CN203315505U - Gearing for roller unlocking and medical gas supply apparatus with same - Google Patents
Gearing for roller unlocking and medical gas supply apparatus with same Download PDFInfo
- Publication number
- CN203315505U CN203315505U CN2013203233606U CN201320323360U CN203315505U CN 203315505 U CN203315505 U CN 203315505U CN 2013203233606 U CN2013203233606 U CN 2013203233606U CN 201320323360 U CN201320323360 U CN 201320323360U CN 203315505 U CN203315505 U CN 203315505U
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- needle roller
- mounting groove
- spool
- spacer ring
- chute
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Abstract
The utility model discloses a gearing for roller unlocking and a medical gas supply apparatus with the same. The gearing for roller unlocking comprises a valve spool, rollers, a spacer ring and a spring component. The spacer ring is sleeved on the valve spool and capable of sliding along the outer wall of the valve spool and provided with a mounting groove; second ends of the rollers are arranged in the mounting groove, and the rollers are driven by the spacer ring to move in roller slide ways. Compared with the conventional gearing, with the complicated linkage structure of parts, for roller unlocking of medical gas supply terminals, the gearing has the advantages that since friction superposed force of the parts is avoided effectively, the rollers slide in the roller slide ways more smoothly, convenience in use is achieved, requirements for manufacturing process are low, and manufacturing cost is reduced.
Description
Technical field
This utility model relates to the medical apparatus and instruments preparing technical field, more specifically, relates to a kind of actuating device for the needle roller release and the medical gas supply device with it.
Background technology
At present moral formula medical gas supply terminal on the market and the locking modes of two needle rollers that adopt of plug are connected more, in operating process, need to drive the needle roller that is in contact with it to roll along the upper skewed slot of spool by following layer packing ring, then going up the needle roller group drives the spacer ring be in contact with it to move downward again, again make the lower needle roller group that contacts with spacer ring moving along the declivity trough roller of spool, then descend the needle roller group to drive again lower floor's packing ring dead spring.This state is perfect condition, wants to allow this scheme implement smoothly to possess following condition: 1. the upper and lower skewed slot symmetry of spool must roughness consistent and the skewed slot section require very high; 2. the linearity of needle roller requires very high; 3. the flatness of the contact end face of each packing ring and roughness require very high.Must possess above-mentioned several condition, this scheme could normally be implemented.Therefore, traditional linkage structure is very harsh to processing and process conditions, and preparation cost is higher.
The utility model content
This utility model is intended to one of solve the problems of the technologies described above at least to a certain extent.
For this reason, a purpose of the present utility model is to propose a kind of actuating device for the needle roller release simple in structure, easy to use and with low cost.
Another purpose of the present utility model is to propose a kind of medical gas supply device with actuating device for the needle roller release of above-described embodiment.
According to the actuating device for the needle roller release of the present utility model, comprise: spool, described spool forms open column shape, be formed with installing space in described spool, be formed with the periphery wall that connects obliquely described spool and the needle roller chute of internal perisporium on described spool, the first end of described spool is provided with abutting part; Needle roller, described needle roller is located on described spool and the first end of described needle roller passes described needle roller chute; Spacer ring, described spacer ring is set on described spool and can slides along the periphery wall of described spool, be formed with mounting groove on described spacer ring, the second end of described needle roller is located in described mounting groove, and described needle roller moves under the drive of described spacer ring in described needle roller chute; And elastomeric element, described elastomeric element is set on described spool and, between described spacer ring and described abutting part, the two ends of described elastomeric element only are against between the first end of described abutting part and described spacer ring respectively.
According to the actuating device for the needle roller release of the present utility model, by form mounting groove on spacer ring, the mounting groove structure can be avoided conduction and the friction with needle roller effectively, and do not affect needle roller normally slides in the needle roller chute of spool, compare the labyrinth that the needle roller release of conventional medical supplying terminal needs each part mutually to link, actuating device of the present utility model has been avoided the superposed force of phase mutual friction between each part effectively, needle roller is slided in the needle roller chute more smooth and easy, use more convenient, and this structure requires relatively simple to preparation technology, reduced preparation cost.
In addition, according to the actuating device for the needle roller release of the present utility model, can also there is following additional technical characterictic:
According to an embodiment of the present utility model, described needle roller chute comprises the first needle roller chute arranged spaced apart and the second needle roller chute, angle between the axle center of described the first needle roller chute and described spool is less than the angle between the axle center of described the second needle roller chute and described spool, described mounting groove comprises two the first mounting grooves arranged spaced apart and the second mounting groove, the second end of the needle roller in described the first needle roller chute is located in described the first mounting groove, and the second end of the needle roller in described the second needle roller chute is located in described the second mounting groove.
According to an embodiment of the present utility model, described needle roller chute comprises the 3rd needle roller chute and the 4th needle roller chute, described the 3rd needle roller chute and described the first needle roller chute are with respect to the axle center symmetry of described spool, described the 4th needle roller chute and described the second needle roller chute are with respect to the axle center symmetry of described spool, described the first mounting groove and the second mounting groove form along oval-shaped slot and described first mounting groove of the circumferential extension of described spacer ring parallel with described the second mounting groove, the second end of the needle roller in described the 3rd needle roller chute is located in described the first mounting groove, the second end of the needle roller in described the 4th needle roller chute is located in described the second mounting groove.
According to an embodiment of the present utility model, also comprise the first packing ring, described the first gasket sleeve is located on described spool, and described the first packing ring is located at the second end of described spacer ring, the second end of the described spacer ring of first end butt of described the first packing ring.
According to an embodiment of the present utility model, described the second mounting groove is open slot, and described the second mounting groove is located at the first end of the opening part of the second end of described spacer ring and described the second mounting groove against described the first packing ring.
According to an embodiment of the present utility model, also comprise the second packing ring, described the second packing ring is located between described elastomeric element and described spacer ring, the described elastomeric element of first end butt of described the second packing ring, the first end of the described spacer ring of the second end butt of described the second packing ring.
According to an embodiment of the present utility model, described the first mounting groove is open slot, and described the first mounting groove is located at the first end of the opening part of the first end of described spacer ring and described the first mounting groove against described spacer ring.
According to an embodiment of the present utility model, described elastomeric element is spring.
According to an embodiment of the present utility model, described abutting part forms the annular flange flange extended radially outwardly along the first end of described spool, and is formed with screw thread on the outer peripheral face of described abutting part.
Medical gas supply device according to this utility model second aspect, comprising: supplying terminal; Plug; With according to the described actuating device for the needle roller release of above-described embodiment, described actuating device is located between described supplying terminal and described plug.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
The accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the structural representation according to the actuating device for the needle roller release of this utility model embodiment;
Fig. 2 is the profile according to the actuating device for the needle roller release of this utility model embodiment;
Fig. 3 is the side view according to the actuating device for the needle roller release of this utility model embodiment.
The specific embodiment
Below describe embodiment of the present utility model in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining this utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, orientation or the position relationship of the indications such as term " " center ", " vertically ", " laterally ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be only this utility model and simplified characterization for convenience of description; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, so can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " be only for describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " a plurality of " is two or more, unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, broad understanding should be done in the terms such as term " installation ", " being connected ", " connection ", " fixing ", for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in this utility model.
Below specifically describe at first by reference to the accompanying drawings the actuating device for the needle roller release according to this utility model first aspect embodiment.
As shown in Figure 1 to Figure 3, according to the actuating device for the needle roller release of this utility model embodiment, comprise: spool 10, needle roller 20, spacer ring 30 and elastomeric element 40.
Particularly, spool 10 forms open column shape, in spool 10, is formed with installing space, is formed with the periphery wall that connects obliquely spool 10 and the needle roller chute 11 of internal perisporium on spool 10, and the first end of spool 10 is provided with abutting part 12.Wherein, the i.e. left end of spool 10 as shown in Figure 2 of the first end of spool 10.
Thus, the actuating device for the needle roller release according to this utility model embodiment, by form mounting groove 31 on spacer ring 30, mounting groove 31 structures can be avoided conduction and the friction with needle roller 20 effectively, and do not affect needle roller 20 in the interior normal slip of the needle roller chute 11 of spool 10, compare the labyrinth that the needle roller release of conventional medical supplying terminal needs each part mutually to link, actuating device of the present utility model has been avoided the superposed force of phase mutual friction between each part effectively, make needle roller 20 more smooth and easy in the interior slip of needle roller chute 11, use more convenient, and this structure requires relatively simple to preparation technology, reduced preparation cost.
Wherein, about structure and the shape of abutting part 12, be not particularly limited, as long as can play the effect of only supporting elastomeric element 40.Consider that this actuating device also needs to coordinate with other equipment, preferably, according to an embodiment of the present utility model, abutting part 12 forms the annular flange flange extended radially outwardly along the first end of spool 10, and is formed with screw thread on the outer peripheral face of abutting part 12.In other words, the periphery of the left end end of spool 10 is formed with flange, and this flange has certain width, and the screw thread formed on flange can be for coordinating with other devices.
It should be noted that, according to the actuating device for the needle roller release of this utility model embodiment, be generally used for the locking and unlocking between medical gas supply terminal and plug.Particularly, medical gas supply terminal and plug are located in the installing space of spool 10, and under normality, elastomeric element 40 is in relaxation state, and needle roller 20 blocks the medical gas supply terminal and it is connected with plug, and medical gas supply terminal and plug are in the lock state.When promoting spacer ring 30, while making its elasticity of compression parts 40, the athletic meeting of spacer ring 30 drives needle roller 20 in the interior slip of needle roller chute 11, needle roller 20 positions change, unclamp the medical gas supply terminal, and plug ejects under the extruding of elastomeric element 40, the medical gas supply terminal is separated with plug, realizes release.
As shown in Figure 2, according to an embodiment of the present utility model, needle roller chute 11 comprises the first needle roller chute 111 arranged spaced apart and the second needle roller chute 112, angle between the axle center of the first needle roller chute 111 and spool 10 is less than the angle between the axle center of the second needle roller chute 112 and spool 10, mounting groove 31 comprises two the first mounting grooves 311 arranged spaced apart and the second mounting groove 312, the second end of the needle roller 20 in the first needle roller chute 111 is located in the first mounting groove 311, and the second end of the needle roller 20 in the second needle roller chute 112 is located in the second mounting groove 312.Thus, by two needle roller chutes 11 are set, can strengthen being located at the fixed effect of the device in installing space.
Further, needle roller chute 11 also comprises the 3rd needle roller chute 113 and the 4th needle roller chute 114, the 3rd needle roller chute 113 and the first needle roller chute 111 are with respect to the axle center symmetry of spool 10, the 4th needle roller chute 114 and the second needle roller chute 112 are with respect to the axle center symmetry of spool 10, the first mounting groove 311 and the second mounting groove 312 form along oval-shaped slot and first mounting groove 311 of the circumferential extension of spacer ring 30 parallel with the second mounting groove 312, the second end of the needle roller 20 in the 3rd needle roller chute 113 is located in the first mounting groove 311, the second end of the needle roller 20 in the 4th needle roller chute 114 is located in the second mounting groove 312.Thus, by the 3rd needle roller chute 113 and the 4th needle roller chute 114 of setting and the first needle roller chute 111 and the second needle roller chute 112 symmetries, can further improve the fixed effect of this actuating device.
According to an embodiment of the present utility model, the described actuating device for the needle roller release also comprises the first packing ring 50, the first packing ring 50 is set on spool 10, and the first packing ring 50 is located at the second end of spacer ring 30, the second end of the first end butt spacer ring 30 of the first packing ring 50.In other words, the first packing ring 50 is located at the end of spacer ring 30 away from elastomeric element 40, i.e. the right-hand member of spool 10, and the first packing ring 50 butt spacer ring 30, the first packing rings 50 motions can drive spacer ring 30 motions.Thus, when supplying terminal and plug are carried out to release, do not need directly to promote spacer ring 30, and only need to promote the movement that the first packing ring 50 can be realized spacer ring 30.The first packing ring 50 can by the first packing ring 50 is set, can be avoided directly spacer ring 30 being applied to active force for metal material is prepared from, and has protected the Stability Analysis of Structures of spacer ring 30 and has used safety.
Correspondingly, owing to being provided with the first packing ring 50, the first packing ring 50 is resisted against the right-hand member of spacer ring 30, can promote spacer ring 30 motions by promoting the first packing ring 50, according to an embodiment of the present utility model, the second mounting groove 312 is open slot, and the second mounting groove 312 is located at the first end of the opening part of the second end of spacer ring 30 and the second mounting groove 312 against the first packing ring 50.Thus; needle roller 20 is located in the open slot of spacer ring 30; when the first packing ring 50 promotes spacer ring 30 motion; active force directly conducts to spacer ring 30, the first packing rings 50 can promote needle roller 20 motions, but has effectively avoided and the conduction of needle roller 20 and friction by force; can not affect the normal slip of needle roller 20 in needle roller chute 11; and the first packing ring 50 is metalwork, its smooth surface, make the slip of needle roller 20 more smooth and easy.
Further, according to an embodiment of the present utility model, should also comprise the second packing ring 60 for the actuating device of needle roller release, the second packing ring 60 is located between elastomeric element 40 and spacer ring 30, the first end of the second end butt spacer ring 30 of first end butt elastomeric element 40, the second packing rings 60 of the second packing ring 60.In other words, the second packing ring 50, the second packing rings 50 being set between the right-hand member of the left end of spacer ring 30 and elastomeric element 40 can be metalwork.Thus, avoided the left end of spacer ring 30 directly to be connected with elastomeric element 40, can avoid directly spacer ring 30 being applied to active force, further protected the Stability Analysis of Structures of spacer ring 30 and used safety.
Correspondingly, according to an embodiment of the present utility model, the first mounting groove 311 is open slot, and the first mounting groove 311 is located at the first end of the opening part of the first end of spacer ring 30 and the first mounting groove 311 against spacer ring 30.The similar of the second mounting groove 312 in the shape of the first mounting groove 311 and above-described embodiment, and corresponding technique effect is also similar, therefore repeats no more.
Be understandable that, the selection of the elastomeric element 40 in this utility model embodiment also is not particularly limited, and can carry out as required choose reasonable, can be also those of ordinary skills' structure commonly used.Alternatively, according to an embodiment of the present utility model, elastomeric element 40 is spring.Thus, the elastomeric element 40 of this structure is not only simple in structure, and with abutting part 12, coordinates conveniently, with low cost.
According to the medical gas supply device of this utility model second aspect embodiment, comprise: supplying terminal, plug and according to the described actuating device for the needle roller release of above-described embodiment, this actuating device is located between supplying terminal and plug.Because the actuating device for the needle roller release according to this utility model embodiment has above-mentioned technique effect, therefore, also there is corresponding technique effect according to the medical gas supply device of this utility model embodiment, be that needle roller 20 is more smooth and easy in the interior slip of needle roller chute 11, use more convenient, and this structure requires relatively simple to preparation technology, reduced preparation cost.
In addition, according to other configuration examples of the medical gas supply device of this utility model embodiment, as supplying terminal etc. and operation, be all known for those of ordinary skills, be not described in detail here.
Generally speaking, medical gas supply device according to this utility model embodiment, the actuating device that is used for the needle roller release by assembling, compare the labyrinth that the needle roller release of conventional medical supplying terminal needs each part mutually to link, actuating device of the present utility model has been avoided the superposed force of phase mutual friction between each part effectively, makes needle roller 20 more smooth and easy in the interior slip of needle roller chute 11, uses more convenient, and this structure requires relatively simple to preparation technology, reduced preparation cost.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although the above has illustrated and has described embodiment of the present utility model, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art is not in the situation that break away from principle of the present utility model and aim can be changed above-described embodiment in scope of the present utility model, modification, replacement and modification.
Claims (10)
1. the actuating device for the needle roller release, is characterized in that, comprising:
Spool, described spool forms open column shape, in described spool, is formed with installing space, is formed with the periphery wall that connects obliquely described spool and the needle roller chute of internal perisporium on described spool, and the first end of described spool is provided with abutting part;
Needle roller, described needle roller is located on described spool and the first end of described needle roller passes described needle roller chute;
Spacer ring, described spacer ring is set on described spool and can slides along the periphery wall of described spool, be formed with mounting groove on described spacer ring, the second end of described needle roller is located in described mounting groove, and described needle roller moves under the drive of described spacer ring in described needle roller chute; With
Elastomeric element, described elastomeric element is set on described spool and, between described spacer ring and described abutting part, the two ends of described elastomeric element only are against between the first end of described abutting part and described spacer ring respectively.
2. the actuating device for the needle roller release according to claim 1, it is characterized in that, described needle roller chute comprises the first needle roller chute arranged spaced apart and the second needle roller chute, angle between the axle center of described the first needle roller chute and described spool is less than the angle between the axle center of described the second needle roller chute and described spool, described mounting groove comprises two the first mounting grooves arranged spaced apart and the second mounting groove, the second end of the needle roller in described the first needle roller chute is located in described the first mounting groove, the second end of the needle roller in described the second needle roller chute is located in described the second mounting groove.
3. the actuating device for the needle roller release according to claim 2, it is characterized in that, described needle roller chute comprises the 3rd needle roller chute and the 4th needle roller chute, described the 3rd needle roller chute and described the first needle roller chute are with respect to the axle center symmetry of described spool, described the 4th needle roller chute and described the second needle roller chute are with respect to the axle center symmetry of described spool, described the first mounting groove and the second mounting groove form along oval-shaped slot and described first mounting groove of the circumferential extension of described spacer ring parallel with described the second mounting groove, the second end of the needle roller in described the 3rd needle roller chute is located in described the first mounting groove, the second end of the needle roller in described the 4th needle roller chute is located in described the second mounting groove.
4. the actuating device for the needle roller release according to claim 3, it is characterized in that, also comprise the first packing ring, described the first gasket sleeve is located on described spool, and described the first packing ring is located at the second end of described spacer ring, the second end of the described spacer ring of first end butt of described the first packing ring.
5. the actuating device for the needle roller release according to claim 4, it is characterized in that, described the second mounting groove is open slot, and described the second mounting groove is located at the first end of the opening part of the second end of described spacer ring and described the second mounting groove against described the first packing ring.
6. the actuating device for the needle roller release according to claim 5, it is characterized in that, also comprise the second packing ring, described the second packing ring is located between described elastomeric element and described spacer ring, the described elastomeric element of first end butt of described the second packing ring, the first end of the described spacer ring of the second end butt of described the second packing ring.
7. the actuating device for the needle roller release according to claim 6, it is characterized in that, described the first mounting groove is open slot, and described the first mounting groove is located at the first end of the opening part of the first end of described spacer ring and described the first mounting groove against described spacer ring.
8. according to the described actuating device for the needle roller release of any one in claim 1-7, it is characterized in that, described elastomeric element is spring.
9. the actuating device for the needle roller release according to claim 8, is characterized in that, described abutting part forms the annular flange flange extended radially outwardly along the first end of described spool, and be formed with screw thread on the outer peripheral face of described abutting part.
10. a medical gas supply device, is characterized in that, comprising:
Supplying terminal;
Plug; With
According to the described actuating device for the needle roller release of any one in claim 1-9, described actuating device is located between described supplying terminal and described plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203233606U CN203315505U (en) | 2013-06-05 | 2013-06-05 | Gearing for roller unlocking and medical gas supply apparatus with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203233606U CN203315505U (en) | 2013-06-05 | 2013-06-05 | Gearing for roller unlocking and medical gas supply apparatus with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203315505U true CN203315505U (en) | 2013-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203233606U Expired - Fee Related CN203315505U (en) | 2013-06-05 | 2013-06-05 | Gearing for roller unlocking and medical gas supply apparatus with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203315505U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104208796A (en) * | 2013-06-05 | 2014-12-17 | 北京谊安医疗系统股份有限公司 | Transmission device for roller pin unlocking and medical air supply device with same |
-
2013
- 2013-06-05 CN CN2013203233606U patent/CN203315505U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104208796A (en) * | 2013-06-05 | 2014-12-17 | 北京谊安医疗系统股份有限公司 | Transmission device for roller pin unlocking and medical air supply device with same |
| CN104208796B (en) * | 2013-06-05 | 2018-07-17 | 北京谊安医疗系统股份有限公司 | For the transmission device of needle roller unlock and with its medical gas supply device |
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| 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: 20131204 Termination date: 20150605 |
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| EXPY | Termination of patent right or utility model |