of door bolt plate stop screw matches with slip stopper slot.

In another specific embodiment of the present invention, the shape of described door bolt plate towards one end of described blind plate lock slots is fan-shaped, and the shape of described door bolt plate sliding cavity towards the position of blind plate lock slots is fan-shaped equally.

In another specific embodiment of the present invention, the degree of depth of described door bolt plate sliding cavity is consistent with the thickness of described door bolt plate, and the width of described blind plate lock slots is to adapt with the thickness of door bolt plate.

Of the present invention, also have in a specific embodiment, at described blind plate, towards a side in described separating and filtering chamber and in the position corresponding to described blind plate sealing chamber, around the circumferencial direction of blind plate, offer a blind plate sealing circle caulking groove, described blind plate sealing circle is embedded in this blind plate sealing circle caulking groove.

More of the present invention and in a specific embodiment, described blind plate sealing circle is rubber ring.

In of the present invention and then a specific embodiment, described towing plate is pivotally connected by the first towing plate bearing pin screw and spider towards one end of described spider, and towing plate is connected with the bearing pin screw connecting hole being opened on door bolt plate by the second towing plate bearing pin screw towards one end of described door bolt plate.

Of the present invention again more and in a specific embodiment, at described spider axle on the end face of one end of described blind plate and be positioned at middle position and offer a spider and limit screw hole, middle position at spider offers a spider medium pore, this spider medium pore is nested with on spider axle, and limits the spider of being furnished with trim ring on screw hole and limit screw and limit by being connected to spider; On described spider sleeve pipe, offer handle matching hole, described spider operating grip and the plug of this handle matching hole connect.

In again of the present invention and then a specific embodiment, on the outer wall of described blind plate mating interface and be positioned at a side and be extended with a pair of door-hinge hinged support seat, self correspondence of this opposite house pivot hinge supporting base, and pivot is provided with a door-hinge hinge between this opposite house pivot hinge supporting base, at described blind plate, back to the side in described separating and filtering chamber, be fixed with a pair of blind plate axle bed, to blind plate axle bed, self is corresponding and be connected with door-hinge hinge pivot for this, described door-hinge hinge comprises hinge chain sheet fixed axis and a pair of hinge chain sheet, this a pair of hinge chain sheet is separately fixed at the two ends of hinge chain sheet fixed axis, and in one end of this pair of hinge chain sheet, each forms a hinge chain bobbin, hinge chain bobbin is bearing on hinge chain sheet axle bed rotationally, and hinge chain sheet axle bed is fixed on described door-hinge hinged support seat, the other end at a pair of hinge chain sheet respectively offers a hinge chain sheet axis hole, on hinge chain sheet axis hole, be equipped with a hinge chain sheet bearing pin, described a pair of blind plate axle bed is connected with hinge chain sheet bearing pin.

One of technique effect of technical scheme provided by the invention, because the structure of blind plate retaining mechanism is terse, thereby manufactures and assembles more for convenience; Two, due to without according to need there is flexible steel ring, thus can make all door bolt plates keep enduringly and blind plate lock slots between desirable door bolt close effect; Three, because all door bolt plates are identical with the sealed power of blind plate lock slots, thereby can obtain the tight effect of balanced door bolt, avoid blind plate to be out of shape and ensure safety; Its four, owing to being provided with the cylindrical shell pressure release response means of controlling for spider to blind plate retaining mechanism on blind plate, thereby in the cylinder chamber of cylindrical shell, exist under the state of gas pressure and cannot open blind plate, thereby guarantee safety, avoid having an accident.

Accompanying drawing explanation

Fig. 1 is embodiments of the invention structure chart.

Fig. 2 is the overall structure schematic diagram of Fig. 1.

Fig. 3 is the front view of the blind plate retaining mechanism shown in Fig. 1.

Fig. 4 is the cutaway view of the blind plate retaining mechanism shown in Fig. 1.

The specific embodiment

For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more, applicant elaborates the mode with embodiment below, but to the description of embodiment, be not all the restriction to the present invention program, any according to the present invention design, done only for pro forma but not substantial equivalent transformation all should be considered as technical scheme category of the present invention.

The concept of every directionality that relates to upper and lower, left and right, front and rear (or claiming directionality) is all for the residing location status of figure being described in the following description, object is to facilitate public understanding, thereby can not be understood as being particularly limited technical scheme provided by the invention.

Refer to Fig. 1 and Fig. 2, figure 2 illustrates cylindrical shell 1(and also can be called tank body, as follows) overall picture, this cylindrical shell 1 is arranged on the terrace of field of employment by support foot 15 in use with horizontally-arranged state, in the cylinder chamber of this cylindrical shell 1, be provided with a separator disc 11, by this separator disc 11, the length direction of cylinder chamber be divided into outlet chamber 12 and separating and filtering chamber 13.In the present embodiment, outlet chamber 12 is positioned at the left side of separator disc 11, and separating and filtering chamber 13 is positioned at the right side of separator disc 11.At the left end position of outlet chamber 12, on the left chamber wall of outlet chamber 12, having connected the interface 121(Fig. 2 that gives vent to anger shows), by this interface 121 of giving vent to anger, will be drawn by the natural gas after separating and filtering in separating and filtering chamber 13.On the wall of the separating and filtering chamber in separating and filtering chamber 13 and towards on a side connect one for the natural gas that awaits separating and filtering is introduced to the intake interface 131 in separating and filtering chamber 13.

As preferred scheme, also can configure in the bottom of cylindrical shell 1 a collector tube 16(and also can claim liquid collecting tank, as follows), the top of this collector tube 16 is connected with cylindrical shell 1 by filtering interface 161, and communicate with cylinder chamber, and sewage draining exit 162 is set in the bottom of collector tube 16, valve (not shown) is set on blowdown interface 162.

Please see Fig. 1 by emphasis, on aforementioned cylindrical shell 1 and at the opening corresponding to separating and filtering chamber 13, at the position on the right-hand member corresponding to location status shown in Fig. 1 or title right side, form and have a blind plate mating interface 14(in industry, conventionally blind plate mating interface 14 is called to " hub "), on the inwall of this blind plate mating interface 14 and around the circumferencial direction of blind plate mating interface, form and have step-like blind plate sealing chamber 141 and a blind plate lock slots 142.As shown in Figure 1, blind plate sealing chamber 141 is positioned at the left side of snap ring locking caulking groove 142, that is to say that blind plate lock slots 142 is positioned at the right side in blind plate sealing chamber 141.Certainly, blind plate lock slots 142 is depressed in the inner wall surface of blind plate mating interface 14, forms the structure that shape of cross section is the channel-like of U font.

Provided a blind plate 2, this blind plate 2 is essentially cover, pivotally connected with blind plate mating interface 14 and match with blind plate mating interface 14, and the alleged concept matching with blind plate mating interface 14 refers to 14 sealings of blind plate mating interface or opens here.Under blind plate 2 use states, towards the side in separating and filtering chamber 13 and around the circumferencial direction of blind plate 2, be provided with a blind plate sealing circle 21, when blind plate 2 is during in state to blind plate mating interface 14 sealing, blind plate sealing circle 21 is sealed and matched with aforementioned blind plate sealing chamber 141.

Provide one group and crossed filter core 6, this was organized filter core 6 and was arranged in aforementioned separating and filtering chamber 13 with horizontally-arranged state, this filter core chamber of crossing of organizing filter core 6 communicates with aforementioned outlet chamber 12, by intake interface 131, be incorporated into after one group of natural gas via in separating and filtering chamber 13 is crossed filter core 6 separating and filterings and caused outlet chamber 12 from crossing filter core chamber, by giving vent to anger, interface 121 is drawn.

Provided a blind plate retaining mechanism 3, this blind plate retaining mechanism 3 is arranged on blind plate 2 back to a side in separating and filtering chamber 13, be arranged on a side outward under blind plate 2 use states, by blind plate retaining mechanism 3, make blind plate 2 in the closed state to blind plate mating interface 14 with coordinating of aforementioned blind plate lock slots 142, otherwise with example.

Refer to Fig. 3 and Fig. 4 and in conjunction with Fig. 1, as the technical essential of technical scheme provided by the invention; At aforementioned blind plate 2, back to a side in separating and filtering chamber 13 and around the edge of the circumferencial direction of blind plate 2, with the state of equidistant intervals, form and have the door bolt plate sliding cavity 22 being recessed in blind plate surface, the position of door bolt plate sliding cavity 22 is corresponding with blind plate lock slots 142.In the present embodiment, the quantity of door bolt plate sliding cavity 22 is four, spaced apart with 90 ° around the circumferencial direction of blind plate 2.

Aforesaid blind plate retaining mechanism 3 comprises the door bolt plate 31 equating with the quantity of described door bolt plate sliding cavity 22, spider axle 32, spider 33, towing plate 34 and spider operating grip 35, door bolt plate 31 is slidably arranged in described door bolt plate sliding cavity 22, and corresponding with aforementioned blind plate lock slots 142, spider axle 32 is weldingly fixed on blind plate 2 back to the middle position of a side in described separating and filtering chamber 13 and vertical with blind plate 2, spider 33 arranges (being nested with) rotationally on spider axle 32, at this spider 33, back to the middle position of a side of blind plate 2, be fixed with a spider sleeve pipe 331, this spider sleeve pipe 331 is vertical with spider 33, the quantity of towing plate 34 equates with the quantity of described door bolt plate 31, and towing plate 34 is pivotally connected towards one end and the spider 33 of spider 33, and towing plate 34 is connected with door bolt plate 31 towards one end of door bolt plate 31, spider operating grip 35 is connected with described spider sleeve pipe 331 with pluggable mode.

In the present embodiment, the quantity of aforesaid door bolt plate sliding cavity 22 has four, and the quantity of therefore fastening plate 3 with a bolt or latch just has four pieces, and towing plate 34 has four pieces equally, but spider axle 32, spider 33 and spider operating grip 35 only need one.Hence one can see that, and the quantity of door bolt plate 31 and towing plate 34 keeps the relation of following in sb's footsteps with the quantity of door bolt plate sliding cavity 22.

Please see Fig. 1 by emphasis, on aforesaid door bolt plate 31, offer a door bolt plate stop screw groove 311, and in the door bolt plate sliding cavity 22 of blind plate 2, offering an end of door plate stop screw hole 221, door-plate 21 is screwed in door bolt plate stop screw hole 221 and is limited to slidably in door bolt plate sliding cavity 22 in the position corresponding to door bolt plate stop screw groove 311 by door bolt plate stop screw 312.

As preferred scheme, at aforementioned door bolt plate stop screw groove 211, back to blind plate 2, back to the notch position of fastening a side of plate sliding cavity 22 with a bolt or latch, expand and be provided with a slip stopper slot 3111, and on door bolt plate stop screw 312 and in the position corresponding to slip stopper slot 3111, expand be provided with a diameter be greater than door bolt plate stop screw 312 diameter without threaded circular shell of column 3121, this surface without threaded circular shell of column 3121 coordinates with door bolt plate stop screw groove 311, and the end of door bolt plate stop screw 312 matches with slip stopper slot 3111, hence one can see that, the diameter of door bolt plate stop screw 312 is different, diameter without threaded circular shell of column 3121 positions is larger than the diameter with screw thread position.

Shown in Fig. 1 and Fig. 3, the shape of aforementioned door bolt plate 31 towards one end of blind plate lock slots 142 is fan-shaped, same, and the shape at door bolt plate sliding cavity 22 positions towards blind plate lock slots 142 is also fan-shaped, to match with the shape of door bolt plate 31.In addition, the degree of depth of door bolt plate sliding cavity 22 is consistent with the thickness of door bolt plate 31, and the width of door bolt plate lock slots 142 adapts with the thickness of door bolt plate 31.

Shown in Fig. 1 and Fig. 4, at blind plate 2, towards a side in aforementioned separating and filtering chamber 13 and in the position corresponding to blind plate sealing chamber 141, around the circumferencial direction of blind plate 2, offer a blind plate sealing circle caulking groove 23, the blind plate sealing circle 21 of having mentioned is above embedded in this blind plate sealing circle caulking groove 23.For blind plate sealing circle 21, preferably use rubber ring, but also can use the sealing ring of other similar material.When blind plate 2 coordinates with blind plate mating interface 14, during to the uncovered position sealing of blind plate mating interface 14, by blind plate sealing circle 21, matched with blind plate sealing chamber 141, play separating and filtering chamber 13 and extraneous positiver sealing buffer action.

Aforementioned towing plate 34 is pivotally connected with spider by the first towing plate bearing pin screw 341 towards one end of aforementioned spider 33, and towing plate 34 is connected with the bearing pin screw connecting hole 313 being opened on door bolt plate 31 by the second towing plate bearing pin screw 342 towards one end of aforementioned door bolt plate 31.

At aforementioned spider axle 32 on the end face of one end of blind plate 2 and be positioned at middle position and offer a spider and limit screw hole 321, middle position at spider 33 offers a spider medium pore 332, this spider medium pore 332 is nested with on spider axle 32, and limits spider restriction screw 3211 restrictions of being furnished with trim ring 32111 on screw hole 321 by being connected to spider.On aforementioned spider sleeve pipe 331, offer handle matching hole 3311, aforementioned spider operating grip 35 connects with these handle matching hole 3311 plugs.

Preferably, also can in the chamber of aforesaid spider sleeve pipe 331, form a platen seat 3312, aforesaid platen 32111 matches with this platen seat 3312.

On the outer wall of aforementioned blind plate mating interface 14 and be positioned at a side and be extended with a pair of door-hinge hinged support seat 143, self correspondence of this opposite house pivot hinge supporting base 143, and pivot is provided with a door-hinge hinge 4 between this opposite house pivot hinge supporting base 143, at aforementioned blind plate 2, back to the side in described separating and filtering chamber 13, with blind plate axle bed screw 241, be fixed with a pair of blind plate axle bed 24, to blind plate axle bed 24, self is corresponding and pivotally connected with door-hinge hinge 4 for this, described door-hinge hinge 4 comprises hinge chain sheet fixed axis 41 and a pair of hinge chain sheet 42, this a pair of hinge chain sheet 42 is separately fixed at the two ends of hinge chain sheet fixed axis 41, and in one end of this pair of hinge chain sheet 42, each forms a hinge chain bobbin 421, hinge chain bobbin 421 is bearing on hinge chain sheet axle bed 4211 rotationally, and hinge chain sheet axle bed 4211 is fixed on aforementioned door-hinge hinged support seat 143, the other end at a pair of hinge chain sheet 42 respectively offers a hinge chain sheet axis hole 422, on hinge chain sheet axis hole 422, be equipped with a hinge chain sheet bearing pin 4221, aforesaid a pair of blind plate axle bed 24 is connected with hinge chain sheet bearing pin 4221.Specifically: on blind plate axle bed 24, form and have hinge chain bobbin mating holes 242, hinge chain bobbin 4221 is bearing in hinge chain bobbin mating holes 242, and preferably by being provided in dog screw (not shown) on blind plate axle bed 24, is insinuated into that hinge chain bobbin mating holes 242 is interior to be limited hinge chain sheet bearing pin 4221.

If exist under the pressure state being produced by natural gas and open blind plate 2 in the cylinder chamber of cylindrical shell 1, so certainly be attended by potential safety hazard, that is to say that when the natural gas only needing in the cylinder chamber of cylindrical shell 1 is tending towards draining, opening blind plate 2 could fully ensure safety, according in this factor, applicant recommends to have a cylindrical shell pressure release response means 5 that belongs to safety device category, this cylindrical shell pressure release response means 5 is arranged on blind plate 2 back to a side in separating and filtering chamber 13, be arranged on a side outward under blind plate 2 use states, spider 33 by 5 pairs of aforementioned blind plate retaining mechanisms 3 of this cylindrical shell pressure release response means locks or unlocks.

Aforementioned cylindrical shell pressure release response means 5 comprises emptying responsive valves holder 51, emptying responsive valves 52, emptying response pipe 53, safe locking bolt 54 and safe locking bolt operating grip 55, emptying responsive valves holder 51 is screwed the side back to described separating and filtering chamber 13 at aforementioned blind plate 2 and is fixed on the outer wall of blind plate 2, emptying responsive valves 52 is screwed on emptying responsive valves holder 51, the end of the spool 521 of this emptying responsive valves 52 leans out the spool chamber of emptying responsive valves 52 and matches with safe locking bolt 54, one end of emptying response pipe 53 is fixed on emptying response pipe nipple 531, and emptying response pipe nipple 531 is fixed on blind plate 2 and with described separating and filtering chamber 13 and communicates, the other end of emptying response pipe 53 is connected with emptying responsive valves 52 and communicates with the valve pocket of emptying responsive valves 52, one end of safe locking bolt 54 is threaded with the locking bolt connecting screw hole 25 of offering on blind plate 2 after the spider lock hole 333 through on aforementioned spider 33, the narrow contracting of the other end at safe locking bolt 54 has a spool mating groove 541, the end of aforementioned spool 521 matches with this spool mating groove 541, safe locking bolt operating grip 55 is connected with the other end plug of aforementioned safe locking bolt 54.

When cylindrical shell 1 is interior while there is natural gas, so because emptying response pipe nipple 531 communicates with separating and filtering chamber 13, thereby the emptying response pipe 53 interior pressure (gas pressure) that exist, the spool 521 of emptying responsive valves 52 leans out spool chamber and corresponds in spool mating groove 541, under this state, safe locking bolt 54 cannot exit from locking bolt connecting screw hole 25, all the time be in position corresponding to the spider lock hole 333 of spider 33 by spider 33 lockings, spider 33 cannot rotate.And when the interior natural gas of cylindrical shell 1 in emptying state, be that pressure is while being zero, according to aforementioned contrary reason, spool 521 is recessed in spool mating groove 541, remove the locking to safe locking bolt 54, under this state, safe locking bolt 54 just can exit in locking bolt connecting screw hole 25, and pull away the spider lock hole 333 in spider 33, just can make in this state spider 33 revolutions.

In the present embodiment, the emptying responsive valves 52 of aforementioned cylindrical shell pressure release response means 5 use that Changshu City, You You Jiangsu Province, China permanent valve member Co., Ltds produce and before the application proposes the model in market sale be YJ-A-7 safety valve.

In order fully to ensure that door bolt plate 31 is able to the lasting fiting effect with blind plate lock slots 142, thereby on aforementioned blind plate mating interface 14 around the circumferencial direction of blind plate mating interface 14 and point is being offered to lancing door 144 in the position of snap ring locking caulking groove 142 with interval state, lancing door 144 communicates with snap ring locking groove 142, and is equipped with sealing screw 1441 on lancing door 144.

Through use after a while, in blind plate lock slots 142, stiffly productive set has dirt foreign material unavoidably, therefore in the time will cleaning blind plate lock slots 142, as long as whiz sealing screw 1441, with the valve being connected with compressed air gas source device pipeline or similarly instrument aligning lancing door 144 gas injections, thereby dirt foreign material can be expelled in blind plate lock slots 142.Certainly also can aim at lancing door 144 injection water under high pressures by working pressure hydraulic giant, by high pressure water flushing, remove and accumulate in the dirt foreign material in blind plate lock slots 142.

Because Horizontal type natural gas separator-filter belongs to known technology to the operation principle of the separating and filtering of natural gas, for example can be referring to CN2474207Y, the CN201040223Y, CN201394401Y and the CN102559314B that mention in the superincumbent background technology of applicant hurdle, etc., so applicant repeats no more.In view of technical essential of the present invention is blind plate retaining mechanism 3, so applicant is described its operation principle below.

In the time will or changing filter core 3 inspections excessively in aforementioned separating and filtering chamber 13, need under the state of opening blind plate 2, carry out.Before opening blind plate 2, (not shown by the atmospheric valve on cylindrical shell 1, but can be understood by the reading to CN102559314B) emptying, that is to say by atmospheric valve the natural gas in the cylinder chamber of cylindrical shell 1 is discharged, make not exist in cylinder chamber pressure (gas pressure).Under this state, by applicant, the description of cylindrical shell pressure release response means 5 is inserted to safe locking bolt 54 operations by safe locking bolt operating grip 55 in the above, safe locking bolt 54 is exited from locking bolt connecting screw hole 25, and safe locking bolt 54 is extracted in the spider lock hole 333 from spider 33.Then the handle matching hole on the spider sleeve pipe 331 of spider operating grip 35 insertion spiders 33 3311 is interior and center of rotation dish operating grip 35 rotates spider 33, by spider 33, drive towing plate 34, by towing plate 34, drive door bolt plate 31, make to fasten with a bolt or latch plate 31 and become from the state previously matching with blind plate lock slots 142 state that exits blind plate lock slots 142, under this state, just can blind plate 2 be pulled out towards the direction that deviates from separating and filtering chamber 13 by means of the blind plate handle 26 on blind plate 2, and blind plate 2 is turned to a side of aforementioned door-hinge hinged support seat 143 after pulling out.Under state at blind plate 2 in opening, by inspection personnel to crossing filter core 6 inspections or replacing.In the time will closing blind plate 2, blind plate 2 is back to the accent position of blind plate mating interface 14, blind plate sealing circle 21 now contacts with 141 sealings of blind plate sealing chamber.Then by inspection personnel, aforementioned spider operating grip 35 is operated round about, make spider 33 do to rotate with aforementioned contrary direction, through towing plate 34, drive door bolt plate 31, make to fasten with a bolt or latch plate 31 and became the state of fastening with a bolt or latch into blind plate lock slots 142 from previously recessing in the state of blind plate lock slots 142.Then safe locking bolt 54 is inserted to the spider lock hole 333 on spider 33 and safe lock 54 is connected with locking bolt connecting screw hole 25 again.When cylindrical shell 1 is during in state to natural gas separating and filtering, according to aforementioned, the state that the spool 521 of emptying responsive valves 52 matches in the spool mating groove 541 with on safe locking bolt 54 again, guarantees that blind plate 2 cannot open.

In sum, technical scheme provided by the invention has overcome the shortcoming in prior art, has completed satisfactorily invention task, has embodied faithfully the technique effect referring in the superincumbent technique effect of applicant hurdle, thereby is undoubtedly a desirable technical scheme.

Claims (10)

1. a kind of safe horizontal natural gas separator-filter, comprise a cylindrical shell (1) that is arranged in use field of employment with horizontally-arranged state, in the cylinder chamber of this cylindrical shell (1), be provided with a separator disc (11), by this separator disc (11), cylinder chamber is divided into outlet chamber (12) and separating and filtering chamber (13), and on the outlet chamber wall of outlet chamber (12), connect one for the natural gas after separating and filtering in separating and filtering chamber (13) being drawn to the interface (121) of giving vent to anger, and connect one for the natural gas that awaits separating and filtering being introduced to the intake interface (131) in separating and filtering chamber (13) on the wall of the separating and filtering chamber of separating and filtering chamber (13) and towards a upper side, opening upper at cylindrical shell (1) and that be positioned at separating and filtering chamber (13) is extended with a blind plate mating interface (14), on the inwall of this blind plate mating interface (14) and around the circumferencial direction of blind plate mating interface (14), form and have a blind plate sealing chamber (141) and a blind plate lock slots (142), wherein: blind plate sealing chamber (141) are positioned at the left side of blind plate lock slots (142), one blind plate (2), this blind plate (2) is pivotally connected with blind plate mating interface (14) and match with blind plate mating interface (14), on this blind plate (2) and under use state, the side towards described separating and filtering chamber (13) is provided with a blind plate sealing circle (21), and this blind plate sealing circle (21) is sealed and matched with described blind plate sealing chamber (141), cross filter core (6) for one group, this was organized filter core (6) and was arranged in described separating and filtering chamber (13) with horizontally-arranged state, and this filter core chamber of crossing of organizing filter core (6) communicates with described outlet chamber (12), one blind plate retaining mechanism (3), this blind plate retaining mechanism (3) is arranged on described blind plate (2) and matches back to a side in described separating and filtering chamber (13) and with described blind plate lock slots (142), it is characterized in that, at described blind plate (2), back to a side in described separating and filtering chamber (13) and around the edge of the circumferencial direction of blind plate (2), with the state of equidistant intervals, form and have the surperficial door bolt plate sliding cavity (22) being recessed in blind plate (2), the position of door bolt plate sliding cavity (22) is corresponding with described blind plate lock slots (142), described blind plate retaining mechanism (3) comprises the door bolt plate (31) equating with the quantity of described door bolt plate sliding cavity (22), spider axle (32), spider (33), towing plate (34) and spider operating grip (35), door bolt plate (31) is slidably arranged in described door bolt plate sliding cavity (22), and corresponding with described blind plate lock slots (142), spider axle (32) is fixed on blind plate (2) back to the middle position of a side in described separating and filtering chamber (13) and vertical with blind plate (2), spider (33) is arranged on spider axle (32) rotationally, at this spider (33), back to the middle position of a side of blind plate (2), be fixed with a spider sleeve pipe (331), this spider sleeve pipe (331) is vertical with spider (33), the quantity of towing plate (34) equates with the quantity of described door bolt plate (31), and towing plate (34) is pivotally connected towards one end and the spider (33) of spider (33), and towing plate (34) is connected with door bolt plate (31) towards one end of door bolt plate (31), spider operating grip (35) is connected with described spider sleeve pipe (331) with pluggable mode, at described blind plate (2), on the wall body of a side in described separating and filtering chamber (13), be provided with one for described spider (33) being limited or removed the cylindrical shell pressure release response means (5) limiting, this cylindrical shell pressure release response means (5) comprises emptying responsive valves holder (51), emptying responsive valves (52), emptying response pipe (53), safe locking bolt (54) and safe locking bolt operating grip (55), emptying responsive valves holder (51) is fixed on described blind plate (2) on the outer wall of a side in described separating and filtering chamber (13), emptying responsive valves (52) is fixed on emptying responsive valves holder (51), the end of the spool (521) of this emptying responsive valves (52) leans out the spool chamber of emptying responsive valves (52) and matches with safe locking bolt (54), one end of emptying response pipe (53) is fixed on emptying response pipe nipple (531), and emptying response pipe nipple (531) is fixed on blind plate (2) above and communicates with described separating and filtering chamber (13), the other end of emptying response pipe (53) is connected with emptying responsive valves (52) and communicates with the valve pocket of emptying responsive valves (52), one end of safe locking bolt (54) is being threaded with blind plate (2) through after described spider (33), the narrow contracting of the other end at safe locking bolt (54) has a spool mating groove (541), the end of described spool (521) matches with this spool mating groove (541), safe locking bolt operating grip (55) is connected with the other end plug of described safe locking bolt (54).

2. safe horizontal natural gas separator-filter according to claim 1, it is characterized in that offering a door bolt plate stop screw groove (311) on described door bolt plate (31), and in the door bolt plate sliding cavity (22) of described blind plate (2), offering door bolt plate stop screw hole (221), door bolt plate (31) screws in door bolt plate stop screw hole (221) by door bolt plate stop screw (312) in the position corresponding to door bolt plate stop screw groove (311) and is limited to slidably in door bolt plate sliding cavity (22).

3. safe horizontal natural gas separator-filter according to claim 2, it is characterized in that expanding and being provided with a slip stopper slot (3111) back to the notch position of a side of described blind plate (2) at described door bolt plate stop screw groove (311), described door bolt plate stop screw (312) expansion is provided with one without threaded circular shell of column (3121), this matches with door bolt plate stop screw groove (311) without threaded circular shell of column (3121), and the end of door bolt plate stop screw (312) matches with slip stopper slot (3111).

4. safe horizontal natural gas separator-filter according to claim 1, it is characterized in that described door bolt plate (31) is fan-shaped towards the shape of one end of described blind plate lock slots (142), the shape of described door bolt plate sliding cavity (22) towards the position of blind plate lock slots (142) is fan-shaped equally.

5. according to the safe horizontal natural gas separator-filter described in claim 1 or 4, the degree of depth that it is characterized in that described door bolt plate sliding cavity (22) is consistent with the thickness of described door bolt plate (31), and the width of described blind plate lock slots (142) is to adapt with the thickness of door bolt plate (31).

6. safe horizontal natural gas separator-filter according to claim 1, it is characterized in that towards a side in described separating and filtering chamber (13) and in the position corresponding to described blind plate sealing chamber (141), around the circumferencial direction of blind plate (2), offering a blind plate sealing circle caulking groove (23) at described blind plate (2), described blind plate sealing circle (21) is embedded in this blind plate sealing circle caulking groove (23).

7. according to the safe horizontal natural gas separator-filter described in claim 1 or 6, it is characterized in that described blind plate sealing circle (21) is rubber ring.

8. safe horizontal natural gas separator-filter according to claim 1, it is characterized in that described towing plate (34) is pivotally connected by the first towing plate bearing pin screw (341) and spider towards one end of described spider (33), and towing plate (34) is connected with the bearing pin screw connecting hole (313) being opened on door bolt plate (31) by the second towing plate bearing pin screw (342) towards one end of described door bolt plate (31).

9. safe horizontal natural gas separator-filter according to claim 1, it is characterized in that at described spider axle (32) on the end face of one end of described blind plate (2) and be positioned at middle position offering a spider restriction screw hole (321), middle position at spider (33) offers a spider medium pore (332), this spider medium pore (332) is nested with at spider axle (32) upper, and limits spider restriction screw (3211) restriction of being furnished with trim ring (32111) on screw hole (321) by being connected to spider; On described spider sleeve pipe (331), offer handle matching hole (3311), described spider operating grip (35) connects with this handle matching hole (3311) plug.

10. safe horizontal natural gas separator-filter according to claim 1, it is characterized in that on the outer wall of described blind plate mating interface (14) and be positioned at a side being extended with a pair of door-hinge hinged support seat (143), self correspondence of this opposite house pivot hinge supporting base (143), and pivot is provided with a door-hinge hinge (4) between this opposite house pivot hinge supporting base (143), at described blind plate (2), back to the side in described separating and filtering chamber (13), be fixed with a pair of blind plate axle bed (24), to blind plate axle bed (24), self is corresponding and pivotally connected with door-hinge hinge (4) for this, described door-hinge hinge (4) comprises hinge chain sheet fixed axis (41) and a pair of hinge chain sheet (42), this a pair of hinge chain sheet (42) is separately fixed at the two ends of hinge chain sheet fixed axis (41), and in one end of this pair of hinge chain sheet (42), each forms a hinge chain bobbin (421), hinge chain bobbin (421) is bearing on hinge chain sheet axle bed (4211) rotationally, and hinge chain sheet axle bed (4211) is fixed on described door-hinge hinged support seat (143), the other end at a pair of hinge chain sheet (42) respectively offers a hinge chain sheet axis hole (422), on hinge chain sheet axis hole (422), be equipped with a hinge chain sheet bearing pin (4221), described a pair of blind plate axle bed (24) is connected with hinge chain sheet bearing pin (4221).