CN214359582U

CN214359582U - Wire winding and unwinding devices for heart electrograph instrument

Info

Publication number: CN214359582U
Application number: CN202120451548.3U
Authority: CN
Inventors: 王永梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-10-08
Anticipated expiration: 2031-03-02

Abstract

The utility model relates to the technical field of medical equipment, especially, relate to a wire winding and unwinding devices for electrocardiograph, including shell and the base of setting at the shell downside, shell one side is inlayed and is equipped with the rubber sleeve, be equipped with the reel in the shell, be equipped with the baffle on the reel, around being equipped with the signal line on the reel, run through the bobbin in the reel, be equipped with ratchet in the base, ratchet includes ratchet and pawl, the ratchet passes through connecting block and reel fixed connection, the ratchet middle part runs through there is the hollow shaft, the ratchet passes through volute spring and hollow shaft connection, pawl one side is fixed with compression spring, fixed connection between compression spring and the base. The utility model discloses a reel is around establishing the signal line, avoids signal line winding influence to use, realizes the arbitrary angular positioning locking of ratchet simultaneously through ratchet, and the restriction pulls length, receive and releases freely, avoids the signal line overlength, drags the influence of the stack and uses.

Description

Wire winding and unwinding devices for heart electrograph instrument

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a wire winding and unwinding devices for heart electrograph instrument.

Background

The electrocardiograph can automatically record the bioelectric signals (electrocardio signals) generated by exciting cardiac muscle during heart activity, and is a medical electronic instrument commonly used for clinical diagnosis and scientific research. The recording device is generally divided into a single-channel electrocardiograph, a three-channel electrocardiograph, a six-channel electrocardiograph, a twelve-channel electrocardiograph and the like according to the number of output channels of the recording device in China.

The electrocardiograph relates to and measures more with the signal line, needs medical personnel to arrange in order during the use, and waste time, and influence work efficiency, consequently needs a winding and unwinding devices convenient to arrange the wire in order.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a lead winding and unwinding device for an electrocardiogram instrument.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a wire winding and unwinding devices for electrocardiograph, includes the shell and sets up the base in the shell downside, shell one side inlays and is equipped with the rubber sleeve, be equipped with the reel in the shell, be equipped with the baffle on the reel, around being equipped with the signal line on the reel, run through the bobbin in the reel, be equipped with ratchet in the base, ratchet includes ratchet and pawl, the ratchet passes through connecting block and reel fixed connection, the ratchet middle part runs through there is the hollow shaft, the ratchet passes through volute spring and hollow shaft connection, pawl one side is fixed with pressure spring, fixed connection between pressure spring and the base.

Preferably, one end of the signal wire penetrates through the rubber sleeve, and the other end of the signal wire penetrates into the reel and is spirally wound on the bobbin.

Preferably, the signal wire penetrates into the winding tube, and the winding tube is communicated with the hollow shaft.

Preferably, the reel is rotatably connected with the housing, and the housing is fixedly connected with the base.

Preferably, the ratchet wheel is rotatably connected with the hollow shaft, and the pawl is abutted against the ratchet wheel through a compression spring.

Preferably, a shifting rod is welded on one side of the pawl, and a sliding hole matched with the shifting rod is formed in the base.

The utility model has the advantages that:

compared with the prior art, the utility model discloses a reel is around establishing the signal line, avoids the signal line winding to influence the use, realizes the arbitrary angular positioning locking of ratchet simultaneously through ratchet, and the restriction pulls length, receive and releases freely, avoids the signal line overlength, drags the crowded influence and uses.

Drawings

Fig. 1 is a schematic view of a front view half-section structure of a lead winding and unwinding device for an electrocardiogram instrument;

fig. 2 is a schematic top view of the lead winding and unwinding device for an electrocardiograph apparatus according to the present invention;

fig. 3 is a schematic structural view of the ratchet device of the lead winding and unwinding device for an electrocardiograph apparatus according to the present invention.

In the figure: 1 casing, 2 reels, 3 clapboards, 4 ratchet devices, 41 hollow shafts, 42 ratchets, 43 compression springs, 44 pawls, 5 volute springs, 6 bases, 7 rubber sleeves, 8 signal wires and 9 bobbins.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a lead winding and unwinding device for an electrocardiograph comprises a housing 1 and a base 6 arranged on the lower side of the housing 1, a rubber sleeve 7 is embedded on one side of the housing 1, a reel 2 is arranged in the housing 1, a partition plate 3 is arranged on the reel 2, a signal wire 8 is wound on the reel 2, a bobbin 9 penetrates through the reel 2, a ratchet wheel device 4 is arranged in the base 6, the ratchet wheel device 4 comprises a ratchet wheel 42 and a pawl 44, the ratchet wheel 42 is fixedly connected with the reel 2 through a connecting block, a hollow shaft 41 penetrates through the middle of the ratchet wheel 42, the ratchet wheel 42 is connected with the hollow shaft 41 through a volute spring 5, a compression spring 43 is fixed on one side of the pawl 44, and the compression spring 43 is fixedly connected with the base 6.

In this embodiment, 8 one ends of signal line run through

rubber sleeve

7, and 8 other ends of signal line run through in reel 2, and be the heliciform around establishing on bobbin 9, and signal line 8 rotates along with reel 2, avoids 8 rotatory foldings of signal line, causes the damage.

Specifically, the signal line 8 penetrates into the bobbin 9, and the bobbin 9 is communicated with the hollow shaft 41, so that the signal line 8 can be conveniently connected into the electrocardiograph.

Specifically, the reel 2 is rotatably connected with the housing 1, the housing 1 is fixedly connected with the base 6, and the reel 2 rotates under the action of the volute spiral spring 5 to conveniently store the signal wire 8

Specifically, the ratchet wheel 42 is rotatably connected with the hollow shaft 41, and the pawl 44 abuts against the ratchet wheel 42 through the pressing spring 43, so that the ratchet wheel 42 is conveniently locked at a fixed point.

Specifically, a shift lever is welded on one side of the pawl 44, a slide hole matched with the shift lever is formed in the base 6, and the ratchet wheel 42 and the pawl 44 are controlled to be meshed through the shift lever.

In this embodiment, the signal line 8 is wound on the reel 2, so that the signal line 8 is prevented from being wound to affect use, and meanwhile, the ratchet wheel device 4 is used for positioning and locking the ratchet wheel 42 at any angle, so that the signal line can be freely wound and unwound, and the signal line 8 is prevented from being too long to affect use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Claims

1. The utility model provides a wire winding and unwinding devices for electrocardiograph, includes shell (1) and sets up base (6) in shell (1) downside, its characterized in that, shell (1) one side is inlayed and is equipped with rubber sleeve (7), be equipped with reel (2) in shell (1), be equipped with baffle (3) on reel (2), around being equipped with signal line (8) on reel (2), coil bobbin (9) have been run through in reel (2), be equipped with ratchet (4) in base (6), ratchet (4) include ratchet (42) and pawl (44), ratchet (42) are through connecting block and reel (2) fixed connection, hollow shaft (41) have been run through in ratchet (42) middle part, ratchet (42) are connected with hollow shaft (41) through spiral spring (5), pawl (44) one side is fixed with pressure spring (43), the pressing spring (43) is fixedly connected with the base (6).

2. The lead wire retracting device for the electrocardiograph according to claim 1, wherein one end of the signal wire (8) penetrates through the rubber sleeve (7), and the other end of the signal wire (8) penetrates into the reel (2) and is spirally wound on the bobbin (9).

3. The lead wire retracting device for an electrocardiograph according to claim 1, wherein the signal wire (8) is inserted into a bobbin (9), and the bobbin (9) is communicated with the hollow shaft (41).

4. The lead reel device for electrocardiograph according to claim 1, wherein the reel (2) is rotatably connected to the housing (1), and the housing (1) is fixedly connected to the base (6).

5. The lead wire retracting device for the electrocardiograph according to claim 1, wherein the ratchet wheel (42) is rotatably connected to the hollow shaft (41), and the pawl (44) is pressed against the ratchet wheel (42) by a pressing spring (43).

6. The lead winding and unwinding device for the electrocardiograph is characterized in that a shifting rod is welded on one side of the pawl (44), and a sliding hole matched with the shifting rod is formed in the base (6).