CN103418198B - Quick lid opening device of natural gas filter - Google Patents
Quick lid opening device of natural gas filter Download PDFInfo
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- CN103418198B CN103418198B CN201310361097.4A CN201310361097A CN103418198B CN 103418198 B CN103418198 B CN 103418198B CN 201310361097 A CN201310361097 A CN 201310361097A CN 103418198 B CN103418198 B CN 103418198B
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Abstract
The invention discloses a quick lid opening device of a natural gas filter, and belongs to the technical field of liquid-liquid separators. The natural gas filter comprises a filter tank body and a lid. A tank opening is formed in the upper portion of the filter tank body, a latch closing groove for quartered sliders is formed in the inner wall of the tank opening, and a lid accommodating step is arranged on the inner wall of the tank opening. The quick lid opening device comprises a group of quartered sliders, a gear transmission mechanism, a rotary arm, a screw, a manual operation nut and a hand wheel; the quartered sliders are arranged on an upward side of the lid; the gear transmission mechanism is arranged in the middle of the upward side of the lid and is connected with the group of quartered sliders; the lower end of the rotary arm is connected onto the outer wall of the tank opening, the upper end of the rotary arm corresponds to the upper side of the gear transmission mechanism, and a screw seat is fixed onto the upper end of the rotary arm; the lower end of the screw is matched with the gear transmission mechanism, and the upper end of the screw is matched with the screw seat; the manual operation nut corresponds to the upper side of the screw seat and is matched with the upper end of the screw, and the hand wheel corresponds to the upper side of the manual operation nut and is fixedly connected with a hand wheel connecting screw head. The quick lid opening device has the advantages that the safety is guaranteed, the lid opening or closing speed is increased, and the operation intensity is relieved.
Description
Technical field
The invention belongs to liquid liquid separator technical field, be specifically related to a kind of cover quick-opening device of natural gas filter.
Background technology
As is known in the industry, owing to containing solid particle and micro liquid in natural gas, therefore usually on natural gas transport pipeline, filter is arranged, natural gas after being filtered could meet the pure requirement used, otherwise can combustion efficiency be affected, with regard to civilian, easily cause gas utensil blocking and carbon deposit etc., with regard to industrial, easily undermine burner.
Natural gas filter has horizontal and vertical dividing, Horizontal natural gas filter is as Chinese patent Authorization Notice No. CN2474207Y(cartridge type natural gas < coal gas > filter), because Horizontal natural gas filter floor space is large, thus not by industry is thought highly of.Vertical natural gas filter has the little strong point and quite welcoming by industry of taking up room, and the technical information that can be seen in a large number in disclosed Chinese patent literature about vertical natural gas filter, slightly with exemplify as CN2513654Y(natural gas filter), CN2621795Y(Multifunctional gas filter), CN2787288Y(natural gas precise filter), CN100535501C(natural gas filter), CN2917748Y(filter), CN2855514(Cyclonic separation filter), CN102688637A(mono-kind is for the compressed natural gas height filter of natural-gas station house), CN102527176A(vertical natural gas filter) and CN102872659A(coagulation type natural gas filter), etc..
After natural gas filter uses a period of time such as when inlet, outlet pressure reduction enlarges markedly, so need to open cover (the i.e. cover of filter, as follows), the filtration core in the cylinder chamber of natural gas filter is changed, after changing filtration core, closes cover again.The time length spent due to opening and closing cover is directly related with the efficiency changing filtration core, therefore usually wishes that cover shortens the opening and closing time to cover as far as possible under the prerequisite not losing excellent sealing between tank body.This type of technical scheme also has report in published Chinese patent literature, typically as " fast opening type pipe line filter " of Authorization Notice No. CN2743014Y recommendation, although this patent formula can embody the technique effect that its Instructions Page 25 to eighth row is recorded, but there is potential safety hazard, because when opening cover (patent claims blind plate lid), filter interior for filtration core top (top) is limited and be in the spring of energy storage state suddenly can eject because losing the tube bank of cover to it, especially: if neglected the confirmation and/or the confirmation error that whether filter interior are in atmospheric pressure state before opening cover, so the gas pressure of filter interior just can eject to spring and play a driving role, thus make danger larger.
" natural gas filter " (this patent is proposed by the applicant) that invention patent mandate notification number CN100535501C provides introduces has the closure mechanism that cover opens effect soon, specifically can see the 1st page, the description of this patent, the 2nd page the 1st section and Instructions Page 3 final stage to the 4th page the 2nd section.But still there is following shortcoming in this patent formula: one, owing to there is certain pressure in tank body (patent claims cylindrical shell), therefore when remove (removal) for the hold-down screw of protecting cover control and remove protecting cover time (specifically can see description the 4th page the 2nd section the 1st to the 5th row), there are four points of slide blocks (patent claims four points of rings) and ejected by pressed gas and affect the anxiety of safety, they are two years old, the operation opening and closing cover (patent claims seal cover) comparatively bothers, and the manipulation strength of operator is large, because cover matches with the cover seat (patent claims to seal cage) of the hub inwall of tank body, again because this cover is in the below (four points of slide blocks are shelved on cover) of four points of slide blocks, therefore, open cover only could operate after removing four points of slide blocks, and cover is shifted out tank chamber entirely to move with manual, under normal circumstances, cover need be taken out of tank chamber by more than people cooperation, cover is just able to after removing and namely taking out of tank chamber change filtration core.The course of action of closing cover is contrary with opening cover, but same troublesome poeration and manipulation strength is large; Its three, due to low to the keying efficiency of cover, thus affect the operating efficiency of natural gas filter to a certain extent.
In view of above-mentioned prior art, be necessary to be improved, the applicant has done useful design for this reason, finally defines technical scheme described below, and carried out simulated test in the laboratory of the applicant plant area taking under secrecy provision, result proves practicable.
Summary of the invention
Task of the present invention is to provide a kind of and contributes to stopping when opening cover four points of slide blocks and ejected by the pressed gas in tank chamber and use and ensure safety, be conducive to significantly improving time of using to shorten and change filtration core to the keying speed of cover and be of value to convenient and make cover leave or return the tank mouth of tank body and use the cover quick-opening device of the natural gas filter of the manipulation strength significantly alleviating operator effortlessly.
Task of the present invention has been come like this, a kind of cover quick-opening device of natural gas filter, described natural gas filter comprises a filtering tank tank body and a cover, a tank mouth is configured with narrow contracting state on the top of filtering tank tank body, on the inwall of this tank mouth and around the circumferencial direction of tank mouth, offer one or four points of slide block door bolt conjunction grooves and be configured with a cover and shelve step, this cover placement table component level closes the below of groove in four points of slide block door bolts, cover is shelved step with described cover and is matched, described cover quick-opening device comprises one group of four points of slide block, be arranged on described cover in a state of use towards upper side this group four points of skid, and this group four points of slide blocks are spaced apart around the circumferencial direction of cover, one gear drive, this gear drive is arranged on described cover in a state of use towards the middle position of upper side, and is connected with described one group of four points of slide block, single-revolution arm, the lower end pivotable of this revoliving arm is connected on the outer wall of described tank mouth, and the upper end of revoliving arm corresponds to the top of described gear drive with airborne, and is fixed with a screw bolt seat, one screw rod, the lower end of this screw rod coordinates with described gear drive transmission, and the upper end of screw rod coordinates with described screw bolt seat, and leans out screw bolt seat and be configured with a handwheel connecting screw rod head, one manual operating nut and a handwheel, manual operation nut is coordinating with the described threaded upper ends of described screw rod corresponding to above described screw bolt seat, and handwheel is being fixedly connected with described handwheel connecting screw rod head corresponding to above manual operation nut.
In a specific embodiment of the present invention, on described cover and in a state of use towards on side offer quantity and position equal with the quantity of described one group of four points of slide block and the corresponding one group of four points of skid chamber of four points of slide blocks, one group of described four points of slide block respectively comprise sliding panel and gear drive connecting plate, sliding panel is slidably arranged in four points of skid chambeies, and fasten with a bolt or latch with described four points of slide blocks and close groove and match, one end end face of sliding panel is configured with one first connecting plate sliding tray, and on the other end end face of sliding panel, be configured with one second connecting plate sliding tray, first connecting plate sliding tray and the first sliding guide are slidably matched, and this first sliding guide is fixed on cover, second connecting plate sliding tray and the second sliding guide are slidably matched, and this second sliding guide is fixed on cover equally, gear drive connecting plate is in the side upwards bending formation of sliding panel towards the length direction of described gear drive, and form vertical with sliding panel, gear drive is connected with gear drive connecting plate, when gear drive drives sliding panel to close the direction displacement of groove towards described four points of slide blocks door bolt in described four points of skid chambeies by gear drive connecting plate, sliding panel is just fastened four points of slide block door bolts with a bolt or latch and is closed in groove, and when gear drive to be ordered about by gear drive connecting plate sliding panel in four points of skid chambeies towards deviate from four points of slide blocks door bolts close the direction displacement of grooves time, sliding panel just exits four points of slide block door bolts and closes groove, a driving bevel gear connecting screw rod head is configured with in the described lower end of described screw rod, this driving bevel gear connecting screw rod head is fixed with a driving bevel gear, this driving bevel gear coordinates with described gear drive transmission, a dust cover is equipped on described tank mouth top.
In another specific embodiment of the present invention, described gear drive comprises gear case body, the connecting plate drive screw that gear-box case lid is equal with the quantity of described four points of slide blocks with one group of quantity, gear case body is arranged on described cover and leans out described dust cover towards the middle position of upper side in a state of use, one group of position that connecting plate drive screw is corresponding to four points of slide blocks is separately bearing on gear case body rotationally with level, one end of each connecting plate drive screw probes in the gear case body chamber of gear case body, and be fixed with a driven bevel pinion, the other end of each connecting plate drive screw is connected with described gear drive connecting plate, the top of gear-box case lid and gear case body is fixed, the described lower end of described screw rod probes in gear case body chamber after passing gear-box case lid, the described driving bevel gear be fixed on described driving bevel gear connecting screw rod head is meshed with described driven bevel pinion.
In another specific embodiment of the present invention, described gear drive connecting plate is installed with a plate drive screw attaching nut, the described other end of described connecting plate drive screw matches with this connecting plate drive screw attaching nut.
In another specific embodiment of the present invention, on described driving bevel gear connecting screw rod head and around the circumferencial direction of driving bevel gear connecting screw rod head, be configured with the gear box cover effect flange that is raised in the surface of driving bevel gear connecting screw rod head, this gear box cover effect flange position on driving bevel gear connecting screw rod head corresponds between described driving bevel gear and described gear-box case lid.
Also have in a specific embodiment of the present invention, the described outer wall of described tank mouth is configured with single-revolution arm seat, this revolution arm seat has single-revolution arm patchhole, described lower end and the revoliving arm patchhole of described revoliving arm are rotatably assorted, and the position leaning out the below of revoliving arm patchhole at revoliving arm limits cover under being equipped with single-revolution arm, and on revoliving arm and corresponding to the position above revoliving arm patchhole, be configured with single-revolution arm support lug, this revoliving arm support lug with turn round arm seat and match.
More of the present invention and in a specific embodiment, on described screw bolt seat and the middle position being positioned at the length direction of screw bolt seat is configured with a screw bolt seat internal thread hole, the first screw flight district and the second screw flight district is configured with in the described upper end of described screw rod, second screw flight district is positioned at the top in the first screw flight district, and first, one is configured with without screw thread transition region between second screw flight district, first screw flight district and described screw bolt seat internal thread hole threaded engagement, described manual operation nut and the second screw flight district threaded engagement, described handwheel connecting screw rod head is positioned at the top in described second screw flight district.
In an of the present invention and then specific embodiment, the outer wall of the corresponding both sides of described manual operation nut is respectively configured with an operating grip.
Of the present invention again more and in a specific embodiment, on described handwheel and the middle position being positioned at handwheel is configured with a handwheel Connection Block, this handwheel Connection Block has a screw head mating holes, and this screw head mating holes is fixedly connected with described handwheel connecting screw rod head.
In an again of the present invention and then specific embodiment, the vertical sectional shape of four points of described slide blocks is L-shaped.
One of technique effect of technical scheme provided by the invention, owing to being connected with one group of four points of slide block by the gear drive be arranged on cover, thus when opening cover, four points of slide blocks because the gas pressure bullet in tank chamber is from cover, thus can not ensure safety; Two, owing to making screw rod gyration by the operation to handwheel, by screw rod driven gear transmission mechanism, and then drive one group of four points of slide block to probe into or exit four points of slide blocks door bolt conjunction grooves by gear drive, and screw rod can be made to be elevated by the operation to manual operating nut, and then by screw rod driven gear transmission mechanism together with tank lid lifting, the speed of thus opening or closing cover is significantly improved; Three, because screw rod matches with the screw bolt seat of revoliving arm, thus by rotating revoliving arm and the cover being in opening can be made to transfer to the position leaving tank mouth, thus significantly can alleviate the manipulation strength of operator.
Accompanying drawing explanation
Fig. 1 is embodiments of the invention structure chart.
Fig. 2 is the sectional view of 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.
Please see Fig. 1 and Fig. 2, give a filtering tank tank body 1 of the structural system belonging to natural gas filter, according to common practise, filtration core and filter core is provided with in the tank chamber of filtering tank tank body 1, and on filtering tank tank body 1, be provided with the unstripped gas intake interface that communicates with tank chamber and purified gas to give vent to anger interface, can see the CN100535501C(natural gas filter mentioned in the superincumbent background technology hurdle of applicant to this), applicant does not illustrate that filtration core, unstripped gas intake interface and purified gas are given vent to anger interface in the drawings in view of this.
Be configured with a tank mouth 11 on the top of foregoing filtration tank 1 with narrow contracting state, this tank mouth 11 also can be described as tank neck (concept of tank neck is just as the concept of the bottleneck of bottle), and the implication of narrow contracting refers to that diameter is less than the diameter of filtering tank tank body.On the inwall of tank mouth 11 and around the circumferencial direction of tank mouth 11, offer one or four points of slide block door bolt conjunction grooves 11 and be configured with a cover and shelve step 112, cover is shelved step 112 and is positioned at the below that four points of slide blocks door bolts close grooves 111.And on the inwall of tank mouth 11, also offer a sealing of tank cover ring recess 113 around the circumferencial direction of tank mouth, sealing of tank cover ring recess 113 is shelved between step 112 at four points of slide block door bolt conjunction grooves 111 and cover, is embedded with a sealing of tank cover circle 1131 in this sealing of tank cover ring recess 113.
Again, preferably a dust cover 114 is provided with to cover the mode of putting cooperation (lid is joined) on the top of tank mouth 11.And preferably single-revolution arm seat 115 is fixed with welding manner on the outer wall of tank mouth 11, this revolution arm seat 115 has the revoliving arm patchhole 1151 of a up/down perforation.
Give a cover 2 of the structural system still belonging to natural gas filter, this cover 2 and aforesaid cover are shelved step 112 and are matched, namely cover 2 is bearing in cover and shelves on step 112, and the side of the circumferencial direction of cover 2 is configured to sealing of tank cover face 21, this sealing of tank cover face 21 is sealed and matched (Fig. 2 illustrates) with aforesaid sealing of tank cover circle 1131.
Description is below the parts of structural system for cover quick-opening device, this cover quick-opening device comprises one group of four points of slide blocks 3, gear drive 4, single-revolution arm 5, screw rod 6, manual operating nut 7 and a handwheel 8, one group of four points of slide block 3 is slidably arranged in aforementioned cover 2 in a state of use towards upper side, namely be arranged on towards upper side shown in Fig. 1 and Fig. 2, and these group of four points of slide block 3 arranges (i.e. equidistant intervals distributions) around the edge of the circumferencial direction of cover 2 with equidistant intervals state.In the present embodiment, the quantity of one group of four points of slide block 3 is four, and the edge around the circumferencial direction of cover 2 is spaced apart with 90 °.But, if the quantity of one group of four points of slide block 3 to be changed into three or be increased to five or more, equivalence change so should be considered as.Consider to the reliable fit angle of cover 2 and tank mouth 11, namely fasten from four points of slide blocks 3 and four points of slide blocks the door bolt closing groove 111 with a bolt or latch to close effect and consider, it is comparatively rational for selecting four to the quantity of four points of slide blocks 3, so this technical characteristic is defined as by applicant be namely just this to the implication that slide block is defined as four points of slide blocks 3, because when the quantity of slide block becomes three or five, so can be referred to as three points of slide blocks or five points of slide blocks, all the other in like manner.Gear drive 4 is arranged on cover 2 in a state of use towards the middle position of upper side, and this gear drive 4 is connected with aforesaid four four points of slide blocks 3 simultaneously.The lower end pivotable of revoliving arm 5 is connected on aforesaid revolution arm seat 115, specifically the lower end of revoliving arm 5 is inserted in aforesaid revoliving arm patchhole 1151, be rotatably assorted with revoliving arm patchhole 1151, and the lower end of revoliving arm 5 also leans out the below of revoliving arm patchhole 1151, this lean out position offer limit cover screw hole 54, lower restriction lock set determines screw hole 54 a pair that faces each other corresponding, and under this lower restriction lock set determines that screw hole 54 is equipped with single-revolution arm by lower restriction cover screw 521, limit cover 52, and single-revolution arm support lug 53 is being configured with on revoliving arm 5 and corresponding to the position above revoliving arm patchhole 1151, this revoliving arm support lug 53 matches with revolution arm seat 115, namely be shelved on revolution arm seat 115, aforesaid lower restriction cover screw 521 is furnished with screw-nut 5211.Shown in Fig. 1 and Fig. 2, by the acting in conjunction limiting cover 52 and revoliving arm support lug 53 under revoliving arm, the lower end of revoliving arm 5 is limited on revolution arm seat 115.The upper end of revoliving arm 5 corresponds to directly over aforesaid gears transmission mechanism 4 with airborne, and is fixed with a screw bolt seat 51, is configured with a screw bolt seat internal thread hole 511 in the central authorities of the short transverse of this screw bolt seat 51.The lower end of screw rod 6 coordinates with gear drive 4 transmission, and the upper end of screw rod 6 and screw bolt seat 51 threaded engagement, and lean out screw bolt seat 51, be configured with a handwheel connecting screw rod head 61 at the end leaning out screw bolt seat 51.Manual operation nut 7 is coordinating with the threaded upper ends of screw rod 6 corresponding to above screw bolt seat 51, and handwheel 8 is being fixedly connected with aforementioned handwheel connecting screw rod head 61 corresponding to above manual operation nut 7.
Please see Fig. 1 and continue composition graphs 2 by emphasis, because the present embodiment has four for the quantity of four points of slide blocks 3, therefore on aforesaid cover 2 and under cover 2 using state towards on the edge of side offer one group (four) four points of skid chambeies 22 that quantity is equal with the quantity of four points of slide blocks 3 and position is corresponding, arrange four points of slide blocks 3 in each four points of skid chamber 22 slidably.
One group of four points of slide block 3 respectively comprises a sliding panel 31 and gear drive connecting plate 32, sliding panel 31 is slidably arranged in aforementioned four points of skid chambeies 22, and fasten with a bolt or latch with aforesaid four points of slide blocks and close groove 111 and match, one end end face of sliding panel 31 is configured with and namely offers one first connecting plate sliding tray 311, and be configured with on the other end end face of sliding panel 31 and namely offer one second connecting plate sliding tray 312, first connecting plate sliding tray 311 and the first sliding guide 3111 are slidably matched, and this first sliding guide 3111 is fixed by the first sliding guide hold-down screw 31111 and cover 2, second connecting plate sliding tray 312 and the second sliding guide 3121 are slidably matched, and this second sliding guide 3121 is fixed by the second sliding guide hold-down screw 31211 and cover 2.Gear drive connecting plate 32 is in the side upwards bending formation of sliding panel 31 towards the length direction of gear drive 4, and form vertical with sliding panel 31, this gear drive connecting plate 32 is provided with a plate drive screw attaching nut 321.
As shown in Figure 1, aforesaid sliding panel 3 is configured to the lock face 313 of circular arc towards the side that four points of slide blocks door bolt closes the length direction of grooves 111, and lock face 313 and four points of slide blocks of this circular arc are fastened with a bolt or latch and closed groove 111 and match.Because gear drive 4 is connected with the connecting plate drive screw attaching nut 321 on the gear drive connecting plate 32 of four points of slide blocks 3, therefore when gear drive 4 to be ordered about by the connecting plate drive screw attaching nut 321 on gear drive connecting plate 32 sliding panel 31 in aforementioned four points of skid chambeies 22, close the direction displacement of grooves 111 towards four points of slide blocks door bolts time, the side with the length direction of lock face 313 of sliding panel 3 is just fastened four points of slide block door bolts with a bolt or latch and is closed in groove 111, and when gear drive 4 by the connecting plate drive screw attaching nut 321 on gear drive connecting plate 32 make sliding panel 31 in four points of skid chambeies 22 towards deviate from four points of slide blocks door bolt close the direction displacement of grooves 111 time, so sliding panel 81 just exits four points of slide block door bolts and closes groove 111.
Shown in figure, the vertical sectional shape of aforementioned four points of slide blocks 3 is L-shaped.
A driving bevel gear connecting screw rod 62 is configured with in the described lower end of aforementioned screw rod 6, this driving bevel gear connecting screw rod 62 is fixed with a driving bevel gear 621 with driving bevel gear hold-down screw 6211, and this driving bevel gear 621 coordinates with the transmission of aforesaid gear drive 4.The first screw flight district 63 and the second screw flight district 64 is configured with in the described upper end of screw rod 6, second screw flight district 64 is positioned at the top in the first screw flight district 63, and be configured with one threadless without screw thread transition region 65 between first, second screw flight district 63,64, first screw flight district 63 and aforesaid screw bolt seat internal thread hole 511 threaded engagement, and the second screw flight district 64 and aforesaid manual operation nut 7 threaded engagement, aforesaid handwheel connecting screw rod head 61 is positioned at the top in the second screw flight district 64.
Above mentioned gear drive 4 preferably but not the structure be definitely limited to is as follows: comprise gear case body 41, connecting plate drive screw 43(totally four that gear-box case lid 42 is equal with the quantity of aforementioned four points of slide blocks 3 with one group of quantity), gear case body 41 preferably with the mode be welded and fixed be fixed with cover 2 in a state of use towards the middle position of upper side and lean out aforesaid dust cover 114(Fig. 2 and show).Because aforesaid four points of slide blocks 3 have four, and around the circumferencial direction of cover 2 to be spaced 90 ° of distributions, thus make four four points of slide blocks 3 form criss-cross position relationship, thus the preferred geometry of gear case body 41 is square.One group of connecting plate drive screw 43 is bearing on the box body wall of gear case body 41 with level in the position corresponding to four points of slide blocks 3 separately rotationally by screw shaft bearing 432, one end of each connecting plate drive screw 43 probes in the gear case body chamber 411 of gear case body 41, and be fixed with a driven bevel pinion 431 with driven bevel pinion hold-down screw 4311, the other end of each connecting plate drive screw 43 matches with the connecting plate drive screw attaching nut 321 on aforesaid gear drive connecting plate 32, and lean out connecting plate drive screw attaching nut 321.Gear-box case lid 42 one group of case lid hold-down screw 421 and the case lid screw hole 412 be preset on gear case body 41 end face are fixed, and a screw rod resigning hole 422 is offered in the middle position of gear-box case lid 42, the lower end of aforementioned screw rod 6 is stretched in gear case body chamber 411 by this screw rod resigning hole 422, and the driving bevel gear 621 be fixed on driving bevel gear connecting screw rod head 62 is meshed with aforesaid driven bevel pinion 431 in gear case body chamber 4111.
As aforementioned, because connecting plate drive screw 43 has four, therefore the quantity of driven bevel pinion 431 has four, and these four driven bevel pinions 431 form criss-cross position relationship, and therefore driving bevel gear 621 engages with four driven bevel pinions 431 simultaneously.So do four driven bevel pinions 431 to be made to move by driving bevel gear 621 clockwise or under the state be rotated counterclockwise at screw rod 6 simultaneously, thus the gear drive connecting plate 32 of four points of slide blocks 3 is driven by connecting plate drive screw 43, make the sliding panel 31 of four points of slide blocks 3 enter or exit four points of slide block door bolts and close groove 111.
Please still see Fig. 1 and Fig. 2, on aforesaid driving bevel gear connecting screw rod head 62 and around the circumferencial direction of driving bevel gear connecting screw rod head 62, be configured with its function of gear box cover effect flange 622(being raised in the surface of driving bevel gear connecting screw rod head 62 will mention below), the position of the convex level 622 of this gear box cover effect on driving bevel gear connecting screw rod head 62 is positioned at and namely corresponds to driving bevel gear 621 and gear-box case lid 42(gear-box case lid 42 side towards gear case body chamber 411) between.
Respectively extend in the corresponding both sides of the outer wall of aforesaid manual operation nut 7 and be fixed with an operating grip 71.On handwheel 8 and the middle position being positioned at handwheel 8 is configured with a handwheel Connection Block 81, this handwheel Connection Block 81 has a screw head mating holes 811, this screw head mating holes 811 is fixedly connected with aforesaid handwheel connecting screw rod head 61, specifically, handwheel connecting screw rod head 61 to probe in screw head mating holes 811 and is locked by the screw head lock screw 812 on handwheel Connection Block 81.
Applicant's composition graphs 1 and Fig. 2 describe operation principle of the present invention, suppose that cover 2 is in the closure state with tank mouth 11, and namely the side with the length direction of circular arc of the sliding panel 31 of one group of four points of slide block 3 is fastened with a bolt or latch and closed in groove 111 in four points of slide block door bolts.When changing the filtration core in the tank chamber of filtering tank tank body 1, that is when cover 2 will be opened, so first by operator, manual operating nut 7 is operated, specifically rotating operation handle 71, the manual operation nut 7 previously contacted with screw bolt seat 51 is made to follow the second screw flight district 64 to top offset, make manual operation nut 7 leave screw bolt seat 51, and until make manual operation nut 7 be in the degree contacted with the lower surface of aforesaid handwheel Connection Block 81.Then by operator, handwheel 8 is operated, handwheel Connection Block 81 due to handwheel 8 is fixedly connected with the handwheel connecting screw rod head 61 of the upper end of screw rod 6, therefore just screw rod 6 is driven to rotate by handwheel 8 when handwheel 8 rotates, now, be in the state corresponding with the screw bolt seat internal thread hole 511 of screw bolt seat 51 due to screw rod 6 upper end without screw thread transition region 65, therefore screw rod 6 be in circumferencial direction that is 360 ° to idling conditions.Again because the driving bevel gear 621 be fixed on the driving bevel gear connecting screw rod head 62 of screw rod 6 lower end is still in the state be meshed with the driven bevel pinion 431 on the connecting plate drive screw 43 of gear drive 4, therefore under screw rod 6 is in aforesaid idling conditions, drive driven bevel pinion 431 to rotate by driving bevel gear 621, and then drive connecting plate drive screw 43 to rotate by driven bevel pinion 431.Also because connecting plate drive screw 43 is connected with the gear drive connecting plate 32 of four points of slide blocks 3 by connecting plate drive screw attaching nut 321, therefore under the motion of connecting plate drive screw 43, namely the direction displacement of closing grooves 111 is fastened with a bolt or latch towards deviating from four points of slide blocks by connecting plate drive screw attaching nut 321 driven gear transmission mechanism connecting plate 32 towards gear case body 41, thus make sliding panel 31 direction displacement with gear drive connecting plate 32 displacement in four points of skid chambeies 22, particular by sliding panel 31 one end the first connecting plate sliding tray 311 and the first sliding guide 3111 be slidably matched and the coordinating of the second connecting plate sliding tray 312 and the second sliding guide 3121 of sliding panel 31 other end embodies.At sliding panel 31 towards when deviating from the direction displacement of four points of slide blocks door bolt conjunction 111, just relieve itself and four points of slide blocks and fasten the door bolt closing groove 111 with a bolt or latch and close relation, make cover 2 lose four points of slide blocks 3 to its control.Again then by operator to aforesaid operating grip 71 reverse operating, manual operation nut 7 is moved towards the direction of screw bolt seat 51, that is make manual operation nut 7 descending, until contact with the upper surface of screw bolt seat 51 and then manipulation operations handle, makes the first screw flight district 63 of the upper end of screw rod 6 enter screw bolt seat 51 and coordinate with the screw bolt seat internal thread hole 511 of screw bolt seat 51.Under the state continuing manipulation operations handle 71, screw rod 6 is up, until make above mentioned gear box cover effect flange 622 and the side contacts of gear-box case lid 42 towards gear case body chamber 411, driving bevel gear 621 now removes meshing relation with driven bevel pinion 431, and so manipulation to operating grip 71 under, make whole gear case body 41 rise to the degree of the upper end end face leaving tank mouth 11 together with cover 2.Again then, promote revoliving arm 5 by operator, until make cover 2 open up from (leaving) directly over tank mouth 11.Finally by operator, the filtration core in the tank chamber of filtering tank tank body 1 is changed, when cover 2 returns after changing by filtration core, so by aforementioned contrary operating sequence operation, close in groove 111 until make the sliding panel 31 of four points of slide blocks 3 fasten four points of slide block door bolts with a bolt or latch.
Described in indulging above, technical scheme provided by the invention solves the technical problem in prior art objectively, completes invention task faithfully, has cashed the technique effect referred in the superincumbent technique effect hurdle of applicant.
Claims (10)
1.
a kind of cover quick-opening device of natural gas filter, described natural gas filter comprises a filtering tank tank body (1) and a cover (2), a tank mouth (11) is configured with narrow contracting state on the top of filtering tank tank body (1), on the inwall of this tank mouth (11) and around the circumferencial direction of tank mouth (11), offer one or four points of slide blocks door bolt conjunction groove (111) and be configured with a cover and shelve step (112), this cover is shelved step (112) and is positioned at the below that four points of slide block door bolts close groove (111), cover (2) and described cover are shelved step (112) and are matched, it is characterized in that described cover quick-opening device comprises one group four points slide blocks (3), this group four points of slide blocks (3) are slidably arranged in described cover (2) in a state of use towards upper side, and this group four points of slide blocks (3) are spaced apart around the circumferencial direction of cover (2), one gear drive (4), this gear drive (4) is arranged on described cover (2) in a state of use towards the middle position of upper side, and is connected with described one group four points slide blocks (3), single-revolution arm (5), the lower end pivotable of this revoliving arm (5) is connected on the outer wall of described tank mouth (11), and the upper end of revoliving arm (5) corresponds to the top of described gear drive (4) with airborne, and be fixed with a screw bolt seat (51), one screw rod (6), the lower end of this screw rod (6) coordinates with described gear drive (4) transmission, and the upper end of screw rod (6) coordinates with described screw bolt seat (51), and lean out screw bolt seat (51) and be configured with a handwheel connecting screw rod head (61), one manual operating nut (7) and a handwheel (8), the top that manual operation nut (7) is corresponding to described screw bolt seat (51) coordinates with the described threaded upper ends of described screw rod (6), and the top that handwheel (8) is corresponding to manual operation nut (7) is fixedly connected with described handwheel connecting screw rod head (61).
2.
the cover quick-opening device of natural gas filter according to claim 1, it is characterized in that at described cover (2) upper and offer quantity and position equal with the quantity of described one group four points slide blocks (3) and the corresponding one group four points skid chambeies (22) of four points of slide blocks (3) in a state of use towards upper side, one group four points described slide blocks (3) respectively comprise sliding panel (31) and gear drive connecting plate (32), sliding panel (31) is slidably arranged in four points of skid chambeies (22), and fasten with a bolt or latch with described four points of slide blocks and close groove (111) and match, one end end face of sliding panel (31) is configured with one first connecting plate sliding tray (311), and on the other end end face of sliding panel (31), be configured with one second connecting plate sliding tray (312), first connecting plate sliding tray (311) and the first sliding guide (3111) are slidably matched, and this first sliding guide (3111) is fixed on cover (2), second connecting plate sliding tray (312) and the second sliding guide (3121) are slidably matched, and this second sliding guide (3121) is fixed on cover (2) equally, gear drive connecting plate (32) is in the side upwards bending formation of sliding panel (31) towards the length direction of described gear drive (4), and form vertical with sliding panel (31), gear drive (4) is connected with gear drive connecting plate (32), when gear drive (4) drives sliding panel (31) to close the direction displacement of groove (111) towards described four points of slide blocks door bolt in described four points of skid chambeies (22) by gear drive connecting plate (32), sliding panel (3) is just fastened four points of slide block door bolts with a bolt or latch and is closed in groove (111), and when gear drive (4) to be ordered about by gear drive connecting plate (32) sliding panel (31) in four points of skid chambeies (22) towards deviate from four points of slide blocks door bolts close the direction displacement of groove (111) time, sliding panel (31) just exits four points of slide block door bolts and closes groove (111), a driving bevel gear connecting screw rod head (62) is configured with in the described lower end of described screw rod (6), this driving bevel gear connecting screw rod head (62) is fixed with a driving bevel gear (621), this driving bevel gear (621) coordinates with described gear drive (4) transmission, a dust cover (114) is equipped on described tank mouth (11) top.
3.
the cover quick-opening device of natural gas filter according to claim 2, it is characterized in that described gear drive (4) comprises gear case body (41), the connecting plate drive screw (43) that gear-box case lid (42) is equal with the quantity of described four points of slide blocks (3) with one group of quantity, gear case body (41) is arranged on described cover (2) and leans out described dust cover (114) towards the middle position of upper side in a state of use, one group of position that connecting plate drive screw (43) is corresponding to four points of slide blocks (3) is separately bearing on gear case body (41) with level rotationally, one end of each connecting plate drive screw (43) probes in the gear case body chamber (411) of gear case body (41), and be fixed with a driven bevel pinion (431), the other end of each connecting plate drive screw (43) is connected with described gear drive connecting plate (32), gear-box case lid (42) is fixed with the top of gear case body (41), the described lower end of described screw rod (6) probes in gear case body chamber (411) after passing gear-box case lid (42), the described driving bevel gear (621) be fixed on described driving bevel gear connecting screw rod head (62) is meshed with described driven bevel pinion (431).
4.
the cover quick-opening device of natural gas filter according to claim 3, it is characterized in that being installed with a plate drive screw attaching nut (321) on described gear drive connecting plate (32), the described other end of described connecting plate drive screw (43) matches with this connecting plate drive screw attaching nut (321).
5.
the cover quick-opening device of natural gas filter according to claim 3, it is characterized in that upper at described driving bevel gear connecting screw rod head (62) and around driving bevel gear connecting screw rod head (62) circumferencial direction is configured with the gear box cover effect flange (622) that is raised in the surface of driving bevel gear connecting screw rod head (62), this gear box cover effect flange (622) position on driving bevel gear connecting screw rod head (62) corresponds between described driving bevel gear (621) and described gear-box case lid (42).
6.
the cover quick-opening device of natural gas filter according to claim 1, it is characterized in that being configured with single-revolution arm seat (115) on the described outer wall of described tank mouth (11), this revolution arm seat (115) has single-revolution arm patchhole (1151), described lower end and the revoliving arm patchhole (1151) of described revoliving arm (5) are rotatably assorted, and the position leaning out the below of revoliving arm patchhole (1151) at revoliving arm (5) limits cover (52) under being equipped with single-revolution arm, and above and at the position of the top corresponding to revoliving arm patchhole (1151) be configured with single-revolution arm support lug (53) at revoliving arm (5), this revoliving arm support lug (53) matches with revolution arm seat (115).
7.
the cover quick-opening device of natural gas filter according to claim 1, it is characterized in that described screw bolt seat (51) is upper and the middle position being positioned at the length direction of screw bolt seat (51) is configured with a screw bolt seat internal thread hole (511), the first screw flight district (63) and the second screw flight district (64) is configured with in the described upper end of described screw rod (6), second screw flight district (64) is positioned at the top in the first screw flight district (63), and first, second screw flight district (63, 64) one is configured with between without screw thread transition region (65), first screw flight district (63) and described screw bolt seat internal thread hole (511) threaded engagement, described manual operation nut (7) and the second screw flight district (64) threaded engagement, described handwheel connecting screw rod head (61) is positioned at the top in described second screw flight district (64).
8.
the cover quick-opening device of the natural gas filter according to claim 1 or 7, is characterized in that respectively being configured with an operating grip (71) on the outer wall of the corresponding both sides of described manual operation nut (7).
9.
the cover quick-opening device of natural gas filter according to claim 1, it is characterized in that described handwheel (8) is upper and the middle position being positioned at handwheel (8) is configured with a handwheel Connection Block (81), this handwheel Connection Block (81) has a screw head mating holes (811), and this screw head mating holes (811) is fixedly connected with described handwheel connecting screw rod head (61).
10.
the cover quick-opening device of the natural gas filter according to claim 1 or 2 or 3, is characterized in that the vertical sectional shape of four points of described slide blocks (3) is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310361097.4A CN103418198B (en) | 2013-08-19 | 2013-08-19 | Quick lid opening device of natural gas filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310361097.4A CN103418198B (en) | 2013-08-19 | 2013-08-19 | Quick lid opening device of natural gas filter |
Publications (2)
| Publication Number | Publication Date |
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| CN103418198A CN103418198A (en) | 2013-12-04 |
| CN103418198B true CN103418198B (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310361097.4A Active CN103418198B (en) | 2013-08-19 | 2013-08-19 | Quick lid opening device of natural gas filter |
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| Country | Link |
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| CN (1) | CN103418198B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110026428A (en) * | 2019-04-26 | 2019-07-19 | 湖州师范学院求真学院 | One heavy metal species soil remediation device |
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| US3646730A (en) * | 1969-04-01 | 1972-03-07 | Laurance S Reid | Natural gas filter |
| CN201264995Y (en) * | 2008-04-11 | 2009-07-01 | 常熟市上海飞奥压力容器制造有限公司 | Natural gas filter |
| CN201420929Y (en) * | 2009-04-30 | 2010-03-10 | 西安泵阀总厂有限公司 | Lock ring-type quickly detachable blind plate |
| ES1077938U (en) * | 2012-07-13 | 2012-10-30 | Joaquin Martinez Ruiz | Transparent lid flask for quick opening and closing to polymerize dental resins under pressure or vacuum (Machine-translation by Google Translate, not legally binding) |
| DE102011109164A1 (en) * | 2011-08-03 | 2013-02-07 | Axel R. Hidde | Air- and dirt separator useful for water technology and in sanitary and heating industry, comprises hollow cylindrical pot, which is downwardly conically tapered or collecting container, bottom cover and screw cap with brushes |
| CN203417550U (en) * | 2013-08-19 | 2014-02-05 | 常熟市上海飞奥压力容器制造有限公司 | Tank cover quickly-opening device of natural gas filter |
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2013
- 2013-08-19 CN CN201310361097.4A patent/CN103418198B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3646730A (en) * | 1969-04-01 | 1972-03-07 | Laurance S Reid | Natural gas filter |
| CN201264995Y (en) * | 2008-04-11 | 2009-07-01 | 常熟市上海飞奥压力容器制造有限公司 | Natural gas filter |
| CN201420929Y (en) * | 2009-04-30 | 2010-03-10 | 西安泵阀总厂有限公司 | Lock ring-type quickly detachable blind plate |
| DE102011109164A1 (en) * | 2011-08-03 | 2013-02-07 | Axel R. Hidde | Air- and dirt separator useful for water technology and in sanitary and heating industry, comprises hollow cylindrical pot, which is downwardly conically tapered or collecting container, bottom cover and screw cap with brushes |
| ES1077938U (en) * | 2012-07-13 | 2012-10-30 | Joaquin Martinez Ruiz | Transparent lid flask for quick opening and closing to polymerize dental resins under pressure or vacuum (Machine-translation by Google Translate, not legally binding) |
| CN203417550U (en) * | 2013-08-19 | 2014-02-05 | 常熟市上海飞奥压力容器制造有限公司 | Tank cover quickly-opening device of natural gas filter |
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| CN103418198A (en) | 2013-12-04 |
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Address after: 215532 Jiangsu city of Suzhou province Changshou City ancient town Baimao Industrial Development Zone Patentee after: Changshou City Austrian Pressure Vessel Manufacturing Co., Ltd. Address before: 215532 Jiangsu city of Suzhou province Changshou City ancient town Baimao Industrial Development Zone Patentee before: Changshu Shanghai Feiao Pressure Container Co., Ltd. |