External reusable power supply device for electric endoscope

Abstract

The utility model relates to an external reusable power supply device for an electric endoscope. The external reusable power supply device comprises a shell; the plurality of coils are fixed in the shell through a supporting assembly; the primary winding and the secondary winding are both wound on the same coil; the bridging sheet is fixed in the shell and is connected with two ends of a second outgoing line of the secondary winding; the connecting piece is connected with the first lead-out wire of the primary winding and the third lead-out wire of the power line; a plug of the power line is connected with 220V network voltage, a third leading-out wire of the power line is connected with the connecting piece, the connecting piece is connected with a first leading-out wire of the primary winding, the primary winding and the secondary winding are subjected to voltage reduction, the voltage after voltage reduction is connected with the bridging piece through the second leading-out wire, and the bridging piece is connected with an instrument for power supply. Continuous power supply of the power supply device is guaranteed, interruption of an operation is avoided, in addition, the power supply device can be reused, and resources are effectively saved.

Description

Technical Field

[0001] The utility model relates to the field of staplers, in particular to an external and reusable power supply device for an electric laparoscope. Background Art

[0002] In today's market, major manufacturers have launched electric laparoscopic staplers. Currently, the laparoscopic staplers on the market are all powered by lithium batteries and are disposable, which brings about the problem of recycling medical equipment.

[0003] In addition, during the operation, the lithium battery may run low, causing the operation to be interrupted;

[0004] In summary, how to achieve the reuse of the stapler power supply device and avoid surgical interruption has become an urgent problem that researchers in this field need to solve. Utility Model Content

[0005] The technical problem to be solved by the utility model is: how to realize the reuse of the stapler power supply device;

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] The utility model is an external reusable power supply device for an electric laparoscope, comprising: a housing; a plurality of coils, which are fixed in the housing through a support assembly; a primary winding and a secondary winding, both of which are wound on the same coil; a bridge piece, which is fixed in the housing and connected to both ends of the second lead wire of the secondary winding; a connecting piece, which connects the first lead wire of the primary winding and the third lead wire of the power line;

[0008] The plug of the power cord is connected to the 220V grid voltage, the third lead wire of the power cord is connected to the connecting piece, the connecting piece is connected to the first lead wire of the primary winding, the primary winding and the secondary winding are stepped down, the stepped-down voltage is connected to the bridge piece through the second lead wire, and the bridge piece contacts the instrument contacts for power supply.

[0009] In this solution, the power supply device is connected to the 220V grid voltage, which ensures continuous power supply to the power supply device and avoids interruption of the operation. In addition, the power supply device can also be reused, effectively saving resources.

[0010] In order to illustrate the specific structure of the support assembly, the support assembly adopted by the utility model includes: a coil seat, which is placed in the cavity of the shell, the bottom of which is fixedly connected to the shell, and the top of which is sleeved and fixed with the corresponding coil;

[0011] A cavity for placing the coil seat is provided in the shell. In this solution, four coil seats are provided, so four cavities are set. The top diameter of the coil seat is slightly smaller than the inner diameter of the coil, so that the coil sleeve can be fixed on the coil seat.

[0012] How to fix the coil seat and the shell? The utility model adopts a buckle provided at the inner peripheral wall of the shell near the bottom of the shell; the bottom of the coil seat is provided with a flange extending outward; the flange is inserted into the slot between the buckle and the inner bottom wall of the shell to fix the shell and the coil seat;

[0013] A buckle is arranged in each cavity, and the corresponding coil seat is placed in the corresponding cavity to realize the fixed connection between the multiple coil seats and the shell.

[0014] How to achieve the fixed connection of the bridge piece, the utility model adopts the bridge piece as an L-shaped structure, the vertical section of which is fixed in the slot opened in the vertical direction of the shell, and the horizontal section of which is located at the bottom of the cavity;

[0015] In this solution, the vertical section of the bridge piece is fixed in the slot to limit the bridge piece. Four slots are also provided in this solution to fix the bridge piece to the shell.

[0016] In order to illustrate how the connecting piece is connected to the coil, the utility model uses each connecting piece to connect the first lead wire of the primary winding on the two coils;

[0017] Every two coils are connected by a connecting piece, so that the power cord is connected to a 220V AC voltage. When the 220V AC voltage is applied to a pair of series-connected coils, a DC voltage will be generated at the output end of the coil. There are two pairs of series-connected coils, one pair outputs a forward voltage of 6V, and the other pair outputs a reverse voltage of 6V. When connected to the instrument through a bridge piece, the instrument is supplied with a voltage of 12V, so that the instrument can be used normally.

[0018] In order to facilitate the connection of the power cord, the utility model adopts a through hole for the power cord to pass through the top of the shell;

[0019] The third lead wire of the power line passes through the through hole and is connected to the connecting piece.

[0020] The beneficial effects of the utility model are as follows: the utility model is an external reusable power supply device for an electric laparoscope, the plug of the power cord is connected to a 220V network voltage, the third lead wire of the power cord is connected to a connecting piece, the connecting piece is connected to a first lead wire of a primary winding, the primary winding and the secondary winding are stepped down, the stepped-down voltage is connected to a bridge piece through a second lead wire, and the bridge piece is connected to the instrument for power supply; continuous power supply of the power supply device is ensured, interruption of surgery is avoided, and the power supply device can also be reused, effectively saving resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] Figure 1 It is a structural schematic diagram of the utility model;

[0023] Figure 2 This is a schematic diagram of the utility model omitting the upper structure of the shell;

[0024] Figure 3 yes Figure 2 A magnified view of point A;

[0025] Figure 4 It is the coordination diagram of two coils;

[0026] Figure 5 is a schematic diagram of the structure of the lower part of the shell;

[0027] In the figure: 1-shell, 2-coil, 3-bridge, 4-second lead, 5-connecting plate, 6-first lead, 7-power line, 8-third lead, 9-coil seat, 10-cavity, 11-buckle, 12-flange, 13-slot, 31-vertical section, 32-horizontal section. DETAILED DESCRIPTION

[0028] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0029] like Figure 1-5 As shown, the utility model is an external reusable power supply device for an electric laparoscope, comprising: a housing 1; a plurality of coils 2 fixed in the housing 1 through a support assembly; a primary winding and a secondary winding, both of which are wound on the same coil 2; a bridge piece 3 fixed in the housing 1, which is connected to both ends of a second lead wire 4 of the secondary winding; a connecting piece 5 connected to a first lead wire 6 of the primary winding and a third lead wire 8 of a power line 7;

[0030] The plug of the power cord is connected to the 220V grid voltage, the third lead of the power cord is connected to the connecting plate, the connecting plate is connected to the first lead of the primary winding, the primary winding and the secondary winding are stepped down, the stepped-down voltage is connected to the bridge plate through the second lead, and the bridge plate contacts the instrument contacts for power supply; in this solution, the power supply device is connected to the 220V grid voltage, which ensures continuous power supply of the power supply device and avoids interruption of the operation. In addition, the power supply device can also be reused, effectively saving resources.

[0031] like Figure 3-5As shown, in order to illustrate the specific structure of the support assembly, the support assembly adopted by the utility model includes: a coil seat 9 is placed in a cavity 10 of a housing 1, the bottom of the coil seat 9 is fixedly connected to the housing 1, and a corresponding coil 2 is fixedly sleeved on the top of the coil seat 9;

[0032] A cavity for placing the coil seat is provided in the shell. In this solution, four coil seats are provided, so four cavities are set. The top diameter of the coil seat is slightly smaller than the inner diameter of the coil, so that the coil sleeve can be fixed on the coil seat.

[0033] like Figure 4-5 As shown, how to achieve the fixation of the coil seat and the shell, the utility model adopts a buckle 11 provided at the inner peripheral wall of the shell 1 near the bottom of the shell 1; the bottom of the coil seat 9 is provided with a flange 12 extending outward; the flange 12 is inserted into the slot between the buckle 11 and the inner bottom wall of the shell 1, and the shell 1 and the coil seat 9 are fixedly connected;

[0034] A buckle is arranged in each cavity, and the corresponding coil seat is placed in the corresponding cavity to realize the fixed connection between the multiple coil seats and the shell.

[0035] like Figure 3-5 As shown, how to achieve the fixed connection of the bridge piece, the utility model adopts the bridge piece 3 as an L-shaped structure, the vertical section 31 of the bridge piece 3 is fixed in the slot 13 opened in the vertical direction of the shell 1, and the horizontal section 32 of the bridge piece 3 is located at the bottom of the cavity 10;

[0036] In this solution, the vertical section of the bridge piece is fixed in the slot to limit the bridge piece. Four slots are also provided in this solution to fix the bridge piece to the shell.

[0037] like Figure 3 As shown, in order to illustrate how the connecting piece is connected to the coil, the utility model uses each connecting piece 5 to connect the first lead wire 4 of the primary winding on the two coils 2;

[0038] Every two coils are connected by a connecting piece, so that the power cord is connected to a 220V AC voltage. When the 220V AC voltage is applied to a pair of series-connected coils, a DC voltage will be generated at the output end of the coil. There are two pairs of series-connected coils, one pair outputs a forward voltage of 6V, and the other pair outputs a reverse voltage of 6V. When connected to the instrument through a bridge piece, the instrument is supplied with a voltage of 12V, so that the instrument can be used normally.

[0039] like Figure 1 As shown, in order to facilitate the connection of the power cord, the utility model adopts a through hole for the power cord 7 to pass through the top of the housing 1;

[0040] The third lead-out wire of the power line passes through the through hole and is connected to the connecting piece.

[0041] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. An external reusable power supply device for an electric laparoscope, characterized in that: include: case; A plurality of coils fixed in the housing by a support assembly; The primary winding and the secondary winding are both wound on the same coil; A bridge piece, which is fixed in the housing and connected to two ends of the second lead wire of the secondary winding; A connecting piece is used to connect the first lead wire of the primary winding and the third lead wire of the power line.

2. The external reusable power supply device for an electric laparoscope according to claim 1, characterized in that: The support assembly comprises: The coil seat is placed in the cavity of the shell, with its bottom fixedly connected to the shell and its top sleeved with the corresponding coil.

3. The external reusable power supply device for an electric laparoscope according to claim 2, characterized in that: A buckle is provided on the inner peripheral wall of the shell near the bottom of the shell; The bottom of the coil seat is provided with a flange extending outward; The flange is inserted into the slot between the buckle and the inner bottom wall of the shell to fix the shell and the coil seat.

4. The external reusable power supply device for an electric laparoscope according to claim 2, characterized in that: The bridge piece is an L-shaped structure, a vertical section of which is fixed in a slot vertically opened in the shell, and a horizontal section of which is located at the bottom of the cavity.

5. The external reusable power supply device for an electric laparoscope according to claim 1, characterized in that: Each of the connecting pieces is connected to the first lead wires of the primary windings on the two coils.

6. The external reusable power supply device for an electric laparoscope according to claim 1, characterized in that: The top of the shell is provided with a through hole for the power line to pass through.

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