Thermal flow switch

Abstract

The utility model belongs to the technical field of flow switches, and particularly relates to a thermal type flow switch, which comprises a thermal conduction type flow switch and a mounting pin, and the thermal conduction type flow switch comprises a shell; the mounting pins are arranged on the outer side wall of the shell in a bilateral symmetry mode, two rotating plates are rotationally arranged on each mounting pin, the number of the rotating plates is four, a clamping plate is rotationally arranged on the side, close to the shell, of the bottom end of each rotating plate, mounting blocks are arranged at the two ends of each clamping plate in a protruding mode, and a mounting hole is formed in each mounting block. According to the utility model, through two modes, when the heat conduction type flow switch and the pipe section are installed in the direction perpendicular to each other and when the heat conduction type flow switch and the pipe section are installed in the collinear direction, the heat conduction type flow switch can be stably installed on the pipe section and cannot be loosened at will.

Description

Technical Field

[0001] The utility model relates to the technical field of flow switches, in particular to a thermal flow switch. Background Art

[0002] Publication (Announcement) No. CN214336643U, the utility model discloses a thermal conductivity flow switch, including a shell, one side of the shell is provided with a connection port, the bottom end of the shell is provided with a connecting nut, the outer side of the connecting nut is fixedly connected with a fixing sleeve, both sides of the fixing sleeve are fixedly connected with a fixing frame, the two connecting plates are fixedly connected with a clamping block on one side close to the shell, the two clamping blocks are fixedly connected with a jacket on one side close to the shell, and the two connecting screw blocks are connected by fixing bolts. In the utility model, by fixing the outer side of the connecting nut with a fixing sleeve, fixing the two connecting plates with a clamping block on one side close to the shell, and connecting the two connecting screw blocks by fixing bolts, the two connecting screw blocks can be connected and tightened by fixing bolts, the two jackets can clamp the pipe section, so that the thermal conductivity flow switch can be firmly installed on the pipe section and will not loosen at will, which is worthy of vigorous promotion.

[0003] In the above-mentioned patent, since "both sides of the fixed sleeve are fixedly connected with fixed frames", the jacket can only clamp the pipe section that is perpendicular to the thermal conductivity flow switch, but the pipe section that is co-linear with the thermal conductivity flow switch cannot be clamped and fixed. Therefore, it is necessary to develop a thermal flow switch. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0006] A thermal flow switch, comprising:

[0007] A thermal conductivity flow switch, the thermal conductivity flow switch comprising a housing;

[0008] The mounting pins are symmetrically arranged on the outer wall of the shell, and two rotating plates are rotatably arranged on the two mounting pins. There are four rotating plates in total, and a clamping plate is rotatably arranged on the bottom end of each rotating plate close to one side of the shell, and mounting blocks are protruding from both ends of the clamping plates, and each mounting block is provided with a mounting hole.

[0009] As a preferred solution of the thermal flow switch described in the utility model, the clamping plate is concave in an arc shape on one side close to the housing, and a rubber anti-slip pad is provided on the concave surface of the arc shape.

[0010] As a preferred solution of a thermal flow switch described in the utility model, wherein: the rotating plate slides left and right along the mounting pin to adjust the distance between the rotating plate and the housing, and a limiting plate is provided at one end of the mounting pin away from the housing, and the diameter of the limiting plate is larger than the diameter of the mounting pin.

[0011] As a preferred solution of the thermal flow switch described in the utility model, the two opposite mounting holes are penetrated by screws, and rotating sleeves are arranged at both ends of the screws.

[0012] As a preferred solution of the thermal flow switch described in the utility model, the rotating sleeve is a hollow cylinder with open left and right side walls, and the inner cavity of the rotating sleeve is provided with an internal thread adapted to the screw.

[0013] Compared with the prior art, the utility model has the following beneficial effects: when the thermal conductivity flow switch and the pipe section are installed in perpendicular directions to each other, Figure 2 As shown, adjust the angle between the four rotating plates and the mounting pins, and then adjust the angle between the four clamping plates and the rotating plates so that the clamping plates are in a vertical direction, insert the rotating sleeve into the mounting hole, and then tighten the rotating sleeve at both ends of the screw; when the thermal conductivity flow switch and the pipe section are installed in the same linear direction, as shown in FIG. Figure 3 As shown, adjust the angle between the two rotating plates and the mounting pins, and then adjust the angle between the two clamping plates and the rotating plates so that the clamping plates are in a horizontal direction, insert the rotating sleeve into the mounting hole, and then tighten the rotating sleeve at both ends of the screw; the above two methods can firmly install the thermal conductivity flow switch on the pipe section without loosening at will. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0015] Figure 1 This is a schematic diagram of the thermal conductivity flow switch of the utility model;

[0016] Figure 2 This is a schematic diagram of the exploded structure of the utility model;

[0017] Figure 3This is a schematic diagram of the structure of the thermal conductivity flow switch and the pipe section of the utility model when they are installed in perpendicular directions to each other;

[0018] Figure 4 This is a schematic diagram of the structure of the thermal conductivity flow switch of the utility model when it is installed in the same linear direction as the pipe section;

[0019] In the figure: a thermal conduction flow switch 100 , a housing 110 , a mounting pin 200 , a rotating plate 210 , a clamping plate 220 , a mounting block 230 , a mounting hole 240 , a screw rod 250 , a rotating sleeve 260 , and a limiting plate 270 . DETAILED DESCRIPTION

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0022] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0023] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0024] Figure 1-Figure 4 The structure diagram of a thermal flow switch of the utility model is shown. Figure 1-Figure 4 , a thermal flow switch of this embodiment includes:

[0025] A thermal conductivity flow switch 100, wherein the thermal conductivity flow switch 100 comprises a housing 110;

[0026] The mounting pins 200 are symmetrically arranged on the outer wall of the shell 110. Two rotating plates 210 are rotatably arranged on the two mounting pins 200. There are four rotating plates 210 in total. A clamping plate 220 is rotatably arranged on the bottom end of each rotating plate 210 close to the shell 110. Mounting blocks 230 are protruding from both ends of the clamping plates 220, and each mounting block 230 is provided with a mounting hole 240.

[0027] The clamping plate 220 is concave in an arc shape on one side close to the housing 110, and a rubber anti-skid pad is provided on the concave surface of the arc shape to increase the friction between the clamping plate 220 and the pipe section;

[0028] The rotating plate 210 slides left and right along the mounting pin 200 to adjust the distance between the rotating plate 210 and the housing 110. A limiting plate 270 is provided at one end of the mounting pin 200 away from the housing 110. The diameter of the limiting plate 270 is larger than the diameter of the mounting pin 200 to prevent the rotating plate 210 from falling off the mounting pin 200.

[0029] The two opposite mounting holes 240 are penetrated by a screw rod 250 , and a rotating sleeve 260 is provided at both ends of the screw rod 250 . The rotating sleeve 260 is a hollow cylinder with open left and right side walls, and an inner cavity of the rotating sleeve 260 is provided with an internal thread adapted to the screw rod 250 .

[0030] In the specific use process, when the utility model is used, when the thermal conductivity flow switch 100 and the pipe section are installed in a perpendicular direction to each other, such as Figure 3 As shown, adjust the angle between the four rotating plates 210 and the mounting pin 200, and then adjust the angle between the four clamping plates 220 and the rotating plate 210 so that the clamping plates 220 are in a vertical direction, insert the rotating sleeve 260 into the mounting hole 240, and then tighten the rotating sleeve 260 at both ends of the screw 250; when the thermal conductivity flow switch 100 and the pipe section are installed in the same linear direction, as shown in FIG. Figure 4 As shown, adjust the angle between the two rotating plates 210 and the mounting pin 200, and then adjust the angle between the two clamping plates 220 and the rotating plate 210 so that the clamping plate 220 is in a horizontal direction, insert the rotating sleeve 260 into the mounting hole 240, and then tighten the rotating sleeve 260 at both ends of the screw 250; the above two methods can firmly install the thermal conductivity flow switch 100 on the pipe section without loosening at will.

[0031] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A thermal flow switch, characterized in that: include: A thermal conductivity flow switch (100), the thermal conductivity flow switch (100) comprising a housing (110); The mounting pin (200) is symmetrically arranged on the outer wall of the shell (110), and two rotating plates (210) are rotatably arranged on the two mounting pins (200). There are four rotating plates (210) in total, and a clamping plate (220) is rotatably arranged on the bottom end of each rotating plate (210) close to the shell (110). Both ends of the clamping plate (220) are protrudingly provided with mounting blocks (230), and each mounting block (230) is provided with a mounting hole (240).

2. A thermal flow switch according to claim 1, characterized in that: The side of the clamping plate (220) close to the housing (110) is concave inwardly in an arc shape, and a rubber anti-slip pad is provided on the concave surface of the arc shape.

3. A thermal flow switch according to claim 1, characterized in that: The rotating plate (210) slides left and right along the mounting pin (200) to adjust the distance between the rotating plate (210) and the housing (110); a limiting plate (270) is provided at one end of the mounting pin (200) away from the housing (110); and the diameter of the limiting plate (270) is greater than the diameter of the mounting pin (200).

4. A thermal flow switch according to claim 1, characterized in that: The two opposite mounting holes (240) are penetrated by a screw rod (250), and rotating sleeves (260) are arranged at both ends of the screw rod (250).

5. A thermal flow switch according to claim 4, characterized in that: The rotating sleeve (260) is a hollow cylinder with open left and right side walls, and the inner cavity of the rotating sleeve (260) is provided with an internal thread adapted to the screw rod (250).

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