CN217444683U

CN217444683U - Elastic connecting piece and elastic connecting device

Info

Publication number: CN217444683U
Application number: CN202220506820.8U
Authority: CN
Inventors: 徐辛酉
Original assignee: Wuhan Zoncare Bio Medical Electronics Co ltd
Current assignee: Wuhan Zoncare Bio Medical Electronics Co ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-09-16
Anticipated expiration: 2032-03-08

Abstract

The utility model provides an elastic connecting piece and elastic connection device, it includes and is become by a conducting rod bending type, include: the conducting rod is bent to form a first contact part, a fixing part and a second contact part, one end of the fixing part can be fixed with the clamping piece, and one end of the first contact part, which is far away from the fixing part, forms a contact end; and one end of the second contact part, which is far away from the fixed part, forms another contact end. The elastic connecting piece of the utility model has simple structure, and the conduction of the original spring needle multi-component can be realized only by one conductive rod; the transmission current is large and the impedance is small, the current is transmitted in the conductor with the same section area all the time, and the transmission of electric signals among a plurality of heterogeneous media such as a pin shaft, a spring and an outer pipe, which causes the small resistance of the transmittable current, is not the same as that of a spring pin.

Description

Elastic connecting piece and elastic connecting device

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an elastic connecting piece and elastic connection device.

Background

A patient monitor is a device or system that measures and monitors physiological parameters of a patient in real time, compares them to known settings, and sends an alarm if an excessive level is present. Part monitor needs to cooperate portable medical function module to use, when using, inserts patient monitor's special use with medical function module usually and inserts the draw-in groove, carries out the signal of telecommunication hookup, because electron and medical product signal of telecommunication hookup usually adopt the spring needle to realize.

For example, a vertical inserting plate type spring needle provided in patent CN208157698U includes a needle head, a copper ball, a spring and a needle tube, wherein the needle tube is provided with the spring; a copper ball is placed on the spring; the needle head is fixedly arranged at the top of the needle tube; the bottom of the needle head is designed with a limit lug.

The spring needle in the prior art has a complex structure and low assembly efficiency, and the conductive current of the spring needle is influenced by a plurality of parts.

SUMMERY OF THE UTILITY MODEL

In view of this, it is necessary to provide an elastic connection element and an elastic connection device, which solve the problems of the prior art that the pogo pin has a complicated structure and affects the conductive current.

The utility model provides an elastic connection device, include:

the conducting rod is bent to form a first contact part, a fixing part and a second contact part, one end of the fixing part can be fixed with the clamping piece, and one end of the first contact part, which is far away from the fixing part, forms a contact end; and one end of the second contact part, which is far away from the fixed part, forms another contact end.

Optionally, the first contact portion is U-shaped, one end of the first contact portion is one end of the conductive rod, the other end of the first contact portion is integrally connected to the fixing portion, and the first contact portion is disposed obliquely relative to the fixing portion.

Optionally, one end of the fixing portion is connected with the first contact portion to form a whole, and the other end of the fixing portion is bent to form an end portion matched with the engaging member and connected with the second contact portion to form a whole.

Optionally, one end of the second contact portion is connected with the fixing portion into a whole, and the other end of the second contact portion extends along a direction perpendicular to the fixing portion and is bent to form a contact end.

Optionally, the conductive rod has elasticity.

Optionally, the contact end of the first contact portion and the contact end of the second contact portion are located on the same vertical line.

An elastic connecting device comprises a first component, a clamping piece, a functional module and any one of the elastic connecting pieces, wherein the first component is fixed on the clamping piece, the functional module is clamped in the clamping piece, the elastic connecting piece is embedded in the clamping piece, a contact end of a first contact part is in contact with the first component, and a contact end of a second contact part extends into the clamping piece and is in contact with the functional module, so that a passage is formed between the first component and the functional module.

Optionally, the engaging member includes a main body and a fixing seat, the fixing seat is disposed on the top of the main body, and the fixing seat is formed with a fixing position for fixing the first component and the elastic connecting member.

Optionally, the bottom of the main body is recessed to form a clamping groove for clamping the functional module; the main body is provided with a through hole capable of accommodating the contact end of the second contact part.

Optionally, a receiving electrode capable of contacting with the contact end of the first contact portion is embedded in the top surface of the functional module.

The utility model has the advantages that:

the elastic connecting piece of the utility model has simple structure, and the conduction of the original spring needle multi-component can be realized only by one conductive rod; the transmission current is large and the impedance is small, the current is transmitted in the conductor with the same section area all the time, and the transmission of electric signals among a plurality of heterogeneous media such as a pin shaft, a spring and an outer pipe, which causes the small resistance of the transmittable current, is not the same as that of a spring pin.

Drawings

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

Fig. 1 is a schematic structural diagram of an elastic connection device according to a first embodiment of the present invention;

FIG. 2 is a schematic view of the construction of the resilient connector of FIG. 1;

wherein: 1-a first part, 2-a clamping piece, 21-a main body, 211-a clamping groove, 212-a through hole, 213-a protrusion, 22-a fixed seat, 3-a functional module, 31-a groove, 32-a receiving electrode, 4-an elastic connecting piece, 41-a first contact part, 42-a fixed part and 43-a second contact part.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.

As shown in fig. 1, an embodiment of the present invention provides an elastic connection device, which includes: the clamping piece comprises a first component 1, a clamping piece 2, a functional module 3 and an elastic connecting piece 4, wherein the first component 1 is fixed on the clamping piece 2, the functional module 3 is clamped in the clamping piece 2, the elastic connecting piece 4 is embedded on the clamping piece 2, one end of the elastic connecting piece 4 is in contact with the first component 1, and the other end of the elastic connecting piece 4 extends into the clamping piece 2 and is in contact with the functional module 3, so that a passage is formed between the first component 1 and the functional module 3.

Specifically, a plurality of circuit components and conducting strips electrically connected with the circuit components are arranged on the first component 1, the conducting strips are in contact with the elastic connecting piece 4, and a passage is formed between the elastic connecting piece 4 and the functional module 3.

In this embodiment, the first component 1 is a PCB, and the conductive sheet is formed by a copper-coated area on the PCB.

The engaging member 2 includes a main body 21 and a fixing seat 22, the fixing seat 22 is disposed on the top of the main body 21, and a fixing position for fixing the first component 1 and the elastic connecting member 4 is formed on the fixing seat 22.

The bottom of the main body 21 is recessed inwards to form an engagement groove 211 for engaging the functional module 3; the main body 21 is provided with a through hole 212 capable of accommodating a portion of the elastic connecting member 4, and at least a portion of the elastic connecting member 4 can extend into the engaging groove 211 through the through hole 212 and contact with the functional module 3 in the engaging groove 211.

The inner wall of the engaging groove 211 is provided with a plurality of protrusions 213.

Specifically, the functional module 3 is a component for realizing various medical functions, the shape of the functional module 3 is matched with the engaging groove 211, a groove 31 corresponding to the protrusion 213 is arranged on the outer surface of the functional module 3, and when the functional module 3 extends into the engaging groove 211, the protrusion 213 is clamped into the groove 31 corresponding to the protrusion 213, so that the functional module 3 and the main body 21 are relatively fixed.

The top surface of the functional module 3 is embedded with a receiving electrode 32, and when the functional module 3 is embedded into the engaging groove 211 and forms a relative fixation with the main body 21, the receiving electrode 32 contacts with the elastic connecting piece 4 through the through hole 212 extending into the engaging groove 211. A passage is formed between the functional module 3 and the first part 1 by the elastic connection 4.

Specifically, as shown in fig. 2, the elastic connecting member 4 is formed by bending a conductive rod, the conductive rod is bent to form a first contact portion 41, a fixing portion 42 and a second contact portion 43, one end of the fixing portion 42 can be fixed to the engaging member 2, and one end of the first contact portion 41, which is far away from the fixing portion 42, forms a contact end capable of contacting with the first component 1; one end of the second contact portion 43, which is away from the fixing portion 42, can extend into the engaging groove 211 through the through hole 212 and contact the functional module 3 in the engaging groove 211.

The first contact part 41 is U-shaped, one end of the first contact part is one end of the conductive rod, the other end of the first contact part 41 is connected with the fixing part 42 into a whole, and the first contact part 41 is obliquely arranged relative to the fixing part 42; one end of the fixing portion 42 is integrally connected with the first contact portion 41, the other end of the fixing portion 42 is bent to form an end portion matched with the fixing seat 22 and integrally connected with the second contact portion 43, one end of the second contact portion 43 is integrally connected with the fixing portion 42, and the other end of the second contact portion 43 extends along a direction perpendicular to the fixing portion 42 and is bent to form a contact end capable of contacting with the functional module 3.

The conductive rod has elasticity, so the first contact part 41 has elasticity, when the first contact part 41 contacts with the first component 1, a certain pressure can be borne, and the elasticity of the first contact part 41 can make the first contact part 41 closely contact with the first component 1; a situation in which the first contact portion 41 is out of contact with the first member 1 is avoided.

The contact point of the first contact portion 41 with the first component 1 and the contact point of the second contact portion 43 with the functional module 3 are located on the same vertical line. Under the action of the elastic force, the first contact part 41 always abuts against the first component 1; the second contact portion 43 always contacts the functional module 3; the first contact portion 41 and the second contact portion 43 are respectively stressed in opposite directions, so that the elastic connecting piece 4 only moves up and down in the vertical axis direction, and the vertical direction deviation caused by uneven stress can be avoided.

During operation, the first member 1 is fixed to the engaging piece 2 and abuts against the first contact portion 41; when the functional module 3 is fitted into the engaging piece 2, the receiving electrode 32 of the functional module 3 comes into contact with the second contact portion 43, and conduction is established between the first member 1 and the functional module 3.

The utility model discloses beneficial effect is:

1. the structure is simple, and the conduction of the multi-component of the existing spring needle is realized only by one conducting rod;

2. the transmission current is large and the impedance is small, the current is always transmitted in a conductor with the same section area, and the transmission of electric signals between a pin shaft, a spring and various heterogeneous media of an outer pipe causes small transmission current and large impedance unlike a spring pin;

3. the conductive rod is not limited to be made of stainless steel, phosphor copper and other high-elasticity conductive materials, and the elasticity and the stroke required by various use scenes can be realized by adjusting the wire diameter of the conductive rod and the whole size of the conductive rod, so that two contact ends of the conductive rod can be always in a conduction state in a manner of being abutted against the first component 1 and the functional module 3.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. An elastic connecting piece is formed by bending a conductive rod, and is characterized by comprising:

2. The elastic connecting member according to claim 1, wherein said first contact portion is U-shaped, one end of which is one end of said conductive rod, and the other end of said first contact portion is integrally connected to said fixing portion, said first contact portion being disposed obliquely with respect to said fixing portion.

3. The flexible connector of claim 2 wherein one end of said fastening portion is integrally connected to said first contact portion and the other end of said fastening portion is bent to form a mating end with said engaging member and integrally connected to said second contact portion.

4. The spring-loaded connector of claim 3, wherein one end of said second contact portion is integrally connected to said fixed portion, and the other end of said second contact portion extends in a direction perpendicular to said fixed portion and is bent to form a contact end.

5. The elastic connector of claim 4, wherein said conductive rod is elastic.

6. The spring connector of claim 4, characterized in that the contact end of said first contact portion and the contact end of said second contact portion are located on the same vertical line.

7. An elastic connecting device, comprising a first component, a fastener, a functional module and the elastic connecting member of any one of claims 1 to 6, wherein the first component is fixed on the fastener, the functional module is fastened in the fastener, the elastic connecting member is embedded in the fastener, the contact end of the first contact portion contacts with the first component, and the contact end of the second contact portion extends into the fastener and contacts with the functional module, so that a passage is formed between the first component and the functional module.

8. The elastic connecting device as claimed in claim 7, wherein the engaging member comprises a main body and a fixing seat, the fixing seat is disposed on the top of the main body, and a fixing position for fixing the first member and the elastic connecting member is formed on the fixing seat.

9. The elastic connecting device as claimed in claim 8, wherein the bottom of the main body is recessed to form a catching groove for catching the functional module; the main body is provided with a through hole capable of accommodating the contact end of the second contact part.

10. The elastic connecting device according to claim 9, wherein a top surface of the functional module is embedded with a receiving electrode capable of contacting the contact end of the first contact portion.