CN102600039A - Self-excavating safe spraying eye bath - Google Patents
Self-excavating safe spraying eye bath Download PDFInfo
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- CN102600039A CN102600039A CN2012100782137A CN201210078213A CN102600039A CN 102600039 A CN102600039 A CN 102600039A CN 2012100782137 A CN2012100782137 A CN 2012100782137A CN 201210078213 A CN201210078213 A CN 201210078213A CN 102600039 A CN102600039 A CN 102600039A
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Abstract
The invention provides a self-excavating safe spraying eye bath, which comprises a base, an eyebath basin, an eyebath nozzle, a water inlet pipe, a water outlet pipe, a water inlet, a drainage opening, a pedal, a pedal resetting mechanism and a pedal drive mechanism, wherein a master water inlet valve is arranged on the water inlet pipe; the master water inlet valve comprises a valve body, and a valve rod, a valve core and a valve clack, which are sequentially connected; a valve core cavity is arranged inside the valve body; a water inlet cavity communicated with the valve core cavity, a drainage cavity, a feeding cavity and a valve rod cavity are respectively arranged at four end parts of the valve body; the water inlet cavity is communicated with the feeding cavity when the valve clack is opened, and the drainage cavity is communicated with the feeding cavity when the valve clack is closed. According to the self-excavating safe spraying eye bath disclosed by the invention, as the master water inlet valve with a stop valve clack structure is adopted, control of communication of the water inlet and the water inlet pipe or communication of the drainage opening and the water inlet pipe is achieved by a movement of the valve rod. The pedal resetting mechanism only resets the pedal while the valve clack is closed due to a pressure action of medium at the water inlet, so that a water leakage phenomenon caused by lacking of opening and closing of a valve does not happen.
Description
Technical field
The invention belongs to the eye syringe field, be specifically related to a kind of from emptying type safety shower eye syringe.
Background technology
Eye syringe is safety and the indispensable equipment of labor protection, is contact acid, alkali, Organic substance etc. are poisonous, the corrosive substance occasion is indispensable emergent, protection facility.When field operation person's eyes or Body contact poisonous and harmful and when having other corrosive chemicals; Eye syringe can these equipment to eyes with health promptly washes or dash and drench, mainly be to avoid chemical substance that human body is caused further injury.Function and application occasion according to eye syringe is different, and eye syringe is divided into following several types again: combined type eye syringe, portable eye syringe, the anticorrosive eye syringe of high-performance, electric tracing dash and drench eye syringe and automatic evacuation and anti-freezing type eye syringe etc.
Automatically evacuation and anti-freezing type eye syringe abbreviates as from emptying type eye syringe, and when when emptying type eye syringe is in off working state, the water in the device can automatic emptying, and the water in can assurance device does not freeze, and can operate as normal, is particularly suitable for the area of frost.Mainly comprise eyebath basin, be in an Intrapelvic shower nozzle, water inlet pipe, water inlet control valve, outlet pipe and the pedal gear etc. washed of eyebath basin from emptying type eye syringe.When user station upper footboard, the pedal gear action drives water inlet control valve and opens; When user leaves pedal, drive pedal gear through spring reverse motion and reset, and water inlet control valve is closed, the water or the cleanout fluid that accumulate in washing a shower nozzle and water inlet pipe are discharged through outlet pipe.
At present, basically all be to adopt tee ball valve from the water inlet control valve of emptying type eye syringe, when user station upper footboard, pedal drives ball valve and opens; When user leaves pedal, drive pedal through spring reverse motion and reset and ball valve is closed.The moment of torsion that the characteristics of ball valve need for valve when the initial and position that is about to close of opening is for maximum.And the strength of the characteristics of spring reverse motion when to be spring reset finish is minimum, and the strength when spring reset begins is maximum.Make ball valve to close smoothly and put in place that the maximum that the strength when then spring reset closes to an end need overcome pedal weight and ball valve is closed the strength of power sum, cause the strength of spring when the valve opening position but also very big so not only.So adopt occurring ball valve from emptying type water inlet main valve through regular meeting and closing not in place of this structure; Cause whole device to occur leaking; Or occur spring strength too big and make pedal step on not in place, valve opening is not in place, causes the flushing liquor underfed, thereby can not satisfy rinsing requirement.
Summary of the invention
The invention provides a kind ofly from emptying type safety shower eye syringe, it is not in place and cause whole device to occur leaking to have solved valve closing, and valve opening is not in place and cause the technical problem of flushing liquor underfed.
The present invention realizes through following technical scheme:
A kind ofly comprise base, eyebath basin, wash a shower nozzle, water inlet pipe, outlet pipe, water inlet and discharge outlet from emptying type safety shower eye syringe, and pedal, pedal resetting-mechanism and pedal gear; Wash in the pelvic cavity that a shower nozzle is arranged at eyebath basin, water inlet pipe with wash a shower nozzle and be connected, outlet pipe is connected with the pelvic cavity of eyebath basin, water inlet pipe and outlet pipe are installed on the base; Water inlet pipe is provided with a water inlet main valve; The water inlet main valve is used to control water inlet and whether discharge outlet is communicated with water inlet pipe; Pedal links to each other with the water inlet main valve through pedal gear; The pedal resetting-mechanism is used for pedal is resetted;
It is characterized in that said water inlet main valve comprises valve body, and connect valve rod, spool and the flap that is synchronized with the movement successively; The set inside of valve body has a spool chamber, and four ends of valve body are respectively arranged with intake antrum, drain chamber, upper water cavity and the valve-rod cavity that is communicated with spool chamber, and an end of intake antrum links to each other with water inlet; One end of drain chamber links to each other with discharge outlet; One end of upper water cavity links to each other with water inlet pipe, and valve rod is mobilizable to be installed in the valve-rod cavity, and spool is installed in the spool chamber; Flap is installed in the intake antrum, forms with valve body to be sealed and matched; When flap was opened fully, intake antrum was communicated with upper water cavity; When flap was closed fully, drain chamber was communicated with upper water cavity.
The present invention adopts the water inlet main valve of stop valve valve structure, has realized controlling being communicated with of water inlet and water inlet pipe by the motion of valve rod, and perhaps discharge outlet and water inlet pipe is communicated with.When user was stepped on down pedal, pedal gear drove valve rod to the motion of water inlet direction, and spool is blocked discharge outlet, and flap separates with valve body, and the water inlet main valve is opened, and the medium of water inlet is communicated with water inlet pipe via intake antrum and upper water cavity; When user leaves pedal; The pedal resetting-mechanism drives pedal and resets, and pedal gear resets, and flap is owing to the water inlet pressure action of medium is closed; Valve rod is to the opposite direction motion of water inlet; Flap contacts with valve seal, and the water inlet main valve cuts out, and discharge outlet is communicated with water inlet pipe through drain chamber.Because the pedal resetting-mechanism only resets to pedal, so the required strength that resets of pedal resetting-mechanism is smaller, and flap is to close owing to the water inlet pressure action of medium, so the not in place and phenomenon of leaking of valve switch can not occur.Because the strength that resets of pedal resetting-mechanism is smaller, a normal adult stands on the pedal and can open into water main valve smoothly fully simultaneously; Therefore in the time of the lighter user of body weight can not occurring and stand in pedal, valve is opened not in place and the phenomenon flushing liquor underfed that causes.
The present invention further is provided with and is: said pedal gear comprises a fork and a connecting rod, and the two ends of fork link to each other with connecting rod with pedal respectively, and the two ends of connecting rod link to each other with the valve rod of fork with the water inlet main valve respectively; Fork is provided with a swing rotating shaft, and said swing rotating shaft is fixed on the base through a rigid member.So be provided with and can be easily the operation of pedal be delivered to the into valve rod of water main valve.Certain pedal gear according to the invention is not limited to this, for example can also be toggle etc.
The present invention further is provided with and is: the sidewall of said spool chamber is provided with an alignment pin, and spool is provided with the groove that cooperates with alignment pin.So be provided with and prevent the spool unintentional rotation.
The present invention further is provided with and is: said pedal resetting-mechanism is a back-moving spring, and an end of back-moving spring is fixedly mounted on the outlet pipe, and the other end is fixedly mounted on the pedal.So be provided with and realize resetting of pedal simply and easily.
The present invention further is provided with and is: said pedal resetting-mechanism is a back-moving spring, and an end of back-moving spring is fixedly mounted on the valve body of water main valve into, and the other end is fixedly mounted on the valve rod.The motion that can pass through valve rod and pedal gear so is set, and then realizes resetting of pedal.
The present invention further is provided with and is: form an inner space between the upper end wall of said spool and the spool chamber, the lower end wall and the spool chamber of spool are sealed and matched, and the lower end wall of spool is provided with first osculum that spool chamber is communicated with drain chamber; When flap was opened fully, first osculum moved in the intake antrum, and intake antrum is communicated with spool chamber and upper water cavity; When flap was closed fully, first osculum vertically was communicated with upper water cavity with drain chamber.The medium that can the make water inlet gap via valve body and flap so is set, is communicated with water inlet pipe.
The present invention further is provided with and is: said spool and spool chamber are sealed and matched, and the upper end wall of spool has been disposed radially second inlet opening and second osculum, and second inlet opening is communicated with second osculum at valve core inside, and second osculum is a through hole; When flap was opened fully, second osculum moved in the intake antrum, and intake antrum is communicated with second osculum, second inlet opening and upper water cavity; When flap was closed fully, second osculum vertically was communicated with upper water cavity with drain chamber.So be provided with can make water inlet medium via the osculum on the spool and second inlet opening, be communicated with water inlet pipe.
The present invention further is provided with and is: said spool radially also is provided with first inlet opening, and first inlet opening is a through hole, the intersect vertical axis of the axis of said first inlet opening and second osculum.The medium that can make water inlet so is set gets into second inlet opening by second osculum on the spool and first inlet opening respectively, thereby be communicated with, can increase the flow that gets into the water inlet pipe medium with water inlet pipe.
The present invention further is provided with and is: said valve rod and spool are structure as a whole.So setting can be so that the processing of spool.
Description of drawings
Fig. 1 is the structure chart from emptying type safety shower eye syringe according to the invention;
Fig. 2 is the structure chart of water inlet main valve among Fig. 1;
Fig. 3 is the A-A cutaway view of Fig. 2;
Fig. 4 is the structure chart of another embodiment of the present invention;
Fig. 5 is the structure chart of water inlet main valve among Fig. 4.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed explanation.
Shown in Fig. 1-3, the invention provides a kind ofly from emptying type safety shower eye syringe, comprise base 1, eyebath basin 2, wash a shower nozzle 3, water inlet pipe 4, outlet pipe 5, water inlet 6 and discharge outlet 7, and pedal 8, pedal resetting-mechanism and pedal gear; Wash in the pelvic cavity that a shower nozzle 2 is arranged at eyebath basin 1, water inlet pipe 4 with wash a shower nozzle 2 and be connected, outlet pipe 5 is connected with the pelvic cavity of eyebath basin 1, water inlet pipe 4 is installed on the base 1 with outlet pipe 5; Water inlet pipe 4 is provided with a water inlet main valve 9; Whether water inlet main valve 9 is used to control water inlet 6 and is communicated with water inlet pipe 4 with discharge outlet 7; Pedal 8 links to each other with water inlet main valve 9 through pedal gear; The pedal resetting-mechanism is used for pedal 8 is resetted.The pedal resetting-mechanism is a back-moving spring 12, and an end of back-moving spring 12 is fixedly mounted on the outlet pipe 5, and the other end is fixedly mounted on the pedal 8.Pedal gear comprises a fork 10 and a connecting rod 11, and the two ends of fork 10 link to each other with connecting rod 11 with pedal 8 respectively, and the two ends of connecting rod 11 link to each other with the valve rod 91 of fork 10 with water inlet main valve 9 respectively; Fork 10 is provided with a swing rotating shaft 13, and said swing rotating shaft 13 is fixed on the base 1 through a rigid member.Wherein fork 10 is a chute with the junction of pedal 8, and fork 10 is provided with a rotating shaft with the junction of connecting rod 11 and the junction of connecting rod 11 and valve rod 91, and fork 10 can rotate along swing rotating shaft 13.
Water inlet main valve 9 comprises valve body 91; And connect valve rod 92, spool 93 and the flap 94 be synchronized with the movement successively; The set inside of valve body 91 has a spool chamber 95, and four ends of valve body 91 are respectively arranged with intake antrum 96, drain chamber 97, upper water cavity 98 and the valve-rod cavity 99 that is communicated with spool chamber 95, and an end of intake antrum 96 links to each other with water inlet 6; One end of drain chamber 97 links to each other with discharge outlet 7; One end of upper water cavity 98 links to each other with water inlet pipe 4, and valve rod 92 mobilizable being installed in the valve-rod cavity 99 are provided with sealing ring between valve rod 92 and the valve-rod cavity 99.Spool 93 is installed in the spool chamber 95, and flap 94 is installed in the intake antrum 96, forms with valve body 91 to be sealed and matched.Form an inner space between the upper end wall of spool 93 and the spool chamber 95, the lower end wall of spool 93 and spool chamber 95 are sealed and matched, and the lower end wall of spool 93 is provided with first osculum 71 that spool chamber 95 is communicated with drain chamber 97; The stroke of said flap 94 is more than or equal to the aperture of first osculum 71.When flap 94 was opened fully, first osculum 71 moved in the intake antrum 96, and intake antrum 96 is communicated with spool chamber 95 and upper water cavity 98, and then is communicated with water inlet pipe 4 via gap between valve body 91 and the flap 94 and said inner space; When flap 94 was closed fully, sealing intake antrum 96 cut off medium, and first osculum 71 vertically is communicated with upper water cavity 98 with drain chamber 97.Also be provided with an alignment pin 14 on the sidewall of spool chamber 95, spool 93 is provided with the groove 15 that cooperates with alignment pin 14, and alignment pin 14 cooperates with groove 15, can prevent spool 93 unintentional rotation.
Another embodiment of the present invention is shown in Figure 4 and 5, and an end of back-moving spring 12 is fixedly mounted on the valve body 91 of water main valve 9 into, and the other end is fixedly mounted on the valve rod 92.Can realize resetting of pedal 8 through the motion of valve rod 92 and pedal gear like this.Said spool 93 is sealed and matched with spool chamber 95; The upper end wall of spool 93 has been disposed radially second inlet opening 62 and second osculum 72; Both lay respectively at the axial both sides of upper water cavity 98, and second inlet opening 62 is communicated with second osculum 72 in that spool 93 is inner, and second osculum 72 is a through hole; When flap 94 was opened fully, second osculum 72 moved in the intake antrum 96, and intake antrum 96 is communicated with second osculum 72, second inlet opening 62 and upper water cavity 98; When flap 94 was closed fully, sealing intake antrum 96 cut off medium, and second osculum 72 vertically is communicated with upper water cavity 98 with drain chamber 97.Spool 93 radially also is provided with first inlet opening 61, the intersect vertical axis of the axis of said first inlet opening 61 and second osculum 72.During flap 94 complete openings; Second osculum 72 is moved in the intake antrum, and the medium of water inlet 6 gets into second inlet opening 62 respectively through second osculum 72 and first inlet opening 61, flows into upper water cavity 98; Be communicated with water inlet pipe 4, so can increase the flow that gets into water inlet pipe 4 media.For the ease of processing, the valve rod 92 in this embodiment is structure as a whole with spool 93, can certainly adopt the branch body structure.The structure of other parts of this embodiment is identical with the structure of embodiment described in Fig. 1-3, repeats no more at this.
Work process from emptying type safety shower eye syringe according to the invention is following:
When user was stepped on down pedal 8, drive mechanism drove the direction motion of valve rod 92 to water inlet 6, and flap 94 separates with valve body 91, and spool 93 is blocked discharge outlet 7, and water inlet main valve 9 is opened, and water inlet 6 is communicated with water inlet pipe 4; Owing to open the operating physical force that needs maximum in a flash of water inlet main valve 9; And the strength of back-moving spring 12 is minimum at this moment; Therefore open the medium that is merely that inlet valve 9 need overcome and act on the strength on the flap 94, a normal adult stands on the pedal and can open into water main valve smoothly fully.When user left pedal 8, back-moving spring 12 drove pedal 8 and resets, and valve rod 92 resets with drive mechanism; Flap 94 receives the pressure medium effect and closes; Valve rod 92 is to the opposite direction motion of water inlet 6, and flap 94 contacts with valve body 91 sealings, and water inlet main valve 9 cuts out; Discharge outlet 6 is communicated with water inlet pipe 4 through drain chamber 97, so can the hydrops in the water inlet pipe 4 be discharged through action of gravity.
Claims (9)
1. one kind from emptying type safety shower eye syringe, and comprise base, eyebath basin, wash a shower nozzle, water inlet pipe, outlet pipe, water inlet and discharge outlet, and pedal, pedal resetting-mechanism and pedal gear; Wash in the pelvic cavity that a shower nozzle is arranged at eyebath basin, water inlet pipe with wash a shower nozzle and be connected, outlet pipe is connected with the pelvic cavity of eyebath basin, water inlet pipe and outlet pipe are installed on the base; Water inlet pipe is provided with a water inlet main valve; The water inlet main valve is used to control water inlet and whether discharge outlet is communicated with water inlet pipe; Pedal links to each other with the water inlet main valve through pedal gear; The pedal resetting-mechanism is used for pedal is resetted;
It is characterized in that said water inlet main valve comprises valve body, and connect valve rod, spool and the flap that is synchronized with the movement successively; The set inside of valve body has a spool chamber, and four ends of valve body are respectively arranged with intake antrum, drain chamber, upper water cavity and the valve-rod cavity that is communicated with spool chamber, and an end of intake antrum links to each other with water inlet; One end of drain chamber links to each other with discharge outlet; One end of upper water cavity links to each other with water inlet pipe, and valve rod is mobilizable to be installed in the valve-rod cavity, and spool is installed in the spool chamber; Flap is installed in the intake antrum, forms with valve body to be sealed and matched; When flap was opened fully, intake antrum was communicated with upper water cavity; When flap was closed fully, drain chamber was communicated with upper water cavity.
2. according to claim 1 from emptying type safety shower eye syringe; It is characterized in that; Said pedal gear comprises a fork and a connecting rod, and the two ends of fork link to each other with connecting rod with pedal respectively, and the two ends of connecting rod link to each other with the valve rod of fork with the water inlet main valve respectively; Fork is provided with a swing rotating shaft, and said swing rotating shaft is fixed on the base through a rigid member.
3. according to claim 1ly it is characterized in that from emptying type safety shower eye syringe the sidewall of said spool chamber is provided with an alignment pin, spool is provided with the groove that cooperates with alignment pin.
4. describedly it is characterized in that from emptying type safety shower eye syringe said pedal resetting-mechanism is a back-moving spring according to claim 1-3 is arbitrary, an end of said back-moving spring is fixedly mounted on the outlet pipe, and the other end is fixedly mounted on the pedal.
5. describedly it is characterized in that from emptying type safety shower eye syringe said pedal resetting-mechanism is a back-moving spring according to claim 1-3 is arbitrary, an end of said back-moving spring is fixedly mounted on the valve body of water main valve into, and the other end is fixedly mounted on the valve rod.
6. arbitrary described from emptying type safety shower eye syringe according to claim 1-3; It is characterized in that; Form an inner space between the upper end wall of said spool and the spool chamber; The lower end wall and the spool chamber of spool are sealed and matched, and the lower end wall of spool is provided with first osculum that spool chamber is communicated with drain chamber; When flap was opened fully, first osculum moved in the intake antrum, and intake antrum is communicated with spool chamber and upper water cavity; When flap was closed fully, first osculum vertically was communicated with upper water cavity with drain chamber.
7. arbitrary described from emptying type safety shower eye syringe according to claim 1-3; It is characterized in that; Said spool and spool chamber are sealed and matched; The upper end wall of spool has been disposed radially second inlet opening and second osculum, and second inlet opening is communicated with second osculum at valve core inside, and second osculum is a through hole; When flap was opened fully, second osculum moved in the intake antrum, and intake antrum is communicated with second osculum, second inlet opening and upper water cavity; When flap was closed fully, second osculum vertically was communicated with upper water cavity with drain chamber.
8. according to claim 7ly it is characterized in that from emptying type safety shower eye syringe said spool radially also is provided with first inlet opening, first inlet opening is a through hole, the intersect vertical axis of the axis of said first inlet opening and second osculum.
9. according to claim 7 from emptying type safety shower eye syringe, it is characterized in that said valve rod and spool are structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210078213.7A CN102600039B (en) | 2012-03-22 | 2012-03-22 | Self-excavating safe spraying eye bath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210078213.7A CN102600039B (en) | 2012-03-22 | 2012-03-22 | Self-excavating safe spraying eye bath |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102600039A true CN102600039A (en) | 2012-07-25 |
| CN102600039B CN102600039B (en) | 2014-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210078213.7A Expired - Fee Related CN102600039B (en) | 2012-03-22 | 2012-03-22 | Self-excavating safe spraying eye bath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102600039B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105193611A (en) * | 2014-06-10 | 2015-12-30 | 无锡百科知识产权有限公司 | Eye cleaning device |
| CN107929039A (en) * | 2017-11-15 | 2018-04-20 | 盐城市斯壮格安全设备有限公司 | Electric tracing vertical eye washer |
| CN111728854A (en) * | 2020-06-09 | 2020-10-02 | 浙江科恩实验设备有限公司 | Emergency shower device for laboratory |
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| KR20100005366U (en) * | 2008-11-17 | 2010-05-26 | 장상윤 | A opening and closing footplate for emergency of eye cleaning device |
| CN201734939U (en) * | 2010-08-23 | 2011-02-09 | 浙江旭龙机械工业有限公司 | Self-emptying eye washing device |
| CN201743906U (en) * | 2010-08-23 | 2011-02-16 | 浙江旭龙机械工业有限公司 | Eye washer capable of realizing opening and closing in linkage manner |
| CN201959218U (en) * | 2011-03-03 | 2011-09-07 | 崔上上 | Emergency shower eye washer |
| US20110225725A1 (en) * | 2010-03-18 | 2011-09-22 | Kersten Steven A | Portable Eyewash Assembly |
| CN202526541U (en) * | 2012-03-22 | 2012-11-14 | 浙江旭龙机械工业有限公司 | Self-evacuation type safe spraying eye washer |
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2012
- 2012-03-22 CN CN201210078213.7A patent/CN102600039B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100005366U (en) * | 2008-11-17 | 2010-05-26 | 장상윤 | A opening and closing footplate for emergency of eye cleaning device |
| US20110225725A1 (en) * | 2010-03-18 | 2011-09-22 | Kersten Steven A | Portable Eyewash Assembly |
| CN201734939U (en) * | 2010-08-23 | 2011-02-09 | 浙江旭龙机械工业有限公司 | Self-emptying eye washing device |
| CN201743906U (en) * | 2010-08-23 | 2011-02-16 | 浙江旭龙机械工业有限公司 | Eye washer capable of realizing opening and closing in linkage manner |
| CN201959218U (en) * | 2011-03-03 | 2011-09-07 | 崔上上 | Emergency shower eye washer |
| CN202526541U (en) * | 2012-03-22 | 2012-11-14 | 浙江旭龙机械工业有限公司 | Self-evacuation type safe spraying eye washer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105193611A (en) * | 2014-06-10 | 2015-12-30 | 无锡百科知识产权有限公司 | Eye cleaning device |
| CN107929039A (en) * | 2017-11-15 | 2018-04-20 | 盐城市斯壮格安全设备有限公司 | Electric tracing vertical eye washer |
| CN111728854A (en) * | 2020-06-09 | 2020-10-02 | 浙江科恩实验设备有限公司 | Emergency shower device for laboratory |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102600039B (en) | 2014-03-26 |
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