CN204092678U - Haemodialysis control unit joint sterilization combination - Google Patents
Haemodialysis control unit joint sterilization combination Download PDFInfo
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- CN204092678U CN204092678U CN201420462268.2U CN201420462268U CN204092678U CN 204092678 U CN204092678 U CN 204092678U CN 201420462268 U CN201420462268 U CN 201420462268U CN 204092678 U CN204092678 U CN 204092678U
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Abstract
This utility model discloses a kind of haemodialysis control unit joint sterilization combination, and joint is equipped with a disinfection cap, and the sterilizing tube upper orifice in disinfection cap is blocked by blanking cover; Be fixed with the first return spring between the vertical section of slide plate and sterilizing tube outer wall, the dual-side of horizontal segment snaps between the Horizontal limiting flange of respective side and sterilizing tube lower surface respectively; The horizontal segment of slide plate has special-shaped via hole; When disinfection cap is covered on joint time, annular stop boss and annular stop bit boss disengage, positive stop lug boss and stop bit boss disengage, at this moment disinfectant solution not only can the inwall of submergence connection tube, outer tube, interior pipe and sterilizing tube, and can simultaneously by the outer tube outer wall submergence above the outer wall of interior pipe and O RunddichtringO.This utility model is that joint has arranged a disinfection cap, thus make them form a sterilization combination, when disinfection cap is covered on joint time, disinfectant solution can reliably butt joint need the position of sterilization to carry out disinfection, so just can ensure use safety, whole disinfecting process need not need manually to intervene again as before.
Description
Technical field
This utility model belongs to haemodialysis control unit field, specifically, particularly relates to a kind of haemodialysis control unit joint sterilization combination.
Background technology
Joint is one of vitals on haemodialysis control unit, needs before the use to carry out disinfection to it.During sterilization, the inwall generally by pouring into disinfectant solution butt joint all parts carries out disinfection, and the outer tube outer wall above the interior pipe section of exposing of joint and O RunddichtringO carrys out cleaning disinfection often through the cotton swab speckling with iodine tincture or disinfectant solution.
Existing disinfection way can very reliably butt joint all parts inwall sterilization, but the outer tube outer wall adopting cleaning disinfection mode to come above the internal pipe section of exposing and O RunddichtringO is sterilized, then very easily occur that sterilization is uneven, the some places situation of not sterilizing even, so just cause sterilization unreliable, and this defect is very fatal for medical devices; Meanwhile, the work efficiency of cleaning disinfection is also lower, cannot realize automatic disinfection.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of haemodialysis control unit joint to sterilize combination, for by the disinfection cap in combining reliably butt joint carry out disinfection.
The technical solution of the utility model is as follows: a kind of haemodialysis control unit joint sterilization combination, this sterilization combination comprises joint, this joint contains outer tube, interior pipe and spring, wherein: described outer tube is up-small and down-big two-part structure, an O RunddichtringO is housed in the annular groove on its path section top, the bottom of this path section has an annular spacing groove, and the bottom of outer tube large footpath section is tightly connected after being enclosed within the large footpath section on connection tube top; With sliding matching mode dress within the outer tube, this interior pipe top is the section of exposing to described interior pipe, and interior pipe lower end closes, and has liquid outlet on the tube wall of interior pipe, and the inner pipe wall below this liquid outlet is provided with an annular stop boss; Described spring top is inserted in the blind hole of interior pipe bottom, this lower spring end is pressed on the annular installation base on described connection tube inwall, and fit in the annular stop bit boss bottom surface on described annular stop boss end face and outer tube wall, it is characterized in that: described joint is equipped with a disinfection cap, this disinfection cap comprises sterilizing tube, slide plate, spacing little bar and sealing column, and wherein sterilizing tube upper orifice is blocked by blanking cover; Described slide plate is L-type structure, first return spring is fixed with between the vertical section of this slide plate and described sterilizing tube outer wall, and the horizontal segment of slide plate is positioned at below sterilizing tube lower nozzle, the dual-side of this horizontal segment snaps between the Horizontal limiting flange of respective side and sterilizing tube lower surface respectively, and is slidably matched with it; The horizontal segment of described slide plate has the special-shaped via hole of a up/down perforation, this special-shaped via hole is made up of large rounded portions, middle curved portions and smaller part rounded portions, wherein smaller part rounded portions is connected with large rounded portions by middle curved portions, the centerline collineation of these three parts, and smaller part rounded portions and middle arc part are in the one end away from the vertical section of slide plate, and the large diameter of rounded portions and the external diameter of described outer tube path section adapt;
Described spacing little bar is four-part form multidiameter structure, be followed successively by path section, upper large footpath section, lower path section and lower large footpath section from top to bottom, wherein go up the small blind hole large footpath section and described sterilizing tube bottom vertically offered to be slidably matched, and second return spring is set with in upper path section, the lower end of this second return spring is against on the section end face of described large footpath, and the second return spring upper end is against at the bottom of the hole of described small blind hole; Described spacing little bar bottom is inserted in special-shaped via hole, the lower path section of this spacing little bar and the smaller part rounded portions snap-fit engagement of special-shaped via hole; Described sealing column is moving member, and is contained in sterilizing tube, is set with the 3rd return spring outside sealing column; Described 3rd return spring lower end is pressed on the flanging of sealing column bottom, and the 3rd return spring upper end is pressed on the positive stop lug boss bottom surface of annular on described sterilizing tube inwall, fits in the end face of this positive stop lug boss and the stop bit boss bottom surface of sealing column upper end annular;
When described disinfection cap is covered on joint time, the large rounded portions of described special-shaped via hole and annular spacing groove snap-fit engagement, the middle curved portions of this special-shaped via hole and the lower large footpath section snap-fit engagement of described spacing little bar, the step surface of bottom surface simultaneously and between the section of described outer tube large and small footpath of this lower large footpath section is fitted; Simultaneously, described interior pipe and sealing column are withstood mutually, thus described annular stop boss and annular stop bit boss are disengaged, and positive stop lug boss and stop bit boss disengage, at this moment disinfectant solution not only can the inwall of connection tube, outer tube, interior pipe and sterilizing tube described in submergence, and can simultaneously by the outer tube outer wall submergence above the outer wall of interior pipe and described O RunddichtringO.
When described disinfection cap is covered on joint time, the large rounded portions of described special-shaped via hole and annular spacing groove snap-fit engagement, the middle curved portions of this special-shaped via hole and the lower large footpath section snap-fit engagement of described spacing little bar, the step surface of this section bottom surface, lower large footpath simultaneously and between outer tube large footpath section and path section is fitted.Meanwhile, described interior pipe and sealing column are withstood mutually, thus make described spring and the 3rd return spring all be in compressive state, and at this moment annular stop boss and annular stop bit boss disengage, and positive stop lug boss and stop bit boss disengage.
If now inject disinfectant solution in described connection tube, after this disinfectant solution fills the inner chamber of connection tube, can flow in outer tube, and in described liquid outlet flows in pipe, and then in inflow sterilizing tube, at this moment disinfectant solution not only can submergence connection tube, outer tube, the inwall of interior pipe and sterilizing tube, and can simultaneously by the outer tube outer wall submergence above the outer wall of interior pipe and described O RunddichtringO, thus pass through the inwall of disinfectant solution butt joint simultaneously all parts, outer tube outer wall sterilization above the outer wall of interior pipe and O RunddichtringO, and then reliably butt joint carries out disinfection, whole process need not need manually to carry out disinfection again as before, so just automatic disinfection can be realized.
Meanwhile, described disinfection cap can also play certain protection and fungi-proofing effect, disinfection cap is taken off when needs use during joint.
In sum, this utility model is that joint has arranged a disinfection cap, thus make them form a sterilization combination, when disinfection cap is covered on joint time, the inwall of disinfectant solution submergence simultaneously joint all parts, outer tube outer wall above the outer wall of interior pipe and O RunddichtringO, thus reliably butt joint needs the position of sterilization to carry out disinfection, so just use safety can be ensured, whole disinfecting process need not need manually to intervene again as before, so just automatic disinfection can be realized, not only efficiency is high, and can Aseptic sterilisation be realized, and structure of the present utility model is simple, easy to implement, not only there is good practicality, but also can promote the use and carry out disinfection to the joint of other similar structures.
For the ease of being connected on haemodialysis control unit by joint, the outer wall of described connection tube path section is provided with vertically the back taper boss of annular.
For the ease of connecting, described sterilizing tube and blanking cover are threaded connection.
Beneficial effect: this utility model is that joint has arranged a disinfection cap, thus make them form a sterilization combination, when disinfection cap is covered on joint time, the inwall of disinfectant solution submergence simultaneously joint all parts, outer tube outer wall above the outer wall of interior pipe and O RunddichtringO, thus reliably butt joint needs the position of sterilization to carry out disinfection, so just use safety can be ensured, whole disinfecting process need not need manually to intervene again as before, so just automatic disinfection can be realized, not only efficiency is high, and can Aseptic sterilisation be realized, and structure of the present utility model is simple, easy to implement, not only there is good practicality, but also can promote the use and carry out disinfection to the joint of other similar structures.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of slide plate 8 in Fig. 1.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figure 1, 2, a kind of haemodialysis control unit joint sterilization combination, this sterilization combination is made up of joint J and disinfection cap G, and its center tap J is existing structure, and disinfection cap G is newly-increased structure, and this disinfection cap G arranges in order to butt joint J sterilizes.
Wherein, described joint J is formed primarily of outer tube 1, O RunddichtringO 2, connection tube 3, interior pipe 4 and spring 5.Described outer tube 1 is up-small and down-big two-part structure, the path section top of this outer tube 1 has an annular groove (unmarked in figure), an O RunddichtringO 2 is housed in this annular groove, and the bottom of outer tube 1 path section has an annular spacing groove 1a.Simultaneously, be tightly connected after the bottom of described outer tube 1 large footpath section is enclosed within the large footpath section on connection tube 3 top, thus outer tube 1 and connection tube 3 are linked together, the outer wall of this connection tube 3 path section is provided with vertically the back taper boss 3b of annular, the effect of these back taper boss 3b is increasing friction force, and during use, connection tube 3 is connected with the pipeline on haemodialysis control unit.
Described interior pipe 4 is contained in outer tube 1 with sliding matching mode, and the top of this interior pipe 4 is the section of exposing, and interior pipe 4 lower end closes.The tube wall of interior pipe 4 has liquid outlet 4a, and interior pipe 4 outer wall below this liquid outlet 4a is provided with an annular stop boss 4b.Described spring 5 number is one, and in vertically arranging, the top of this spring 5 is inserted in the blind hole of interior pipe 4 bottom, and the axial line of this blind hole and the axial line of interior pipe 4 centre bore are on same straight line.The lower end of described spring 5 is pressed on the annular installation base 3a on connection tube 3 inwall, and under the pretightning force effect of spring 5, fit in the end face of described annular stop boss 4b and the bottom surface of annular stop bit boss 1b, this annular stop bit boss 1b is located on the inwall of outer tube 1.
Can find out from Fig. 1,2, described disinfection cap G is formed primarily of sterilizing tube 6, blanking cover 7, slide plate 8, first return spring 9, spacing little bar 10, second return spring 11, sealing column 12 and the 3rd return spring 13.Wherein, the upper orifice of described sterilizing tube 6 is blocked by blanking cover 7, and sterilizing tube 6 and blanking cover 7 are together by a threaded connection.The lower nozzle of described sterilizing tube 6 has the relative Horizontal limiting flange 6a in two positions, forms a draw-in groove between this Horizontal limiting flange 6a and sterilizing tube 6 lower surface.Described slide plate 8 is L-type structure, and between the vertical section 8a and described sterilizing tube 6 outer wall of slide plate 8, be fixed with first return spring 9, this first return spring 9 is in being horizontally disposed with, and under the spring action of this root first return spring 9, slide plate 8 can do horizontal slip.In order to carry out spacing to the first return spring 9, can on the outer wall of sterilizing tube 6 relative set spacing retaining groove (not shown in FIG.), this spacing retaining groove is U-shaped structure, and its opening end is upward.
The horizontal segment 8b of slide plate 8 is positioned at the below of sterilizing tube 6 lower nozzle, the dual-side of this horizontal segment 8b snaps between the Horizontal limiting flange 6a of respective side and sterilizing tube 6 lower surface respectively, namely the dual-side of horizontal segment 8b snaps in corresponding described draw-in groove respectively, and is slidably matched with this draw-in groove.Simultaneously, the horizontal segment 8b of described slide plate 8 has the special-shaped via hole 8c of a up/down perforation, this special-shaped via hole 8c is made up of large rounded portions, middle curved portions and smaller part rounded portions, wherein smaller part rounded portions is connected with large rounded portions by middle curved portions, the centerline collineation of these three parts, and smaller part rounded portions and middle arc part are in the one end away from the vertical section of slide plate 8, and the large diameter of rounded portions and the external diameter of described outer tube 1 path section adapt.
As can be seen from Figure 1, described spacing little bar 10 carries out spacing for the stroke slided to slide plate 8, this spacing little bar 10 is four-part form multidiameter structure, be followed successively by path section, upper large footpath section, lower path section and lower large footpath section from top to bottom, wherein go up the small blind hole (not marking in figure) large footpath section and described sterilizing tube 6 bottom vertically offered and be slidably matched.The upper path section of described spacing little bar 10 is set with second return spring 11, and the lower end of this second return spring 11 is against on the upper large footpath section end face of spacing little bar 10, and the second return spring 11 upper end is against at the bottom of the hole of described small blind hole.Under the elastic force effect of the second return spring 11, spacing little bar 10 can move up and down.Described spacing little bar 10 bottom is inserted in special-shaped via hole 8c, the smaller part rounded portions snap-fit engagement of the lower path Duan Keyu abnormity via hole 8c of this spacing little bar 10, and the middle curved portions snap-fit engagement of the lower large footpath Duan Keyu abnormity via hole 8c of spacing little bar 10.When disinfection cap G does not cover on joint J time, under the pretightning force effect of described first return spring 9, the spacing lower path section of little bar 10 and the smaller part rounded portions snap-fit engagement of special-shaped via hole 8c.
Described sealing column 12 is moving member, and is contained in sterilizing tube 6, is set with the 3rd return spring 13 outside sealing column 12.The lower end of described 3rd return spring 13 is pressed on the flanging of sealing column 12 bottom, and the upper end of the 3rd return spring 13 is pressed on the positive stop lug boss 6b bottom surface of annular, and this positive stop lug boss 6b is located on the inwall of described sterilizing tube 6.Under the pretightning force effect of described 3rd return spring 13, the end face of positive stop lug boss 6b is fitted with the stop bit boss 12a bottom surface of annular, and this stop bit boss 12a opens in the upper end of sealing column 12.
Finally, can find out with reference to Fig. 1,2, when described disinfection cap G covers on joint J time, the large rounded portions of described special-shaped via hole 8c and annular spacing groove 1a snap-fit engagement, the middle curved portions of this special-shaped via hole 8c and the lower large footpath section snap-fit engagement of described spacing little bar 10, this section 10 bottom surface, lower large footpath simultaneously and the large step surface between footpath section and path section of outer tube 1 fit.Meanwhile, described interior pipe 4 and sealing column 12 are withstood mutually, thus make described spring 5 and the 3rd return spring 13 all be in compressive state, and at this moment annular stop boss 4b and annular stop bit boss 1b disengages, and positive stop lug boss 6b and stop bit boss 12a disengages.
If now inject disinfectant solution in described connection tube 3, after this disinfectant solution fills the inner chamber of connection tube 3, can flow in outer tube 1, and in described liquid outlet 4a flows in pipe 4, and then flow in sterilizing tube 6, at this moment disinfectant solution not only can the inwall of submergence connection tube 3, outer tube 1, interior pipe 4 and sterilizing tube 6, and simultaneously by the outer tube 1 outer wall submergence above the outer wall of interior pipe 4 and described O RunddichtringO 2, and then can be sterilized by outer tube 1 outer wall above the inwall of disinfectant solution butt joint simultaneously J all parts, the outer wall of interior pipe 4 and O RunddichtringO 2.
When needs use joint J, disinfection cap G need be taken off, when getting disinfection cap G, only need press the vertical section 8a of described slide plate 8, at this moment slide plate 8 is moved to the left, thus poison lid G and joint J is thrown off, at this moment spacing little bar 10 moves down reset under the effect of the second return spring 11, the lower path section of this spacing little bar 10 and the smaller part rounded portions snap-fit engagement of special-shaped via hole 8c; Meanwhile, described annular stop boss 4b and annular stop bit boss 1b fits under the effect of spring 5, and positive stop lug boss 6b and stop bit boss 12a fits under the effect of the 3rd return spring 13.
The foregoing is only preferred embodiment of the present utility model; it is not restriction with this utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. a haemodialysis control unit joint sterilization combination, this sterilization combination comprises joint (J), this joint contains outer tube (1), interior pipe (4) and spring (5), wherein: described outer tube (1) is up-small and down-big two-part structure, an O RunddichtringO (2) is housed in the annular groove on its path section top, the bottom of this path section has an annular spacing groove (1a), and the bottom of outer tube (1) large footpath section is tightly connected after being enclosed within the large footpath section on connection tube (3) top, described interior pipe (4) is contained in outer tube (1) with sliding matching mode, this interior pipe top is the section of exposing, interior pipe (4) lower end closes, and on the tube wall of interior pipe, having liquid outlet (4a), the inner pipe wall below this liquid outlet is provided with an annular stop boss (4b), described spring (5) top is managed in the blind hole of (4) bottom in inserting, this lower spring end is pressed on the annular installation base (3a) on described connection tube (3) inwall, and fit in annular stop bit boss (1b) bottom surface on described annular stop boss (4b) end face and outer tube (1) inwall, it is characterized in that: described joint (J) is equipped with a disinfection cap (G), this disinfection cap comprises sterilizing tube (6), slide plate (8), spacing little bar (10) and sealing column (12), wherein sterilizing tube (6) upper orifice is blocked by blanking cover (7), described slide plate (8) is L-type structure, first return spring (9) is fixed with between the vertical section (8a) of this slide plate and described sterilizing tube (6) outer wall, and the horizontal segment (8b) of slide plate (8) is positioned at below sterilizing tube (6) lower nozzle, the dual-side of this horizontal segment snaps between the Horizontal limiting flange (6a) of respective side and sterilizing tube (6) lower surface respectively, and is slidably matched with it, the horizontal segment (8b) of described slide plate (8) has the special-shaped via hole (8c) of a up/down perforation, this special-shaped via hole is made up of large rounded portions, middle curved portions and smaller part rounded portions, wherein smaller part rounded portions is connected with large rounded portions by middle curved portions, the centerline collineation of these three parts, and smaller part rounded portions and middle arc part are in the one end away from the vertical section of slide plate (8), and the large diameter of rounded portions and the external diameter of described outer tube (1) path section adapt,
Described spacing little bar (10) is four-part form multidiameter structure, be followed successively by path section, upper large footpath section, lower path section and lower large footpath section from top to bottom, wherein go up the small blind hole large footpath section and described sterilizing tube (6) bottom vertically offered to be slidably matched, and in upper path section, be set with second return spring (11), the lower end of this second return spring is against on the section end face of described large footpath, and the second return spring (11) upper end is against at the bottom of the hole of described small blind hole; Described spacing little bar (10) bottom is inserted in special-shaped via hole (8c), the lower path section of this spacing little bar and the smaller part rounded portions snap-fit engagement of special-shaped via hole (8c); Described sealing column (12) is moving member, and is contained in sterilizing tube (6), is set with the 3rd return spring (13) outside sealing column; Described 3rd return spring (13) lower end is pressed on the flanging of sealing column (12) bottom, 3rd return spring upper end is pressed on positive stop lug boss (6b) bottom surface of annular on described sterilizing tube (6) inwall, fits in stop bit boss (12a) bottom surface of the end face of this positive stop lug boss and sealing column (12) upper end annular;
When described disinfection cap (G) is covered on joint (J) time, the large rounded portions of described special-shaped via hole (8c) and annular spacing groove (1a) snap-fit engagement, the middle curved portions of this special-shaped via hole and the lower large footpath section snap-fit engagement of described spacing little bar (10), the step surface of bottom surface simultaneously and between the section of described outer tube (1) large and small footpath of this lower large footpath section is fitted; Simultaneously, described interior pipe (4) and sealing column (12) are withstood mutually, thus described annular stop boss (4b) and annular stop bit boss (1b) are disengaged, and positive stop lug boss (6b) and stop bit boss (12a) disengage, at this moment disinfectant solution not only can the inwall of connection tube (3), outer tube (1), interior pipe (4) and sterilizing tube (6) described in submergence, and can simultaneously by outer tube (1) the outer wall submergence of the outer wall of interior pipe (4) and described O RunddichtringO (2) top.
2. haemodialysis control unit joint sterilization combination according to claim 1, is characterized in that: the back taper boss (3b) outer wall of described connection tube (3) path section being provided with vertically annular.
3. haemodialysis control unit joint sterilization combination according to claim 1 and 2, is characterized in that: described sterilizing tube (6) and blanking cover (7) are threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420462268.2U CN204092678U (en) | 2014-08-15 | 2014-08-15 | Haemodialysis control unit joint sterilization combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420462268.2U CN204092678U (en) | 2014-08-15 | 2014-08-15 | Haemodialysis control unit joint sterilization combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204092678U true CN204092678U (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420462268.2U Active CN204092678U (en) | 2014-08-15 | 2014-08-15 | Haemodialysis control unit joint sterilization combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204092678U (en) |
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2014
- 2014-08-15 CN CN201420462268.2U patent/CN204092678U/en active Active
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