CN208955688U - A kind of dismountable dorsal clamp type charger baby - Google Patents

Abstract

The utility model provides a kind of dismountable dorsal clamp type charger baby, belongs to mobile power source technical field.Dismountable dorsal clamp type charger baby includes shell and charge storage unit.Shell is equipped with the charging connector for accommodating the holding tank of mobile device and being electrically connected with mobile device.Charge storage unit is detachably connected with shell, and charge storage unit is electrically connected with charging connector, and for being mobile power supply equipment.Wherein shell and charge storage unit are that charge storage unit is installed on shell by two detachable components when needing to charging of mobile devices.When mobile device does not need charging; charge storage unit can be disassembled from shell; shell is just used as a common mobile phone shell to play the role of protecting mobile phone at this time; this dismountable dorsal clamp type charger baby does not need to charge by wired data line; body is light and handy; it is convenient and practical, and the replacement cost of charge storage unit is lower.

Description

A kind of dismountable dorsal clamp type charger baby

Technical field

The utility model relates to mobile power source technical fields, in particular to a kind of dismountable dorsal clamp type charger baby.

Background technique

Currently, there are two types of the common portable power supplies charged the phone: portable charged precious and dorsal clamp type charger baby.It uses Need to connect two ports of mobile phone and charger baby, and the volume of charger baby when portable charged precious by USB data line Larger, the presence of data line and large volume can make troubles to using；Dorsal clamp type charger baby, which is one, can be directly sleeved on mobile phone On shell, the inside includes battery and circuit system, and dorsal clamp type charger baby is mostly to be directed to high-end type and design, and is made very much User cannot enjoy its convenience.

Utility model content

The purpose of this utility model is to provide a kind of dismountable dorsal clamp type charger baby, with improve it is portable charged precious and Existing dorsal clamp type charger baby problem inconvenient for use.

The utility model is realized in this way:

Based on above-mentioned purpose, the utility model provides a kind of dismountable dorsal clamp type charger baby, including shell and storage list Member；The shell is equipped with the charging for accommodating the holding tank of the mobile device and being electrically connected with the mobile device Head；The charge storage unit is detachably connected with the shell, and the charge storage unit is electrically connected with the charging connector, and for being The mobile power supply equipment.

Further, the shell has the front surface and rear surface being oppositely arranged, and the holding tank is set to the preceding table Face, the rear surface are equipped with protrusion, and the protrusion is equipped with groove, and the charge storage unit is placed in the groove.

Further, the groove is equipped with electrode, and the electrode is electrically connected with the charge storage unit, the electrode with it is described Charging connector electrical connection.

Further, dismountable dorsal clamp type charger baby further includes flexible package circuit board, the flexible package electricity Road plate is electrically connected with the charging connector, the electrode and the flexible package circuit board electrical connection.

Further, the charging connector includes male plug and female, and the male plug is used for and the mobile device Electrical connection, the charge storage unit are electrically connected with the male plug, and the male plug is electrically connected with the female.

Further, the protrusion is equipped with lid, and the lid is rotatablely connected with the protrusion, the lid Body can open or close the notch of the groove relative to protrusion rotation.

Further, the lid has open position and closed position；

When the lid is located at the closed position, the lid closes the notch；

When the lid is located at the open position, the lid opens the notch, and where the lid Plane where plane and the shell arranges that the lid can support the shell, the shell is kept in angle In heeling condition.

Further, support construction is equipped between the protrusion and the lid, the support construction is used for will be described Lid is kept and the open position.

Further, the support construction includes the sleeve being articulated on the lid and the cunning for being articulated with the protrusion Bar, the slide bar are slidably disposed in the sleeve；

Part is equipped with position limiting structure between the sleeve and the cunning, and the position limiting structure includes the limit on the sleeve Hole and the locating part being movably arranged on the slide bar are equipped with elastic component between the locating part and the slide bar；

When the lid is located at the open position, the elastic component can make the relatively described slide bar diameter of the locating part To movement and it is inserted in the limit hole.

Further, hanging buckle structure is additionally provided between the protrusion and the lid, the hanging buckle structure is used for institute It states lid and is held in the closed position；

The hanging buckle structure includes the pin thread set on described lid one end and the female thread on the protrusion, when described When lid is located at the closed position, the pin thread hanging buckle is in the female thread.

The beneficial effects of the utility model include:

Kind the utility model provides a kind of dismountable dorsal clamp type charger baby, including shell and charge storage unit, wherein shell It is that charge storage unit is installed on shell by two detachable components when needing to charging of mobile devices with charge storage unit；Work as shifting When dynamic equipment does not need charging, charge storage unit can be disassembled from shell, shell is just used as a common mobile phone at this time Shell plays the role of protecting mobile phone, and this dismountable dorsal clamp type charger baby does not need to charge by wired data line, Body is light and handy, convenient and practical, and the replacement cost of charge storage unit is lower.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the structural schematic diagram for dismountable dorsal clamp type charger baby that the utility model embodiment 1 provides；

Fig. 2 is structural schematic diagram of the shell shown in FIG. 1 at the first visual angle；

Fig. 3 is structural schematic diagram of the shell shown in FIG. 1 at the second visual angle；

Fig. 4 is the structural schematic diagram of lid shown in FIG. 1；

Fig. 5 is structural schematic diagram of the support construction shown in FIG. 1 at the first visual angle；

Fig. 6 is structural schematic diagram of the support construction shown in FIG. 1 at the second visual angle.

Icon: the dismountable dorsal clamp type charger baby of 100-；10- charge storage unit；20- shell；21- front surface；211- is accommodated Slot；212- charging connector；2121- male plug；2122- female；22- rear surface；23- protrusion；24- groove；241- first Long inner wall；The long inner wall of 242- second；The first articulated section 2421-；The second articulated section 2422-；2423- female thread；In 243- first is short Wall；2431- positive electrode；2432- negative electrode；The first pin hole of 2433-；The short inner wall of 244- second；The second pin hole of 2441-；25- is flexible Dimensional packaged circuit board；26- lid；The first long side of 261-；The second long side of 262-；2621- pin thread；The first short side of 263-；264- second Short side；265- third pin hole；The upper surface 266-；The lower surface 267-；2671- third articulated section；The 4th articulated section 2672-；2673- First limiting slot；The second limiting slot of 2674-；The first support construction of 27-；271- first sleeve；The first limit hole of 2711-；272- First slide bar；The first locating part of 2721-；The second support construction of 28-；281- second sleeve；The second limit hole of 2811-；282- Two slide bars；The second locating part of 2821-.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the utility model embodiment, it should be noted that indicating position or positional relationship is based on attached drawings Shown in orientation or positional relationship or the utility model product using when the orientation or positional relationship usually put, or Orientation or positional relationship that those skilled in the art usually understand or the utility model product using when usually put Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model Limitation.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, it is not understood to indicate or imply phase To importance.

In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art Language " setting ", " installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or It is integrally connected；It can be and be directly connected to, can also be indirectly connected with by intermediary.For those of ordinary skill in the art For, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.

Embodiment 1

Fig. 1 is the structural schematic diagram of dismountable dorsal clamp type charger baby 100 in the present embodiment.As shown in Figure 1, this implementation A kind of dismountable dorsal clamp type charger baby 100 that example provides, including shell 20 and charge storage unit 10, shell 20 and charge storage unit 10 It is detachably connected.

In the present embodiment, charge storage unit 10 is battery, and for being charging of mobile devices, charge storage unit 10 is with positive electricity Pole and negative electrode.In the present embodiment, mobile device is mobile phone, and in other specific embodiments, mobile device can also be other Equipment, such as tablet computer.

Fig. 2 is the structural schematic diagram at the first visual angle of shell 20 shown in FIG. 1.In the present embodiment, as shown in Fig. 2, shell Body 20 is rectangular configuration, and shell 20 has the front surface 21 and rear surface 22 being oppositely arranged.Front surface 21 is held equipped with a rectangle Receive slot 211, the length direction and width direction of holding tank 211 are consistent with the length direction of shell 20 and width direction, holding tank 211 for placing electronic equipment, and the inner wall of holding tank 211 in the longitudinal direction is equipped with charging connector 212, charging connector 212 are electrically connected for mobile device；In the present embodiment, charging connector 212 includes male plug 2121 and female 2122, male plug First 2121 are electrically connected with female 2122, and female 2122 can be realized external power supply and be electrically connected with male plug 2121, i.e. female plug First 2122 can be used for external power supply for charging of mobile devices, and male plug 2121 is also used for being electrically connected with mobile device.Shell Body 20 is additionally provided with flexible package circuit board 25, and flexible package circuit board 25 is electrically connected with charging connector 212.

Fig. 3 is the structural schematic diagram at the second visual angle of shell 20 shown in FIG. 1.As shown in figure 3, rear surface 22 is equipped with one Protrusion 23 opens up fluted 24 on protrusion 23, and in the present embodiment, groove 24 is a rectangular recess 24, and groove 24 has First long inner wall 241, the second long inner wall 242, the first short inner wall 243 and the second short inner wall 244, the first long inner wall 241 and second Long inner wall 242 is oppositely arranged along 20 width direction of shell, and the first short inner wall 243 and the second short inner wall 244 are along 20 length side of shell To being oppositely arranged, the first short inner wall 243 is equipped with positive electrode 2431 and negative electrode 2432, and positive electrode 2431 and negative electrode 2432 are logical The flexible package circuit board 25 crossed inside shell 20 is electrically connected with charging connector 212, in the present embodiment, positive electrode 2431 It is electrically connected by flexible package circuit board 25 with the male plug 2121 of charging connector 212 with negative electrode 2432；First short inner wall 243 It is equipped with the first pin hole 2433 close to one end of the first long inner wall 241, the second short inner wall 244 is close to one end of the first long inner wall 241 Equipped with the second pin hole 2441, the first pin hole 2433 and the second pin hole 2441 are coaxially arranged.The first articulated section is additionally provided in groove 24 2421 and second articulated section 2422, the first articulated section 2421 is located at the second long inner wall 242 close to one end of the first short inner wall 243, Second articulated section 2422 is located at the second long inner wall 242 and is additionally provided on one end of the second short inner wall 244, the second long inner wall 242 Female thread 2423, female thread 2423 are equipped with buckle hanging unit.

When needing to charging of mobile devices, the groove 24 that charge storage unit 10 is placed on the protrusion 23 of shell 20 It is interior, and it is electrically connected the positive electrode of charge storage unit 10 with the positive electrode 2431 on the first short inner wall 243 of groove 24, charge storage unit 10 negative electrode is electrically connected with the negative electrode 2432 on the first short inner wall 243 of groove 24.

Fig. 4 is 26 structural schematic diagram of lid shown in FIG. 1.As shown in figure 4, the protrusion 23 of shell 20 is additionally provided with lid 26, lid 26 is rotatably connected on protrusion 23, and in the present embodiment, lid 26 and protrusion 23 can by pin shaft realization Rotation connection.Lid 26 is also a rectangular configuration, and shape size matches with groove 24, lid 26 with the first long side 261, Second long side 262, the first short side 263 and the second short side 264, lid 26 are equipped with third pin hole 265, and third pin hole 265 is along lid The length direction of body 26 runs through the first short side 263 and the second short side 264, and third pin hole 265 is close to the first length of lid 26 Side 261.Lid 26 has the upper surface 266 and lower surface 267 being oppositely arranged, on the lower surface of lid 26 267, close to first One end of short side 263 is equipped with third articulated section 2671 and is equipped with the 4th interconnecting piece close to one end of the second short side 264, and the Three articulated sections 2671 and the 4th articulated section 2672 lid 26 width direction close to the first long side 261, third articulated section 2671 It is located at the 4th articulated section 2672 and is same as on straight line.The first limiting slot 2673 and the second limiting slot 2674 are additionally provided on lid 26, First limiting slot 2673 extends to the second long side of lid 26 since third articulated section 2671 along the width direction of lid 26 262, width direction of second limiting slot 2674 since the 4th articulated section 2672 along lid 26 extends to the second length of lid 26 Side 262, is additionally provided with pin thread 2621 in the second long side 262 of lid 26, pin thread 2621 along lid 26 thickness direction close to groove 24, pin thread 2621 is equipped with buckle hanging unit.

Pin thread 2621 in 26 second long side 262 of lid and the female thread on the long inner wall 242 of groove 24 second 2423 collectively form the hanging buckle structure between lid 26 and protrusion 23.

Pin shaft is inserted in the third pin hole 265 of lid 26, and the both ends of pin shaft is made to extend third pin hole 265 Outside, then would extend out the pin shaft outside third pin hole 265 both ends be inserted in groove 24 the first short inner wall 243 the first pin hole 2433 and second short inner wall 244 the second pin hole 2441 in, the first long side 261 of lid 26 is close to the first long of groove 24 at this time Inner wall 241.Lid 26 is rotated by pin shaft opposed lugs 23, is able to achieve closing or opening for the notch of groove 24.

Fig. 5 is the first visual angle schematic diagram of support construction, the second visual angle schematic diagram that Fig. 6 is support construction.Such as Fig. 5 and figure Shown in 6, support construction is equipped between groove 24 and lid 26, support construction includes sleeve and slide bar.In the present embodiment, it supports Structure includes the first support construction 27 and the second support construction 28, and sleeve includes first sleeve 271 and second sleeve 281, slide bar Including the first slide bar 272 and the second slide bar 282；Wherein, the first support construction 27 includes first sleeve 271 and the first slide bar 272, One end of first sleeve 271 is articulated with the third articulated section 2671 on lid 26, and one end of the first slide bar 272 is articulated with groove 24 Upper the first interior articulated section 2421, the one end of first sleeve 271 far from third articulated section 2671 and the first slide bar 272 are far from first One end of articulated section 2421 slidably connects, i.e., the first slide bar 272 can sliding axially along first sleeve 271；Second Support structure 28 includes second sleeve 281 and the second slide bar 282, and one end of second sleeve 281 is articulated with the 4th hinge on lid 26 Socket part 2672, one end of the second slide bar 282 are articulated with the second articulated section 2422 in groove 24, and second sleeve 281 is far from the 4th One end of articulated section 2672 is slidably connect with the second slide bar 282 far from one end of the second articulated section 2422, i.e. the second slide bar 282 can sliding axially along second sleeve 281.Position limiting structure is equipped between slide bar and sleeve, position limiting structure includes limit hole And locating part, limit hole include the first limit hole 2711 and the second limit hole 2811, locating part includes 2721 He of the first locating part Second locating part 2821, the first limit hole 2711 and the second limit hole 2811 are located at first sleeve 271 and second sleeve 281 Side wall on, the first locating part 2721 and the second locating part 2821 are located on the first slide bar 272 and the second slide bar 282, Elastic component is equipped between the second locating part 2821 and the second slide bar 282 between one locating part 2721 and the first slide bar 272.? In the present embodiment, elastic component is spring, and in other specific embodiments, elastic component may be other structures, such as elastic slice.

It should be noted that in use, there are two types of location status for lid 26: open position and closed position, when When lid 26 is in the closed position, the first support construction 27 and the second support construction 28 are located at the first limit on lid 26 In slot 2673 and the second limiting slot 2674.The open position and closed position of lid 26 are gone by support construction and hanging buckle structure respectively Lid 26 is kept to be in the state opened and closed.Want lid 26 it is in an open position when, at this point, hanging buckle structure does not work, At this point, due to the effect of first sleeve 271 and second sleeve 281, so that the first locating part 2721 and the second locating part 2821 will Elastic component is in compressive state, and the protrusion 23 by driving lid 26 around pivot pin with respect to the rear surface 22 of shell 20 is to far from recessed The direction of slot 24 rotates, the first support construction 27 and second in simultaneous displacement the first limiting slot 2673 and the second limiting slot 2674 The also setting in motion of support construction 28.The opposite first sleeve 271 of the first slide bar 272 of first support construction 27 is along first sleeve 271 Axial direction gradually skid off first sleeve 271, the opposite second sleeve 281 of the second slide bar 282 of the second support construction 28 is along second set The axial direction of cylinder 281 gradually skids off second sleeve 281, after the first slide bar 272 and the second slide bar 282 skid off certain length, the first limit Position part 2721 and the second locating part 2821 arrive separately at 2811 coaxial position of the first limit hole 2711 and the second limit hole, in bullet The first locating part 2721 and the second locating part 2821 are respectively along the first slide bar 272 and the second slide bar under the driving of property part screen resilience 282 move radially, and so that the first locating part 2721 and the second locating part 2821 is inserted in first sleeve 271 respectively In the second limit hole 2811 on one limit hole 2711 and second sleeve 281, to guarantee the first slide bar 272 and the second slide bar 282 It will not further be skidded off with respect to first sleeve 271 and second sleeve 281,26 lid 26 of lid opens notch at this time, and institute The position at place determines that the plane where plane and shell 20 where lid 26 is a certain included angle setting, and 26 energy of lid It is enough to play a supporting role to shell 20, so that shell 20 is kept and heeling condition.In the present embodiment, 26 place plane of lid with Optimal angle between 20 planes of shell is 90 °, i.e., 26 place plane of lid is mutually perpendicular to 20 place plane of shell.Want When lid 26 is in the closed position, the first locating part 2721 and the second limit on the first slide bar 272 and the second slide bar 282 are driven Part 2821 compresses elastic component, so that the first locating part 2721 and the second locating part 2821 are respectively along the first slide bar 272 and second Slide bar 282 moves radially, meanwhile, protrusion 23 of the driving lid 26 around pivot pin with respect to the rear surface 22 of shell 20 is to close to recessed The direction of slot 24 rotates, and makes the first locating part 2721 and the second locating part 2821 respectively from the first limit in first sleeve 271 It is removed in the second limit hole 2811 on hole 2711 and second sleeve 281, so that 272 phase of the first slide bar of the first support construction 27 Axial direction to first sleeve 271 along first sleeve 271 is gradually slided into first sleeve 271, and the second of the second support construction 28 Slide bar 282 is gradually slided into second sleeve 281 with respect to second sleeve 281 along the axial direction of second sleeve 281, when lid 26 rotates When to the position that can be matched with the notch of groove 24, using the flexible deformation of hanging buckle structure by the female thread 2423 on lid 26 The buckle hanging unit of pin thread 2621 in buckle hanging unit and groove 24 is engaged, and is closed lid 26 by the notch of groove 24, has been received at this time Coverd part 26 is pressed in the first limiting slot 2673 and the second limit to the first support construction 27 and the second support construction 28 of contracting respectively In slot 2674.

In the present embodiment, a kind of dismountable dorsal clamp type charger baby 100 is provided, including is used for shell 20 and storage list Member 10, shell 20 and charge storage unit 10 are detachable two parts, and shell 20 is equipped with the holding tank 211 for accommodating mobile device, The inner wall of holding tank 211 in the longitudinal direction is equipped with for the charging connector 212 for charging of mobile devices.Such design makes The charger baby light structure is obtained, charge function is not only able to achieve, moreover it is possible to as mobile device protective shell, generate integrally multi-purpose effect Fruit.Detachable charge storage unit 10 is easy to carry, and it is convenient to replace when quality problems occurs in charge storage unit 10.

In the present embodiment, charging connector 212 includes male plug 2121 and female 2122, and male plug 2121 passes through flexibility Positive electrode 2431, negative electrode 2432 in encapsulated circuit and groove 24 are electrically connected with charge storage unit 10, realize that the utility model mentions The charge function of the dismountable dorsal clamp type charger baby 100 supplied；Male plug 2121 can pass through female 2122 and external electrical simultaneously Source electrical connection, realize by external power supply to charging of mobile devices, when conditions permit, do not need by charger baby into Row charging can disassemble charge storage unit 10 from shell 20, the male plug of external power supply and the female of charging connector 212 2122 with merging electrical connection, after the male plug 2121 of charging connector 212 is electrically connected with the female of mobile device with merging It charges to mobile device, does not need to remove in 20 slave mobile device of shell and charge again, it is easy to use, it is equally also real The one for having showed charging connector 212 is multi-purpose.

In the present embodiment, the support construction between lid 26 and groove 24 can not only make lid 26 be held in open position It sets, when lid 26 is in an open position, the plane where lid 26 and the planar shaped where shell 20 are at a certain angle, energy Enough supporing shells 20, make shell 20 be held in heeling condition, so that the mobile device in shell 20 is in heeling condition, for not side Just it is convenient to provide by the user of mobile device, when mobile device user, which holds, produces fatigue, passes through the support function of lid 26 It can also alleviate the fatigue of user.

The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model, Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of dismountable dorsal clamp type charger baby, for charging of mobile devices, which is characterized in that including shell and storage list Member；

The shell is equipped with the charging for accommodating the holding tank of the mobile device and being electrically connected with the mobile device Head；

The charge storage unit is detachably connected with the shell, and the charge storage unit is electrically connected with the charging connector, and is used for For the mobile power supply equipment.

2. dismountable dorsal clamp type charger baby according to claim 1, which is characterized in that the shell, which has, to be oppositely arranged Front surface and rear surface, the holding tank is set to the front surface, and the rear surface is equipped with protrusion, on the protrusion Equipped with groove, the charge storage unit is placed in the groove.

3. dismountable dorsal clamp type charger baby according to claim 2, which is characterized in that the groove is equipped with electrode, institute It states electrode to be electrically connected with the charge storage unit, the electrode is electrically connected with the charging connector.

4. dismountable dorsal clamp type charger baby according to claim 3, which is characterized in that dismountable dorsal clamp type fills Electric treasured further includes flexible package circuit board, and the flexible package circuit board is electrically connected with the charging connector, the electrode and institute State flexible package circuit board electrical connection.

5. dismountable dorsal clamp type charger baby according to claim 1, which is characterized in that the charging connector includes male plug Head and female, for being electrically connected with the mobile device, the charge storage unit is electrically connected the male plug with the male plug, The male plug is electrically connected with the female.

6. dismountable dorsal clamp type charger baby according to claim 2, which is characterized in that the protrusion is equipped with lid Body, the lid are rotatablely connected with the protrusion, and the lid can be opened or closed relative to protrusion rotation The notch of the groove.

7. dismountable dorsal clamp type charger baby according to claim 6, which is characterized in that the lid has open position The closed position and；

When the lid is located at the closed position, the lid closes the notch；

When the lid is located at the open position, the lid opens the notch, and the plane where the lid It is arranged with the plane where the shell in angle, the lid can support the shell, the shell is held in and is inclined Ramp-like state.

8. dismountable dorsal clamp type charger baby according to claim 7, which is characterized in that the protrusion and the lid Between be equipped with support construction, the support construction is for holding the cover against the open position.

9. dismountable dorsal clamp type charger baby according to claim 8, which is characterized in that the support construction includes hinged In the sleeve on the lid and it is articulated with the slide bar of the protrusion, the slide bar is slidably disposed in the sleeve；

Be equipped with position limiting structure between the sleeve and the slide bar, the position limiting structure include limit hole on the sleeve and The locating part being movably arranged on the slide bar is equipped with elastic component between the locating part and the slide bar；

When the lid is located at the open position, the elastic component can be such that the relatively described slide bar of the locating part radially moves It moves and is inserted in the limit hole.

10. dismountable dorsal clamp type charger baby according to claim 9, which is characterized in that the protrusion and the lid Hanging buckle structure is additionally provided between body, the hanging buckle structure is for holding the cover against the closed position；

The hanging buckle structure includes the pin thread set on described lid one end and the female thread on the protrusion, when the lid When positioned at the closed position, the pin thread hanging buckle is in the female thread.