CN210485036U

CN210485036U - Locking mechanism and back splint device with same

Info

Publication number: CN210485036U
Application number: CN201920583790.9U
Authority: CN
Inventors: 夏霞; 陈莉莉; 刘欢; 郭绪智; 陈亮
Original assignee: Wuhan Easydiagnosis Biomedicine Co ltd
Current assignee: Wuhan Easydiagnosis Biomedicine Co ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-05-08
Anticipated expiration: 2029-04-25

Abstract

The utility model provides a locking mechanism and have this locking mechanism's back splint device, has solved among the prior art equipment and has easily taken off and dismantle difficult technical problem, and its technical scheme is: including the latch segment, the slider with run through the gag lever post of locating latch segment and slider, the latch segment is including locating the locking end of latch segment one side and the relative first driving piece that sets up with the locking end, the gag lever post has one and presses splenium and gag lever post to press splenium protrusion in a surface of latch segment when initial condition, the slider sets up at the latch segment and presses the relative bottom surface of splenium and be located between locking end and the first driving piece, the slider is including setting up the pressing key in slider one side and the second driving piece that sets up relatively with the pressing key, press the side of key place and the locking end place side is roughly perpendicular. The mechanism realizes the purpose of controlling the movement of the locking end by one key by adopting the interaction of the sliding block and the locking block, and has simple structure and convenient operation. The utility model also provides a back splint device.

Description

Locking mechanism and back splint device with same

Technical Field

The utility model relates to an equipment connection fixes the field, concretely relates to locking mechanism and have this locking mechanism's back splint device.

Background

At present, in the field of portable devices, some mobile terminal products often need to be used in cooperation with other devices in a use process, for example, when charging or data acquisition is needed, the portable device needs to be locked on a corresponding back clamp device, in the prior art, the portable device and a card seat and a card slot on the back clamp device are generally used for realizing locking and matching of the portable device and the card slot, but the card seat and the card slot are relatively fixed in the matching process and do not have driving force to keep the portable device and the back clamp device stably connected, so that the connection is unstable, and sometimes interruption occurs.

SUMMERY OF THE UTILITY MODEL

The utility model provides a locking mechanism has solved the technical problem that locking mechanism operates complicacy among the prior art.

The utility model provides a scheme as follows of above-mentioned technical problem:

a locking mechanism comprises a locking block, a sliding block and a limiting rod penetrating the locking block and the sliding block, wherein the locking block comprises a locking end arranged on one side of the locking block and a first driving piece arranged opposite to the locking end, the limiting rod is provided with a pressing part, the pressing part protrudes out of one surface of the locking block when the limiting rod is in an initial state, the sliding block is arranged on one bottom surface of the locking block opposite to the pressing part and is positioned between the locking end and the first driving piece, the sliding block comprises a pressing key arranged on one side of the sliding block and a second driving piece arranged opposite to the pressing key, the side where the pressing key is positioned is approximately vertical to the side where the locking end is positioned, when the pressing part is pressed, the first driving piece drives the locking block to move along the direction close to one side of the locking end, meanwhile, the second driving piece drives the sliding block to slide along the direction close to the pressing key so that the pressing part is accommodated in the locking block to be locked, and when the pressing key is, and the locking block is driven to move along the direction far away from the locking end so as to unlock the pressing part of the limiting rod and return to the initial state.

The utility model also provides a back splint device of having above-mentioned locking mechanism.

The utility model has the advantages that: through pressing the splenium and pressing the key down alone respectively, just can turn into the motion of latch segment with the motion of slider, realized the indirect control of latch segment, the utility model discloses a slider and latch segment's interact has realized the purpose of a key control locking end motion, has made things convenient for locking mechanism's operation, and the operator uses easy to go up the hand, has optimized user's use and has experienced. Moreover, the collection box can be locked and used, meanwhile, the collection box can be powered and the detachable rechargeable battery can be charged, and the use is convenient.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic perspective view of a locking mechanism when a limiting boss is disengaged from a limiting portion in the first embodiment;

FIG. 2 is a rear schematic view of the locking mechanism of FIG. 1;

FIG. 3 is a schematic perspective view of a locking mechanism in cooperation between a limiting boss and a limiting portion according to an embodiment;

FIG. 4 is a schematic diagram of the structure from another perspective relative to FIG. 3;

FIG. 5 is a schematic plan view of the locking mechanism of FIG. 1;

FIG. 6 is a schematic plan view of the locking mechanism of FIG. 3;

FIG. 7 is a perspective view of a locking mechanism according to a second embodiment;

fig. 8 is a perspective view of a back splint device according to a third embodiment of the present invention;

FIG. 9 is an exploded view of the back-clip device in the third embodiment

Fig. 10 is a schematic view of the back splint device according to the third embodiment.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

Example one

Fig. 1 to 4 are schematic perspective views of the locking mechanism in which fig. 1 is a schematic perspective view of the limiting boss disengaged from the limiting portion, fig. 2 is a schematic perspective view of the locking mechanism in fig. 1, fig. 3 is a schematic perspective view of the locking mechanism in which the limiting boss is engaged with the limiting portion, and fig. 4 is a schematic perspective view of the locking mechanism in fig. 3;

the embodiment discloses a locking mechanism 100, and the locking mechanism 100 includes a locking block 1, a slide block 2, and a limit rod 3 penetrating the locking block 1 and the slide block 2. The limiting rod 3 has a pressing portion 311, and when the limiting rod 3 is in an initial state, the pressing portion 311 protrudes from a surface of the locking block 1.

Specifically, the locking block 1 includes a locking end 11 disposed on one side of the locking block 1 and a first driving member 12 disposed opposite to the locking end 11, in this embodiment, a first bar-shaped guiding hole 1a and two stroke portions 13 are formed on the locking block 1, and each stroke portion 13 has an inclined stroke surface 13a facing the slider 2. Preferably, the first driving member 12 is a compression spring, and the first driving member 12 is disposed at both ends of the locking block 1 opposite to the locking end 11 for applying an elastic force to the locking block 1 to move toward the locking end 11.

The slider 2 is disposed on a bottom surface of the locking block 1 opposite to the pressing portion 311 and located between the locking end 11 and the first driving member 12, the slider 2 includes a pressing key 22 disposed on one side of the slider 2 and a second driving member 21 disposed opposite to the pressing key 22, and the side where the pressing key 22 is located is substantially perpendicular to the side where the locking end 11 is located. Preferably, the second driving member 21 is a compression spring, and the second driving member 21 is disposed on two sides of the slider 2 opposite to the pressing key 22, and is used for applying an elastic force to the slider 2 to move toward one side of the pressing key 22. The slider 2 is provided with a second guide hole 2a, the length direction of the second guide hole 2a is perpendicular to the length direction of the first guide hole 1a, the second guide hole 2a comprises a guide part a1 and a limiting part a2 which are communicated, the guide part a1 is strip-shaped, the strip-shaped guide part a1 is provided with a first end a11 and a second end a12 along the length direction, and the limiting part a2 is positioned at the first end a11 of the guide part; it is understood that, in order to realize the limiting function of the limiting part a2, the size and width of the limiting part a2 and the guiding part a1 are different, preferably, the shape of the limiting part a2 is any shape that the size along the width direction of the guiding part a1 is larger than the width size of the guiding part a1, for example, when the limiting part a2 is circular, the diameter size of the guiding part a1 is larger than the width size of the guiding part a 1.

Specifically, the slider 2 has an acting portion 23 corresponding to the stroke portion 13, the slider 2 abuts against the inclined stroke surface 13a when sliding, the inclined stroke surface 13a and the acting portion 23 are in contact and abut against each other to generate a reverse acting force to push the locking block 1 to move in a direction away from the locking end 11, and the locking block 1 is forced to move in a reverse direction.

The embodiment of the present embodiment that the sliding block 2 drives the locking block 1 to move reversely is only a preferred embodiment of the present invention, and should not be taken as a limitation of the protection scope of the present invention.

In order to ensure that the acting part 23 and the stroke part 13 are better contacted in the matching process, thrust for enabling the locking block 1 to move reversely is generated, the number of the stroke parts 13 and the acting parts 23 is two, and the two acting parts 23 are symmetrically arranged on one side, far away from the locking end 11, of the sliding block 2.

In order to ensure that the locking block 1 can stably lock an object to be locked when the locking block 1 moves forwards to the end point, the stroke part 13 is also provided with a horizontal stroke surface 13b, a locking groove 14 is formed on one side of the locking block 1, a locking protrusion 24 is arranged on the sliding block 2, the length of the horizontal stroke surface 13b is not less than the depth of the locking groove 14, when the action part 23 moves to the end point of the horizontal stroke surface 13b, the locking protrusion 24 is clamped in the locking groove 14 to limit the movement of the locking block 1, the length of the horizontal stroke surface 13b is not less than the depth of the locking groove 14, and the locking protrusion 24 can be ensured to be separated from the locking groove 14 in the movement process of the action part 23 along the horizontal stroke surface 13 b. The limiting rod 3 has one and presses the portion 311 according to, when the limiting rod 3 is at initial condition, press the portion 311 protrusion in a surface of latch segment 1 according to, when pressing the portion 311 and being pressed, first driving piece 12 drive latch segment 1 is along the direction motion of being close to locking end 11 one side, second driving piece 21 drive slider 2 slides along the direction that is close to pressing the key 22 simultaneously so that press the portion 311 and accept to latch segment 1 in to accept, when pressing the key 22 and being pressed, press the key 22 and promote slider 2 and slide along the direction of keeping away from pressing the key 22 according to the direction of pressing the key 22, and drive latch segment 1 along the direction motion of keeping away from locking end 11 so that the portion's of pressing of limiting rod 3 unblock is returned to initial.

The gag lever post 3 includes the body of rod 31, be used for cooperating spacing boss 32 spacing with spacing portion a2 and be used for driving spacing portion a2 to the third driving piece 33 that is close to body of rod 31 one side motion, the one end of body of rod 31 is located to spacing boss 32, first guiding hole 2a is worn to locate in the body of rod 31 activity, press the portion 311 to be located the body of rod 31 and keep away from the one end of spacing boss 32, when gag lever post 3 is at initial condition, spacing boss 32 and spacing portion a2 looks adaptation, press portion 311 to accept to locking in the locking block 1, gag lever post 3 restriction slider 2 slides, when pressing portion 311 is pressed, press portion 311 to drive body of rod 31 to the one side motion that is close to spacing boss 32 so that spacing boss and spacing portion separate.

In this embodiment, the third driving element 33 is preferably a compression spring, and the third driving element 33 always provides an elastic force to the limiting rod 3 to move the limiting boss 32 to a side close to the rod body 31, so as to ensure that the limiting boss 32 can automatically enter the limiting portion a2 to form a fit when the limiting boss 32 corresponds to the limiting portion a2, thereby achieving the locking of the sliding block 2.

Through the mutual matching of the limiting rod 3, the pressing key 22 and the second driving piece 21, when the limiting boss 32 is required to be separated from the limiting part a2, the limiting part a2 can be quickly away from the limiting boss 32; when the limit boss 32 is required to be matched with the limit part a2, the limit hole and the limit rod 3 can be close to each other and automatically matched only by pressing the press key 22.

The operation of the embodiment of the present invention will be described in detail with reference to fig. 1 to 4 in conjunction with fig. 5 and 6.

In an initial state, the limiting part a2 is matched and clamped with the limiting boss 32, the pressing part 311 is pressed, the pressing part 311 drives the rod body 31 to move towards one side of the limiting boss 32, the limiting boss 32 is separated from the limiting part a2, the limiting of the limiting boss 32 on the sliding block 2 is relieved, the second driving part 21 drives the sliding block 2 to move towards one side close to the limiting part a2, the limiting part a2 is far away from the limiting rod 3, meanwhile, the first driving part 12 drives the locking block 1 to move towards one side close to the locking end 311, the action part 23 of the sliding block 2 sequentially moves on the stroke part 13 through the inclined stroke surface 13a and the horizontal stroke surface 13b and then reaches the end point of the horizontal stroke surface 13b, the locking protrusion 24 is clamped in the locking groove 14, the locking block 1 is locked, and at this time, the.

When the initial state needs to be recovered, the pressing key 22 is pressed, the pressing key 22 drives the sliding block 2 to slide towards one side close to the second driving piece 21, the limiting part a2 is close to the limiting rod 3, and meanwhile, the acting part 23 slides along the horizontal stroke surface 13b to enable the locking protrusion 24 to withdraw from the locking groove 14; when the action part 23 contacts the inclined stroke surface 13a, the slider 2 continues to move, the action part 23 applies a pushing force to the locking block 1 through the stroke part 13, the pushing force moves to one side away from the locking end 311, the locking block 1 moves to one side away from the locking end 311 and compresses the first driving member 12, when the slider 2 moves to the position limiting part a2 to coincide with the position limiting boss 32, the third driving member 33 drives the position limiting boss 32 to move to one side of the rod body 31, the position limiting boss 32 is clamped into the position limiting part a2, and the locking mechanism returns to the initial state.

It should be noted that, the compression springs as the first driving member 12, the second driving member 21 and the third driving member 33 are only preferred embodiments in this embodiment, and for those skilled in the art, all driving mechanisms that can achieve the same effect can be used in the embodiments of the present invention, and only the driving manner of the driving members is selected and changed, which should not be taken as a substantial improvement to the technical solution of the present invention, and still belong to the protection scope of the present invention.

The utility model discloses a locking mechanism is when using, through pressing splenium and pressing the key alone respectively, just can turn into the motion of latch segment with the motion of slider, has realized the indirect control of latch segment, the utility model discloses a slider and latch segment's interact has realized the purpose of a key control locking end motion, has made things convenient for locking mechanism's operation, and the operator uses easy to go up the hand, has optimized user's use and has experienced, the popularization and application of being convenient for.

Example two

As shown in fig. 7, the present embodiment is substantially the same as the first embodiment, except that the slider 2 further includes a roller 24, the roller 24 is rotatably mounted on the acting portion 23, and when the slider 2 slides, an outer side wall of the roller 24 abuts against the stroke portion 13.

The setting of gyro wheel can be convenient for the motion between effect portion and the stroke portion more smoothly, appears blocking when preventing that latch segment and slider from taking place relative motion.

EXAMPLE III

With reference to fig. 8 to 10, the present invention further provides a back splint device 200 for locking and fixing the ecg collection box 300 with a detachable battery and charging the battery, wherein the one end of the ecg collection box 300 has a fixing slot for fixing, the back splint device 200 includes a first housing 41, a second housing 42 and a locking mechanism 100 installed between the inner surface of the first housing 41 and the inner surface of the second housing 42, and it can be understood that a module (not shown) for charging the ecg collection box 300 and the detached battery is also disposed between the inner surfaces of the first housing 41 and the second housing 42. The locking mechanism 100 is the locking mechanism disclosed in any one of the first embodiment or the second embodiment, wherein the first housing 41 and the second housing 42 are both perpendicular to the length direction of the limiting rod 3, one end of the first housing 41 is provided with an external power interface 45 for external power, the outer surface of the first housing 41 is provided with an installation area 421 for installing and removing the electrocardiograph collection box 300 of the battery, one end of the installation area 421 is formed with a locking hole 422, the other end of the installation area 421 opposite to the locking hole 422 is provided with a power supply interface 425 corresponding to the electrocardiograph collection box 300, the locking hole 422 is arranged corresponding to the locking end 11, the shape of the locking end 11 is matched with the fixing groove, the first driving element 12 is fixedly installed on the inner surface of the first housing 41, the second driving element 21 is fixedly connected to the inner surface of the connection between the first housing 41 and the second housing 42, the installation area 421 is formed with a button hole 423 corresponding to the pressing portion 311, a pressing hole 43 is formed at the junction of the first housing 41 and the second housing 42 corresponding to the pressing key 22. The charging battery disassembled from the electrocardiograph acquisition box is clamped and fixed to the corresponding clamping position on the outer surface of the second shell 42, the charging battery is fixedly installed and clamped mechanically, and the charging battery can be generally manually taken down.

When the back splint device provided by the embodiment is used and the electrocardiograph collecting box is placed in the installation area, the electrocardiograph collecting box 300 presses the pressing part 311 extending out of the button hole 423, the locking block 1 moves towards the locking end 11 until the locking end 11 extends out of the locking hole 422 and is matched and fixed with the fixing groove, and the pressing key 22 extends out of the pressing hole 43.

When the electrocardio collecting box 300 is disassembled, the pressing key 22 is pressed, the sliding block 2 slides to one side far away from the pressing key 22, the locking block 1 moves to one side far away from the locking end 11, the locking end 11 is separated from the fixing groove, the electrocardio collecting box can be normally disassembled, meanwhile, the limiting boss 32 is matched with the limiting part a2, and the pressing part 311 extends out of the button hole 423; waiting for the next loading and unloading cycle.

In the present embodiment, the technical features mentioned in the first embodiment or all the technical features with the same names are all indicated as the same technical features.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. A locking mechanism is characterized by comprising a locking block, a sliding block and a limiting rod penetrating the locking block and the sliding block, wherein the locking block comprises a locking end arranged on one side of the locking block and a first driving piece arranged opposite to the locking end, the limiting rod is provided with a pressing part, the pressing part protrudes out of one surface of the locking block when the limiting rod is in an initial state, the sliding block is arranged on one bottom surface of the locking block opposite to the pressing part and is positioned between the locking end and the first driving piece, the sliding block comprises a pressing key arranged on one side of the sliding block and a second driving piece arranged opposite to the pressing key, the side where the pressing key is positioned is approximately vertical to the side where the locking end is positioned, when the pressing part is pressed, the first driving piece drives the locking block to move along the direction close to one side of the locking end, and meanwhile, the second driving piece drives the sliding block to slide along the direction close to the pressing key so that the pressing part is accommodated in the locking block to be locked, when the pressing key is pressed, the pressing key pushes the sliding block to slide along the direction far away from the pressing key and drives the locking block to move along the direction far away from the locking end so that the pressing part of the limiting rod is unlocked and returned to the initial state.

2. The locking mechanism according to claim 1, wherein the slider is formed with a first guide hole, the first guide hole includes a guide portion and a limiting portion that are communicated with each other, the guide portion is strip-shaped and has a first end and a second end, the limiting portion is located at the first end of the guide portion, and a dimension of the limiting portion in a width direction of the guide portion is larger than a width dimension of the guide portion.

3. The locking mechanism according to claim 2, wherein the limiting rod comprises a rod body, a limiting boss for cooperating with the limiting portion for limiting, and a third driving member for driving the limiting portion to move to a side close to the rod body, the limiting boss is located at one end of the rod body, the rod body is movably inserted into the first guide hole, the pressing portion is located at one end of the rod body far away from the limiting boss, when the limiting rod is in an initial state, the limiting boss is matched with the limiting portion, the limiting rod limits the sliding of the sliding block, and when the pressing portion is pressed, the pressing portion drives the rod body to move to a side close to the limiting boss so that the limiting boss is separated from the limiting portion.

4. The lock mechanism as claimed in claim 2, wherein the locking block is formed with a second guide hole having a bar shape, and a length direction of the second guide hole and a length direction of the guide portion are perpendicular to each other.

5. The locking mechanism of claim 2 wherein said locking segment has at least one travel portion formed thereon, each said travel portion having an inclined travel surface facing said slider, said slider having an action portion corresponding to said travel portion, said slider forcing said locking segment in a direction away from said locking end when said action portion presses against said inclined travel surface.

6. The locking mechanism of claim 5 wherein the number of said travel portions and said action portions is two, and said two action portions are symmetrically disposed on a side of said slider remote from said locking end.

7. The locking mechanism of claim 5, wherein the stroke portion further comprises a horizontal stroke surface, a locking groove is formed on one side of the locking block, a locking protrusion is disposed on the slider, the length of the horizontal stroke surface is not less than the depth of the locking groove, and when the action portion moves to the end point of the horizontal stroke surface, the locking protrusion is engaged in the locking groove to limit the movement of the locking block.

8. The latch mechanism of claim 5 wherein the slider further comprises a roller rotatably mounted to the action portion, an outer side wall of the roller abutting the travel portion when the slider slides.

9. A back splint device, comprising a first shell, a second shell and a locking mechanism installed between the inner surface of the first shell and the inner surface of the second shell, wherein the locking mechanism is the locking mechanism of any one of claims 1 to 7, the first shell is provided with a mounting area for mounting an ECG collection box with a detachable rechargeable battery, one end of the ECG collection box is provided with a fixing groove for fixing, one end of the mounting area is provided with a locking hole, the locking hole is arranged corresponding to the locking end, the shape of the locking end is matched with the shape of the fixing groove for clamping the ECG collection box, the first driving member is fixedly installed on the inner surface of the first shell, the second driving member is fixedly connected to the inner surface of the joint of the first shell and the second shell, the mounting area is provided with a button hole corresponding to the pressing portion, a pressing hole corresponding to the pressing key is formed at the connecting position of the first shell and the second shell, and a rechargeable battery is clamped and fixed on the outer surface of the second shell and used for charging the rechargeable battery.

10. The back clip device of claim 9, wherein the other end of the mounting area opposite to the locking hole is provided with a power supply interface corresponding to the electrocardiograph acquisition box for supplying power in cooperation with the electrocardiograph acquisition box.