CN204525330U - For the device of reverse osmosis membrane shell end cap of choosing - Google Patents
For the device of reverse osmosis membrane shell end cap of choosing Download PDFInfo
- Publication number
- CN204525330U CN204525330U CN201520049792.1U CN201520049792U CN204525330U CN 204525330 U CN204525330 U CN 204525330U CN 201520049792 U CN201520049792 U CN 201520049792U CN 204525330 U CN204525330 U CN 204525330U
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- CN
- China
- Prior art keywords
- ratchet
- sleeve
- end cap
- dead man
- reverse osmosis
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Abstract
The utility model discloses a kind of device for reverse osmosis membrane shell end cap of choosing, its drip irrigation device comprises dead man, one end of described dead man is fixed in end cap and forms Access Division, described dead man is provided with thread segment, on described thread segment, threaded engagement has sleeve, described sleeve is rotatably connected to ratchet, on described sleeve, coaxial sleeve is provided with the ratchet matched with described ratchet, to being provided with elastic component between described ratchet and described sleeve, under the effect of elastic component, described ratchet and ratchet have circumferential linkage status and ratchet and ratchet and have circumference time sliding state when departing from when engaging.The utility model only need take less space when choosing end cap, and has time saving and energy saving advantage.
Description
Technical field
The utility model relates to a kind of counter-infiltration system field, and more particularly, it relates to a kind of device for reverse osmosis membrane shell end cap of choosing.
Background technology
Counter-infiltration end cap is most important in counter-infiltration system, counter-infiltration system is by reverse osmosis membrane container, reverse osmosis membrane, counter-infiltration end cap forms, reverse osmosis membrane is rolled into tubbiness, be arranged in reverse osmosis membrane container, then at the two ends of reverse osmosis membrane container, counter-infiltration end cap is installed, the center of both sides end cap is all communicated with the outlet pipe of reverse osmosis membrane, there is screw thread, can pipe laying, plug etc., water under high pressure enters from reverse osmosis membrane chamber wall, through filtering the outlet pipe entering reverse osmosis membrane center layer by layer, then flow out from the delivery port of end cap, end cap plays sealing, export the effect of producing water.
Reverse osmosis membrane damage, expired need change time, must just can change by intact dismounting end cap, if cause damage to end cap in the process of dismounting, probably can have influence on the sealing of whole reverse osmosis unit, thus greatly reduce the water quality and the water yield of producing water.Because internal tank is all water, be easy to during emptying produce negative pressure in inside, more increase the difficulty of end cap of choosing.
At present, workshop is for dismounting counter-infiltration end cap, and major part adopts the screw installed at the product mouth of a river of end cap and add big nut, end cap of then choosing outward.When resistance is larger, then adopt the instrument such as crowbar, flitch outwards to prize or pound nut and remove end cap, because end cap is plastics, there is O type circle at edge, end cap and O type circle may be damaged, damage is caused to the delivery port of reverse osmosis membrane chamber wall and end cap, brings irreversible injury to equipment, and restive, waste time and energy.
The patent No. is the frock describing a kind of counter-infiltration end cap of conveniently choosing in CN 203622362 U, comprise dead man, lift nut, hold-down nut, driving screw, on dead man, full section is threaded, lift nut and dead man threaded engagement, driving screw is fixed on the delivery port of counter-infiltration end cap, hold-down nut is welded on the top of driving screw, dead man and hold-down nut threaded engagement.It is in the process of choosing end cap, ceaselessly act on lift nut by spanner, damage can not be caused to the delivery port of reverse osmosis membrane chamber wall and end cap, if but it thinks laborsaving, then to select the spanner compared with long handle, and spanner is in the process of stubborn lift nut, need not stop being arranged on lift nut of repetition to rotate to an angle, take off again, be arranged on again on lift nut and rotate, to lose time and efficiency is not high, if spanner circumference rotates by it, then need to take larger space, but also the gripping spanner of inconvenient hand, due to the restriction in whole counter-infiltration system space, this situation is unallowed.If it selects the spanner compared with short handle, can seem again and require great effort very much, therefore be necessary to provide a kind of new device to solve the problems referred to above.
Utility model content
For the deficiency that prior art exists, main purpose of the present utility model is to provide a kind of device for counter-infiltration end cap of choosing that can not take larger space also can be time saving and energy saving.
For realizing above-mentioned main purpose, the utility model adopts following technical scheme: a kind of device for counter-infiltration end cap of choosing, comprise dead man, one end of described dead man is fixed in end cap and forms Access Division, described dead man is provided with thread segment, on described thread segment, threaded engagement has sleeve, described sleeve is rotatably connected to ratchet, on described sleeve, coaxial sleeve is provided with the ratchet matched with described ratchet, to being provided with elastic component between described ratchet and described sleeve, under the effect of elastic component, described ratchet and ratchet have circumferential linkage status and ratchet and ratchet and have circumference time sliding state when departing from when engaging.
As preferably, the outer circumference surface of described sleeve is provided with mounting groove, and described mounting groove internal fixtion is connected with bearing pin, and described ratchet is set on described bearing pin, and the sidewall of described mounting groove is formed with block, and described block can abut with described ratchet.
As preferably, be provided with baffle plate between described sleeve and end cap, described baffle plate is provided with the fulcrum for fixing described baffle plate, and described baffle plate is also provided with through hole, and described dead man is located in described through hole, and described in the section ratio of described through hole, the cross section of sleeve is little.
As preferably, be provided with packing ring between described baffle plate and described sleeve, described packing ring is fitted on described baffle plate.
The utility model hinge structure is compared to be had: by the rotary spanner of low-angle, repeatability, drive ratchet to rotate, just conveniently can realize end cap from choosing reverse osmosis membrane; In whole process, effectively avoid the shortcoming needing not stall to change spanner, also can avoid taking larger space to realize choosing of end cap simultaneously; What is more important, the process of choosing, because only by the rotary spanner of low-angle, repeatability, thus need can also select the spanner had compared with long handle, reaches time saving and energy saving object of raising the efficiency.
Accompanying drawing explanation
Fig. 1 is the installation diagram of the utility model for the device embodiment of reverse osmosis membrane shell end cap of choosing;
Fig. 2 is the explosive view of Fig. 1;
Fig. 3 is the cross-sectional view of Fig. 1;
Fig. 4 is the structural representation of another embodiment.
In figure: 1, driving screw; 2, nut seat; 3, dead man; 31, thread segment; 4, sleeve; 41, block; 42, barrier sheet; 43, holding tank; 44, mounting groove; 5, ratchet; 6, bearing pin; 7, ratchet; 8, spring; 9, baffle plate; 91, through hole; 10, packing ring; 11, end cap; 12, lever; 13, support.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the device embodiment of the utility model for reverse osmosis membrane shell end cap of choosing is described further.
A kind of device for reverse osmosis membrane shell end cap of choosing, comprise Access Division, Access Division is made up of driving screw 1 and nut seat 2, driving screw 1 is mounted in the end cap 11 of counter-infiltration, be used for blocking end cap 11, conveniently choose end cap 11 time put forth effort, nut seat 2 is welded on driving screw 1 away from the side end face outside reverse osmosis membrane, nut seat 2 is provided with a dead man 3 by threaded engagement, dead man 3 is then provided with thread segment 31, the length of thread segment 31 can be arranged as required, does not do requirement herein.On thread segment 31 dead man 3, cover has a sleeve 4, sleeve 4 is positioned on thread segment 31, and with dead man 3 threaded engagement, the outer circumference surface of sleeve 4 is provided with mounting groove 44, is provided with ratchet 5 in mounting groove 44, ratchet 5 is linked together by bearing pin 6 and sleeve 4, the sidewall of mounting groove 44 forms a block 41, after ratchet 5 rotates to an angle around bearing pin 6, limited by block 41, cannot continue to rotate.Sleeve 4 is gone back coaxial sleeve and be provided with a ratchet 7, ratchet 7 and ratchet 5 are internal messing formulas, a spring 8 is provided with between ratchet 5 and sleeve 4, the two ends of spring 8 are connected on ratchet 5 and sleeve 4 respectively, and when ratchet 7 rotates forward, ratchet 5 can not follow ratchet 7 to rotate under the restriction of block 41, is with moving sleeve 4 to follow ratchet 7 to rotate with this, thus reaches the state of a ratchet 7 and ratchet 5 interlock; And ratchet 7 is when turning round, ratchet 7 meeting acting in opposition is in ratchet 5, spring 8 between ratchet 5 and sleeve 4 can be compressed, now ratchet 5 can around the low-angle rotation of bearing pin 6, when turning to the room critical point on ratchet 7 when ratchet 5, because spring 8 is by the cause compressed, in the next room that ratchet 5 is bound to by spring 8 on ratchet 7, thus ratchet 5 can not be rotated around bearing pin 6 always always, also ratchet 7 and ratchet 5 just can be kept to be in the state mutually abutted all the time by the spring 8 compressed, namely reach the state of a ratchet 7 and ratchet 5 times cunnings.
One piece of baffle plate 9 is provided with between sleeve 4 and nut seat 2, and relatively closer to sleeve 4, such idle stroke when sleeve 4 can be avoided to slide on dead man 3 is excessive, baffle plate 9 offers a through hole 91, dead man 3 is just enclosed within dead man 3 through through hole 91, baffle plate 9 is fixed on the motionless object such as bottom surface by support 13, to remain the invariant position of baffle plate 9, and ensure that the through hole 91 of baffle plate 9 is less than sleeve 4 diameter, sleeve 4 so just make together with can be connected to baffle plate 9, when sleeve 4 rotates on dead man 3, baffle plate 9 just can block sleeve 4, make the rotation of sleeve 4 cannot continue to slide on dead man 3, thus make the rotation of sleeve 4 be converted into dead man 3 relative to sleeve 4 moving along dead man 3 its length direction.
Like this when end cap 11 chosen by needs, first the Access Division be made up of driving screw 1 and nut seat 2 is installed in end cap 11, then dead man 3 is tightened onto on nut seat 2, again baffle plate 9 is enclosed within dead man 3, be fixed on bottom surface by support, and then sleeve 4 is installed on dead man 3, finally ratchet 7 is set on sleeve 4, realizes the process of installing.After completing installation, ratchet 7 is rotated forward by spanner, ratchet 5 can not around bearing pin 6 along with ratchet 7 rotates together because of the restriction of block 41, moving sleeve 4 can only be with to rotate, and sleeve 4 and dead man 3 are threaded engagement, sleeve 4 is under the effect of baffle plate 9, remain invariant position, the rotation of such sleeve 4 will change into moving along its length direction of dead man 3, because dead man 3 is fixed together with nut seat 2, nut seat 2 is welded on again on driving screw 1, the motion of such dead man 3 will make end cap 11 constantly near sleeve 4, namely now end cap 11 is just continuous away from reverse osmosis membrane, thus conveniently can realize end cap 11 from choosing reverse osmosis membrane.
And in the process of choosing, when spanner reversely rotates ratchet 7, ratchet 5 can rotate backward and Compress Spring 8 around bearing pin 6, thus ratchet 5 just cannot follow ratchet 7 to reversely rotate on dead man 3 with sleeve 4, that is now there is no relative motion between sleeve 4 and dead man 3, thus dead man 3 can be realized can only do the unidirectional motion away from reverse osmosis membrane under the effect of ratchet 7, so, only need low-angle, the rotating ratchet 7 of repeatability, just realize choosing of end cap 11, but also not stall can be avoided to change the shortcoming of spanner, also can effectively avoid taking larger space to realize choosing of end cap 11.And whole process of choosing, because just by the rotary spanner of low-angle, repeatability, therefore the spanner had compared with long handle can also be selected, reach time saving and energy saving object.
In the above-described embodiments, baffle plate 9 also can replace to lever 12, realize the restriction of sleeve 4 position, only when choosing, need extra use lever 12, as shown in Figure 4, choose in the device of counter-infiltration end cap compared to baffle plate 9 is directly set to, baffle plate 9 need are fixed to the restriction that ground can ensure sleeve 4 position, convenient and swift; And the use of pin 12, the unbalance stress of sleeve 4 can be caused, have influence on the cooperation of sleeve 4 and ratchet 7.
In addition, the both sides end face of sleeve 4 all radially can also extend to form a barrier sheet 42, and just form a holding tank 43 between barrier sheet 42, ratchet 7 is just arranged in holding tank 43, so just can ensure that ratchet 7 can not stagger with sleeve 4 when rotating, and then cannot engage with ratchet 5.
In above-described embodiment, a packing ring 10 can also be increased between baffle plate 9 and sleeve 4, reduce with this wearing and tearing that sleeve 4 and baffle plate 9 be close together when relatively rotating, thus carry out the life-span of extension fixture.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. the device for reverse osmosis membrane shell end cap of choosing, it is characterized in that: comprise dead man, one end of described dead man is fixed in end cap and forms Access Division, described dead man is provided with thread segment, on described thread segment, threaded engagement has sleeve, described sleeve is rotatably connected to ratchet, on described sleeve, coaxial sleeve is provided with the ratchet matched with described ratchet, to being provided with elastic component between described ratchet and described sleeve, under the effect of elastic component, described ratchet and ratchet have circumferential linkage status and ratchet and ratchet and have circumference time sliding state when departing from when engaging.
2. the device for reverse osmosis membrane shell end cap of choosing according to claim 1, it is characterized in that: the outer circumference surface of described sleeve is provided with mounting groove, described mounting groove internal fixtion is connected with bearing pin, described ratchet is set on described bearing pin, the sidewall of described mounting groove is formed with block, and described block can abut with described ratchet.
3. the device for reverse osmosis membrane shell end cap of choosing according to claim 1 and 2, it is characterized in that: between described sleeve and end cap, be provided with baffle plate, described baffle plate is provided with the fulcrum for fixing described baffle plate, described baffle plate is also provided with through hole, described dead man is located in described through hole, and described in the section ratio of described through hole, the cross section of sleeve is little.
4. the device for reverse osmosis membrane shell end cap of choosing according to claim 3, it is characterized in that: be provided with packing ring between described baffle plate and described sleeve, described packing ring is fitted on described baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520049792.1U CN204525330U (en) | 2015-01-23 | 2015-01-23 | For the device of reverse osmosis membrane shell end cap of choosing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520049792.1U CN204525330U (en) | 2015-01-23 | 2015-01-23 | For the device of reverse osmosis membrane shell end cap of choosing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204525330U true CN204525330U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520049792.1U Expired - Fee Related CN204525330U (en) | 2015-01-23 | 2015-01-23 | For the device of reverse osmosis membrane shell end cap of choosing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204525330U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425957A (en) * | 2016-11-30 | 2017-02-22 | 欧阳国建 | Filter cartridge dismounting device |
| CN108938074A (en) * | 2018-07-11 | 2018-12-07 | 上海锐植医疗器械有限公司 | A kind of ratchet handle |
-
2015
- 2015-01-23 CN CN201520049792.1U patent/CN204525330U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425957A (en) * | 2016-11-30 | 2017-02-22 | 欧阳国建 | Filter cartridge dismounting device |
| CN108938074A (en) * | 2018-07-11 | 2018-12-07 | 上海锐植医疗器械有限公司 | A kind of ratchet handle |
| CN108938074B (en) * | 2018-07-11 | 2021-03-02 | 上海锐植医疗器械有限公司 | Ratchet wheel handle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160123 |
|
| EXPY | Termination of patent right or utility model |