A pipe joint water temperature testing device

Abstract

The present invention discloses a pipe joint water temperature testing device, comprising a first housing, a water flow generator, a water temperature sensor, an adapter, a connecting nut, a rotating shaft, a waterproof side cover, a circuit board, a second housing and a conversion button. The first housing is a tubular housing with two ends through, and a mounting port is provided on the middle side. The water flow generator is installed in the housing, one end of the adapter is threadedly connected to the first housing port, and the other end is connected to the connecting nut. The rotating shaft is installed in the mounting port, the circuit board is connected to the water flow generator circuit, the water temperature sensor sensing end is arranged inside the first housing, the second housing is connected to the waterproof side cover, the waterproof side cover is arranged between the second housing and the rotating shaft, the conversion button is movably connected to the end of the second housing, an OLED digital tube is arranged on the circuit board, and a display screen adapted to the OLED digital tube is arranged on the second housing. The pipe joint water temperature testing device has a firm overall connection, good sealing and waterproof performance, is convenient and quick to install and use, and effectively improves the user experience.

Description

Technical Field

[0001] The invention relates to the technical field of water temperature testing, and in particular to a water temperature testing device for a pipe joint. Background Art

[0002] Chinese patent CN209148157U discloses a passive environmentally friendly water temperature display detector, including a main body shell, a water flow generator set is installed on the top of the main body shell, a water temperature detection component and a display component are installed on one side of the main body shell, a threaded assembly portion is provided at the bottom of the main body shell, and the threaded assembly portion is installed on the tube body, the signal output end of the water temperature detection component is connected to an LED display circuit board, the LED display circuit board is installed in the display screen cover of the display component, one end of the water temperature detection component extends into the main body shell and contacts the water in the water flow channel inside the main body shell, the current output end of the water flow generator set is connected to the LED display circuit board through a power cord and supplies power to the LED display circuit board and the water temperature detection component, the technical solution has a lot of room for improvement in the firmness of the connection between the components and the overall sealing, and the waterproof performance needs to be improved. At the same time, there is no switching button, and the switching between time data, temperature data or other data in the circuit board cannot be realized, and the use is not convenient enough. Summary of the invention

[0003] 1. Technical issues to be solved

[0004] The invention provides a pipe joint water temperature testing device, which improves the connection and installation structure of the existing water temperature tester and has the advantages of firm connection, good sealing and convenient use.

[0005] (II) Technical solution

[0006] To solve the above technical problems, the present invention provides the following technical solutions: a pipe joint water temperature testing device, comprising a first casing, a water flow generator, a water temperature sensor, an adapter, a connecting nut, a rotating shaft, a waterproof side cover, a circuit board, a second casing and a conversion button, wherein the first casing is a tubular shell with two ends through, and a mounting port is provided on the middle side, the water flow generator is installed in the casing, one end of the adapter is threadedly connected to the first casing port, and the other end is connected to the connecting nut, the rotating shaft is installed in the mounting port, the circuit board is connected to the water flow generator circuit, the sensing end of the water temperature sensor is arranged inside the first casing, the second casing is connected to the waterproof side cover, the waterproof side cover is arranged between the second casing and the rotating shaft, the conversion button is movably connected to the end of the second casing, the circuit board is provided with an OLED digital tube, and the second casing is provided with a display screen adapted to the OLED digital tube.

[0007] It is further configured that the conversion button includes a key, a socket and a top cover connected in sequence, one end of the top cover is connected to the switching switch of the circuit board, and the other end is provided with an opening, the bottom diameter of the opening is larger than the mouth diameter, and is truncated cone-shaped, the socket includes an integrally formed insertion section, a transition section and an abutment section, strip holes are provided on both sides of the transition section, the insertion section extends into the opening and extends into the strip hole to form an elastic convex portion, the elastic convex portion contacts the opening, the abutment section is provided with a sleeve hole, one end of the key is sleeved in the sleeve hole and abuts against the abutment section.

[0008] With such arrangement, by pressing the socket with a button, the insertion section of the socket pushes the movable elastic protrusion of the top cover, and the elastic protrusion pushes the circuit board switching switch to work, thereby switching the displayed numbers of the OLED digital tube on the circuit board. The elastic protrusion and the frustum-conical opening cooperate, so that the socket has an elastic reset function, eliminating the use of a traditional reset spring.

[0009] It is further provided that a mounting hole is provided at the end of the second housing, the button is arranged in the mounting hole, and the end surface of the button is fitted with the extended end surface of the second housing in the mounting hole.

[0010] With such arrangement, the key fits into the outer shape of the second housing in the installation hole to form a whole, the appearance is beautiful, and the key is not easily damaged by knocks.

[0011] It is further provided that one end of the rotating shaft in the form of a ring extends to form a clamping ring, and the clamping ring can be rotatably clamped in a clamping groove on the inner wall of the second housing.

[0012] With such arrangement, the rotating shaft can rotate relative to the second housing, and the rotating shaft and the first housing are fixed, thereby enabling the second housing to rotate relative to the first housing, so as to turn the display screen toward the user.

[0013] It is further provided that the other end of the rotating shaft extends to form two connecting parts, and a clearance hole is provided in the connecting part, and the sensing end of the water temperature sensor and the wires of the water flow generator are respectively arranged in the clearance hole.

[0014] With such arrangement, the sensing end of the water temperature sensor and the wires of the water flow generator can be respectively connected to the second housing and the circuit board through the connecting parts, which is not likely to cause shaking.

[0015] It is further configured that the rotating shaft extends in a direction perpendicular to the connecting part line to form a connecting rib, the connecting rib is provided with a threaded hole, the bottom of the mounting opening extends outward to form a connecting column, the connecting rib is fixed to the connecting column by screws, the bottom of the mounting opening is provided with a positioning groove adapted to the connecting part, and the connecting part is embedded in the positioning groove.

[0016] With such arrangement, the rotating shaft is fixed to the first housing by means of the locking of the connecting ribs and the connecting column screws and the engagement of the positioning groove and the connecting portion, and the connection is firm and stable with good sealing performance.

[0017] It is further configured that a first limiting protrusion is provided at an edge of the rotating shaft extending into one end of the second housing, and a second limiting protrusion cooperating with the first limiting protrusion is provided in the second housing, and the first limiting protrusion and the second limiting protrusion contact and limit rotation during the rotation of the second housing.

[0018] With such an arrangement, the rotation of the rotating shaft relative to the second housing is restricted, thereby effectively protecting the internal wiring and sensor layout and preventing the wiring from being entangled or broken.

[0019] It is further configured that the waterproof side cover is axially fixed on the inner wall of the second casing, and a circuit board wiring hole is provided on the waterproof side cover, and the sensing end of the water temperature sensor and the wires of the water flow generator pass through the wiring hole to be connected to the circuit board.

[0020] With such arrangement, the sensing end of the water temperature sensor and the electric wires of the water flow generator can pass through the rotating shaft and then through the line laying hole to be connected to the circuit board.

[0021] (III) Beneficial effects

[0022] Compared with the prior art, the pipe joint water temperature testing device provided by the present invention has the following beneficial effects:

[0023] The pipe joint water temperature testing device has a simple and compact overall structure, a firm connection, good sealing and waterproof performance, and is easy and quick to install and use, effectively improving the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the external structure of the present invention;

[0025] Figure 2 This is an exploded view of the present invention;

[0026] Figure 3 This is a schematic diagram of the switch button structure of the present invention;

[0027] Figure 4 This is a schematic diagram of the key connection of the present invention;

[0028] Figure 5 It is a schematic diagram of the connection structure of the rotating shaft, the waterproof side cover and the second housing of the present invention;

[0029] Figure 6 It is a schematic diagram of the connection between the rotating shaft and the first housing of the present invention. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figure 1 and Figure 2 As shown, Figure 1 is a schematic diagram of the external structure of the present invention, Figure 2 This is an exploded view of the present invention.

[0032] The present invention provides a pipe joint water temperature testing device, comprising a first housing 1, a water flow generator 2, a water temperature sensor 3, an adapter 4, a connecting nut 5, a rotating shaft 6, a waterproof side cover 7, a circuit board 8, a second housing 9 and a conversion button 10. The first housing 1 is a tubular shell with two ends through, and a mounting port 11 is provided on the middle side. The water flow generator 2 is installed in the housing. One end of the adapter 4 is threadedly connected to the port of the first housing 1, and the other end is connected to the connecting nut 5. The rotating shaft 6 is installed in the mounting port 11. The circuit board 8 is connected to the circuit of the water flow generator 2. The sensing end of the water temperature sensor 3 is arranged inside the first housing 1. The second housing 9 is connected to the waterproof side cover 7, and the waterproof side cover 7 is arranged between the second housing 9 and the rotating shaft 6. The conversion button 10 is movably connected to the end of the second housing 9. An OLED digital tube 80 is provided on the circuit board 8, and a display screen 90 adapted to the OLED digital tube 80 is provided on the second housing 9.

[0033] Combination Figure 3 and Figure 4 As shown, Figure 3 This is a schematic diagram of the switch button structure of the present invention. Figure 4Schematic diagram of the key connection of the present invention, the conversion button 10 includes a key 101, a sleeve 102 and a top cover 103 connected in sequence, one end of the top cover 103 is connected to the switch of the circuit board 8, and the other end is provided with an opening 103a, the bottom diameter of the opening 103a is larger than the diameter of the mouth, and is in a truncated cone shape, the sleeve 102 includes an integrally formed insertion section 102a, a transition section 102b and an abutment section 102c, both sides of the transition section 102b are provided with strip holes 1020, the insertion section 102a extends into the opening 103a and extends into the strip hole 1020 to form an elastic protrusion 1021, the elastic protrusion 102c 21 contacts with the opening 103a, the abutting section 102c is provided with a sleeve hole 1022, one end of the button 101 is sleeved in the sleeve hole 1022 and abuts with the abutting section 102c, the sleeve 102 is pressed by the button 101, and the insertion section 102a of the sleeve 102 pushes the movable elastic protrusion 1021 of the top cover 103, and the elastic protrusion 1021 pushes the circuit board 8 to switch the switch 81 to work, and switches the display number of the OLED digital tube 80 on the circuit board 8. The elastic protrusion 1021 cooperates with the truncated cone-shaped opening 103a, so that the sleeve 102 has an elastic reset function, eliminating the use of a traditional reset spring.

[0034] A mounting hole 90 is provided at the end of the second housing 9, and a button 101 is arranged in the mounting hole 90. The end face of the button 101 is fitted with the extended end face of the second housing 9 in the mounting hole 90. The button 101 is fitted with the outer shape of the second housing 9 in the mounting hole 90 to form a whole, and has a beautiful appearance. The button 101 is not easily bumped and damaged.

[0035] One end of the rotating shaft 6 is extended in a ring shape to form a clamping ring 60, and the clamping ring 60 can be rotatably clamped in the clamping groove 91 on the inner wall of the second housing 9, so that the rotating shaft 6 can rotate relative to the second housing 9. The rotating shaft 6 and the first housing 1 are fixed, so that the second housing 9 can rotate relative to the first housing 1, so as to facilitate turning the display screen 90 towards the user.

[0036] The other end of the rotating shaft 6 extends to form two connecting parts 61, and a clearance hole 62 is provided in the connecting part 61. The sensing end of the water temperature sensor 3 and the wires of the water flow generator 2 are respectively arranged in the clearance holes 62. The sensing end of the water temperature sensor 3 and the wires of the water flow generator 2 can be respectively connected to the second housing 9 and the circuit board 8 through the connecting part 61, which is not easy to cause shaking.

[0037] Further integration Figure 5 and Figure 6 As shown, Figure 5 This is a schematic diagram of the connection structure of the rotating shaft, the waterproof side cover and the second housing of the present invention. Figure 6This is a schematic diagram of the connection between the rotating shaft and the first housing of the present invention. The rotating shaft 6 extends in a direction perpendicular to the connecting line of the connecting portion 61 to form a connecting rib 63. The connecting rib 63 is provided with a threaded hole 64. The bottom of the mounting opening 11 extends outward to form a connecting column 111. The connecting rib 63 is fixed to the connecting column 111 by screws. A positioning groove 112 adapted to the connecting portion 61 is provided at the bottom of the mounting opening 11. The connecting portion 61 is embedded in the positioning groove 112. The rotating shaft 6 is fixed to the first housing 1 by screw locking of the connecting rib 63 and the connecting column 111 and the engagement of the positioning groove 112 and the connecting portion 61. The connection is firm and stable with good sealing.

[0038] A first limiting protrusion 65 is provided on the edge of one end of the rotating shaft 6 extending into the second housing 9, and a second limiting protrusion 92 cooperating with the first limiting protrusion 65 is provided in the second housing 9. The first limiting protrusion 65 and the second limiting protrusion 92 contact and limit the rotation during the rotation of the second housing 9, and the rotation of the rotating shaft 6 relative to the second housing 9 is limited, which effectively protects the internal circuit and sensor layout and avoids the circuit from being entangled and pulled apart.

[0039] The waterproof side cover 7 is axially fixed on the inner wall of the second housing 9. The waterproof side cover 7 is provided with a line layout hole 70 for the circuit board 8. The sensing end of the water temperature sensor 3 and the wires of the water flow generator 2 pass through the line layout hole 70 to be connected to the circuit board 8. The sensing end of the water temperature sensor 3 and the wires of the water flow generator 2 pass through the rotating shaft 6 and then pass through the line layout hole 70 to be connected to the circuit board 8.

[0040] When the pipe joint water temperature testing device is working, one end of the first housing 1 is connected to the water bath nozzle, and the other end is connected to the water pipe. When the water bath nozzle is working, the water flow generator 2 works to power the circuit board 8 and the water temperature sensor 3. The water temperature sensor 3 senses the water temperature and feeds back the temperature information to the circuit board 8. The circuit board 8 displays the temperature data through the OLED digital tube 80. The switch button switches the data type displayed by the OLED to temperature data, time data or others, so that the user can know different usage information conveniently.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipe joint water temperature testing device, characterized in that: It includes a first housing, a water flow generator, a water temperature sensor, an adapter, a connecting nut, a rotating shaft, a waterproof side cover, a circuit board, a second housing and a conversion button. The first housing is a tubular shell with two ends through, and a mounting port is provided on the middle side. The water flow generator is installed in the housing. One end of the adapter is threadedly connected to the first housing port, and the other end is connected to the connecting nut. The rotating shaft is installed in the mounting port. The circuit board is connected to the water flow generator circuit. The sensing end of the water temperature sensor is arranged inside the first housing. The second housing is connected to the waterproof side cover, and the waterproof side cover is arranged between the second housing and the rotating shaft. The conversion button is movably connected to the end of the second housing. An OLED digital tube is provided on the circuit board, and a display screen adapted to the OLED digital tube is provided on the second housing. One end of the rotating shaft is annular and extends to form a clamping ring, which can be rotatably clamped in a clamping groove on the inner wall of the second housing, so that the rotating shaft can rotate relative to the second housing, and the rotating shaft and the first housing are fixed, so that the second housing can rotate relative to the first housing; The other end of the rotating shaft extends to form two connecting parts, and a clearance hole is provided in the connecting part. The sensing end of the water temperature sensor and the wire of the water flow generator are respectively arranged in the clearance hole. The sensing end of the water temperature sensor and the wire of the water flow generator can be respectively connected to the second housing through the connecting part and connected to the circuit board; The waterproof side cover is axially fixed on the inner wall of the second housing, and a circuit board wiring hole is provided on the waterproof side cover. The sensing end of the water temperature sensor and the wires of the water flow generator pass through the wiring hole to be connected to the circuit board. After the sensing end of the water temperature sensor and the wires of the water flow generator pass through the rotating shaft, they pass through the wiring hole to be connected to the circuit board.

2. The pipe joint water temperature testing device according to claim 1, characterized in that: The conversion button includes a key, a sleeve and a top cover connected in sequence. One end of the top cover is connected to the switching switch of the circuit board, and the other end is provided with an opening. The bottom diameter of the opening is larger than the mouth diameter and is truncated. The sleeve includes an integrally formed insertion section, a transition section and an abutment section. Strip holes are provided on both sides of the transition section. The insertion section extends into the opening and extends into the strip hole to form an elastic convex portion. The elastic convex portion contacts the opening. The abutment section is provided with a sleeve hole. One end of the key is sleeved in the sleeve hole and abuts against the abutment section.

3. The pipe joint water temperature testing device according to claim 2, characterized in that: A mounting hole is provided at the end of the second housing, the button is arranged in the mounting hole, and the end surface of the button is fitted with the extended end surface of the second housing in the mounting hole.

4. The pipe joint water temperature testing device according to claim 1, characterized in that: The rotating shaft extends in a direction perpendicular to the connecting part line to form a connecting rib, a threaded hole is provided on the connecting rib, the bottom of the mounting opening extends outward to form a connecting column, the connecting rib is fixed to the connecting column by screws, a positioning groove adapted to the connecting part is provided at the bottom of the mounting opening, and the connecting part is embedded in the positioning groove.

5. The pipe joint water temperature testing device according to claim 1, characterized in that: A first limiting protrusion is provided on the edge of the rotating shaft extending into one end of the second housing, and a second limiting protrusion cooperating with the first limiting protrusion is provided in the second housing. The first limiting protrusion and the second limiting protrusion contact and limit rotation during the rotation of the second housing.

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