CN104056507B - Horizontal type natural gas separator-filter - Google Patents

Abstract

A kind of Horizontal type natural gas separator-filter, belongs to filter technical field.Comprise cylindrical shell, in cylinder chamber, establish separator disc, outlet chamber wall connects interface of giving vent to anger, isolated filter chamber wall connects intake interface, cylindrical shell extends blind plate mating interface, the inwall of blind plate mating interface forms blind plate sealing chamber and blind plate lock slots; Blind plate, blind plate is established blind plate sealing circle; One group of filtration core, is located in isolated filter chamber; Blind plate retaining mechanism, is located at the side of blind plate back to isolated filter chamber, feature; At the side formation door bolt plate sliding cavity of blind plate back to isolated filter chamber, blind plate retaining mechanism comprises door bolt plate, spider axle, spider, towing plate and spider operating grip, at the middle position fixed center dish sleeve pipe of spider back to the side of blind plate.Structure is terse, manufactures and assembles more for convenience; All door bolt plates can be made to keep the desirable door bolt between blind plate lock slots to close effect enduringly; Avoid blind plate to be out of shape and ensure safety.

Description

Horizontal type natural gas separator-filter

Technical field

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

Background technology

Owing to containing the liquid of solid particle polluter and trace in natural gas, therefore usually on natural gas transport pipeline, filter is arranged, natural gas after being filtered could meet pure requirement, otherwise can result of use be affected, more precisely affect combustion efficiency, such as, when natural gas is as the civilian burning energy, if purity level is short of, so easily cause gas utensil blocking and carbon deposit etc., and when commercial Application, then there is the anxiety undermining 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 the little strong point that namely floor space is little that takes up room for Horizontal natural gas filter, but inspection is such as changed filtration core etc. and is comparatively bothered, Horizontal natural gas filter thinking highly of comparatively by 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 Authorization Notice No. that proposed by the applicant be CN102559314B(Horizontal natural gas filter), etc..

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

Can carry boat just as water again can the reason of 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 installation of supplying sector to the filter be arranged on natural gas transport pipeline as natural air-air source is attached great importance to, especially very harsh to the technical 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 the cylindrical shell hub position of cylindrical shell (namely with) must have excellent sealing, to avoid leaking; 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, occur with the dangerous situation of the cylindrical shell that occurs that blind plate leaves (also can claim to escape) under avoiding the pressure of the natural gas in cylindrical shell; Its three, to blind plate open or close easy to operate.

Can be seen in disclosed Chinese patent literature about blind plate is same with the technical information matched in the accent position of cylindrical shell, typically as application for a patent for invention publication No. CN101737622A recommendation has " lock-ring safety quick open blind plate ", although this patent application scheme is when blind plate (patent claims door closure) and the accent (patent application claims accent to be hub) of cylindrical shell are closed, sealing process is played by blind plate, but because snap ring-type lock ring does not have Telescopic, thus the effect of the overall positive lock with cylinder chamber port part is not produced, and due to needs configuration cross bearer, thus not only complex structure, and make whole blind plate seem too fat to move, and close or open operation trouble, and for example Authorization Notice No. CN203614730U provides " a kind of fast opening blind of easy access ", this patent formula is shortcoming for aforementioned CN101737622A and the improvement proposed, it arranges the breach enclosed around blind plate one, breach is stamped pressing plate, the groove (specifically can see the 0002nd section and 0008 section, the description of this patent) holding lock ring is formed by pressing plate coordinates with breach, although this patent formula can embody the technique effect that the 0011st section to 0013 section, its description is concluded to a certain extent, but because macrostructure is still identical with CN101737622A, thus there is the shortcoming of aforementioned CN101737622A equally.

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

But still there is following shortcoming in above-mentioned CN101038060A: one, owing to needing independent make tapered metallic elastic steel ring in C font and one group of door bolt plate (patent claims keel, there are seven pieces), and one group of door bolt plate screw assembly is fixed one by one around the circumferencial direction of tapered metallic elastic steel ring, thus makes relative loaded down with trivial details with assembling; They are two years old, coordinating namely to fasten with a bolt or latch to close or remove to coordinate namely to remove and fasten the action of closing with a bolt or latch and all depend on the expansion of tapered metallic elastic steel ring and contraction realizes due to door bolt plate and aforementioned blind plate lock slots, to there is fatigue phenomenon through Reusability due to tapered metallic elastic steel ring again and even occur distortion, be thus difficult to ensure door bolt plate and blind plate lock slots lastingly and the door bolt of excellence closes effect; They are three years old, tightly act on owing to only there being the active played between blind plate lock slots under the thrust of two pieces of tapered metallic elastic steel ring two ends port position door bolt plates at hinge support to fasten with a bolt or latch in one group of door bolt plate, and all the other door bolt plates all show as passive namely negatively door bolt with a bolt or latch with blind plate lock slots and close, thus 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 obtain the overall co-ordination effect between blind plate mating interface, and blind plate exists the anxiety of distortion.

For above-mentioned prior art, be necessary rational modification in addition, the applicant has done positive and useful design for this reason, define technical scheme described below, and made simulated test in the laboratory of the applicant taking under secrecy provision, result shows beyond thought technique effect.

Summary of the invention

Task of the present invention be to provide a kind of contribute to significantly simplifying blind plate retaining mechanism structure and use and conveniently make and assembling, be conducive to abandoning tapered metallic elastic steel ring and use and ensure that fastening the plate desirable door bolt given play to enduringly between blind plate lock slots with a bolt or latch closes effect and have and be convenient to guarantee that all door bolt plates obtain and fasten tight effect with a bolt or latch to blind plate lock slots balanced and use and avoid blind plate to be out of shape and guarantee safe Horizontal type natural gas separator-filter.

Task of the present invention has been come like this, a kind of Horizontal type natural gas separator-filter, comprise the cylindrical shell being arranged at field of employment in use with horizontally-arranged state, a separator disc is provided with in the cylinder chamber of this cylindrical shell, by this separator disc, cylinder chamber is divided into outlet chamber and isolated filter chamber, and on the outlet chamber wall of outlet chamber, connect one for interface of the natural gas extraction one after separating and filtering in isolated filter chamber being given vent to anger, and on the isolated filter chamber wall of isolated filter chamber and towards on side connect one for the natural gas awaiting separating and filtering being introduced the intake interface of isolated filter chamber, on cylindrical shell and the opening being positioned at isolated filter chamber is extended with a blind plate mating interface, a blind plate sealing chamber and a blind plate lock slots is configured with on the inwall of this blind plate mating interface and around the circumferencial direction of blind plate mating interface, 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, this blind plate is provided with a blind plate sealing circle towards the side of described isolated filter chamber in a state of use, and this blind plate sealing circle and described blind plate sealing chamber be sealed and matched, one group of filtration core, this group filtration core is arranged in described isolated filter chamber with horizontally-arranged state, and the filtration core chamber of this group filtration core communicates with described outlet chamber, one blind plate retaining mechanism, this blind plate retaining mechanism is arranged on described blind plate back to the side of described isolated filter chamber and matches with described blind plate lock slots, is characterised in that, be configured with back to the side of described isolated filter chamber and around the edge of the circumferencial direction of blind plate the door bolt plate sliding cavity be recessed in the surface of blind plate with the state of equidistant intervals at described 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 equal 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 it is corresponding with described blind plate lock slots, it is vertical with blind plate back to the middle position of the side of described isolated filter chamber that spider axle is fixed on blind plate, spider is arranged on spider axle rotationally, a spider sleeve pipe is fixed with back to the middle position of the side of blind plate at this spider, this spider sleeve pipe is vertical with spider, the quantity of towing plate is equal with the quantity of described door bolt plate, and towing plate towards one end of spider and spider pivotally connected, and towing plate is connected towards the one end of fastening plate with a bolt or latch with door bolt plate, spider operating grip is connected with described spider sleeve pipe with pluggable mode.

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

In another specific embodiment of the present invention, described door bolt plate stop screw groove back to the side of described blind plate notch position expand 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 fastening plate stop screw with a bolt or latch matches with slip stopper slot.

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

Also have in a specific embodiment of the present invention, offer a blind plate sealing circle caulking groove in the position corresponding to described blind plate sealing chamber around the circumferencial direction of blind plate towards the side of described isolated filter chamber at described blind plate, 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 an of the present invention and then specific embodiment, described towing plate towards described spider one end by the first towing plate bearing pin screw and spider pivotally connected, and towing plate towards described door bolt plate one end by the second towing plate bearing pin screw be opened in the bearing pin screw connecting hole of fastening with a bolt or latch on plate and be connected.

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

In an again of the present invention and then specific embodiment, the outer wall of described blind plate mating interface is positioned at side and is extended with a pair 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, a pair blind plate axle bed is fixed with back to the side of described isolated filter chamber at described blind plate, 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 hinge chain sheet, this a pair hinge chain sheet is separately fixed at the two ends of hinge chain sheet fixed axis, and a hinge chain bobbin is respectively configured with in one end of this pair hinge chain sheet, 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, a hinge chain sheet axis hole is respectively offered at the other end of a pair hinge chain sheet, hinge chain sheet axis hole is equipped a hinge chain sheet bearing pin, a pair described blind plate axle bed and hinge chain sheet pinned connection.

One of technique effect of technical scheme provided by the invention, because the structure of blind plate retaining mechanism is terse, thus manufactures and assembles more for convenience; Two, due to without the need to according to flexible steel ring need be had, all door bolt plates thus can be made to keep the desirable door bolt between blind plate lock slots to close effect enduringly; Three, because all door bolt plates are identical with the sealed power of blind plate lock slots, thus can obtain the balanced tight effect of door bolt, avoid blind plate to be out of shape and ensure safety.

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 sectional view of the blind plate retaining mechanism shown in Fig. 1.

Detailed description of the invention

In order to enable the auditor of Patent Office especially the public clearly understand technical spirit of the present invention and beneficial effect, applicant will elaborate below by way of example, but be not all the restriction to the present invention program to the description of embodiment, any conceive according to the present invention done be only pro forma but not substantial equivalent transformation and all should be considered as technical scheme category of the present invention.

Everyly in the following description relate to upper and lower, left and right, the concept of directionality (or claim directionality) of front and rear is all for the location status residing for the figure be described, object is to facilitate public understanding, thus can not be understood as being particularly limited to 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 with horizontally-arranged state in use, 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 isolated filter chamber 13.In the present embodiment, outlet chamber 12 is positioned at the left side of separator disc 11, and isolated filter chamber 13 is positioned at the right side of separator disc 11.Namely on the left chamber wall of outlet chamber 12, connected the interface 121(Fig. 2 that gives vent to anger show at the left end position of outlet chamber 12), drawn by the natural gas after separating and filtering in isolated filter chamber 13 by this interface 121 of giving vent to anger.On the isolated filter chamber wall of isolated filter chamber 13 and towards on side connect one for the natural gas awaiting separating and filtering being introduced the intake interface 131 in isolated filter chamber 13.

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

Please see Fig. 1 by emphasis, namely aforementioned cylindrical shell 1 is corresponding to the right-hand member of location status shown in Fig. 1 at the opening corresponding to isolated filter chamber 13 or claiming the position on right side being configured with a blind plate mating interface 14(in industry, usually blind plate mating interface 14 is called " hub "), on the inwall of this blind plate mating interface 14 and around the circumferencial direction of blind plate mating interface, be configured with a 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, and that is 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-shaped.

Give 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 concept matched with blind plate mating interface 14 alleged here refers to be closed blind plate mating interface 14 or opens.A blind plate sealing circle 21 is provided with towards the side of isolated filter chamber 13 and around the circumferencial direction of blind plate 2 under blind plate 2 using state, when blind plate 2 is in the state to blind plate mating interface 14 is closed, blind plate sealing circle 21 and aforementioned blind plate sealing chamber 141 are sealed and matched.

Give one group of filtration core 6, this group filtration core 6 is arranged in aforementioned isolated filter chamber 13 with horizontally-arranged state, the filtration core chamber of this group filtration core 6 communicates with aforementioned outlet chamber 12, cause outlet chamber 12 from filtration core chamber be incorporated into natural gas via one group of filtration core 6 separating and filtering in isolated filter chamber 13 by intake interface 131 after, by giving vent to anger, interface 121 is drawn.

Give a blind plate retaining mechanism 3, this blind plate retaining mechanism 3 is arranged on the side of blind plate 2 back to isolated filter chamber 13, namely side toward the outside under blind plate 2 using state is arranged on, made blind plate 2 be in closed state to blind plate mating interface 14 by blind plate retaining mechanism 3 and aforementioned coordinating of blind plate lock slots 142, otherwise with example.

Refer to Fig. 3 and Fig. 4 and composition graphs 1, as the technical essential of technical scheme provided by the invention; Be configured with back to the side of isolated filter chamber 13 and around the edge of the circumferencial direction of blind plate 2 the door bolt plate sliding cavity 22 be recessed in blind plate surface at aforementioned blind plate 2 with the state of equidistant intervals, 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, and the circumferencial direction around blind plate 2 is spaced apart with 90 °.

Aforesaid blind plate retaining mechanism 3 comprises the door bolt plate 31 equal 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 it is corresponding with aforementioned blind plate lock slots 142, it is vertical with blind plate 2 back to the middle position of the side of described isolated filter chamber 13 that spider axle 32 is weldingly fixed on blind plate 2, spider 33 arranges (being nested with) rotationally on spider axle 32, a spider sleeve pipe 331 is fixed with back to the middle position of the side of blind plate 2 at this spider 33, this spider sleeve pipe 331 is vertical with spider 33, the quantity of towing plate 34 is equal with the quantity of described door bolt plate 31, and towing plate 34 towards one end of spider 33 and spider 33 pivotally connected, and towing plate 34 is connected towards the one end of fastening plate 31 with a bolt or latch with door bolt plate 31, spider operating grip 35 is connected with described spider sleeve pipe 331 with pluggable mode.

Due 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.It can thus be appreciated that quantity and the quantity of door bolt plate sliding cavity 22 of door bolt plate 31 and towing plate 34 keep the relation of following in sb's footsteps.

Please see Fig. 1 by emphasis, aforesaid door bolt plate 31 offers 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 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.

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

Shown in Fig. 1 and Fig. 3, aforementioned door bolt plate 31 is fan-shaped towards the shape of one end of blind plate lock slots 142, and equally, door bolt plate sliding cavity 22 is also fan-shaped towards the shape at the position of blind plate lock slots 142, 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 fastening plate lock slots 142 with a bolt or latch adapts with the thickness of door bolt plate 31.

Shown in Fig. 1 and Fig. 4, offer a blind plate sealing circle caulking groove 23 in the position corresponding to blind plate sealing chamber 141 around the circumferencial direction of blind plate 2 towards the side of aforementioned isolated filter chamber 13 at blind plate 2, the blind plate sealing circle 21 mentioned above is 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 the uncovered position of blind plate mating interface 14 being closed when blind plate 2 coordinates with blind plate mating interface 14, then matched with blind plate sealing chamber 141 by blind plate sealing circle 21, play isolated filter chamber 13 and extraneous positiver sealing buffer action.

Aforementioned towing plate 34 is pivotally connected by the first towing plate bearing pin screw 341 and spider towards one end of aforesaid central dish 33, and towing plate 34 towards aforementioned door bolt plate 31 one end by the second towing plate bearing pin screw 342 be opened in the bearing pin screw connecting hole 313 of fastening with a bolt or latch on plate 31 and be connected.

In the preamble cartridge axle 32 on the end face of one end of blind plate 2 and be positioned at middle position offer one spider limit screw hole 321, a spider medium pore 332 is offered in the middle position of spider 33, this spider medium pore 332 is nested with on spider axle 32, and by be connected to spider limit on screw hole 321 be furnished with trim ring 32111 spider limit screw 3211 limit.In the preamble cartridge sleeve pipe 331 offers handle matching hole 3311, aforesaid central dish operating grip 35 and this handle matching hole 3311 plug and connect.

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

The outer wall of aforementioned blind plate mating interface 14 is positioned at side and is extended with a pair 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, a pair blind plate axle bed 24 is fixed with back to the side blind plate axle bed screw 241 of described isolated filter chamber 13 at aforementioned blind plate 2, this to blind plate axle bed 24 self corresponding and and door-hinge hinge 4 pivotally connected, described door-hinge hinge 4 comprises hinge chain sheet fixed axis 41 and a pair hinge chain sheet 42, this a pair hinge chain sheet 42 is separately fixed at the two ends of hinge chain sheet fixed axis 41, and a hinge chain bobbin 421 is respectively configured with in one end of this pair hinge chain sheet 42, 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, a hinge chain sheet axis hole 422 is respectively offered at the other end of a pair hinge chain sheet 42, hinge chain sheet axis hole 422 is equipped a hinge chain sheet bearing pin 4221, aforesaid a pair blind plate axle bed 24 is connected with hinge chain sheet bearing pin 4221.Specifically: on blind plate axle bed 24, be configured with hinge chain bobbin mating holes 242, hinge chain bobbin 4221 is bearing in hinge chain bobbin mating holes 242, and preferred being insinuated in hinge chain bobbin mating holes 242 by the dog screw (not shown) be disposed on blind plate axle bed 24 limits hinge chain sheet bearing pin 4221.

According to common practise, if open blind plate 2 under there is the pressure state produced by natural gas in the cylinder chamber of cylindrical shell 1, so certainly be attended by potential safety hazard, that is open blind plate 2 when the natural gas only needed in the cylinder chamber of cylindrical shell 1 is tending towards draining could fully ensure safety, according in this factor, applicant recommends the cylindrical shell pressure release response means 5 having to belong to safety device category, this cylindrical shell pressure release response means 5 is arranged on the side of blind plate 2 back to isolated filter chamber 13, namely side toward the outside under blind plate 2 using state is arranged on, lock by the spider 33 of this cylindrical shell pressure release response means 5 to aforementioned blind plate retaining mechanism 3 or unlock.

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 and is namely fixed on the outer wall of blind plate 2 at aforementioned blind plate 2 back to the side of described isolated filter chamber 13, 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 isolated filter 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 that blind plate 2 is offered after through the spider lock hole 333 on aforesaid central dish 33, a spool mating groove 541 is had in the narrow contracting of the other end of safe locking bolt 54, the end of aforementioned spool 521 matches with this spool mating groove 541, safe locking bolt operating grip 55 plugs with the other end of previous security locking bolt 54 and is connected.

When there is natural gas in cylindrical shell 1, so because emptying response pipe nipple 531 communicates with isolated filter chamber 13, thus there is pressure (gas pressure) in emptying response pipe 53, the spool 521 of emptying responsive valves 52 leans out spool chamber and corresponds in spool mating groove 541, safe locking bolt 54 cannot exit from locking bolt connecting screw hole 25 in this condition, spider 33 locks by the position be in all the time corresponding to the spider lock hole 333 of spider 33, and namely spider 33 cannot rotate.And when natural gas in cylindrical shell 1 is in emptying state and pressure is zero, according to aforementioned contrary reason, spool 521 is recessed in spool mating groove 541, namely the locking to safe locking bolt 54 is removed, safe locking bolt 54 just can exit in locking bolt connecting screw hole 25 in this condition, and the spider lock hole 333 pulled away in spider 33, just can make spider 33 turn round in this state.

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

In order to fully ensure that door bolt plate 31 is able to the lasting fiting effect with blind plate lock slots 142, thus on aforementioned blind plate mating interface 14, with space state, lancing door 144 is being offered in the position of snap ring locking caulking groove 142 to point around the circumferencial direction of blind plate mating interface 14, 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 when cleaning blind plate lock slots 142, as long as whiz sealing screw 1441, with the valve be connected with compressed air gas source device pipeline or similar tools for alignment lancing door 144 gas injection, thus dirt foreign material can be expelled in blind plate lock slots 142.Certainly pressure hydraulic giant also can be used to aim at lancing door 144 and to inject water under high pressure, by high pressure water flushing except the dirt foreign material accumulated in blind plate lock slots 142.

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

When will to filtration core 3 inspection in aforementioned isolated filter chamber 13 or when changing, then need to carry out under the state of opening blind plate 2.Before unlatching blind plate 2, (not shown by the atmospheric valve on cylindrical shell 1, but by being understood the reading of CN102559314B) emptying, that is by atmospheric valve, the natural gas in the cylinder chamber of cylindrical shell 1 is discharged, make in cylinder chamber, to there is not pressure (gas pressure).In this condition, to the description of cylindrical shell pressure release response means 5, safe locking bolt operating grip 55 is inserted safe locking bolt 54 above by applicant to operate, safe locking bolt 54 is exited from locking bolt connecting screw hole 25, and safe locking bolt 54 is extracted from the spider lock hole 333 spider 33.Then spider operating grip 35 to be inserted in handle matching hole on the spider sleeve pipe 331 of spider 33 3311 and center of rotation dish operating grip 35 makes spider 33 rotate, towing plate 34 is driven by spider 33, door bolt plate 31 is driven by towing plate 34, door bolt plate 31 is made to become from the state previously matched with blind plate lock slots 142 state exiting blind plate lock slots 142, just by means of the blind plate handle 26 on blind plate 2, blind plate 2 can be pulled out towards the direction deviating from isolated filter chamber 13 in this condition, and blind plate 2 is turned to the side of aforementioned door-hinge hinged support seat 143 after pull-out.Under the state that blind plate 2 is in unlatching, by inspection personnel to filtration core 6 inspection or replacing.When closing blind plate 2, then blind plate 2 is back to the accent position of blind plate mating interface 14, blind plate sealing circle 21 now seals with blind plate sealing chamber 141 and contacts.Then by inspection personnel, aforesaid central dish operating grip 35 is operated round about, spider 33 is made to do to rotate with aforementioned contrary direction, driving door bolt plate 31 through towing plate 34, making door bolt plate 31 become 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 the spider lock hole 333 on spider 33 again and safe lock 54 is connected with locking bolt connecting screw hole 25.When cylindrical shell 1 is in the state to natural gas separating and filtering, according to aforementioned, the spool 521 of emptying responsive valves 52 is in again the state matched with the spool mating groove 541 on safe locking bolt 54, guarantees that blind plate 2 cannot be opened.

In sum, technical scheme provided by the invention overcomes the shortcoming in prior art, completes invention task satisfactorily, embodies the technique effect referred in the superincumbent technique effect hurdle of applicant faithfully, thus a beyond doubt desirable technical scheme.

Claims (10)

1. a kind of Horizontal type natural gas separator-filter, comprise the cylindrical shell (1) being arranged at field of employment in use with horizontally-arranged state, a separator disc (11) is provided with in the cylinder chamber of this cylindrical shell (1), by this separator disc (11), cylinder chamber is divided into outlet chamber (12) and isolated filter chamber (13), and on the outlet chamber wall of outlet chamber (12), connect one for interface (121) of the natural gas extraction one after separating and filtering in isolated filter chamber (13) being given vent to anger, and on the isolated filter chamber wall of isolated filter chamber (13) and towards upper side, connect one for the natural gas awaiting separating and filtering being introduced the intake interface (131) of isolated filter chamber (13), cylindrical shell (1) is upper and the opening being positioned at isolated filter chamber (13) is extended with a blind plate mating interface (14), a blind plate sealing chamber (141) and a blind plate lock slots (142) is configured with on the inwall of this blind plate mating interface (14) and around the circumferencial direction of blind plate mating interface (14), 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), go up at this blind plate (2) and in a state of use the side of described isolated filter chamber (13) be provided with a blind plate sealing circle (21), this blind plate sealing circle (21) and described blind plate sealing chamber (141) are sealed and matched, one group of filtration core (6), this group filtration core (6) is arranged in described isolated filter chamber (13) with horizontally-arranged state, and the filtration core chamber of this group filtration 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) back to the side of described isolated filter chamber (13) and matches with described blind plate lock slots (142), it is characterized in that, be configured with back to the side of described isolated filter chamber (13) and around the edge of the circumferencial direction of blind plate (2) the door bolt plate sliding cavity (22) be recessed in the surface of blind plate (2) with the state of equidistant intervals at described 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) equal 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 it is corresponding with described blind plate lock slots (142), it is vertical with blind plate (2) back to the middle position of the side of described isolated filter chamber (13) that spider axle (32) is fixed on blind plate (2), spider (33) is arranged on spider axle (32) rotationally, a spider sleeve pipe (331) is fixed with back to the middle position of the side of blind plate (2) at this spider (33), this spider sleeve pipe (331) is vertical with spider (33), the quantity of towing plate (34) is equal with the quantity of described door bolt plate (31), and towing plate (34) towards one end of spider (33) and spider (33) pivotally connected, and towing plate (34) is connected towards the one end of fastening plate (31) with a bolt or latch with door bolt plate (31), spider operating grip (35) is connected with described spider sleeve pipe (331) with pluggable mode.

2. horizontal type natural gas separator-filter according to claim 1, it is characterized in that offering 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. horizontal type natural gas separator-filter according to claim 2, it is characterized in that described door bolt plate stop screw groove (311) back to the side of described blind plate (2) notch position expand be provided with a slip stopper slot (3111), the expansion of described door bolt plate stop screw (312) 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 fastening plate stop screw (312) with a bolt or latch matches with slip stopper slot (3111).

4. horizontal type 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), described door bolt plate sliding cavity (22) is fan-shaped towards the shape at the position of blind plate lock slots (142) equally.

5. horizontal type natural gas separator-filter according to claim 1 or 4, it is characterized in that the degree of depth of 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) adapts with the thickness of door bolt plate (31).

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

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

8. horizontal type 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) towards described door bolt plate (31) one end by the second towing plate bearing pin screw (342) be opened in the bearing pin screw connecting hole (313) of fastening with a bolt or latch on plate (31) and be connected.

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

10. horizontal type natural gas separator-filter according to claim 1, to it is characterized in that on the outer wall of described blind plate mating interface (14) and be positioned at side being extended with a pair 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), a pair blind plate axle bed (24) is fixed with back to the side of described isolated filter chamber (13) at described blind plate (2), 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 hinge chain sheet (42), this a pair hinge chain sheet (42) is separately fixed at the two ends of hinge chain sheet fixed axis (41), and a hinge chain bobbin (421) is respectively configured with in one end of this pair hinge chain sheet (42), 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), hinge chain sheet axis hole (422) is respectively offered at the other end of a pair hinge chain sheet (42), hinge chain sheet axis hole (422) is equipped hinge chain sheet bearing pin (4221), a pair described blind plate axle bed (24) is connected with hinge chain sheet bearing pin (4221).