JPH0542972U - Temperature detector support device - Google Patents

Abstract

(57) [Abstract] [Objective] The present invention has a structure of a temperature detector supporting device for detecting the temperature of the refrigerant in the refrigerant pipe, which can be easily and firmly fixed and the contact area between the temperature detector and the refrigerant pipe. An object of the present invention is to provide a temperature detector support device that prevents fluctuations and detects an accurate refrigerant temperature. [Structure] Holder 2 mounted on the side of refrigerant pipe 19
1 and a temperature detector 20 fixed to the holder 21 to detect the temperature of the refrigerant in the refrigerant pipe 19. The temperature detector 20 is housed and the temperature detector 20 is provided on the surface 27 of the holder facing the refrigerant pipe 19. An opening cutout 28 through which the case 26 of 20 passes is provided, a convex portion 29 with which the attachment opening hole 22 of the temperature detector 20 is fitted is provided on the holder surface 27, and two opposite sides 30 of the holder 21 are provided. 31 is bent at a right angle to the refrigerant pipe 19 side, and an opening recessed portion 32 for inserting the refrigerant pipe 19 is formed at a tip end thereof to form an outer wall surface 34 of the refrigerant pipe.
And the temperature sensing unit 24 are in close contact with each other.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a temperature detector support device for detecting the temperature of a refrigerant in a refrigerant pipe of an air conditioner.

[0002]

[Prior Art]

 Conventionally, this type of supporting device has been disclosed in Japanese Utility Model Laid-Open No. 2-69733.

The conventional temperature detector support device will be described below with reference to the drawings. 5 is an exploded perspective view showing a conventional supporting device, and FIG. 6 is a perspective view of FIG. In FIGS. 5 and 6, reference numeral 1 denotes a refrigerant pipe, 2 is a semi-cylindrical holder mounted on the side portion 3 of the refrigerant pipe 1, and 4 is a semi-cylindrical holder 2 for detecting the refrigerant temperature in the refrigerant pipe 1. The temperature detectors 5 thus inserted are leaf spring-like support plates that are inserted between the inner wall surface 6 of the semi-cylindrical holder 2 and the temperature detector 4 and are pressed against the temperature detector 4.

The supporting plate 5 has a main body 7 bent in a corrugated form, and a bent piece 8 whose one end is bent in an inverted U shape, and a flat surface portion 9 of the bent piece 8 is formed in a U shape for holding an electric wire. The part 10 and the other end 11 are provided with a slit 12 in the central part to provide a pair of tip parts 13 and 14 and claw parts 15 and 16 formed by bending the tip parts 13 and 14 outwardly. There is. The semi-cylindrical holder 2 is composed of a cylindrical portion 17 and a flat surface portion 18.

The supporting structure of the supporting device configured as described above will be described below.

The support plate 5 is press-inserted so that the flat surface portion 18 of the semi-cylindrical holder 2 is inserted between the bent piece 8 and the main body portion 7, and is fixed by the claw portion 15 without coming off. The temperature detector 4 is press-inserted between the inner wall surface 6 of the semi-cylindrical holder 2 and the main body portion 7 of the support plate 5 so as to contact the claw portion 16.

[0007]

[Problems to be solved by the device]

 However, in the above-mentioned configuration, the temperature detector 4 is housed inside the semi-cylindrical holder 2 and press-inserted, so that it is difficult to firmly fix the temperature detector 4, and the support of the temperature detector 4 is unstable. However, since the contact area between the temperature detector 4 and the refrigerant pipe 1 fluctuates, an accurate refrigerant temperature cannot be detected, and in the worst case, the holder 2 falls off.

The present invention solves the above-mentioned conventional problems. It can be easily and firmly fixed, the contact area between the temperature detector and the refrigerant pipe is prevented from fluctuating, and the temperature at which the accurate refrigerant temperature is detected can be detected. An object is to provide a detector support device.

[0009]

[Means for Solving the Problems]

 In order to achieve this object, the temperature detector support device of the present invention comprises a refrigerant pipe and a holder mounted on the side of the cooling pipe, and a temperature detector for fixing the holder to the holder to detect the refrigerant temperature in the refrigerant pipe. The temperature detector is housed in the container, and the opening face through which the case of the temperature detector penetrates is provided on the surface of the holder facing the cooling medium pipe, and the temperature detector is provided on the holder surface. Is provided with a convex portion that matches the mounting opening hole for fixing the temperature detector, two opposite sides of the holder are bent at right angles to the refrigerant pipe side, and an opening concave portion for inserting the refrigerant pipe is formed at the tip portion. The temperature detector is press-fitted between the outer surface of the refrigerant pipe and the holder so that the outer wall surface of the refrigerant pipe and the temperature sensing portion of the temperature detector are in close contact with each other.

Further, an opening cutout through which the temperature sensing portion penetrates is provided on the surface of the holder facing the refrigerant pipe of the holder, and a part of the opening cutout is bent and formed from the center of the opening to detect the temperature. It is used as a wire holding part that bundles and holds the wires connected to the container.

[0011]

The temperature detector support device of the present invention comprises a refrigerant pipe, a holder attached to the side of the refrigerant pipe, and a temperature detector fixed to the holder to detect the temperature of the refrigerant in the refrigerant pipe. The temperature detector is housed in the holder, and an opening cutout through which the temperature detector case penetrates is provided on the surface of the holder facing the refrigerant pipe, and the holder surface is provided with a mounting hole for the temperature detector. Providing protrusions that match and fix the temperature sensor, two opposite sides of the holder are bent at right angles to the refrigerant pipe side, and an opening concave portion for inserting the refrigerant pipe is formed at the tip end, Since the temperature detector is press-fitted between the outer wall surface of the pipe and the holder so that the outer wall surface of the refrigerant pipe and the temperature sensing part of the temperature sensor are in close contact with each other, the temperature sensing part directly cools the refrigerant. In contact with the pipe Therefore, it is possible to detect the accurate refrigerant temperature and to fix it easily and firmly, and to prevent fluctuations in the contact area between the temperature detector and the refrigerant pipe.

Further, an opening cutout through which the temperature sensing portion penetrates is provided on a surface of the holder facing the refrigerant pipe of the holder, and a part of the opening cutout is bent and formed from the center of the opening to detect the temperature. It is a wire holding part that bundles and holds the wires connected to the container.The wires can be bundled and held with a simple structure, the accurate refrigerant temperature can be detected, and it can be easily and firmly fixed. It is possible to prevent variation in the contact area between the temperature detector and the refrigerant pipe.

[0013]

【Example】

 Hereinafter, a first embodiment of a temperature detector supporting device according to the present invention will be described with reference to the drawings.

FIG. 1 is a perspective view of a temperature detector supporting device according to a first embodiment of the present invention. FIG. 2 is a sectional view of a temperature detector supporting device according to a first embodiment of the present invention.

In FIGS. 1 and 2, 19 is a refrigerant pipe, 20 is a temperature detector, and 21 is a holder. 22 is an opening hole of the temperature detector 20, 23 is a support plate of the temperature detector 20, 24 is a temperature sensing part of the temperature detector 20, 25 is a wiring connection terminal of the temperature detector 20, and 26 is the temperature detector 20. Is a cylindrical case, 27 is a holder surface facing the refrigerant pipe 19, 28 is an opening cutout formed on the holder surface 27, 29 is a convex portion formed on the holder surface 27, and 30 and 31 are holder 21. Two sides, 32 are opening concave portions formed on the two sides 30 and 31, 33 is an outer wall surface of the opening concave portion 32, 34 is an outer wall surface of the refrigerant pipe tightly adhered to the outer wall surface 32, 35 is a holder surface 27 and the refrigerant pipe 19 Between.

The operation of the temperature detector support device configured as described above will be described below.

In the holder 21, the refrigerant pipe 19 is inserted into the opening concave portion 32 formed on the two sides 30 and 31, and the concave portion outer wall surface 33 and the refrigerant pipe outer wall surface 34 are closely attached and mounted by welding. The temperature detector 20 is press-inserted into the space 35 between the holder 21 and the refrigerant pipe 19, and the temperature sensing unit 24 is directly attached to the refrigerant pipe 19.

The opening hole 22 of the temperature detector 20 matches the convex portion of the holder 21, and the temperature detector 20 is easily and firmly fixed to prevent the contact area variation between the temperature detector 20 and the refrigerant pipe 19 from being prevented. There is.

As described above, the temperature detector support device of this embodiment detects the refrigerant temperature in the refrigerant pipe 19 and the holder 21 mounted on the side of the refrigerant pipe 19 and fixed to the holder 21. The temperature detector 20 is housed in the temperature detector 20, and an opening cutout 28 through which the case 26 of the temperature detector 20 penetrates is provided on the surface 27 of the holder that faces the refrigerant pipe 19 and the holder surface 27 is provided. A convex portion 29 that matches the mounting opening hole 22 of the temperature detector 20 and fixes the temperature detector 20 is provided, and the two opposite sides 30 and 31 of the holder 21 are bent at a right angle to the refrigerant pipe 19 side, and the tip end portion is formed. An opening recessed portion 32 for inserting the refrigerant pipe 19 is formed in the temperature sensor 20, and the temperature detector 20 is press-inserted between the refrigerant pipe outer wall surface 34 and the holder 19 so that the refrigerant pipe outer wall surface 34 and the temperature detector 24 of the temperature detector 20 are connected. The close contact makes it possible to accurately detect the temperature of the refrigerant and to easily and firmly fix the temperature, and to prevent the contact area between the temperature detector and the refrigerant pipe from fluctuating.

Next, a second embodiment of the temperature detector supporting device according to the present invention will be described with reference to the drawings.

FIG. 3 is a perspective view of a temperature detector supporting device according to a second embodiment of the present invention. FIG. 4 is an exploded perspective view of a temperature detector supporting device according to a second embodiment of the present invention. 3 and 4, the refrigerant pipe 19 and the temperature detector 20 have the same configurations as those in FIGS. 1 and 2. 36 is a holder, 37 is a holder surface facing the refrigerant pipe 19, 38 is an opening cutout formed on the holder surface 37, 39 is a part of the opening cutout 38, 40 is an opening of the opening cutout 38, part 39 The center of the part, 41 is an electric wire connected to the temperature detector 20, 42 is an electric wire holding portion for holding the electric wire 41, 44 is an opening hole screwed on the holder surface 37, and 45 is a through hole 22 of the temperature detector 20. It is a screw that is fixed in the open hole 44 that is threaded.

46 and 47 are two sides of the holder 21, 48 is an opening concave portion formed on the two sides 46 and 47, 49 is a concave outer wall surface of the opening concave portion formed on the two sides 46 and 47, and 50 is a concave outer wall surface 49. It is the outer wall surface of the refrigerant pipe that is in close contact with.

The operation of the temperature detector support device configured as described above will be described below. In the holder 36, the refrigerant pipe 19 is inserted into the opening recess 48 formed on the two sides 46 and 47, and the recess outer wall surface 49 and the refrigerant pipe outer wall surface 50 are attached to each other by welding. In the temperature detector 20, the temperature sensing portion 24 is inserted into the opening cutout 38 of the holder 36 and directly comes into close contact with the refrigerant pipe 19 and penetrates the opening hole 22 formed in the support plate 23 and is firmly fixed to the opening hole 44 with the screw 45. Fixed.

The electric wire holding portion 42 is formed in a U shape from the opening center 40 of the opening 39 of the opening cutout 38, and can hold the electric wire 41 connected to the temperature detector 20.

As described above, in the temperature detector support device of the present embodiment, the opening cutout 38 through which the temperature sensing portion 24 penetrates is provided on the surface 37 of the holder 36 facing the refrigerant pipe 19 of the holder 36. A part 39 of the wire 38 is bent from the center 40 of the opening, and the wire 41 connected to the temperature detector 20 is bundled and held as an electric wire holding portion 42, so that the temperature detector can be connected with a simple structure. Since the electric wires can be bundled and held, the temperature of the refrigerant can be accurately detected, and the electric wire can be easily and firmly fixed, and the variation of the contact area between the temperature detector and the refrigerant pipe can be prevented.

[0026]

[Effect of the device]

 As described above, the temperature detector support device of the present invention comprises a refrigerant pipe, a holder mounted on the side of the refrigerant pipe, and a temperature detector fixed to the holder for detecting the refrigerant temperature in the refrigerant pipe. An opening cut through which the case of the temperature detector penetrates is provided on the surface of the holder that faces the refrigerant pipe and that houses the temperature detector. Providing a convex part that matches the mounting opening hole and fixes the temperature detector, two opposite sides of the holder are bent at right angles to the refrigerant pipe side, and an opening concave part for inserting the refrigerant pipe is formed at the tip part. The temperature detector is press-fitted between the outer wall surface of the refrigerant pipe and the holder so that the outer wall surface of the refrigerant pipe and the temperature sensing portion of the temperature detector are in close contact with each other.

Therefore, it is possible to accurately detect the temperature of the refrigerant and fix the refrigerant easily and firmly, and it is possible to prevent a change in the contact area between the temperature detector and the refrigerant pipe.

Further, an opening cutout through which the temperature sensing portion penetrates is provided on a surface of the holder facing the refrigerant pipe of the holder, and a part of the opening cutout is bent and formed from the center of the opening to detect the temperature detection. It is used as a wire holding part that bundles and holds the wires connected to the container.

Therefore, it is possible to bundle and hold the electric wires connected to the temperature detector with a simple configuration, detect the accurate refrigerant temperature, and easily and firmly fix the refrigerant. It is possible to prevent the variation of the contact area with the pipe.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a temperature detector supporting device according to a first embodiment of the present invention.

FIG. 2 is a sectional view of a temperature detector support device according to the same embodiment.

FIG. 3 is an exploded perspective view showing a temperature detector supporting device according to a second embodiment of the present invention.

FIG. 4 is an exploded perspective view of a temperature detector supporting device according to the embodiment.

FIG. 5 is an exploded perspective view showing a conventional temperature detector support device.

FIG. 6 is a perspective view of a conventional temperature detector support device.

[Explanation of symbols]

 19 Refrigerant piping 20 Temperature detector 21 Holder 22 Opening hole 27 Holder surface 28 Opening scraping 29 Convex part 32 Opening concave part 37 Holder surface 38 Opening scraping 42 Electric wire holding part

Claims (2)

[Scope of utility model registration request] 1. A refrigerant pipe, a holder mounted on a side portion of the refrigerant pipe, and a temperature detector fixed to the holder for detecting the temperature of the refrigerant in the refrigerant pipe, the housing containing the temperature detector. Then, an opening cutout through which the case of the temperature detector penetrates is provided on the surface of the holder facing the refrigerant pipe, and the temperature detector is fixed to the holder surface by matching the mounting opening hole of the temperature detector. A convex portion is provided, two opposite sides of the holder are bent at right angles to the refrigerant pipe side, an opening concave portion for inserting the refrigerant pipe is formed at a tip portion, and the holder pipe is provided between the outer wall surface of the refrigerant pipe and the holder. A temperature detector support device, characterized in that a temperature detector is inserted under pressure so that the outer wall surface of the refrigerant pipe and the temperature detection portion of the temperature detector are in close contact with each other. 2. An opening cut through which a temperature sensing portion penetrates is provided on a surface of the holder facing the refrigerant pipe of the holder,
A part of the opening cut is formed by bending from the center of the opening,
A temperature detector supporting device, which is an electric wire holding portion that bundles and holds electric wires connected to the temperature detector.