CN220381966U - Sample suction button and blood analyzer - Google Patents

Abstract

The embodiment of the utility model discloses a sample sucking button and a blood analyzer, wherein the sample sucking button comprises a shell and a button assembly, the shell is provided with a key pressing groove, the button assembly comprises a button, a micro switch and a first soft cushion, the button comprises a fixed end, a movable end and a button part connected with the fixed end and the movable end, the fixed end is connected with the shell, the button part is exposed outside the shell through the key pressing groove, a user can touch and press the button part, the micro switch is arranged on the shell and is opposite to the movable end, the first soft cushion is arranged on the movable end, the button pushing part can drive the first soft cushion to elastically abut against the micro switch, so that after the user presses the button part, the movable end drives the first soft cushion to move, and the first soft cushion abuts against the micro switch.

Description

Sample suction button and blood analyzer

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a sample suction button and a blood analyzer.

Background

At present, most blood analyzer's on the market inhale appearance button and use the screw to install on inside panel beating, after the button was pressed, through the space of one section reservation, direct contact micro-gap switch again, after the button finishes, rely on button self elastic deformation resilience to reset or adopt the torsional spring to make a round trip to play the reset. The button uses the screw to install on inside panel beating, when using, because there is the clearance between button and the micro-gap switch to button and micro-gap switch rigid contact after the button is pressed, thereby lead to producing the noise.

Disclosure of Invention

Based on this, it is necessary to provide a sample sucking button and a blood analyzer, which aims at solving the problem that the button is installed on an internal sheet metal by using a screw, and when in use, a gap exists between the button and a micro switch, and the button is in rigid contact with the micro switch after the button is pressed, so that noise is generated.

In a first aspect, the utility model provides a sample absorbing key, which comprises a shell and a key assembly, wherein the shell is provided with a key pressing groove, the key assembly comprises a key, a micro switch and a first soft cushion, the key comprises a fixed end, a movable end and a key part connected with the fixed end and the movable end, the fixed end is connected with the shell, the key part is exposed out of the shell through the key groove, the micro switch is arranged on the shell and is opposite to the movable end, and the first soft cushion is arranged on the movable end and pushes the key part to drive the first soft cushion to elastically abut against the micro switch.

In one embodiment, the key further includes an extension portion and a pressing portion, the pressing portion is connected to the movable end through the extension portion, and the first cushion is mounted on an end face of the pressing portion.

In one embodiment, the end face of the pressing part is provided with a plurality of limiting parts, the limiting parts are circumferentially arranged at intervals on the pressing part and enclose to form a mounting groove, and the first cushion is mounted in the mounting groove.

In one embodiment, the key assembly further comprises a bracket, and the micro switch is mounted on the housing through the bracket.

In one embodiment, the bracket comprises a bracket body and a convex edge formed on the bracket body, wherein the convex edge is used for limiting the pressing part.

In one embodiment, the frame body is further provided with an avoidance groove, and the avoidance groove is used for avoiding the extension portion.

In one embodiment, the key assembly further comprises a second cushion disposed proximate the movable end and coupled to the housing.

In one embodiment, the distance between the second cushion and the key part is smaller than the distance between the convex edge and the pressing part.

In one embodiment, the key assembly further includes a reinforcing rib connecting the fixed end and the key part.

In a second aspect, the present utility model further provides a blood analyzer, where the blood analyzer includes a control module and the sample sucking key of any one of the above embodiments, and the sample sucking key is installed on the control module.

The implementation of the embodiment of the utility model has the following beneficial effects:

according to the sample sucking button and the blood analyzer, the fixed end of the sample sucking button is connected with the shell, the button part is exposed out of the shell through the key groove, so that a user can touch and press the button part, the micro switch is arranged on the shell and is opposite to the movable end, the first soft cushion is arranged on the movable end, the button part is pushed to drive the first soft cushion to elastically abut against the micro switch, after the user presses the button part, the movable end drives the first soft cushion to move, the first soft cushion abuts against the micro switch, and the movable end and the micro switch are not in direct rigid contact after the button is pressed, so that noise is avoided.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

fig. 1 is a schematic diagram of a sample sucking button in an embodiment.

Fig. 2 is a partially enlarged schematic illustration of a portion a of the sample-sucking key shown in fig. 1.

Fig. 3 is an exploded view of the sample-sucking key shown in fig. 1.

Reference numerals:

1. a housing; 11. pressing a key groove;

2. a key assembly; 21. a key; 211. a fixed end; 212. a movable end; 213. a key section; 214. an extension; 215. a pressing part; 216. a limit part; 217. a mounting groove; 218. reinforcing ribs; 22. a micro-switch; 23. a first cushion; 24. a bracket; 241. a frame body; 242. a convex edge; 243. an avoidance groove; 25. and a second cushion.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.

It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.

Referring to fig. 1 to 3 together, a sample sucking button provided by the present utility model will now be described, and the sample sucking button is used in a blood analyzer. The sample-absorbing key comprises a shell 1 and a key assembly 2, wherein the shell 1 is provided with a key groove 11, the key assembly 2 comprises a key 21, a micro switch 22 and a first soft cushion 23, the key 21 comprises a fixed end 211 and a movable end 212, and a key part 213 for connecting the fixed end 211 and the movable end 212, the fixed end 211 is connected with the shell 1, the key part 213 is exposed outside the shell 1 through the key groove 11, the micro switch 22 is arranged in the shell 1 and is opposite to the movable end 212, the first soft cushion 23 is arranged at the movable end 212, and the key part 213 is pushed to drive the first soft cushion 23 to elastically abut against the micro switch 22.

It can be understood that the fixed end 211 of the sample-absorbing key is connected with the housing 1, the key portion 213 is exposed outside the housing 1 through the key slot 11, so that a user can touch and press the key portion 213, the micro switch 22 is mounted on the housing 1 and opposite to the movable end 212, the first soft pad 23 is mounted on the movable end 212, the push key portion 213 can drive the first soft pad 23 to elastically abut against the micro switch 22, so that after the user presses the key portion 213, the movable end 212 drives the first soft pad 23 to move, the first soft pad 23 abuts against the micro switch 22, and after the key 21 is pressed, the movable end 212 and the micro switch 22 cannot directly rigidly contact, thereby avoiding noise.

It should be added that the housing 1 is provided with a first connecting column, the sample absorbing key is provided with a first fastener, and the first fastener penetrates through the fixed end 211 and is connected with the first connecting column. The first fastener may be a bolt penetrating the fixed end 211 and screwed with the first connection post such that the fixed end 211 is coupled to the housing 1.

The housing 1 is further provided with a first positioning column, the fixed end 211 is provided with a first positioning hole, and the first positioning column can penetrate through the first positioning hole. Before the fixed end 211 is connected with the shell 1, the first positioning column is aligned with the first positioning hole and penetrates through the first positioning hole, so that the position of the fixed end 211 and the shell 1 can be determined, and the first fastener can be smoothly connected with the first connecting column.

In this embodiment, the key 21 further includes an extension 214 and a pressing portion 215, the pressing portion 215 is connected to the movable end 212 through the extension 214, and the first cushion 23 is mounted on an end surface of the pressing portion 215. Since the micro switch 22 is disposed opposite to the movable end 212, a certain distance needs to be kept between the micro switch 22 and the housing 1, and the pressing portion 215 can drive the first cushion 23 to press the micro switch 22 by providing the extending portion 214.

It should be noted that, when the key portion 213 is pressed, the connection portion between the key portion 213 and the fixed end 211 is elastically deformed, so that the key portion 213 can move, the key portion 213 drives the movable end 212 to move, the movable end 212 drives the extension portion 214 to move, the extension portion 214 drives the pressing portion 215 to move, and the pressing portion 215 and the micro switch 22 squeeze the first cushion 23, so that the first cushion 23 contacts the micro switch 22.

Further, the end face of the pressing portion 215 is provided with a plurality of limiting portions 216, and each limiting portion 216 is circumferentially spaced apart from the pressing portion 215 and encloses a mounting groove 217, and the first cushion 23 is mounted in the mounting groove 217. The plurality of limiting portions 216 are provided to enclose the formed mounting groove 217, so that the first cushion 23 can be limited in the mounting groove 217.

Specifically, the first cushion 23 is rectangular in shape and made of silicone rubber. One side of the first cushion 23 is glued to the bottom of the mounting groove 217.

In one embodiment, as shown in fig. 2 and 3, the key assembly 2 further includes a bracket 24, and the micro switch 22 is mounted to the housing 1 through the bracket 24. By providing the bracket 24, the micro switch 22 can be mounted on the housing 1, and the micro switch 22 can be disposed opposite to the pressing portion 215, so that the pressing portion 215 can drive the first cushion 23 to press the micro switch 22.

It should be added that the housing is provided with a second connecting post, the sample absorbing button is provided with a second fastener, and the second fastener penetrates through the bracket 24 and is connected with the second connecting post. The second fastener may be a bolt penetrating the bracket 24 and connected to the second connection post so that the bracket 24 can be connected to the housing 1.

The housing 1 is further provided with a second positioning column, the bracket 24 is further provided with a second positioning hole, and the second positioning column can penetrate through the second positioning hole. Before the bracket 24 is connected with the shell 1, the second positioning column is aligned with the first positioning hole and penetrates through the first positioning hole, so that the position of the bracket 24 and the shell 1 can be determined, and the second fastening piece can be smoothly connected with the second connecting column.

In the present embodiment, the bracket 24 includes a bracket body 241 and a flange 242 formed on the bracket body 241, the flange 242 being used for limiting the pressing portion 215. After the micro switch 22 is opened, the user needs to release the key portion 213, and the elastic deformation at the connection position of the key portion 213 and the fixed end 211 is reset, so that the key portion 213 can rebound, and the convex edge 242 can abut against the pressing portion 215, so as to limit excessive rebound of the pressing portion 215.

Further, the frame body 241 is further provided with a relief groove 243, and the relief groove 243 is used for relieving the extension 214. Thus, when the key portion 213 is pressed, the connection portion between the key portion 213 and the fixed end 211 is elastically deformed, so that the key portion 213 can move, the key portion 213 drives the movable end 212 to move, the movable end 212 drives the extension portion 214 to move, the extension portion 214 drives the pressing portion 215 to move, the pressing portion 215 drives the first cushion 23 to move, and the first cushion 23 presses the micro switch 22, thereby opening the micro switch 22, so that the extension portion 214 does not interfere with the frame body 241 in the moving process.

As further shown in fig. 2 and 3, the key assembly 2 further includes a second cushion 25, the second cushion 25 being disposed proximate the movable end 212 and coupled to the housing 1. Through setting up second cushion 25, the user needs to loosen button portion 213, and the elastic deformation of button portion 213 and stiff end 211 junction resets for button portion 213 can rebound in-process, button portion 213 can contact with second cushion 25, and second cushion 25 can play the cushioning effect, avoids button portion 213 and casing 1 rigid contact to produce the noise.

Specifically, the second cushion 25 is rectangular in shape and made of silicone rubber. One side of the second cushion 25 is glued to the housing 1.

In the present embodiment, the distance between the second cushion 25 and the key portion 213 is smaller than the distance between the flange 242 and the pressing portion 215. In this way, the key portion 213 is released, and the elastic deformation at the connection position of the key portion 213 and the fixed end 211 is reset, so that the key portion 213 contacts the second cushion 25 first in the process of rebounding the key portion 213, and the second cushion 25 can buffer the key portion 213.

As shown in fig. 3, the key assembly 2 further includes a reinforcing rib 218, and the reinforcing rib 218 connects the fixed end 211 and the key part 213. Pressing the key portion 213, the connection between the key portion 213 and the fixed end 211 will be elastically deformed, and the connection between the key portion 213 and the fixed end 211 is connected with the reinforcing rib 218, so that the connection between the key portion 213 and the fixed end 211 can be prevented from being broken after being used for a long time.

In practice, a plurality of reinforcing ribs 218 may be disposed at the connection between the key portion 213 and the fixed end 211 to improve the fracture resistance effect of the connection between the key portion 213 and the fixed end 211.

The utility model also provides a blood analyzer, which comprises a control module and the sample sucking button of any embodiment, wherein the sample sucking button is arranged on the control module.

It can be understood that the blood analyzer of this embodiment uses the sample sucking button described above, so that after the user presses the button portion 213, the movable end 212 drives the first cushion 23 to move, the first cushion 23 abuts against the micro switch 22, and the first cushion 23 abuts against the micro switch 22 elastically, so that after the button 21 is pressed, the movable end 212 and the micro switch 22 will not be in direct rigid contact, thereby avoiding noise.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims (10)

1. The utility model provides a inhale appearance button, its characterized in that, inhale appearance button includes casing and button subassembly, the casing is equipped with presses the keyway, button subassembly includes button, micro-gap switch and first cushion, the button includes stiff end, expansion end, and connects the stiff end with the button portion of expansion end, the stiff end with the casing is connected, the button portion passes through the keyway exposes in the outside of casing, micro-gap switch install in the casing, and with the expansion end sets up relatively, first cushion install in the expansion end promotes the button portion can drive first cushion with micro-gap switch elasticity butt.

2. The sample absorbing key of claim 1, further comprising an extension and a pressing portion, wherein the pressing portion is connected to the movable end by the extension, and wherein the first cushion is mounted to an end surface of the pressing portion.

3. The sample absorbing button as defined in claim 2, wherein the end face of the pressing portion is provided with a plurality of limiting portions, each of the limiting portions is circumferentially spaced apart from the pressing portion and encloses a mounting groove, and the first cushion is mounted in the mounting groove.

4. The sample absorbing key of claim 2, wherein the key assembly further comprises a bracket, the micro switch being mounted to the housing by the bracket.

5. The sample absorbing button as defined in claim 4, wherein the bracket comprises a bracket body and a flange formed on the bracket body, the flange being used for limiting the pressing portion.

6. The sample absorbing button of claim 5, wherein the frame body is further provided with a relief groove for relieving the extension.

7. The sample absorbing key of claim 5, wherein the key assembly further comprises a second cushion disposed proximate the movable end and coupled to the housing.

8. The sample absorbing button of claim 7, wherein a distance between the second cushion and the button portion is less than a distance between the flange and the pressing portion.

9. The sample absorbing key of claim 1, wherein the key assembly further comprises a stiffener connecting the fixed end and the key portion.

10. A blood analyzer, comprising a control module and a sample-absorbing key according to any one of claims 1-9, said sample-absorbing key being mounted to said control module.