CN217179804U

CN217179804U - Ultrasonic heat meter

Info

Publication number: CN217179804U
Application number: CN202123434408.4U
Authority: CN
Inventors: 高毅; 张�成; 康志刚; 孙晓红
Original assignee: Zhonghe Huicheng Jilin Environmental Technology Co ltd
Current assignee: Zhonghe Huicheng Jilin Environmental Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-12
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to an ultrasonic heat energy meter, belonging to the field of instruments and meters, comprising a pipeline, a temperature probe arranged on the pipeline and an integrator for processing the detection data of the temperature probe, wherein the integrator comprises a shell, a display screen arranged at the end part of the shell, a protective cover hinged at the end part of the shell and used for protecting the display screen, and a limit component for limiting the protective cover to turn towards the direction far away from the display screen; the limiting assembly comprises a first clamping piece installed on the protective cover, a second clamping piece assembled on the shell in a sliding mode and used for being connected with the first clamping piece in a clamping mode, a push rod used for pushing the second clamping piece to slide in the direction away from the first clamping piece, and a first elastic piece used for driving the second clamping piece to slide in the direction close to the first clamping piece. The application has the effect of improving the problem that the display screen is easy to become dirty.

Description

Ultrasonic heat meter

Technical Field

The application relates to the field of instruments and meters, in particular to an ultrasonic heat meter.

Background

The ultrasonic heat energy meter is a meter which measures the flow rate by an ultrasonic method and displays the heat energy released or absorbed by water flowing through the heat exchange system. The heat value can be obtained by measuring the flow of the heat carrier and the temperatures of an inlet and an outlet through two sensors and then performing compensation and integral calculation on the density and the enthalpy value. It is an electromechanical integrated product based on microprocessor and high-precision sensor.

The ultrasonic heat meter generally comprises a pipeline for heat supply carrier circulation, a plurality of temperature probes installed on the pipeline, and an integrator for processing information detected by the plurality of temperature probes, wherein the integrator is provided with a display screen for displaying heat.

In view of the above-mentioned related technologies, the inventor believes that the display screen is directly exposed on the surface of the integrator, and is susceptible to external contamination and dirtying, which affects the reading of the numerical value displayed on the display screen by the staff.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the display screen easily becomes dirty, this application provides an ultrasonic wave heat energy meter.

The application provides an ultrasonic heat energy meter adopts following technical scheme:

an ultrasonic heat meter comprises a pipeline, a temperature measuring probe arranged on the pipeline and an integrator for processing detection data of the temperature measuring probe, wherein the integrator comprises a shell, a display screen arranged at the end part of the shell, a protective cover hinged at the end part of the shell and used for protecting the display screen, and a limiting component used for limiting the protective cover to turn over towards the direction far away from the display screen; the limiting assembly comprises a first clamping piece installed on the protective cover, a second clamping piece assembled on the shell in a sliding mode and used for being connected with the first clamping piece in a clamping mode, a push rod used for pushing the second clamping piece to slide in the direction away from the first clamping piece, and a first elastic piece used for driving the second clamping piece to slide in the direction close to the first clamping piece.

By adopting the technical scheme, the protective cover is covered on the display screen, so that the possibility of dirtying the display screen is reduced; the overturning of the protective cover is limited by the limiting component, so that the stability of the protective cover is enhanced; make the second fastener keep away from first fastener through promoting the push rod, remove the restriction of spacing subassembly to the protective cover, the staff of being convenient for opens the protective cover, convenient and fast.

Optionally, the housing is provided with a mounting hole, a through hole for the push rod to penetrate through is formed in the bottom of the mounting hole, a button is slidably arranged in the mounting hole, and the sliding direction of the button is parallel to that of the push rod; the push rod penetrates through the through hole and is connected with the button, the second clamping piece is located at one end, far away from the button, of the push rod, the first elastic piece is a compression spring arranged between the button and the bottom of the mounting hole, and when the first clamping piece is clamped with the second clamping piece, the button partially protrudes out of the mounting hole.

Through adopting above-mentioned technical scheme, when the staff need look over the display screen, through pressing the button, the button promotes the push rod and drives the second fastener and keep away from first fastener, makes the protective cover break away from the restriction of spacing subassembly, and the staff of being convenient for opens the protective cover, convenient and fast.

Optionally, a second elastic piece for driving the protective cover to turn over in a direction away from the display screen is arranged at the hinged position of the protective cover and the shell.

Through adopting above-mentioned technical scheme, press the button when the staff and make first fastener keep away from first fastener after, the protective cover is in the direction upset of keeping away from the display screen under ordering about of second elastic component, exposes the display screen, convenient and fast.

Optionally, a protruding block is arranged on the push rod along the length direction of the push rod, and a groove for the protruding block to penetrate is formed in the bottom of the mounting hole.

Through adopting above-mentioned technical scheme, restricted the rotation of push rod to the rotation of second fastener has been restricted, the stability of spacing subassembly work has been strengthened.

Optionally, the push rod is a rod-shaped structure with a polygonal end face, and the through hole is a polygonal hole matched with the push rod.

Optionally, a screw rod is arranged at one end of the push rod, which is far away from the second clamping piece, and the screw rod is in threaded connection with the button.

Through adopting above-mentioned technical scheme, during the installation, the one end that is connected with the screw rod with the push rod passes the through-hole from the casing is inside, then with compression spring stopper in the mounting hole, will press button and screw rod threaded connection at last, installation convenient and fast has improved the packaging efficiency of heat energy meter.

Optionally, the circumferential wall of the button is provided with anti-slip threads for facilitating rotation of the button.

By adopting the technical scheme, the friction factor of the peripheral wall of the button is increased, and the button is convenient for a worker to screw the button on the screw rod.

Optionally, the compression spring is sleeved on the push rod.

Through adopting above-mentioned technical scheme, reduced compression spring and taken place the possibility of buckling, strengthened compression spring job stabilization nature.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the protective cover is covered on the display screen, so that the possibility of dirtying the display screen is reduced; the overturning of the protective cover is limited by the limiting component, so that the stability of the protective cover is enhanced; the second clamping piece is far away from the first clamping piece by pushing the push rod, so that the limitation of the limiting component on the protective cover is removed, the protective cover is convenient for workers to open, and the convenience and the rapidness are realized;

2. the rotation of the push rod is limited, so that the rotation of the second clamping piece is limited, and the working stability of the limiting assembly is enhanced;

3. during the installation, the one end that is connected with the screw rod with the push rod passes the through-hole from the casing is inside, then with compression spring stopper in the mounting hole, at last with button and screw rod threaded connection, installation convenient and fast has improved the packaging efficiency of heat energy meter.

Drawings

Fig. 1 is a schematic structural diagram of an ultrasonic heat meter according to an embodiment of the present application.

Fig. 2 is a cross-sectional view showing the protective cover assembled with the integrator.

Fig. 3 is an enlarged schematic view of a portion a in fig. 1.

Fig. 4 is an enlarged schematic view of a portion B in fig. 2.

Description of reference numerals: 1. a pipeline; 2. a temperature measuring probe; 3. an integrator; 31. a housing; 311. mounting holes; 312. a through hole; 313. a groove; 32. a display screen; 33. hinging the ear plate; 331. a first ear plate; 332. a second ear panel; 34. a rotating shaft; 35. a torsion spring; 4. a protective cover; 5. a limiting component; 51. a button; 52. a screw; 53. a push rod; 54. a second clip member; 541. a second hook; 55. a first clip member; 551. a first hook; 56. a compression spring; 57. and (4) a bump.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses ultrasonic heat meter. Referring to fig. 1 and 2, an ultrasonic heat meter includes a pipe 1, a plurality of temperature probes 2 installed on the pipe 1, and an integrator 3 for processing detection information of the plurality of temperature probes 2. The integrator 3 comprises a shell 31 and a display screen 32, wherein the shell 31 is integrally cylindrical, an opening is formed at one end of the shell 31, and the display screen 32 is installed at one end, close to the opening, in the shell 31. The open-ended one end of casing 31 articulates there is the protective cover 4 that is used for protecting display screen 32, still is provided with the spacing subassembly 5 that is used for restricting protective cover 4 to keeping away from the direction upset of display screen 32 on the casing 31.

Referring to fig. 2 and 3, two sets of hinge ear plates 33 are disposed between the housing 31 and the protecting cover 4, and each set of hinge ear plates 33 includes a first ear plate 331 fixedly connected to the housing 31 and a second ear plate 332 fixedly connected to the protecting cover 4. The first ear plate 331 and the second ear plate 332 are parallel to each other, the two first ear plates 331 are parallel to each other, and the two first ear plates 331 are disposed between the two second ear plates 332. A rotating shaft 34 is further disposed between the housing 31 and the protecting cover 4, the rotating shaft 34 is rotatably disposed through the two first ear plates 331, and two ends of the rotating shaft 34 are fixedly connected to the two second ear plates 332, so that the protecting cover 4 is hinged to the housing 31.

Referring to fig. 2 and 3, a hinge joint between the protective cover 4 and the housing 31 is provided with a second elastic member for driving the protective cover 4 to turn in a direction away from the display screen 32. The second elastic member includes two torsion springs 35 sleeved on the rotation shaft 34, and the two torsion springs 35 correspond to the two sets of hinged ear plates 33. A torsion spring 35 is disposed between the set of first ear plates 331 and the set of second ear plates 332, and one end of the torsion spring 35 is fixedly connected to the first ear plate 331 of the set of hinge ear plates 33, and the other end is fixedly connected to the second ear plate 332 of the set of hinge ear plates 33.

Referring to fig. 2 and 4, a mounting hole 311 is formed in a side of the housing 31 away from the rotating shaft 34, the mounting hole 311 is a circular hole, the mounting hole 311 extends toward a direction close to an axis of the housing 31, and a through hole 312 is formed at a bottom of the mounting hole 311. The limiting component 5 comprises a button 51 which is slidably assembled in the mounting hole 311, the button 51 is of a cylindrical structure matched with the aperture of the mounting hole 311, a screw 52 is connected to one side of the button 51 facing the bottom of the mounting hole 311 in a threaded manner, and anti-skid threads convenient for rotating the button are arranged on the peripheral wall of the button 51. A push rod 53 is fixedly connected to the screw rod 52, the push rod 53 penetrates through the through hole 312, a second clamping piece 54 is fixedly connected to one end, away from the screw rod 52, of the push rod 53, and a first clamping piece 55 used for being clamped with the second clamping piece 54 is arranged on the protective cover 4. The second clip part 54 is disposed toward the protective cover 4, one end of the second clip part 54 away from the push rod 53 is disposed with a second hook 541, and the second hook 541 is disposed away from the rotating shaft 34. First fastener 55 is located the one side that the protective cover 4 faces display screen 32, and first fastener 55 is located the protective cover 4 and keeps away from one side of axis of rotation 34, and the one end that protective cover 4 was kept away from to first fastener 55 is provided with first pothook 551, and first pothook 551 sets up towards axis of rotation 34. When the first hook 551 is engaged with the second hook 541, the button 51 partially protrudes from the mounting hole 311.

Referring to fig. 2 and 4, a first elastic member for driving the second clip member 54 to move in a direction away from the rotating shaft 34 is disposed between the button 51 and the bottom of the mounting hole 311, in this embodiment, the first elastic member is a compression spring 56 sleeved on the push rod 53, and two ends of the compression spring 56 respectively elastically abut against the bottom of the button 51 and the bottom of the mounting hole 311.

When the limiting assembly 5 is installed on the shell 31, one end, connected with the screw 52, of the push rod 53 penetrates through the through hole 312 from the inside of the shell 31 to enter the installation hole 311, then the compression spring 56 is plugged into the installation hole 311 to be sleeved on the push rod 53, and finally the button 51 is in threaded connection with the screw 52.

In other embodiments, the first elastic member may also be a plastic elastic member.

Referring to fig. 2 and 4, in order to limit the rotation of the push rod 53, in the present embodiment, a protrusion 57 is fixedly connected to the push rod 53 along the length direction of the push rod 53, and a groove 313 through which the protrusion 57 penetrates is disposed at the bottom of the mounting hole 311. In other embodiments, the push rod 53 is a rod-shaped structure with a polygonal cross section, and the through hole 312 is a polygonal hole matched with the push rod 53.

The implementation principle of the ultrasonic heat meter in the embodiment of the application is as follows: the protective cover 4 is used for covering the display screen 32, so that the possibility of dirtying of the display screen 32 is reduced; the overturning of the protective cover 4 is limited by the limiting component 5, so that the stability of the protective cover 4 is enhanced; when the staff need look over display screen 32, through pressing button 51, button 51 promotes push rod 53 and drives second fastener 54 and keep away from first fastener 55, makes protective cover 4 break away from the restriction of spacing subassembly 5, and the staff of being convenient for opens protective cover 4, convenient and fast.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an ultrasonic wave heat energy meter, includes pipeline (1), installs temperature probe (2) on pipeline (1) and handles integrator (3) that temperature probe (2) detected data, its characterized in that: the integrator (3) comprises a shell (31), a display screen (32) arranged at the end part of the shell (31), a protective cover (4) hinged to the end part of the shell (31) and used for protecting the display screen (32), and a limiting component (5) used for limiting the protective cover (4) to turn towards the direction far away from the display screen (32); the limiting assembly (5) comprises a first clamping piece (55) installed on the protective cover (4), a second clamping piece (54) which is assembled on the shell (31) in a sliding mode and is used for being clamped and matched with the first clamping piece (55), a push rod (53) which is used for pushing the second clamping piece (54) to slide in the direction far away from the first clamping piece (55), and a first elastic piece which is used for driving the second clamping piece (54) to slide in the direction close to the first clamping piece (55).

2. An ultrasonic thermal energy meter according to claim 1, wherein: the shell (31) is provided with a mounting hole (311), the bottom of the mounting hole (311) is provided with a through hole (312) for the push rod (53) to penetrate through, the mounting hole (311) is internally provided with a button (51) in a sliding manner, and the sliding direction of the button (51) is parallel to that of the push rod (53); the push rod (53) penetrates through the through hole (312) and is connected with the button (51), the second clamping piece (54) is located at one end, far away from the button (51), of the push rod (53), the first elastic piece is a compression spring (56) arranged between the button (51) and the bottom of the hole of the mounting hole (311), and when the first clamping piece (55) is clamped with the second clamping piece (54), the button (51) partially protrudes out of the mounting hole (311).

3. An ultrasonic heat meter according to claim 2, wherein: the hinged position of the protective cover (4) and the shell (31) is provided with a second elastic piece used for driving the protective cover (4) to turn in the direction away from the display screen (32).

4. An ultrasonic heat meter according to claim 3, wherein: the push rod (53) is provided with a convex block (57) along the length direction of the push rod (53), and the bottom of the mounting hole (311) is provided with a groove (313) for the convex block (57) to penetrate through.

5. An ultrasonic heat meter according to claim 3, wherein: the push rod (53) is of a rod-shaped structure with a polygonal end face, and the through hole (312) is a polygonal hole matched with the push rod (53).

6. An ultrasonic heat meter according to any of claims 4 to 5, wherein: one end of the push rod (53) far away from the second clamping piece (54) is provided with a screw rod (52), and the screw rod (52) is in threaded connection with the button (51).

7. An ultrasonic heat meter according to claim 6, wherein: the peripheral wall of the button (51) is provided with anti-skid grains which are convenient for rotating the button (51).

8. An ultrasonic heat meter according to claim 2, wherein: the compression spring (56) is sleeved on the push rod (53).