CN208623020U - External socket and infusion equipment - Google Patents

Abstract

The utility model discloses a kind of external socket and infusion equipment.The external socket includes jack housing, gasket, pressing plate.The jack housing is equipped with the socket mounting hole planted for external plug-in, the inner wall of the socket mounting hole is equipped with ring-shaped step, the ring-shaped step has towards the step surface on the outside of the socket mounting hole, and annular groove is equipped between the step surface and the inner wall of the socket mounting hole.The gasket includes gasket body and annular flange, and the gasket body has provided the first distribution corresponding with the socket mounting hole respective socket jack, and the annular flange and the annular groove, which are planted, to be cooperated.The pressing plate is mounted in the jack housing, and it is located at the outside of the gasket, the pressing plate has provided the second distribution corresponding with the socket mounting hole respective socket jack, the inner surface of the pressing plate is convexly equipped with annular convex rib, the annular convex rib is abutted with the gasket body, and the gasket body is pressed on the step surface.

Description

External socket and infusion equipment

Technical field

The utility model relates to infusion equipment technical field, in particular to a kind of external socket and infusion equipment.

Background technique

Infusion equipment (such as infusion pump, syringe pump) is to be transfused the ancillary equipment of medical fluid, and this kind of infusion equipment has because of it The preferably control ability of infusion medical fluid, can reach preferable medical effect, thus at home and abroad medical institutions obtain extensively It uses.The electric control gear (such as power supply, controller) of this kind of infusion equipment be equipped with external socket, the external socket have with it is outer The jack of portion's plug-in unit (such as power supply line, sensor, data line, signal wire etc.) grafting.

However, excessive situation often occurs in infusion bag Chinese medicine liquid during being transfused medical fluid, excessive liquid is dripped to It on external socket, is easily penetrated into inside machine from jack position, it is possible to cause power supply short circuit, or the internal first device of damage Part leads to mechanical disorder, causes malpractice, fire is possibly even caused when serious.Therefore, the jack position of this kind of ancillary equipment Certain water-proof function must be had by setting.The external socket of existing infusion equipment generally uses serum cap or uses O-ring waterproof Gasket, but this kind of waterproof construction has that sealing effect is poor.Therefore, the external of sealing effect can be improved by needing one kind Socket.

Utility model content

The main purpose of the utility model is to propose a kind of external socket, it is intended to can improve the sealing effect of external socket Fruit.

To achieve the above object, the utility model proposes a kind of external socket, the external socket includes jack housing, pad Piece, pressing plate；Wherein, the jack housing is equipped with the socket mounting hole planted for external plug-in component, the inner wall of the socket mounting hole Face is equipped with ring-shaped step, and the ring-shaped step has towards the step surface on the outside of the socket mounting hole, the step surface and institute It states and is equipped with annular groove between the inner wall of socket mounting hole；The gasket includes gasket body and the week from the gasket body The annular flange of the inside projection in side, the gasket body have provided and the socket mounting hole respective socket jack corresponding first Distribution, the annular flange and the annular groove, which are planted, to be cooperated；The pressing plate is mounted in the jack housing, and is located at institute The outside of gasket is stated, the pressing plate has provided the second distribution corresponding with the socket mounting hole respective socket jack, the pressure The inner surface of plate is convexly equipped with annular convex rib, and the annular convex rib abuts with the gasket body, the gasket body is pressed in On the step surface.

Preferably, the outer surface of the jack housing is additionally provided on the outside of the socket mounting hole, pacifies for the pressing plate The mounting groove of dress, the mounting groove are arranged in polygon；Correspondingly, the pressing plate in polygon be arranged, with the mounting groove Adaptation.

Preferably, the mounting groove has two slot ends for being located at the socket mounting hole two opposite sides, described Slot end is arranged in triangular shape；The pressing plate is connect with the bottom surface screw of the slot end.

Preferably, the thickness of the annular convex rib is in be gradually reduced setting along its projection direction.

Preferably, the aperture of first distribution is less than or equal to the aperture of the socket mounting hole respective socket.

Preferably, heart position is convexly equipped with annular extension edge, the annular extension edge to the peritreme of first distribution thereto Thickness be less than the thickness of the gasket body, first distribution passes through the annular extension edge and the external plug-in component interference Cooperation.

Preferably, the gasket is made of elastic material or flexible material.

The utility model also provides a kind of infusion equipment, and the infusion equipment includes external socket and external plug-in component, described External socket includes jack housing, gasket, pressing plate；Wherein, the jack housing is equipped with the socket planted for external plug-in component and installs Hole, the inner wall of the socket mounting hole are equipped with ring-shaped step, and the ring-shaped step has towards on the outside of the socket mounting hole Step surface, between the step surface and the inner wall of the socket mounting hole be equipped with annular groove；The gasket includes gasket Main body and annular flange from the inside projection in the periphery of the gasket body, the gasket body has provided and the socket is installed Corresponding first distribution of hole respective socket jack, the annular flange and the annular groove, which are planted, to be cooperated；The pressing plate installation In the jack housing, and it is located at the outside of the gasket, the pressing plate has provided and the socket mounting hole respective socket Corresponding second distribution of jack, the inner surface of the pressing plate are convexly equipped with annular convex rib, the annular convex rib and the gasket body It abuts, the gasket body is pressed on the step surface.The socket mounting hole of the external plug-in component and the external socket Respective socket is adapted to grafting.

Preferably, the external plug-in component is times in power cord plug or sensor package or USB plug-in unit, HDMI plug-in unit It anticipates one kind.

Preferably, the infusion equipment is infusion pump or syringe pump.

Gasket correspondence is assembled to slotting by the technical solution of the utility model first when assembling the external socket In annular groove outside the socket mounting hole of seat shell, and keep the annular groove outside the annular flange and socket mounting hole of gasket suitable With grafting, so as to form outer layer sealing.Then, the pressing plate is installed to the outside of gasket, pressing plate connects solid with jack housing Fixed, the annular convex rib of pressing plate inner surface compresses the outer surface of gasket, the deformation so that gasket curves inwardly, and then gasket is compressed On the step surface, so that the inner surface of gasket is close together with the step surface, and then internal layer sealing, the internal layer are formed Sealing and the sealing of above-mentioned outer layer cooperatively form double-layer sealing structure, sealing effect are effectively improved, to reduce power supply short circuit, member Device is damaged equal and its fault condition generation, and then reduces safety hazards.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the schematic diagram of an embodiment of the utility model external socket and external plug-in component grafting；

Fig. 2 is the main view of external socket and external plug-in component in Fig. 1；

Fig. 3 is the cross-sectional view intercepted in Fig. 2 along I-I line；

Fig. 4 is the enlarged drawing in Fig. 3 at A；

Fig. 5 is the structural decomposition diagram of external socket and external plug-in component in Fig. 1；

Fig. 6 is the structural decomposition diagram of external socket in Fig. 5；

Fig. 7 is the structural schematic diagram of jack housing in Fig. 6；

Fig. 8 is the structural schematic diagram of gasket in Fig. 6；

Fig. 9 is the structural schematic diagram of pressing plate in Fig. 6；

Figure 10 is the schematic diagram of another embodiment of the utility model external socket and external plug-in component grafting；

Figure 11 is the structural decomposition diagram of Figure 10 external socket and external plug-in component；

Figure 12 is the structural decomposition diagram of Figure 11 external socket；

Figure 13 is the structural schematic diagram of jack housing in Figure 12.

Drawing reference numeral explanation:

Label	Title	Label	Title
				100	External socket	121a	First distribution
110	Jack housing	121b	Annular extension edge
				111	Socket mounting hole	122	Annular flange
112	Ring-shaped step	130	Pressing plate
				112a	Step surface	131	Annular convex rib
113	Annular groove	132	Second distribution
				114	Mounting groove	133	Through-hole
115	Screw hole	140	Screw
				120	Gasket	200	External plug-in component
121	Gasket body

The utility model aim is realized, the embodiments will be further described with reference to the accompanying drawings for functional characteristics and advantage.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture) Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.

In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve The combination of case is not present, also not within the protection scope of the requires of the utility model.

The utility model discloses a kind of external socket, and the external socket can apply the infusion device in Medical Devices In, it is used for and external plug-in grafting.The external socket has preferable sealing effect, and it is outer by this to can be avoided outside liquid The jack of combination hub enters inside it, to reduce, power supply short circuit, component be impaired etc. and its generation of fault condition, in turn Reduce safety hazards.The Figure of description 1 of the utility model be should be noted that into Figure 13, indicated by solid arrow It is slot, hole, cavity or face structure.

It please refers to Fig.1 to Fig.3, in an embodiment of the utility model external socket 100, external socket 100 includes socket Shell 110, gasket 120, pressing plate 130.Wherein, jack housing 110 is equipped with the socket mounting hole 111 planted for external plug-in component 200, The inner wall of socket mounting hole 111 is equipped with ring-shaped step 112, and ring-shaped step 112 has the platform in 111 outside of socket object mounting hole Terrace 112a is equipped with annular groove 113 between step surface 112a and the inner wall of plug-and-socket mounting hole 111.Gasket 120 includes pad Piece main body 121 and annular flange 122 from the inside projection in the periphery of gasket body 121, gasket body 121 has provided and socket is pacified The corresponding first distribution 121a of 111 respective socket jack of hole is filled, annular flange 122 and annular groove 113 plant cooperation (refering to figure 3 and Fig. 4).Pressing plate 130 is mounted in jack housing 110, and is located at the outside of gasket 120, and pressing plate 130 has been provided pacifies with socket Corresponding second distribution 132 of 111 respective socket jack of hole is filled, the inner surface of pressing plate 130 is convexly equipped with annular convex rib 131, convex annular Muscle 131 is abutted with gasket body 121, and gasket body 121 is pressed on step surface 112a.

Referring to Fig. 5, specifically, external socket 100 passes through the grafting corresponding with external plug-in component 200 of socket mounting hole 111. There are many types for the specific structure of external plug-in component 200, for example, external plug-in component 200 can be inserted for power cord plug or sensor Any one in part or USB plug-in unit, HDMI plug-in unit, and then to should be 200 type of external plug-in component corresponding for socket mounting hole 111 Pass.If external plug-in component 200 is power cord plug, socket mounting hole 111 is corresponding power line jack, such as triangle Mounting hole (such as Fig. 1 to Fig. 5)；If external plug-in component 200 is USB plug-in unit, socket mounting hole 111 is corresponding USB peace Fill hole (such as Figure 11 to Figure 13)；If external plug-in component 200 is HDMI plug-in unit, socket mounting hole 111 is corresponding HDMI Mounting hole (not shown).In the present embodiment, by the socket mounting hole 111 of jack housing 110 be power supply line mounting hole for into Row illustrates, and other kinds of jack housing 110 can refer to implementation.

When assembling external socket 100, firstly, by the corresponding socket mounting hole 111 for being assembled to jack housing 110 of gasket 120 In outer annular groove 113, and it is adapted to the annular flange 122 of gasket 120 with the annular groove 113 outside socket mounting hole 111 Grafting, so as to form outer layer sealing.Then, pressing plate 130 is installed to the outside of gasket 120, pressing plate 130 and jack housing 110 It is connected and fixed, the annular convex rib 131 of 130 inner surface of pressing plate compresses the outer surface of gasket 120, so that gasket 120 curves inwardly Deformation, and then gasket 120 is pressed on step surface 112a, so that the inner surface of gasket 120 and step surface 112a are tightly attached to one It rises, and then forms internal layer sealing, internal layer sealing and above-mentioned outer layer sealing cooperatively form double-layer sealing structure, are effectively improved close Seal effect.When external plug-in component 200 and external socket 100, which are planted, to be connected, external plug-in component 200 passes sequentially through the on pressing plate 130 The first distribution 121a and socket aperture grafting corresponding with socket mounting hole 111 in two distribution 132, gasket 120.

Also it should be noted that gasket 120 preferably uses the material that can be deformed to be made, as flexible deformation, plastic deformation, Plastic deformation.Herein preferably, gasket 120 is made of elastic material or flexible material, such as rubber material, silica gel material Deng.Pressing plate 130 preferably uses the material with preferable intensity to be made, such as plastic material；Alternatively, elastic material system can also be used At such as rubber material.

The technical solution of the utility model, by the way that annular is arranged on 111 inner wall of socket mounting hole of jack housing 110 Gasket 120 is mounted in the annular groove 113 by step 112 and annular groove 113, and using pressing plate 130 that gasket 120 is tight On the close step surface 112a for being pressed on the ring-shaped step 112, to form double-layer sealing structure in the ring week of socket mounting hole 111 (referring to Such analysis), so that (liquid in external environment can be the excessive medicine of infusion equipment to the liquid in external environment Liquid or other equipment or the liquid artificially surprisingly dripped) it is difficult to enter inside it from the ring week of socket mounting hole 111, greatly Sealing effect is improved greatly, power supply short circuit, component be impaired etc. and its generation of fault condition to reduce, and then reduces safety Accident potential.

Fig. 5 to Fig. 8 is please referred to, based on the above embodiment, for convenient for the installation of pressing plate 130, the outer surface of jack housing 110 is also Equipped with the mounting groove 114 for being located at 111 outside of socket mounting hole, pressing plate 130 is mounted in mounting groove 114.For mounting groove 114 Shape is limited there is no specific, mounting groove 114 can the setting of rounded or polygon, only need to be with the shape adaptation of pressing plate 130 It can.But it is considered herein that arrives, if mounting groove 114 and the rounded setting of pressing plate 130, pressing plate 130 are easy in mounting groove It is movable in 114, it is not easy to assemble, and the stability assembled is poor.In consideration of it, it is preferred that mounting groove 114 is arranged in polygon；Accordingly Ground, pressing plate 130 is also arranged in polygon, so that pressing plate 130 is adapted to installation with mounting groove 114.In this way, working as pressing plate 130 When being accommodated in mounting groove 114, mounting groove 114 is not susceptible to activity, high stability.

Fig. 5 to Fig. 8 is please referred to, can be in quadrangle, pentagon for 114 concrete shape of mounting groove in the present embodiment Or hexagon setting.Here, the hexagonal setting of mounting groove 114.Mounting groove 114, which has, is located at socket mounting hole Two slot ends of 111 two opposite sides, the slot end are arranged in triangular shape；The bottom surface screw of pressing plate 130 and the slot end 140 connections.

Specifically, its bottom surface of the slot end of mounting groove 114 is equipped with screw hole 115, and the end of pressing plate 130 is equipped with and screw hole 115 Corresponding through-hole 133, the through-hole 133 and screw hole 115 are connected pressing plate 130 and jack housing 110 solid by screw 140 It is fixed.Since mounting groove 114 is arranged in polygon, to may make on pressing plate 130 when pressing plate 130 is placed in mounting groove 114 Through-hole 133 and mounting groove 114 in screw 140 correspond, be not necessarily to manual-alignment.

After the assembly is completed by pressing plate 130 and mounting groove 114, the annular convex rib 131 on pressing plate 130 is pressed on gasket 120 Outer surface deforms and is pressed on the step surface 112a of ring-shaped step 112 so that gasket 120 curves inwardly.Here, in order to reinforce padding The tightness degree that piece 120 is contacted with step surface 112a, it is preferable that the thickness of annular convex rib 131 is in gradually to subtract along its projection direction Small setting.By by the thickness of annular convex rib 131 along its projection direction in being gradually reduced setting, may make annular convex rib 131 The face area of inner end is smaller, can so reduce the contact surface that annular convex rib 131 is contacted with gasket 120, to effectively increase ring Shape convex ribs 131 are applied to the pressure on gasket 120, and pressure is bigger, and gasket 120 contacts closer with step surface 112a.

Fig. 5 to Fig. 8 is please referred to, above-mentioned any one embodiment is based on, when external plug-in component 200 and external socket 100 are planted and connected When connecing, external plug-in component 200 pass sequentially through the second distribution 132, the first distribution 121a and with 111 respective socket jack of socket mounting hole Grafting, therefore, for convenience of external plug-in component 200 and 111 respective socket of socket mounting hole can smooth grafting, the first distribution 121a's Aperture can be equal to the aperture of 111 respective socket of socket mounting hole.But in order to reinforce the external plug-in component 200 and socket installation 111 respective socket jack of hole connects sealing effect, it is preferable that the aperture of the first distribution 121a is corresponding less than socket mounting hole 111 The aperture of socket so may make the external plug-in component 200 and the first distribution 121a to be interference fitted, prevent the liquid in external environment It passes through from the first distribution 121a to inside it.

It further, can also heart position be convexly equipped with annular extension edge 121b, ring thereto in the peritreme of the first distribution 121a The thickness of shape extension edge 121b be less than shim body 121 thickness, the first distribution 121a by annular extension edge 121b with it is external Plug-in unit 200 is interference fitted.When external plug-in component 200 is by during the first distribution 121a, annular extension edge 121b with patch outside Part 200 directly contacts, and inwardly deforms under friction force, and annular extension edge 121b still tightly wraps up external plug-in component 200, so that the leakproofness of the first distribution 121a is preferable, the liquid in external environment is difficult to pass through from the first distribution 121a.

The utility model also provides a kind of infusion equipment, and the infusion equipment includes external socket 100 and external plug-in component 200；Wherein, the specific structure of external socket 100 is referring to above-described embodiment, the socket peace of external plug-in component 200 and external socket 100 It fills 111 respective socket jack of hole and is adapted to grafting.Since this infusion equipment uses whole technical solutions of above-mentioned all embodiments, Therefore all beneficial effects brought by the same technical solution with above-described embodiment, this is no longer going to repeat them.It is described defeated Liquid equipment is infusion pump or syringe pump.Preferably, the external plug-in component 200 be power cord plug or sensor package or Any one in USB plug-in unit, HDMI plug-in unit.

Herein it should be noted that external socket 100 may be mounted at the case inside of infusion equipment, or it is mounted on infusion The hull outside of equipment, setting tool body does not limit herein.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (10)

1. a kind of external socket is used for and external plug-in component grafting, which is characterized in that

Jack housing, the jack housing are equipped with the socket mounting hole planted for external plug-in component, the inner wall of the socket mounting hole Face is equipped with ring-shaped step, and the ring-shaped step has towards the step surface on the outside of the socket mounting hole, the step surface and institute It states and is equipped with annular groove between the inner wall of socket mounting hole；

Gasket, the gasket include gasket body and the annular flange from the inside projection in the periphery of the gasket body, the pad Piece main body has provided the first distribution corresponding with the socket mounting hole respective socket jack, the annular flange and the annular Groove plants cooperation；And

Pressing plate, the pressing plate are mounted in the jack housing, and are located at the outside of the gasket, and the pressing plate has provided and institute Corresponding second distribution of socket mounting hole respective socket jack is stated, the inner surface of the pressing plate is convexly equipped with annular convex rib, the ring Shape convex ribs are abutted with the gasket body, and the gasket body is pressed on the step surface.

2. external socket as described in claim 1, which is characterized in that the outer surface of the jack housing is additionally provided with positioned at described The mounting groove installed on the outside of socket mounting hole, for the pressing plate, the mounting groove are arranged in polygon；Correspondingly, the pressing plate It is arranged in polygon, to be adapted to the mounting groove.

3. external socket as claimed in claim 2, which is characterized in that the mounting groove, which has, is located at the socket installation Two slot ends of hole two opposite sides, the slot end are arranged in triangular shape；The bottom surface screw of the pressing plate and the slot end Connection.

4. external socket as described in claim 1, which is characterized in that the thickness of the annular convex rib along its projection direction be in by Decrescence small setting.

5. external socket as described in claim 1, which is characterized in that the aperture of first distribution is less than or equal to described insert The aperture of seat mounting hole respective socket.

6. external socket as claimed in claim 5, which is characterized in that the heart position projection thereto of the peritreme of first distribution There is annular extension edge, the thickness of the annular extension edge is less than the thickness of the gasket body, and first distribution passes through described Annular extension edge and the external plug-in component are interference fitted.

7. the external socket as described in claim 1 to 6 any one, which is characterized in that the gasket is by elastic material or soft Property material is made.

8. a kind of infusion equipment, which is characterized in that the infusion equipment includes as claimed in any one of claims 1 to 7 outer Combination hub and external plug-in component, the external plug-in component are adapted to grafting with the socket mounting hole respective socket of the external socket.

9. infusion equipment as claimed in claim 8, which is characterized in that the external plug-in component is power cord plug or sensor Any one in plug-in unit or USB plug-in unit, HDMI plug-in unit.

10. infusion equipment as claimed in claim 9, which is characterized in that the infusion equipment is infusion pump or syringe pump.