CN216081892U

CN216081892U - Pressure output device

Info

Publication number: CN216081892U
Application number: CN202122522170.4U
Authority: CN
Inventors: 胡剑
Original assignee: Suzhou Youjiangong Electronics Co ltd
Current assignee: Suzhou Youjiangong Electronics Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-03-18
Anticipated expiration: 2031-10-20

Abstract

The present application relates to a pressure output device, connected with an external controller, and used for applying pressure to a pressure sensor, comprising: a frame body; the pressing assembly is arranged on the frame body; the bearing table is connected with the frame body and is positioned on one side of the pressure applying assembly, and the pressure sensor is placed on the bearing table; wherein, the subassembly of exerting pressure includes the driving piece of being connected with the support body, with the output shaft's of driving piece connecting piece, and the pressure head of being connected with the connecting piece, the pressure head removes towards the plummer under the drive of driving piece, and the both ends radius angle of pressure head sets up. Through being provided with the subassembly and the plummer of exerting pressure, place pressure sensor on the plummer, exert pressure to pressure sensor through controller control subassembly of exerting pressure and exert the unified pressure of settlement to judge whether performance of pressure sensor meets the requirements, convenient and fast has improved the accuracy of testing result more.

Description

Pressure output device

[ technical field ] A method for producing a semiconductor device

The application relates to a pressure output device, and belongs to the technical field of detection.

[ background of the invention ]

The pressure sensor may acquire weak signals such as pulse or respiration. In the prior art, performance detection of a pressure sensor is generally achieved by applying pressure to the pressure sensor manually, but the manually applied force cannot be uniformly controlled accurately, and the problem that the performance of the pressure sensor cannot be accurately judged exists.

Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.

[ Utility model ] content

An object of the application is to provide a pressure output device, it can apply and set for whether the performance of pressure sensor in order to detect pressure sensor meets the requirements, convenient and fast.

The purpose of the application is realized by the following technical scheme: a pressure output device connected with an external controller and for applying pressure to a pressure sensor, comprising:

a frame body;

the pressing assembly is arranged on the frame body; and

the bearing table is connected with the frame body and is positioned on one side of the pressure applying assembly, and the pressure sensor is placed on the bearing table;

the pressing assembly comprises a driving piece connected with the frame body, a connecting piece connected with an output shaft of the driving piece, and a pressing head connected with the connecting piece, the pressing head faces to the bearing table to move under the driving of the driving piece, and two ends of the pressing head are provided with fillets.

In one embodiment, the ram has a contact surface that contacts the pressure sensor;

the pressing assembly further comprises a wrapping piece wrapping the contact surface, and the wrapping piece is made of a flexible material.

In one embodiment, the overmold is integrally formed with the ram.

In one embodiment, a guide block is arranged on one of the connecting piece and the driving piece, and a guide groove in sliding fit with the guide block is arranged on the other of the connecting piece and the driving piece.

In one embodiment, the connecting element includes a main body and a bent portion bent outward from one end of the main body, the guide block or the guide groove is disposed on the main body, and the bent portion is connected to the output shaft of the driving element.

In one embodiment, the bearing table is further provided with a containing groove, and the containing groove is matched with the pressure sensor in shape.

In one embodiment, the pressure output device further comprises a moving assembly connected with the bearing table, and the moving assembly drives the bearing table to move relative to the pressure head.

In one embodiment, the moving assembly comprises a first moving part and a second moving part connected with the first moving part, and the plummer is connected with the second moving part;

one of the first moving part and the second moving part is provided with a sliding groove, and the other of the first moving part and the second moving part is also provided with a sliding block in sliding fit with the sliding groove.

In one embodiment, the moving assembly further comprises a locking member connected to the first moving member and the second moving member.

Compared with the prior art, the method has the following beneficial effects: through being provided with the subassembly and the plummer of exerting pressure, place pressure sensor on the plummer, exert pressure to pressure sensor through controller control subassembly of exerting pressure and exert the unified pressure of settlement to judge whether performance of pressure sensor meets the requirements, convenient and fast has improved the accuracy of testing result more.

[ description of the drawings ]

Fig. 1 is a schematic structural view of the pressure output device of the present application.

Fig. 2 is a top view of fig. 1.

[ detailed description ] embodiments

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some of the structures related to the present application are shown in the drawings, not all of the structures. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "comprising" and "having," as well as any variations thereof, in this application are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 1 to 2, a pressure output device in a preferred embodiment of the present application is connected to an external controller and is used for applying pressure to a pressure sensor. The external controller may be a computer or other like device of conventional construction, which is not described in detail herein. Through being connected pressure output device and external control ware, set up fixed pressure value in the external control ware, and then make pressure output device can exert the pressure value of setting for on pressure sensor to pressure sensor, convenient and fast to make the pressure sensor's of final detection performance more accurate.

Pressure output device includes support body 1, sets up the subassembly 2 that exerts pressure on support body 1 and the plummer 3 of being connected with support body 1, and plummer 3 sets up in the one side of subassembly 2 that exerts pressure, and pressure sensor places on plummer 3. At least part of the pressure application assembly 2 is movable towards the carrier table 3 to apply pressure to a pressure sensor arranged on the carrier table 3.

In order to improve the accuracy of the detection result, the bearing table 3 is further provided with a containing groove 31, and the containing groove 31 is matched with the shape of the pressure sensor so as to better fix the pressure sensor, so that the pressure applied to the pressure sensor can be better transmitted. In this embodiment, the pressure sensor includes two foam pieces and a thin film pressure sensor disposed between the two foam pieces. Different from the pressure sensor of detection gravity in the past, film formula pressure sensor in this application is used for detecting the deformation of bubble cotton then obtains final detection value. At this moment, this pressure sensor can detect the tiny signal, and detection range is bigger and more accurate.

The pressing assembly 2 comprises a driving member 21 connected with the frame body 1, a connecting member 22 connected with an output shaft of the driving member 21, and a pressing head 23 connected with the connecting member 22, wherein the pressing head 23 is driven by the driving member 21 to move towards the bearing table 3, so that a pressure with a set pressure value is applied to the pressure sensor. In the present embodiment, both ends of the pressure head 23 are rounded to prevent the both ends of the pressure head 23 from being too sharp to damage the surface of the pressure sensor.

In order to further ensure the pressure sensor, the pressure head 23 has a contact surface contacting the pressure sensor, and the pressing assembly 2 further includes a covering member 231 covering the contact surface, wherein the covering member 231 is made of a flexible material. In the present embodiment, in order to simplify the manufacturing process and make the overall structure of the pressure output device more compact, the covering member 231 is integrally formed with the ram 23.

One of the link 22 and the driver 21 is provided with a guide block 211, and the other of the link 22 and the driver 21 is provided with a guide groove 223 slidably fitted with the guide block 211. In the present embodiment, the guide block 211 is provided on the driver 21, and the guide groove 223 is provided on the link 22.

Specifically, the connector 22 includes a main body 221 and a bent portion 222 formed by bending one end of the main body 221 outward, the guide block 211 or the guide groove 223 is disposed on the main body 221, and the bent portion 222 is connected to the output shaft of the driving member 21.

In the present embodiment, the driving member 21 is a cylinder, an electric cylinder, a hydraulic cylinder, or the like, and is not particularly limited herein, and only needs to be capable of outputting a linear motion. In other embodiments, the driving member 21 may also be a motor, and in this case, a transmission member is further disposed between the motor and the bending portion 222, and the transmission member is used for converting the rotational motion of the motor into a linear motion. The transmission member may be a belt transmission or a gear transmission, which is not limited herein, according to the actual situation.

The pressure output device also comprises a moving assembly 4 connected with the bearing table 3, and the moving assembly 4 drives the bearing table 3 to move relative to the pressure head 23. The moving assembly 4 includes a first moving member 41 and a second moving member 42 connected to the first moving member 41, and the plummer 3 is connected to the second moving member 42. One of the first moving member 41 and the second moving member 42 is provided with a sliding groove, and the other of the first moving member 41 and the second moving member 42 is further provided with a sliding block in sliding fit with the sliding groove.

The moving assembly 4 further comprises a locking member connected to the first moving member 41 and the second moving member 42. In this embodiment, the locking member is a bolt, and correspondingly, the first moving member 41 and the second moving member 42 are further provided with a hole in threaded engagement with the bolt.

In summary, the following steps: through being provided with subassembly 2 and the plummer 3 of exerting pressure, place pressure sensor on plummer 3, exert pressure subassembly 2 through controller control and exert the unified pressure of setting for pressure sensor to judge whether performance of pressure sensor meets the requirements, convenient and fast more has improved the accuracy of testing result.

The above is only one specific embodiment of the present application, and any other modifications based on the concept of the present application are considered as the protection scope of the present application.

Claims

1. A pressure output device connected to an external controller and adapted to apply pressure to a pressure sensor, comprising:

a frame body;

the pressing assembly is arranged on the frame body; and

2. The pressure output device of claim 1, wherein the ram has a contact surface that contacts the pressure sensor;

3. The pressure output device of claim 2, wherein the overmold is integrally formed with the ram.

4. A pressure delivery apparatus according to claim 1, wherein one of the coupling member and the driving member is provided with a guide block, and the other of the coupling member and the driving member is provided with a guide groove slidably engaged with the guide block.

5. The pressure output device according to claim 4, wherein the connecting member includes a main body portion and a bent portion bent outward from one end of the main body portion, the guide block or the guide groove is provided on the main body portion, and the bent portion is connected to the output shaft of the driving member.

6. The pressure output device of claim 1, wherein the platform further comprises a receiving groove, and the receiving groove matches with the shape of the pressure sensor.

7. The pressure output device of claim 1, further comprising a movement assembly coupled to the carrier table, the movement assembly driving the carrier table to move relative to the ram.

8. The pressure output device of claim 7, wherein the moving assembly comprises a first moving member and a second moving member coupled to the first moving member, the plummer being coupled to the second moving member;

9. The pressure output device of claim 8, wherein the moving assembly further comprises a locking member coupled to the first moving member and the second moving member.