A split packaged blood vessel flow meter probe

Abstract

The utility model discloses a split-packaged vascular flow meter probe, comprising a lower sealing seat, an upper sealing cover is arranged above the lower sealing seat, a piezoelectric ceramic is arranged on the lower surface of the upper sealing cover, a metal J-shaped reflector structure is arranged on the side of the lower sealing seat, a wiring harness is arranged below the lower sealing seat, the fine wires in the wiring harness are welded to the piezoelectric ceramic, a rubber bag is arranged on the wiring harness, and a hand-held rod is arranged on the wiring harness below the rubber bag, through the metal J-shaped reflector structure and the sub-packaging structure between the piezoelectric ceramic and the lower sealing seat, it is convenient to produce separately, the assembly is simple, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a split-packaged blood vessel flowmeter probe. Background Art

[0002] The vascular flow probe used in surgical quality control calculates the time required for ultrasound to pass through the flowing blood and the difference in ultrasound transit time along and against the direction of blood flow to obtain parameters related to blood flow. It is used to measure the blood flow in the anastomosed or repaired blood vessels. If the blood flow reaches the expected value, the operation is successful.

[0003] Existing vascular flow probes use a full-wrapped integrated potting process, which results in multiple and complex production processes for the probes, a long production cycle, and high costs. Utility Model Content

[0004] The purpose of the utility model is to provide a split-packaged blood vessel flow meter probe to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a split-packaged vascular flow meter probe, comprising a lower sealing seat, an upper sealing cover is provided above the lower sealing seat, a piezoelectric ceramic is provided on the lower surface of the upper sealing cover, a metal J-shaped reflector structure is provided on the side of the lower sealing seat, a wiring harness is provided below the lower sealing seat, the fine wires in the wiring harness are welded to the piezoelectric ceramic, a rubber bag is provided on the wiring harness, and a hand-held rod is provided on the wiring harness below the rubber bag.

[0006] Preferably, a square groove is provided on the bottom surface of the upper cover, and the piezoelectric ceramic is connected to the square groove by glue.

[0007] Preferably, a cylinder is provided on one side surface of the upper cover.

[0008] Preferably, the bottom of the lower sealing seat is provided with a through hole, and the wiring harness passes through the bottom of the lower sealing seat through the through hole.

[0009] Compared with the prior art, the utility model has the following beneficial effects: through the metal J-shaped reflector structure and the subassembly structure between the piezoelectric ceramic and the lower sealing seat, it is easy to produce separately, the assembly is simple, and the production efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0011] Figure 2 This is a schematic diagram of the piezoelectric ceramic position structure of the utility model;

[0012] Figure 3 It is a schematic diagram of the upper cover structure of the utility model.

[0013] In the figure: 1. Metal J-shaped reflector structure; 2. Upper cover; 3. Piezoelectric ceramics; 4. Lower cover; 5. Wire harness; 6. Rubber coating; 7. Hand-held rod. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] Please refer to 1-4, an embodiment of the utility model provided: a split-packaged vascular flowmeter probe, including a lower sealing seat 4, an upper sealing cover 2 is provided above the lower sealing seat 4, a piezoelectric ceramic 3 is provided on the lower surface of the upper sealing cover 2, a metal J-shaped reflector structure 1 is provided on the side of the lower sealing seat 4, a wiring harness 5 is provided below the lower sealing seat 4, the fine wires in the wiring harness 5 are welded to the piezoelectric ceramic 3, a rubber bag 6 is provided on the wiring harness 5, and a hand-held rod 7 is provided on the wiring harness 5 below the rubber bag 6, the piezoelectric ceramic 3 and the fine wires in the wiring harness 5 are welded together by laser soldering, the piezoelectric ceramic 3 (including the welding fine wire) is installed in the square groove at the bottom of the upper sealing cover 2 and bonded with glue, the lower sealing seat 4 is installed at the bottom of the piezoelectric ceramic 3 and contacts with the lower part of the upper sealing cover 2, and is bonded with glue to form a split package for the piezoelectric ceramic, and the specific assembly steps are as follows:

[0016] The first step is to install the rubber bag 6 and the hand-held rod 7 on the wiring harness 5;

[0017] Step 2: Pass the wire harness 5 through the bottom of the lower sealing seat 4 and weld it to the piezoelectric ceramic 3;

[0018] Step 3: Install the welded piezoelectric ceramic 3 inside the square groove of the upper cover 2, and then fix the upper cover 2 and the piezoelectric ceramic 3 to the lower cover 4;

[0019] Step 4: fix the metal J-shaped reflector structure 1 to one side of the lower sealing seat 4.

[0020] A square groove is provided on the bottom surface of the upper cover 2, and the piezoelectric ceramic 3 is connected to the square groove by glue, so that the piezoelectric ceramic 3 is conveniently extruded and fixed, which makes assembly more convenient during assembly production.

[0021] A cylinder is provided on one side of the upper cover 2 to facilitate fixed connection with the metal J-shaped reflector structure 1 .

[0022] A perforation is provided at the bottom of the lower sealing seat 4, and the wiring harness 5 passes through the bottom of the lower sealing seat 4 through the perforation, so as to facilitate the transmission of the flow conditions in the blood vessel.

[0023] Working principle: During production, the upper cover 2, the lower cover 4 and the piezoelectric ceramic 3 can be produced in batches and then assembled, which can effectively improve production efficiency. The blood vessel is placed under the metal J-shaped reflector structure 1 to collect relevant data on the blood vessel.

Claims

1. A split-packaged vascular flow meter probe, comprising a lower sealing seat (4), characterized in that: An upper sealing cover (2) is provided above the lower sealing seat (4), a piezoelectric ceramic (3) is provided on the lower surface of the upper sealing cover (2), a metal J-shaped reflector structure (1) is provided on the side of the lower sealing seat (4), a wiring harness (5) is provided below the lower sealing seat (4), the piezoelectric ceramic (3) is welded with fine wires in the wiring harness (5), a rubber bag (6) is provided on the wiring harness (5), and a hand-held rod (7) is provided on the wiring harness (5) below the rubber bag (6).

2. The split packaged vascular flow meter probe according to claim 1, characterized in that: A square groove is provided on the bottom surface of the upper cover (2), and the piezoelectric ceramic (3) is connected to the square groove by glue.

3. The split packaged vascular flow meter probe according to claim 1, characterized in that: A cylinder is provided on one side surface of the upper cover (2).

4. The split packaged vascular flow meter probe according to claim 1, characterized in that: The bottom of the lower sealing seat (4) is provided with a through hole, and the wiring harness (5) passes through the bottom of the lower sealing seat (4) through the through hole.

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