TWM546204U - Needling depth adjustment structure of lancing device - Google Patents

Description

Needle depth adjustment structure of blood collection device

The present invention relates to a needling depth adjustment structure of a blood collection device, in particular to a setting of a pivoting element for adjusting the movable distance of the blood collection needle, so as to adjust the blood collection depth and achieve convenience in adjustment. Safety; and a container is arranged at one end of the body, so that the user can accommodate the blood collection needle and the test piece in the container, so as to facilitate the user to carry the tester.

According to the blood collection device, the blood collection needle is used to perform blood test on the blood sample after the needle is collected, for example, the blood sugar test of the diabetic patient; the type of diabetes is mostly included, the first type Diabetes, type 2 diabetes, and gestational diabetes, etc. Among them, type 2 diabetes accounts for about 90% of all diabetic patients. The cause of type 2 diabetes is usually related to lifestyle and diet, including obesity and deficiency. Exercise, poor eating habits, and high pressures in life can lead to high blood sugar levels, and there is a risk of diabetes. Some patients are genetically ill. Therefore, doctors usually recommend high-risk groups of diabetes, or diabetics, regularly. Blood glucose monitoring to avoid or slow the onset of the disease; in order to facilitate users to self-test their blood sugar levels, there are many types of blood glucose meters, the main detection method, the user needs to collect blood, the blood is placed in the blood glucose test strip In order to detect blood sugar.

The method of blood collection, which is safer and has no pain, is to use a blood collection device to eject the blood collection needle for needle sticking; and to perform needle sticking according to the skin condition of each user, to prevent the wound from being too deep, or It is impossible to puncture the skin for blood collection. Therefore, most of the blood collection devices are equipped with an adjustment element coaxially in the moving direction of the blood collection needle, and a plurality of different lengths are arranged in the axial direction of the inner edge of the adjustment element, and blood collection is installed. The side edge of the pin block of the needle is provided with a protrusion corresponding to the step surface, so as to pass through the adjusting element at different angles, and the step direction of the pin can be corresponding to the moving direction of the bump block, thereby causing the tilting The block achieves the effect of adjusting the depth of the needle by the stop of one of the step faces.

However, the adjusting component and the blood collecting needle are coaxially disposed, and it is more difficult to apply force to the adjusting component. Therefore, the user usually holds the blood collecting device in one hand, and the other hand rotates the adjusting component to adjust the needle depth. During the adjustment process, if the firing button is accidentally touched, there will be doubts that the user who caused the adjustment is injured.

In view of this, the creator specially researched and improved the blood collection device, and improved the above problems with a better design, and after a long period of research and development and continuous testing, the creation of this creation began.

In order to achieve the above objectives, the present invention provides a needling depth adjustment structure for a blood collection device, comprising: a body having a first side wall, a second side wall, and a The base is formed to form an accommodating space, and an opening is formed at one end of the base; the first side wall is provided with a latching unit; a slider is disposed through the first side wall, and the slider is disposed at the first side wall One end of the space is provided with a tilting component corresponding to the opening, the tilting component is provided with a stopping portion and a positioning component corresponding to the latching unit, and the rocking component is provided with a first elastic unit at one end of the base The first elastic unit is elastically abutted between the swaying element and the base; at a predetermined position, the swaying element is forcing the first elastic unit to be in a pre-compressed state, and the positioning element is jammed And the pivoting member is pivotally disposed on the second side wall, and the pivoting member is eccentrically disposed in an axial direction of the rotation thereof with a stopper corresponding to the stopping portion; Component is detached from the card When the means by which the detent element based first elastic unit abuts against the elastic return displaced toward the opening, and the stopper receiving portion of the system by limiting stopper.

According to the needle depth adjustment structure of the blood collection device, the first side wall is further provided with a set of connecting holes, and the slider is assembled to the set of connecting holes.

According to the acupuncture depth adjustment structure of the blood collection device, the second side wall is provided with a pivot hole, and the pivoting member is pivotally disposed on the pivot hole.

According to the needle depth adjustment structure of the blood collection device, the pivot hole is further provided with a limiting component, the pivoting component is disposed and pivoted to the limiting component, and the limiting component is at the pivot One end of the rotating component is provided with a limiting component, and the pivoting component is provided with a plurality of limiting components corresponding to the limiting component, and the pivoting component is positioned at a different pivoting angle One of the limit units mentioned above.

According to the needle-punching depth adjusting structure of the blood collecting device, the limiting member is further provided with a notch, and the limiting member is provided with an elastic extending portion at the notch, and the limiting member is disposed on the The extension.

According to the needle depth adjustment structure of the blood collection device, the limiting member and the limiting unit are corresponding bumps and grooves.

According to the needle depth adjusting structure of the blood collecting device, the limiting member is further provided with a guiding groove corresponding to the stopping member, and the stopping member extends through the guiding groove.

According to the needle depth adjustment structure of the blood collection device described above, the pivoting member is further provided with at least one positioning unit corresponding to the guiding groove.

According to the acupuncture depth adjustment structure of the blood collection device, the positioning unit is more radially convexly disposed with a positioning block, and the positioning block is clamped to the limiting component.

According to the needle-punching depth adjusting structure of the blood collecting device, the latching unit has a first inclined surface at one end of the opening, the positioning component is elastically disposed, and the positioning component is disposed corresponding to the first inclined surface. The second inclined surface, and the positioning element has a stop surface that is latched to the latch unit when the end of the second inclined surface has a predetermined position.

According to the acupuncture depth adjustment structure of the blood collection device, the first side wall is more movably provided with a pressing member, and the pressing member is provided with an abutting member corresponding to the locking unit and the positioning member, and the A side wall is provided with a through hole corresponding to the abutting member and the positioning member, and the abutting member is supported by the through hole to abut the positioning member at the predetermined position.

According to the acupuncture depth adjustment structure of the blood collection device, the first side wall further has a positioning groove, the bottom of the positioning groove is provided with at least one perforation, and the pressing element is further provided with a corresponding connection of the perforation. The component, the component component is further provided with a corresponding card member that is latched to the through hole.

According to the acupuncture depth adjustment structure of the blood collection device, the slider is further provided with a stopper, and the rocking member is provided with at least one tenon at one end of the base, the stopper and the tenon A second elastic unit is provided between the two.

According to the needle depth adjustment structure of the blood collection device, the slider is restricted to the first side wall at a blood collection position, and the tilting element is elastically reset by the first elastic unit. The second elastic unit is in a pre-compressed state, and then the swaying element is abutted against the opening by the elastic return of the second elastic unit and is located at an initial position.

According to the needle depth adjustment structure of the blood collection device, the body is further provided with a first cover body at one end of the opening, and the first cover body is provided with a through hole corresponding to the swaying element.

According to the acupuncture depth adjustment structure of the blood collection device described above, the swaying element is further provided with a blood collection needle at one end of the opening.

According to the acupuncture depth adjustment structure of the blood collection device, the stopper is further provided with a through hole corresponding to the swaying element, and the swaying element is disposed through the through hole through the through hole. And the second elastic unit is disposed between the tenon and the stopper.

According to the needle depth adjustment structure of the blood collection device, the body is further provided with a container at one end opposite to the opening, the container is formed with a chamber, and the container is provided with a second cover body, the second cover system Corresponding to the container.

According to the needle depth adjustment structure of the blood collection device described above, the base is disposed on the wall of the bottom of the container.

According to the needle depth adjustment structure of the blood collection device described above, the slider is further provided with a pushing member at one end opposite to the rocking member.

The first embodiment of the first housing and the second housing The second side wall, the first housing and the second housing are assembled to each other to form the receiving space and the opening.

According to the needle depth adjusting structure of the blood collecting device, the stopper is further formed with a plurality of stop faces corresponding to the stopping portion, and the stopping portion abuts against the stopper One of the stop faces is limited.

It is from the above description and settings that it is obvious that this creation has the following several advantages and functions, which are detailed as follows:

1. The creation is provided on the side of the body by the pivoting element, which makes the user easier to operate and adjust the blood collection depth, and can prevent the needle from being pinched and injured during the adjustment process, thereby improving the overall creation of the creation. The convenience and safety of the operation, and the stopper has a different position in the moving direction of the swaying element due to the rotation angle of the pivoting member, so as to finely adjust the pivoting member according to the skin condition of the user, Adjusting the movable distance of the swaying element, so that when the squirting element equipped with the lancet is elastically reset by the first elastic unit and is displaced toward the opening, the stopping portion is limited by the stopping member, thereby reaching The effect of fine-tuning the depth of blood collection.

2. The container has a container at the end of the creation, which can facilitate the storage of the complex array of blood collection needles and test pieces, so that the user can carry and carry out blood collection detection, in order to prevent the user from carrying the blood collection needle and the test piece separately. Often forgetting to carry the medical environment, so that the convenience and applicability of the creation can be further enhanced.

This creation is a kind of acupuncture depth adjustment structure of a blood collection device, its implementation means, characteristics and efficacy. Several preferred and feasible embodiments are described in detail below with reference to the drawings. creation.

First, as shown in Figures 1 to 4, the present invention provides a needling depth adjustment structure for a blood collection device, which comprises:

A body 1 is provided with a first side wall 11, a second side wall 12 and a base 13 to form an accommodating space 14 and an opening 15 formed at one end of the base 13; the first side wall 11 is provided with a card掣 unit 16;

In an embodiment, the body 1 further includes a first housing 2 and a second housing 3, the first housing 2 is provided with the first side wall 11, and the second housing 3 is provided with the first housing The second side wall 12, the first housing 2 and the second housing 3 are assembled to each other to form the accommodating space 14 and the opening 15; however, it is merely illustrative and not limited thereto.

a sliding block 4 is disposed on the first side wall 11; in an embodiment, the first side wall 11 is provided with a plurality of connecting holes 111, and the sliding block 4 is assembled to the set of connecting holes 111. The slider 4 is slidable in the set of holes 111. The slider 4 is provided at one end of the accommodating space 14 with a swaying element 5 corresponding to the opening 15. The swaying element 5 is provided with a stopping portion 51 and a Corresponding to the positioning component 52 of the latching unit 16, and the rocking component 5 is provided with a first elastic unit 53 at one end of the base 13 , the first elastic unit 53 is elastically abutted against the tilting component 5 and the base 13; in a predetermined position, the swaying element 5 is forced to press the first elastic unit 53 in a pre-compressed state, and the positioning element 52 is clamped to the latching unit 16;

a pivoting member 6 is pivotally disposed on the second side wall 12. The pivoting member 6 is eccentrically disposed in a direction of its rotation, and has a stopper 61 corresponding to the stopping portion 51. The positioning member 52 is disposed at the positioning member 52. When the latching unit 16 is disengaged from the latching unit 16, the tilting member 5 is elastically reset by the first elastic unit 53 and is displaced toward the opening 15, and the stopping portion 51 is restrained by the stopper 61; In one embodiment, the stop member 61 is further formed with a plurality of stop faces 611 corresponding to the stop portion 51, and the stop portion 51 abuts against one of the stop faces of the stop member 61. 611 and restricted.

In an embodiment, in order to facilitate the positioning and pivoting of the pivoting member 6, the second side wall 12 is provided with a pivot hole 121, and the pivoting member 6 is pivotally disposed in the pivoting hole 121;

In order to prevent the pivoting member 6 from being pivoted after being pivoted, in order to prevent the pivoting member 6 from being rotated by the elastic driving of the first elastic unit 53 to cause the pivoting member 5 to collide, in a preferred embodiment The pivoting hole 121 is further provided with a limiting component 122. The pivoting component 6 is disposed and pivoted to the limiting component 122, and the limiting component 122 is provided with a limiting component 123 at one end of the pivoting component 6. The pivoting member 6 is provided with a plurality of limiting units 62 corresponding to the limiting member 123, and the pivoting member 6 is positioned at a different pivoting angle, and the limiting member 123 is positioned to be different from the same. a limiting unit 62;

In order to facilitate the rotation of the pivoting member 6 by the user, the other limiting unit 62 of the pivoting member 6 is positioned on the limiting member 123. Preferably, the limiting member 122 further defines a notch 124, and the limiting component An elastic extending portion 125 is disposed at the notch 124, and the limiting member 123 is disposed on the extending portion 125. It can be known that the limiting member 123 will be applied by the user during the rotation. The force is transmitted through the wall of the limiting unit 62, and the extending portion 125 is elastically displaced by the moment of the pivoting member 6 in the axial direction until the other limiting unit 62 is located at the position of the limiting member 123. The resetting member is in contact with the other limiting unit 62. In an embodiment, the limiting member 123 and the limiting unit 62 are corresponding bumps and grooves, and the known member is convex. The block and the groove may be disposed in a corresponding arc shape to facilitate the rotation of the pivoting member 6 by the user, but it is merely illustrative and not limited thereto.

In an embodiment, in order to facilitate the setting of the stopping portion 51, the limiting member 122 is further provided with a guiding groove 126 corresponding to the stopping member 61, and the stopping member 61 extends through the guiding groove 126. In order to limit the rotation angle of the pivoting member 6, in a preferred embodiment, the pivoting member 6 is further provided with at least one positioning unit 63 corresponding to the guiding groove 126, and the positioning unit 63 is slid and limited to In the guide groove 126, the pivoting angle of the pivoting member 6 is limited.

In a preferred embodiment, in order to realize the positioning of the pivoting member 6 in the axial direction, a positioning block 64 is further protruded from the end of the positioning unit 63 so that the positioning block 64 is stuck to the positioning block 64. Limiting element 122.

With respect to the predetermined position, the swaying member 5 is driven from the initial position, as shown in Fig. 4, by the movement of the slider 4, causing the positioning member 52 to be locked to the latch unit 16, so that In a specific embodiment, the latching unit 16 has a first inclined surface 161 at one end of the opening 15. The positioning component 52 is elastically disposed, and the positioning component 52 is provided with a second inclined surface 521 corresponding to the first inclined surface 161. And the positioning component 52 can be correspondingly latched to the stop surface 522 of the latch unit 16 when the end of the second inclined surface 521 has a predetermined position, so as shown in FIG. 5, the positioning component 52 It is elastically pressed by the abutment between the first inclined surface 161 and the second inclined surface 521, and when the stopping surface 522 is located at the wall surface position of the latching unit 16, the positioning element 52 is elastically reset, so that the positioning component 52 and the card are The 掣 unit 16 is locked with each other, and the swaying element 5 is pressed against the first elastic unit 53. At this time, the first elastic unit 53 is affected by the positioning of the positioning member 52 and the locking unit 16 and cannot push the swaying element. 5.

For the positioning between the slider 4 and the swaying member 5, in an embodiment, the slider 4 is further provided with a stopper 41, and the swaying member 5 is provided with at least one ridge 54 at one end of the base 13. A second elastic unit 55 is disposed between the stopper 41 and the tenon 54 so that when the slider 4 is moved by a user, the tilting member 5 will receive the stopper 41 and the second elastic unit 55. Moving up against the top tenon 54, as described above, moving the tilting element 5 from the initial position shown in FIG. 4 to the predetermined position shown in FIG. 5; in order to facilitate the user to operate the slider 4, In one embodiment, the slider 4 is further provided with a pushing member 42 at one end opposite to the tilting member 5;

In a preferred embodiment, in order to accurately position the axial position of the swaying member 5, the stopper 41 is further provided with a through hole corresponding to the swaying member 5, and the swaying member 5 is The hole is disposed through the block 41 , and the second elastic unit 55 is disposed between the tenon 54 and the block 41 .

In an embodiment, in order to facilitate the user to disengage the positioning member 52 from the latching unit 16, in a preferred embodiment, the first side wall 11 is more movably provided with a pressing member 7, and the pressing member 7 is provided with a corresponding The latching unit 71 and the abutting member 71 of the positioning member 52, and the first side wall 11 is provided with a through hole 112 corresponding to the abutting member 71 and the positioning member 52, and the abutting member 71 is The through hole 112 abuts against the positioning member 52 at the predetermined position, so that when the user presses the pressing member 7, as shown in FIG. 6, the positioning member 52 can be elastically pressed, thereby making the first The elastic unit 53 can push the swaying element 5 by the elastic force of its elastic return.

In the embodiment, the first side wall 11 is further provided with a positioning groove 113, and the bottom of the positioning groove 113 is provided with at least one through hole 114, and the pressing member 7 is further provided with the corresponding The assembly member 72 of the through hole 114 is further provided with a latching member 73 corresponding to the through hole 114.

As shown in FIG. 7, when the first elastic unit 53 is elastically reset, the swaying member 5 will be simultaneously moved by the elastic force of the first elastic unit 53 toward the opening 15 and reach a blood collection position. At this time, since the swaying element 5 is used to set up a blood collection needle 8 at one end of the opening 15, the skin of the user can be punctured at the blood collection position; and as in the above, at the blood collection position The stop portion 51 of the swaying member 5 is restrained by the stopper 61.

It should be particularly noted that the purpose of the second elastic unit 55 is to achieve an instantaneous return of the blood collection needle 8 and the swaying element 5 at the blood collection position, so as to reduce the pain during blood collection, so When the blood collection position is as shown in FIG. 7 , the slider 4 is limited to the first side wall 11 , and the one shown in this embodiment is abutted against the set of holes 111 by the slider 4 . The wall surface, and the swaying element 5 will continue to be moved by the elastic force of the first elastic unit 53 in the direction of the opening 15, so that the distance between the tongue 54 of the swaying element 5 and the stopper 41 will be reduced, so that the second elasticity The unit 55 is in a pre-compressed state, so that the swaying element 5 will be reset by the elastic return of the second elastic unit 55 to move toward the base 13 and balance with the elastic force of the first elastic unit 53 to return to the same. The initial position shown in Figure 4.

In addition, as described above, since the stopper 61 is eccentrically disposed, it can be known that the stopper 61 will have a different stop position at the rotation angle of the different pivoting member 6. In order to limit the movable range and the blood collection position of the swaying element 5, as shown in Fig. 7, the limiting member 123 is positioned at the blood collecting position when the limiting unit 62a is positioned, and the one shown in Fig. 8 is The limiting member 123 is positioned at the blood collection position when the limiting unit 62b is positioned, and the ninth figure shows the blood collecting position when the limiting member 123 is positioned at the limiting unit 62c; thereby, it is apparent to the different pivoting members 6 At the angle of rotation, the blood collection position can be fine-tuned.

In order to prevent the blood collection needle 8 from injuring other parts of the user during the operation of the creation, and to facilitate the position of the blood collection site (such as a finger), the body 1 is at one end of the opening 15 Further, a first cover 151 is disposed, and the first cover 151 is provided with a through hole 152 corresponding to the swaying member 5, whereby the user can place the portion where the blood is to be collected at the through hole 152, so that When the swaying element 5 is in the blood collection position, the blood collection person can be performed; in another embodiment, the first cover body 151 can be pivotally disposed, but is not limited thereto.

In another preferred embodiment, after the blood collection, a test piece (not shown) is required for the inspection instrument to be inspected, and the blood collection needle 8 and the test piece are disposable consumables, which are convenient for the user to carry. The body 1 is further provided with a container 17 at one end opposite to the opening 15. In an embodiment, in order to facilitate the installation, the base 13 is disposed on the wall surface of the bottom of the container 17; the container 17 is formed with a chamber 171. The container 17 is provided with a second cover 172, and the second cover 172 is correspondingly attached to the container 17. In an embodiment, the second cover 172 can be pivotally disposed, but Therefore, the user can put a plurality of blood collection needles 8 and test pieces into the chamber 171 of the container 17, and package and store them by the second cover 172 to prevent the user from forgetting to carry the blood collection needle 8 And test strips.

Looking at the above, the technical means exposed in this creation is not only unprecedented, but also achieves the intended purpose and effect, so it is both novel and progressive. It is a new type of patent law that is called the whole. In terms of structure, it has indeed met the statutory requirements of the Patent Law and has filed a new type of patent application in accordance with the law.

However, the above descriptions are only preferred embodiments of the present invention, and should not be used as a limitation to the scope of implementation of the creation, that is, the equivalent changes and modifications made by the applicant in accordance with the scope of the patent application and the contents of the specification should still be Belonging to the scope covered by this creation patent.

1‧‧‧ Ontology
11‧‧‧First side wall
111‧‧‧Group holes
112‧‧‧through hole
113‧‧‧ positioning slot
114‧‧‧Perforation
12‧‧‧ second side wall
121‧‧‧Pivot hole
122‧‧‧Limiting components
123‧‧‧Limited parts
124‧‧‧ gap
125‧‧‧Extension
126‧‧ ‧ guide slot
13‧‧‧Base
14‧‧‧ accommodating space
15‧‧‧ openings
151‧‧‧First cover
152‧‧‧through hole
16‧‧‧Cart unit
161‧‧‧ first slope
17‧‧‧ Container
171‧‧ ‧ room
172‧‧‧Second cover
2‧‧‧First housing
3‧‧‧ second housing
4‧‧‧ Slider
41‧‧‧block
411‧‧‧through holes
42‧‧‧Promoting parts
5‧‧‧Rotating components
51‧‧‧stop
52‧‧‧ Positioning components
521‧‧‧second bevel
522‧‧‧stop surface
53‧‧‧First elastic unit
54‧‧‧垣
55‧‧‧Second elastic unit
6‧‧‧ pivoting components
61‧‧‧stops
611‧‧‧ stop surface
62, 62a, 62b, 62c‧‧‧ limit units
63‧‧‧ Positioning unit
64‧‧‧ Positioning block
7‧‧‧ Pressing elements
71‧‧‧Agreement
72‧‧‧Component components
73‧‧‧ Cards
8‧‧ ‧ blood collection needle

The first picture is a three-dimensional diagram of the creation. Figure 2 is a perspective view of another perspective of the creation. Figure 3 is a three-dimensional exploded view of the creation. Figure 4 is a schematic cross-sectional view of the original creation. Figure 5 is a schematic cross-sectional view of the present creation at a predetermined position. Fig. 6 is a schematic cross-sectional view showing the positioning member disengaged from the latch unit when the original member is in the predetermined position. Fig. 7 is a schematic cross-sectional view showing the blood collection position when the creation limit member is positioned at the position limiting unit 62a. Figure 8 is a schematic cross-sectional view showing the blood collection position when the creation limit member is positioned at the limiting unit 62b. Figure 9 is a cross-sectional view showing the blood collection position when the creation limit member is positioned at the position limiting unit 62c.

1‧‧‧ Ontology

11‧‧‧First side wall

111‧‧‧Group holes

113‧‧‧ positioning slot

12‧‧‧ second side wall

151‧‧‧First cover

152‧‧‧through hole

172‧‧‧Second cover

2‧‧‧First housing

3‧‧‧ second housing

4‧‧‧ Slider

42‧‧‧Promoting parts

6‧‧‧ pivoting components

7‧‧‧ Pressing elements

Claims (22)

A needling depth adjusting structure of a blood collecting device, comprising: a body, a first side wall, a second side wall and a base, thereby forming an accommodating space, and forming an opening at one end opposite to the base; a side wall is provided with a latching unit; a slider is disposed on the first side wall, and the slider is provided with a tilting component corresponding to the opening at one end of the receiving space, and the tilting component is provided with a stop a locating portion and a positioning component corresponding to the latching unit, wherein the sliding component is provided with a first elastic unit at one end of the base, the first elastic unit is elastically abutted between the swaying component and the base; a predetermined position, the squeezing member presses the first elastic unit in a pre-compressed state, and the positioning member is engaged with the latch unit; and a pivoting member is pivoted through the second a side wall, the pivoting member is eccentrically disposed in a direction of its rotation, and a stopper corresponding to the stopping portion; when the positioning member is disengaged from the latching unit, the tilting member is elastically reset by the first elastic unit Reach the top and face the Opening displacement, and the stopper receiving portion of the system by limiting stopper. The needle-punching depth adjusting structure of the blood collecting device according to the first aspect of the invention, wherein the first side wall further comprises a set of connecting holes, and the sliding block is assembled to the set of connecting holes. The acupuncture depth adjustment structure of the blood collection device according to the first aspect of the invention, wherein the second side wall is provided with a pivot hole, and the pivoting element is pivotally disposed on the pivot hole. The needle-punching depth adjusting structure of the blood collecting device according to the third aspect of the invention, wherein the pivoting hole further comprises a limiting component, the pivoting component is disposed and pivoted to the limiting component, and the limiting component is The positional component is provided with a limiting component at one end of the pivoting component, and the pivoting component is provided with a plurality of limiting components corresponding to the limiting component, and the pivoting component is at a different pivoting angle, the limiting component The component is positioned in one of the different limiting units. The acupuncture depth adjustment structure of the blood collection device of claim 4, wherein the limiting component further has a notch, and the limiting component is provided with an elastic extension at the notch, and the limitation The bit member is disposed at the extension. The needle depth adjustment structure of the blood collection device according to the fourth aspect of the invention, wherein the limiting member and the limiting unit are corresponding protrusions and grooves. The needling depth adjusting structure of the blood collecting device according to the fourth aspect of the invention, wherein the limiting member further has a guiding groove corresponding to the stopping member, and the stopping member penetrates the guiding groove . The needling depth adjusting structure of the blood collecting device according to claim 7, wherein the pivoting member is further provided with at least one positioning unit corresponding to the guiding groove. The acupuncture depth adjustment structure of the blood collection device according to the eighth aspect of the invention, wherein the positioning unit end is more radially convexly provided with a positioning block, and the positioning block is clamped to the limiting component. The needle-punching depth adjusting structure of the blood collecting device according to any one of the preceding claims, wherein the latching unit has a first inclined surface at one end of the opening, and the positioning component is elastically disposed. The positioning element is provided with a second inclined surface corresponding to the first inclined surface, and the positioning element has a stop surface corresponding to the locking unit when the one end of the second inclined surface has a predetermined position. The acupuncture depth adjustment structure of the blood collection device according to claim 10, wherein the first side wall is more movably provided with a pressing element, and the pressing element is provided with an abutment corresponding to the locking unit and the positioning element. And the first side wall is provided with a through hole corresponding to the abutting member and the positioning member, and the abutting member is supported by the through hole to abut the positioning member at the predetermined position. The acupuncture depth adjustment structure of the blood collection device of claim 11, wherein the first side wall further comprises a positioning groove, the bottom of the positioning groove is provided with at least one perforation, and the pressing element is further provided with a corresponding The perforating assembly element is further provided with a corresponding card member corresponding to the perforation. The acupuncture depth adjustment structure of the blood collection device according to any one of the preceding claims, wherein the slider is further provided with a stopper, and the swaying member is provided with at least one at one end of the base a second elastic unit is disposed between the stopper and the tenon. The needling depth adjustment structure of the blood collection device according to claim 13 , wherein, in a blood collection position, the slider is restricted to the first side wall, and the swaying element is subjected to the first elasticity The elastic return of the unit is abutted to cause the second elastic unit to be in a pre-compressed state, and then the swaying element is biased against the top of the second elastic unit and is located away from the opening and at an initial position. The acupuncture depth adjustment structure of the blood collection device of claim 14, wherein the body is further provided with a first cover at one end of the opening, and the first cover is provided with a corresponding corresponding to the swaying element hole. The needletting depth adjusting structure of the blood collecting device according to claim 15, wherein the rocking member is further provided with a blood collecting needle at one end of the opening. The needling depth adjusting structure of the blood collecting device according to claim 13 , wherein the blocking block further comprises a through hole corresponding to the swaying component, wherein the swaying component is disposed through the through hole And the second elastic unit is disposed between the protrusion and the stopper. The acupuncture depth adjustment structure of the blood collection device according to any one of the preceding claims, wherein the body is further provided with a container at one end opposite to the opening, the container is formed with a chamber, and the container is provided There is a second cover body corresponding to the container. The needling depth adjusting structure of the blood collecting device according to claim 18, wherein the base is disposed on a wall of the bottom of the container. The needletting depth adjusting structure of the blood collecting device according to any one of claims 1 to 9, wherein the slider is further provided with a pushing member at an end opposite to the rocking member. The acupuncture depth adjustment structure of the blood collection device according to any one of the preceding claims, wherein the body further comprises a first housing and a second housing, the first housing is provided The first side wall is provided with the second side wall, and the first housing and the second housing are assembled to each other to form the receiving space and the opening. The needling depth adjustment structure of the blood collection device according to any one of the preceding claims, wherein the stopper is further formed with a plurality of stop faces corresponding to the stop portion, and the stop The portion is restrained by the one of the stop faces of the stopper.