CN212177609U - Connecting device - Google Patents

Abstract

The utility model discloses a connecting device, be used for baldric connection on mobile electronic device, connecting device includes public seat, female seat and elasticity hasp piece, public seat and female seat link together or part through elasticity hasp piece, thereby make baldric and mobile electronic device link together or part, female seat goes up the concave dop that is equipped with holding tank and a plurality of protruding holding tank inside wall that locates, the concave draw-in groove that is equipped with on the lateral wall of public seat, public relative female seat can be rotatory between unblock position and locking position, when public seat is in locking position, the dop is located the draw-in groove and breaks away from female seat in order to prevent public seat, when public seat is in the unblock position, the skew draw-in groove of dop is in order to make public seat can break away from female seat, public seat still is equipped with and prevents the skewed rotary groove, elasticity hasp piece sets up in female seat, be used for with preventing the skewed rotary groove cooperation in order to fix. The utility model discloses a connecting device can realize mobile electronic equipment and baldric quick connection and separation, simple structure, convenient operation.

Description

Connecting device

Technical Field

The utility model relates to an electronic components field especially relates to a connecting device for mobile electronic equipment.

Background

For a mobile photographing device with a certain weight, such as a camera, a shoulder strap special for the camera is indispensable, especially for a single lens reflex camera, because the single lens reflex camera has a certain weight, if a user holds the camera for a long time, the user feels tired regardless of playing or working, and if the user uses the shoulder strap, the shoulder strap can transfer the weight of the camera to other parts of the body, so that the burden of a human hand is greatly reduced, and the mobile photographing device is convenient to carry out.

Traditional camera is buckled through the japanese letter usually with the baldric and is connected, and the user just can use after need studying, and its wire winding is complicated and not quick assembly disassembly moreover, and it is extremely inconvenient to use.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a connecting device, which aims to solve the technical problems that the existing camera and the shoulder strap are complex to connect and cannot be quickly disassembled and assembled.

In order to achieve the above purpose, the utility model provides a scheme is:

the utility model provides a connecting device which comprises a connecting device,

the connecting device is used for connecting the shoulder strap to the mobile electronic equipment and is characterized by comprising a male seat, a female seat and an elastic locking piece, wherein the male seat and the female seat are connected together or separated through the elastic locking piece, so that the shoulder strap and the mobile electronic equipment are connected together or separated;

wherein, female seat is gone up the concave holding tank that is equipped with and a plurality of protruding locating the dop of holding tank inside wall, the concave draw-in groove that is equipped with on the lateral wall of public seat, public seat female seat relatively can be rotatory between unblock position and locking position, when being in the locking position, the dop is located in the draw-in groove in order to prevent public seat is followed female seat breaks away from, when being in the unblock position, the dop is skew the draw-in groove so that public seat can be followed female seat breaks away from, public seat still is equipped with prevents the skew groove, elasticity hasp spare set up in female seat, be used for with prevent the skew groove cooperate in order with public seat lock admittedly in the locking position.

Further, the elastic locking fastener comprises at least one spring and at least one bolt, the bolt is movably accommodated in the accommodating groove, the bolt can move between an unlocking position and a locking position relative to the female seat, and the spring is used for driving the bolt to return to the locking position from the unlocking position;

when the bolt is located at the locking position, the bolt is contained in the anti-deflection groove, and when the bolt is located at the unlocking position, the bolt is separated from the anti-deflection groove.

Furthermore, a positioning groove is concavely arranged on the bottom wall of the accommodating groove and is used for accommodating the spring, at least two adjusting holes which are oppositely arranged are formed in the inner side wall of the position where the positioning groove is communicated with the accommodating groove or the inner side wall of the accommodating groove, one end of the spring is positioned in the positioning groove, and the other end of the spring is supported against the bolt;

the adjusting hole penetrates through and extends to the outer side wall of the female seat, and the two opposite ends of the bolt are inserted into the anti-deflection grooves.

Furthermore, a positioning column is convexly arranged on the bottom wall of the accommodating groove, one end of the spring is sleeved on the positioning column, and the other end of the spring is supported against the bolt;

two opposite adjusting holes are formed in the inner side wall of the accommodating groove, the adjusting holes penetrate through the outer side wall of the female seat and extend to the outer side wall of the female seat, two opposite ends of the bolt penetrate out of the adjusting holes respectively to be connected in a sliding mode, and when the bolt is located at the locking position, the bolt is transversely inserted into the anti-deflection groove.

Further, the bolt includes gag lever post and two and is located the button in the female seat outside, through the button is adjustable the gag lever post in the vertical slip in the adjusting hole, the spring top hold in the gag lever post, when being in locking position, the gag lever post transversely insert in prevent the deflection inslot.

Further, public seat is the I-shaped, including body, spliced pole and the butt piece that sets up in order, body, spliced pole and butt piece enclose to be synthetic the draw-in groove, the anti-deflection groove is located on the butt piece.

Furthermore, the female seat comprises a base, an annular bulge convexly arranged at the top of the base and at least two clamping heads which are arranged on the inner side wall of the annular bulge at intervals, the inner side wall of the annular bulge and the base form the accommodating groove in an enclosing mode, and the two clamping heads and the inner side wall of the accommodating groove far away from the base form an inserting hole in an enclosing mode;

after the butt joint block penetrates through the insertion hole, the clamping head rotates relatively to be clamped in the clamping groove, and the connecting column is contained in the insertion hole.

Furthermore, the abutting block is in a long strip shape, and the bottom surface of the abutting block is provided with the deflection-preventing groove;

and/or the insertion hole is in a strip shape, the hole walls on two sides of the width direction of the insertion hole are in arc shapes, and the abutting block is matched with the insertion hole in shape;

and/or the inner side wall of the accommodating groove is enclosed to be circular.

Furthermore, the outer side wall of the female seat is further concavely provided with a sliding groove for accommodating the button, the sliding groove is communicated with the adjusting hole, and part or all of the button is accommodated in the sliding groove in a sliding manner.

Furthermore, a holding part is arranged at one end of the female seat, which is far away from the male seat, and a hanging hole for connecting with a shoulder strap is arranged on the holding part in a penetrating manner;

and/or the male seat is also connected with a hanging rope, and the hanging rope is used for being connected with the mobile electronic equipment;

and/or, the surface of public seat still protruding a plurality of antiskid portions that are equipped with, antiskid portion is used for increasing the frictional force of the surface of public seat, antiskid portion can be protruding stupefied or recess.

Compared with the prior art, the beneficial effects of the utility model reside in that:

compared with the prior art, the utility model discloses public seat and female seat are fixed through elasticity hasp spare looks buckle, specifically are when the dop inserts in the draw-in groove, elasticity hasp spare butt in public seat in female seat, through rotatory to certain angle, elasticity hasp spare and the groove looks hasp of preventing deflecting on public seat, public seat and female seat will lock fixedly, break away from elasticity hasp spare behind the groove of preventing deflecting, continue rotatory or reverse direction rotation can separate the two, this connecting device simple structure, connect fast, connection structure is stable, can carry out quick assembly disassembly, use the scene extensively.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a front view of a connection device provided by an embodiment of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a first schematic exploded view of a connection device according to an embodiment of the present invention;

fig. 4 is an exploded schematic view of a second connection device according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the male seat and the hanging rope combined according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a male seat according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a female seat provided in an embodiment of the present invention;

fig. 8 is a front view of a female seat provided by an embodiment of the present invention;

fig. 9 is a sectional view taken along line B-B in fig. 8.

The reference numbers illustrate:

10. a male seat; 11. a card slot; 12. A body; 13. connecting columns; 14. a butting block; 141. a deflection preventing groove; 142. a bottom surface; 143. a first side surface; 144. a second side surface; 20. a female seat; 21. accommodating grooves; 22. Clamping a head; 23. an adjustment hole; 24. a base; 241. positioning a groove; 242. a containing groove; 243. a grip portion; 244. a hanging hole; 25. an annular projection; 26. an insertion hole; 27. a sliding groove; 30. an elastic locking fastener; 31. a spring; 32. a bolt; 321. a limiting rod; 322. a button; 40. and (7) hanging a rope.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Please refer to fig. 1 to 4, an embodiment of the present invention provides a connecting device, which is used for connecting a shoulder strap to a mobile electronic device, the connecting device includes a male seat 10, a female seat 20 and an elastic locking element 30, the male seat 10 and the female seat 20 are connected together or separated through the elastic locking element 30, so as to connect the shoulder strap to the mobile electronic device or separate the shoulder strap from the mobile electronic device, i.e. the male seat 10 can be used to connect to the mobile electronic device, the female seat 20 is used to connect to the shoulder strap, or the male seat 10 can be used to connect to the shoulder strap, the female seat 20 is used to connect to the mobile electronic device, the novel male seat 10 and the female seat 20 can be connected through the elastic locking element 30, by using the connecting device, the mobile electronic device and the shoulder strap can be connected and separated quickly, and is convenient for carrying the mobile electronic device. The mobile electronic device in this embodiment may be a small-sized sports electronic handheld electronic product, such as a mobile phone and a camera.

Referring to fig. 2, 5, 7 to 9, wherein the female housing 20 is concavely provided with an accommodating groove 21 and a plurality of chucks 22 convexly disposed on an inner side wall of the accommodating groove 21, an outer side wall of the male housing 10 is concavely provided with an annular engaging groove 11, the male housing 10 is rotatable between an unlocking position and a locking position relative to the female housing 20, when in the locking position, the chucks 22 are located in the engaging groove 11 to prevent the male housing 10 from being disengaged from the female housing 20, when in the unlocking position, the chucks 22 are deviated from the engaging groove 11 to enable the male housing 10 to be disengaged from the female housing 20, the bottom of the male housing 10 is provided with an anti-deviation groove 141, and the elastic locking member 30 is disposed in the female housing 20 and is used for cooperating with the anti-deviation groove 141 to lock the male housing 10 in the locking position.

In this embodiment, the male socket 10 can be used to connect with a mobile electronic device, the female socket 20 can be used to connect with a shoulder strap, and the rotation angle between the locking position and the unlocking position with respect to the axis of the connecting device can be 90 degrees to improve the fastening stability, specifically, the end of the male socket 10 with the slot 11 is inserted into the receiving groove 21, and then the male socket 10 is rotated until 90 degrees, so that the chuck 22 is inserted into the slot 11, at this time, the elastic locking element 30 is pressed against the anti-deflection groove 141 of the male socket 10, the end of the male socket 10 with the slot 11 is far away, and the male socket 10 and the female socket 20 are locked and fixed; the elastic locking fastener 30 is pressed to be separated from the anti-deflection groove 141, and then the male socket 10 is rotated by 90 degrees to enable the chuck 22 to deviate from the clamping groove 11, so that unlocking can be realized, and the male socket 10 and the female socket 20 can be quickly disassembled and assembled. In other embodiments, the angle between the locked position and the unlocked position may be other values, such as 180 degrees, 45 degrees, etc., that are greater than or less than 90 degrees.

Further, the resilient locking member 30 includes a spring 31 and a latch 32, the latch 32 is movably received in the receiving slot 21, and the latch 32 is movable relative to the female housing 20 between an unlocked position and a locked position, wherein when the latch 32 is in the locked position, the latch 32 is received in the anti-deflection slot 141, and when the latch 32 is in the unlocked position, the latch 32 is disengaged from the anti-deflection slot 141, and the spring 31 is used for driving the latch 32 to return to the locked position from the unlocked position.

Referring to fig. 2, fig. 3, fig. 4 and fig. 9, a positioning groove 241 is concavely disposed on the bottom wall of the accommodating groove 21, the positioning groove 241 is used for accommodating the spring 31, at least two adjusting holes 23 are disposed on an inner side wall of a position where the positioning groove 241 is communicated with the accommodating groove 21 or the inner side wall of the accommodating groove 21, one end of the spring 31 is located in the positioning groove 241, and the other end of the spring 31 elastically supports against the latch 32.

Wherein, the adjusting hole 23 runs through and extends to the lateral wall of the female seat 20, and the two adjusting holes 23 are respectively penetrated out at the two opposite ends of the bolt 32 to slidably connect the two adjusting holes 23, when being in the locking position, the bolt 32 is jacked up by the spring 31, so that the bolt 32 is transversely inserted into the anti-deflection groove 141 to prevent the male seat 10 from rotating. As another embodiment, a positioning post is protruded from the bottom wall of the receiving groove 21, one end of the spring 31 is sleeved on the positioning post, and the other end of the spring 31 is supported against the latch 32 to prevent the spring 31 from deflecting during operation. It is understood that the spring 31 may be limited to the side wall of the receiving groove 21.

Further, the bolt 32 includes a limiting rod 321 and two buttons 322 located outside the female seat 20, the limiting rod 321 is located in the accommodating groove 21, and two ends of the limiting rod 321 respectively penetrate through the two adjusting holes 23 and then are connected with the corresponding buttons 322, the limiting rod 321 can be adjusted by the buttons 322 to vertically slide in the adjusting holes 23, the spring 31 is supported on the limiting rod 321, and when the limiting rod 321 is located at the locking position, the limiting rod 321 is transversely inserted into the anti-deflection groove 141. The two buttons 322 are mainly used when the male seat 10 is separated from the female seat 20, and specifically, the two buttons 322 are pressed down by one hand simultaneously to separate the limiting rod 321 from the deflection-preventing groove 141, and simultaneously the male seat 10 is rotated by 90 degrees to rapidly separate the male seat 10 from the female seat 20. Of course, the two buttons 322 may be replaced by a push-pull type or a push type. The bottom wall of the receiving groove 21 can be recessed with a horizontal column-shaped groove, when the button 322 is pressed downwards to the maximum, the limiting rod 321 is received in the column-shaped groove, so that the gap between the part of the male seat 10 clamped in the receiving groove 21 and the side wall of the receiving groove 21 is reduced, and the space of the receiving groove 21 can be further reduced.

Referring to fig. 3, 5 and 6, in the embodiment, the male base 10 is further connected with a hanging rope 40, the hanging rope 40 is used for connecting with the mobile electronic device, the hanging rope 40 can be connected with an interface on the camera or the camera frame, for example, the hanging rope 40 can be tied on a hanging rod in the interface.

Specifically, the male seat 10 is i-shaped, the male seat 10 includes a body 12, a connecting column 13, and a butting block 14, which are sequentially disposed, the butting block 14 has a bottom surface 142, two first side surfaces 143 disposed opposite to each other at an interval, and two second side surfaces 144 disposed opposite to each other at an interval, two ends of the first side surfaces 143 are respectively connected to the two second side surfaces 144, two sides of the bottom surface 142 are respectively connected to the first side surfaces 143 and the second side surfaces 144, the first side surfaces 143 are flat surfaces, the second side surfaces 144 are arc-shaped surfaces, the arc-shaped surfaces facilitate rotation of the male seat 10, so that the entire butting block 14 is oval-shaped, a distance between the two first side surfaces 143 is smaller than a distance between the two second side surfaces 144, an outer diameter of the connecting column 13 is smaller than a distance between the two second side surfaces 144, the bottom surface 142 is located at an end of the butting block 14 away from the.

The body 12 is connected to the hanging rope 40, the abutting block 14 is in a strip shape, the anti-deflection groove 141 is disposed on a side surface of the abutting block 14 away from the body 12, i.e., on the bottom surface 142, in this embodiment, the anti-deflection groove 141 is perpendicular to the first side surface 143, and when in the locking position, the elastic locking member 30 is inserted into the anti-deflection groove 141 of the abutting block 14.

Referring to fig. 7 to 9, the female seat 20 includes a base 24, an annular protrusion 25 protruding from the top of the base 24, and at least two chucks 22 disposed on the inner side wall of the annular protrusion 25 at intervals, the inner side wall of the annular protrusion 25 and the base 24 enclose an accommodating groove 21, the two chucks 22 and the inner side wall of the accommodating groove 21 far away from the base 24 enclose an insertion hole 26, wherein after the abutting block 14 passes through the insertion hole 26, the chucks 22 can rotate relative to the chucks 22 to clamp the inside of the slot 11, so as to prevent the abutting block 14 from separating from the accommodating groove 21, the insertion hole 26 can be in a strip shape, the hole walls on both sides of the width direction of the insertion hole 26 are in an arc shape, and particularly, the; also, the hole walls on the two sides of the length direction of the insertion hole 26 can be arranged in parallel, that is, the insertion hole 26 is formed by two parallel side walls and two arc-shaped end walls which are respectively connected between the tail ends of the two parallel side walls, the arc can be a part of a circle, so that the butt block 14 can conveniently rotate after penetrating through the insertion hole 26, the butt block 14 is matched with the insertion hole 26 in shape, and the connecting column 13 is accommodated in the insertion hole 26, thereby realizing the fixed connection of the male seat 10 and the female seat 20. As a preferred embodiment, a receiving groove 242 for receiving the limiting rod 321 is concavely provided on one side of the base 24 facing the abutting block 14, two ends of the receiving groove 242 are respectively communicated with the two adjusting holes 23, a middle portion of the receiving groove 242 is communicated with the positioning groove 241, when the male seat 10 is separated from the female seat 20, the receiving groove 242 can enable the limiting rod 321 to completely enter the base 24, so that the male seat 10 can rotate freely to realize unlocking, thereby enhancing the flexibility of the connecting device.

In a preferred embodiment, the outer side wall of the female seat 20 is further concavely provided with a sliding groove 27 for accommodating the button 322, the sliding groove 27 is communicated with the adjusting hole 23, the button 322 can be accommodated in the sliding groove 27 in a bottom sliding manner, so that a user can press the button 322 conveniently, that is, the user can adjust conveniently, the button 322 is also accommodated in the sliding groove 27 in a whole sliding manner, the appearance is not visible and is not easy to touch, so that the button 322 slides downwards, the sliding groove 27 can limit the sliding path and range of the button 322, and the sliding groove 27 can reduce the overall size of the connecting device.

The end of the female seat 20 away from the male seat 10, i.e. the base 24, is provided with a holding portion 243 for being grasped by a human hand, the holding portion 243 is flat, a hanging hole 244 for connecting with the shoulder strap is arranged on the holding portion 243 in a penetrating manner, so that the user can conveniently mount and dismount the shoulder strap, and the holding portion 243 can make the shoulder strap be tied on the female seat 20 more beautiful.

The surface of public seat 10 still protruding a plurality of antiskid portions that are equipped with, antiskid portion are used for increasing the frictional force of the surface of public seat 10, and then convenience of customers holds between the fingers public seat 10 and rotates, and antiskid portion can hold between the fingers portion for protruding stupefied or sunken, and sunken holding between the fingers portion can set up the radian that does benefit to handheld holding between the fingers.

As another embodiment, the inner wall of the accommodating groove 21 above the base 24 is rounded, so that the abutting block 14 can rotate conveniently, and the space is saved.

As another embodiment, the male seat 10 may be provided with a holding portion 243, and the female seat 20 may be provided with a hanging string 40.

It can be understood that the number of the spring 31 and the number of the plug pin 32 can be at least one, for example, the number of the plug pin 32 is 1, the number of the spring 31 is 2, the 2 springs 31 can be limited by the 2 positioning grooves 241, and can also be limited by the positioning column, one end of the limiting rod 321 is supported by the spring 31, and a recess is correspondingly concavely arranged for accommodating the limiting rod 321, so as to prevent the limiting rod 321 from being separated from the spring 31.

As another embodiment, the number of the pins 32 may be 3, the number of the buttons 322 is 2, two ends of each pin 32 are respectively connected to the two buttons 322, the three pins 32 are arranged at intervals, the lengths of the pins 32 may be the same or different, and the buttons 322 are pressed downward to drive the three pins 32 to move downward.

In the present invention, the shape of the male housing 10 engaged with the female housing 20 may be a cylindrical shape or other shapes.

The use method of the connecting device comprises the following steps:

the locking method, the abutting block 14 of the male seat 10 is towards one end of the accommodating groove 21 of the female seat 20, two first side surfaces 143 of the abutting block 14 slide over two chucks 22, namely the abutting block 14 is inserted into the accommodating groove 21 of the female seat 20 through the insert hole 26, the abutting block 14 is limited between the chucks 22 and the bottom wall of the accommodating groove 21, the abutting block 14 presses and holds the stop lever 321, the stop lever 321 and the deflection-preventing groove 141 are fork-shaped, after rotating the male seat 10 or the female seat 20 to relatively rotate a certain angle, for example 90 degrees, the chucks 22 are matched with the slot 11, the stop lever 321 in the elastic locking element 30 is transversely inserted into the deflection-preventing groove 141 on the abutting block 14 under the effect of the spring 31, at this time, the male seat 10 can not rotate any more to achieve the purpose of quick connection, realize locking;

according to the unlocking method, a user presses the two buttons 322 with one hand simultaneously to enable the buttons 322 to run downwards, the limiting rod 321 is separated from the anti-deflection groove 141 at the moment and does not act on the abutting block 14 any more, the male base 10 or the female base 20 is rotated at the same time to enable the male base 10 or the female base 20 to rotate 90 degrees relatively until the clamping head 22 is separated from the clamping groove 11, the two first side surfaces 143 of the abutting block 14 slide over the two clamping heads 22 to be far away from the female base 20, and therefore the female base 20 and the male base 10 are separated rapidly.

In conclusion, the male seat 10 in this embodiment is inserted into the female seat 20 and can realize the quick connection after rotating 90 degrees under the cooperation of the elastic member, the connection mode is stable, the connection device can not be separated in the use process, the use scene of the connection device is wide, and meanwhile, the connection device is simple and light in structure, and the user experience is good.

The above is only the preferred embodiment of the present invention, and the patent scope of the present invention is not limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims (10)

1. A connecting device for connecting a shoulder strap to a mobile electronic device, the connecting device comprising a male base, a female base and a resilient locking element, the male base and the female base being connected together or separated by the resilient locking element, thereby connecting or separating the shoulder strap and the mobile electronic device;

wherein, female seat is gone up the concave holding tank that is equipped with and a plurality of protruding locating the dop of holding tank inside wall, the concave draw-in groove that is equipped with on the lateral wall of public seat, public seat female seat relatively can be rotatory between unblock position and locking position, when being in the locking position, the dop is located in the draw-in groove in order to prevent public seat is followed female seat breaks away from, when being in the unblock position, the dop is skew the draw-in groove so that public seat can be followed female seat breaks away from, public seat still is equipped with prevents the skew groove, elasticity hasp spare set up in female seat, be used for with prevent the skew groove cooperate in order with public seat lock admittedly in the locking position.

2. The connecting device of claim 1 wherein said resilient latch member includes at least one spring and at least one latch pin, said latch pin being movably received in said receiving slot, said latch pin being movable relative to said female housing between an unlocked position and a locked position, said spring being adapted to urge said latch pin from said unlocked position back to said locked position;

when the bolt is located at the locking position, the bolt is contained in the anti-deflection groove, and when the bolt is located at the unlocking position, the bolt is separated from the anti-deflection groove.

3. The connecting device as claimed in claim 2, wherein a positioning groove is concavely formed in a bottom wall of the receiving groove, the positioning groove is used for receiving the spring, at least two adjusting holes are formed in an inner side wall of a position where the positioning groove is communicated with the receiving groove or the inner side wall of the receiving groove, the adjusting holes are oppositely arranged, one end of the spring is located in the positioning groove, and the other end of the spring is supported against the bolt;

the adjusting hole penetrates through and extends to the outer side wall of the female seat, and the two opposite ends of the bolt are inserted into the anti-deflection grooves.

4. The connecting device as claimed in claim 2, wherein a positioning post is protruded from a bottom wall of the receiving groove, one end of the spring is sleeved on the positioning post, and the other end of the spring is supported against the pin;

two opposite adjusting holes are formed in the inner side wall of the accommodating groove, the adjusting holes penetrate through the outer side wall of the female seat and extend to the outer side wall of the female seat, two opposite ends of the bolt penetrate out of the adjusting holes respectively to be connected in a sliding mode, and when the bolt is located at the locking position, the bolt is transversely inserted into the anti-deflection groove.

5. The connecting device as claimed in claim 3 or 4, wherein the bolt comprises a limiting rod and two buttons located outside the female seat, the limiting rod can be adjusted to slide vertically in the adjusting hole through the buttons, the spring is supported against the limiting rod, and when the bolt is in the locking position, the limiting rod is transversely inserted into the anti-deflection groove.

6. The connecting device according to claim 1, wherein the male seat is i-shaped and comprises a body, a connecting column and a butt block, the body, the connecting column and the butt block are sequentially arranged, the body, the connecting column and the butt block are enclosed into the clamping groove, and the anti-deflection groove is formed in the butt block.

7. The connecting device as claimed in claim 6, wherein the female housing includes a base, an annular protrusion protruding from a top of the base, and at least two of the clips spaced from each other and disposed on an inner sidewall of the annular protrusion, wherein the inner sidewall of the annular protrusion and the base define the receiving cavity, and the two clips and an inner sidewall of the receiving cavity away from the base define an insertion hole;

after the butt joint block penetrates through the insertion hole, the clamping head rotates relatively to be clamped in the clamping groove, and the connecting column is contained in the insertion hole.

8. The connecting device according to claim 7, wherein the abutting block is in a long strip shape, and the bottom surface of the abutting block is provided with the deflection preventing groove;

and/or the insertion hole is in a strip shape, the hole walls on two sides of the width direction of the insertion hole are in arc shapes, and the abutting block is matched with the insertion hole in shape;

and/or the inner side wall of the accommodating groove is enclosed to be circular.

9. The connecting device according to claim 5, wherein the outer side wall of the female seat is further concavely provided with a sliding groove for accommodating the button, the sliding groove is communicated with the adjusting hole, and the button is partially or completely slidably accommodated in the sliding groove.

10. The connecting device according to claim 1, wherein a holding part is arranged at one end of the female seat far away from the male seat, and a hanging hole for connecting with a shoulder strap is arranged on the holding part in a penetrating way;

and/or the male seat is also connected with a hanging rope, and the hanging rope is used for being connected with the mobile electronic equipment;

and/or, the surface of public seat still protruding a plurality of antiskid portions that are equipped with, antiskid portion is used for increasing the frictional force of the surface of public seat, antiskid portion is protruding stupefied or sunken holding portion of holding between the fingers.

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