CN215064940U

CN215064940U - Water temperature measuring sensor suitable for ultrasonic detection device

Info

Publication number: CN215064940U
Application number: CN202121531938.8U
Authority: CN
Inventors: 吴剑锋; 韩春林; 黄跃龙; 朱坚栋
Original assignee: Zhejiang Hengjiu Medical Devices Co ltd
Current assignee: Zhejiang Hengjiu Medical Devices Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-12-07
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to a temperature measurement field especially relates to a be suitable for ultrasonic detection device's temperature measurement sensor, which comprises an outer shell, the heat conduction sheetmetal, platinum resistance and closing plate, the heat conduction sheetmetal is fixed in shell one side, the closing plate is installed at the shell opposite side and is formed an at least confined space with the heat conduction sheetmetal, the heat conduction sheetmetal is hugged closely to the platinum resistance and is located inside the confined space, and the inside packing of confined space has heat conduction silicone grease, this application is through taking off the closing plate, the convenient temperature measurement resistance of different precisions of replacement, in order to satisfy the suitable ultrasonic detection device of different application demands.

Description

Water temperature measuring sensor suitable for ultrasonic detection device

Technical Field

The application relates to the field of water temperature measurement, in particular to a water temperature measuring sensor suitable for an ultrasonic detection device.

Background

In order to solve the problem of measuring temperature in water, most manufacturers adopt temperature measuring resistors, but different application requirements possibly need the temperature measuring resistors with different temperature measuring precisions, the temperature measuring resistors installed on each existing water temperature measuring sensor are fixed, so that the measuring precision is fixed, if the precision is required to be changed, only the main body of the water temperature measuring sensor can be replaced, and the universality is limited.

SUMMERY OF THE UTILITY MODEL

Based on this, this application provides the temperature measurement resistance of the different precision of convenient replacement to satisfy the temperature measurement sensor who is suitable for ultrasonic detection device of different application demands.

The application provides a be suitable for ultrasonic detection device's temperature measuring transducer, including shell, heat conduction sheetmetal, platinum resistance and closing plate, the heat conduction sheetmetal is fixed shell one side, the closing plate is installed the shell opposite side and with the heat conduction sheetmetal forms an at least confined space, inside the heat conduction sheetmetal and lieing in the confined space are hugged closely to the platinum resistance, just the inside packing of confined space has heat conduction silicone grease.

Specifically, the shell adopts the same structure and shape as the ultrasonic detection device, the outer ring of the shell is provided with an installation bulge, and the installation bulge is matched with the fixed step of the metal snap ring of the ultrasonic detection device.

Specifically, the seam between the sealing plate and the shell is coated with sealing glue.

Specifically, the sealing plate is a poor conductor of heat, and the sealing plate is connected with the housing through a set screw.

Specifically, the sealing plate is provided with a wire hole, a wire on the platinum resistor is led out through the wire hole, and the wire hole is covered with sealing glue.

Specifically, the closing plate includes plate body and fixed block, and the shell is inside to be equipped with the opening, and the fixed block is located inside the opening, the platinum resistance is located between heat conduction sheetmetal and the fixed block, and the plate body is fixed on the fixed block and its outer fringe and the inboard contact of shell.

Specifically, platinum resistance both sides respectively with heat conduction sheetmetal and fixed block contact, heat conduction silicone grease is located the inside and contact with platinum resistance outward flange of opening.

Specifically, a fixing groove is formed in the outer wall of the shell, the heat-conducting metal sheet is fixed in the fixing groove, and the outer surface of the heat-conducting metal sheet and the surface of the groove opening of the fixing groove are located on the same plane.

Compared with the prior art, the utility model has the following characteristics and beneficial effect:

1. the platinum resistor can be taken out and replaced by temperature measuring resistors with different precisions by dismantling the sealing glue at the joint of the sealing plate and the shell, taking down the fixing screw and removing the sealing plastic plate so as to meet different application requirements;

2. according to the measurement requirements, only temperature measuring resistors with different specifications need to be replaced, the whole water temperature measuring sensor does not need to be replaced, and certain universality is achieved;

3. by adopting the shell with the same structure and shape as the ultrasonic detection device, the mechanical processing is ensured as less as possible, and the installation consistency of the whole shell and the water container is also ensured.

4. The space around the platinum resistor is filled with the heat-conducting silicone grease, so that the platinum resistor can uniformly sense heat, and the temperature measuring speed is ensured by well laminating the two sides of the platinum resistor with the heat-conducting metal sheet and the sealing plate.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in related arts, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the ultrasonic detection device of the present invention;

fig. 3 is a sectional view of the structure between the housing and the ultrasonic probe.

Reference numerals: 1. a housing; 2. a heat conductive metal sheet; 3. a platinum resistor; 4. a sealing plate; 41. a plate body; 42. A fixed block; 5. heat-conducting silicone grease; 6. an ultrasonic detection device; 7. mounting a boss; 8. a metal snap ring; 9. fixing screws; 10. and (4) conducting wires.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. All other examples, which can be obtained by a person skilled in the art without making any inventive step based on the examples in this application, are within the scope of protection of this application.

It should be understood by those skilled in the art that technical or scientific terms used in the claims and the specification should have the ordinary meaning as understood by those having ordinary skill in the art to which this application belongs. "connected" or "coupled" and like terms are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect; the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like refer to an orientation or positional relationship as shown in the drawings, which are used for convenience in describing the invention and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore, the above-described terms are not to be construed as limiting the invention.

Referring to fig. 1 to 3, in the embodiment of the present application, a water temperature measuring sensor suitable for an ultrasonic detection device is provided, which includes a housing 1, a heat conducting metal sheet 2, a platinum resistor 3 and a sealing plate 4, the heat conducting metal sheet 2 is fixed on one side of the housing 1, the sealing plate 4 is installed on the other side of the housing 1 and forms at least one sealed space with the heat conducting metal sheet, the platinum resistor 3 is tightly attached to the heat conducting metal sheet 2 and is located inside the sealed space, and the sealed space is filled with a heat conducting silicone grease 5, the platinum resistor 3 is ensured to uniformly sense heat by filling the space around the platinum resistor 3 with the heat conducting silicone grease 5, the sealing plate 4 is connected with the housing 1 through a fixing screw 9, and is coated with a sealing glue at a joint between the sealing plate 4 and the housing 1, the fixing screw 9 is removed and a sealing plastic plate is removed, the platinum resistor 3 can be taken out and replaced with temperature measuring resistors with different precisions, so as to meet different application requirements.

Specifically, shell 1 chooses for use the same structure and appearance with ultrasonic detection device 6, guarantees as few as possible machining, also guarantees the installation uniformity of whole shell 1 and water container, is equipped with installation arch 7 on the shell 1 outer lane, and installs arch 7 and ultrasonic detection device 6 metal snap ring 8's fixed step phase-match.

Specifically, the plastic board is selected for use to closing plate 4, is equipped with the wire guide on the closing plate 4, and wire 10 on the platinum resistance 3 is qualified for the next round of competitions through the wire guide, and the downthehole sealing glue that covers of wire, has both guaranteed platinum resistance 3's circular telegram effect, guarantees the inside sealed effect of shell 1 again.

Specifically, closing plate 4 includes plate body 41 and fixed block 42, the inside opening that is equipped with of shell 1, fixed block 42 is located inside the opening, platinum resistance 3 is located between heat conduction sheetmetal 2 and fixed block 42, plate body 41 is fixed on fixed block 42 and its outside edge contacts with the shell 1 is inboard, 3 both sides of platinum resistance contact with heat conduction sheetmetal 2 and fixed block 42 respectively, laminate well with heat conduction sheetmetal 2 and closing plate 4 through making 3 both sides of platinum resistance, guarantee the temperature measurement speed, heat conduction silicone grease 5 is located inside the opening and contacts with 3 outsides of platinum resistance, guarantee that

platinum resistance

3 and 5 full contacts of heat conduction silicone grease make its ability evenly feel the heat.

Specifically, be equipped with the fixed slot on the outer wall of shell 1, heat conduction sheetmetal 2 is fixed in the fixed slot, and the surface of heat conduction sheetmetal 2 and the notch place face of fixed slot lie in the coplanar, guarantees

heat conduction sheetmetal

2 and 1 installation back overall structure's of shell roughness, improves pleasing to the eye degree, also protects heat conduction sheetmetal 2 simultaneously.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A water temperature measuring sensor suitable for an ultrasonic detection device, comprising: the heat-conducting metal sheet comprises a shell (1), a heat-conducting metal sheet (2), a platinum resistor (3) and a sealing plate (4), wherein the heat-conducting metal sheet (2) is fixed on one side of the shell (1), the sealing plate (4) is installed on the other side of the shell (1) and forms at least one sealing space with the heat-conducting metal sheet (2), the platinum resistor (3) is tightly attached to the heat-conducting metal sheet (2) and is located inside the sealing space, and heat-conducting silicone grease (5) is filled inside the sealing space.

2. The water temperature measuring sensor applicable to the ultrasonic detection device according to claim 1, wherein the shell (1) has the same structure and shape as the ultrasonic detection device (6), an installation bulge (7) is arranged on the outer ring of the shell (1), and the installation bulge (7) is matched with a fixed step of a metal snap ring (8) of the ultrasonic detection device (6).

3. The water temperature measuring sensor of the ultrasonic detection device is characterized in that the joint of the sealing plate (4) and the outer shell (1) is coated with sealing glue.

4. The water temperature measuring sensor for the ultrasonic detection device as claimed in claim 1, wherein the sealing plate (4) is a poor conductor of heat, and the sealing plate (4) is connected with the housing (1) through a fixing screw (9).

5. The water temperature measuring sensor suitable for the ultrasonic detection device according to claim 1, wherein the sealing plate (4) is provided with a wire hole, the wire (10) of the platinum resistor (3) is led out through the wire hole, and the wire hole is covered with sealing glue.

6. The water temperature measuring sensor for the ultrasonic detection device according to claim 1, wherein the sealing plate (4) comprises a plate body (41) and a fixing block (42), a through hole is formed in the housing (1), the fixing block (42) is located in the through hole, the platinum resistor (3) is located between the heat conducting metal sheet (2) and the fixing block (42), and the plate body (41) is fixed on the fixing block (42) and the outer edge of the plate body is in contact with the inner side of the housing (1).

7. The water temperature measuring sensor using the ultrasonic detection device according to claim 6, wherein the platinum resistor (3) is in contact with the heat conducting metal sheet (2) and the fixing block (42) at two sides, and the heat conducting silicone grease (5) is located inside the through hole and in contact with the outer edge of the platinum resistor (3).

8. The water temperature measuring sensor applicable to the ultrasonic detection device according to claim 1, wherein a fixing groove is formed on an outer wall of the housing (1), the heat-conducting metal sheet (2) is fixed in the fixing groove, and an outer surface of the heat-conducting metal sheet (2) and a plane of a notch of the fixing groove are located on the same plane.