CN212513412U

CN212513412U - Ultrasonic energy meter that suitability is strong

Info

Publication number: CN212513412U
Application number: CN202021570254.4U
Authority: CN
Inventors: 赵斌
Original assignee: Enleman Instrument Xuzhou Co Ltd
Current assignee: Enleman Instrument Xuzhou Co Ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-02-09
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses an ultrasonic wave formula energy meter that suitability is strong, including the energy meter body, the energy meter body includes the heat exchange bobbin, the equal fixedly connected with communicating pipe in both ends about the heat exchange bobbin, and keep away from the equal fixedly connected with in one end of heat exchange bobbin and outside water piping connection's ring flange communicating pipe, be provided with filtering mechanism in communicating pipe, two supporting seats of the upper end fixedly connected with of heat exchange bobbin, the mounting groove has been seted up to the upper end of supporting seat, two it has the same horizontally mounting panel to peg graft in the mounting groove, and the connecting rod that the lower extreme fixedly connected with of mounting panel corresponds with the mounting groove, the upper end fixedly connected with casing of mounting panel, and the casing is provided with liquid crystal display on keeping away from the lateral wall of. The utility model discloses can with not unidimensional water piping connection, increase the suitability of device to can carry out certain filtration operation to the water that detects, reduce the influence of impurity to heat detection.

Description

Ultrasonic energy meter that suitability is strong

Technical Field

The utility model relates to an energy meter technical field especially relates to an ultrasonic wave formula energy meter that suitability is strong.

Background

The heat energy meter is a meter for measuring and displaying the heat energy released or absorbed by the water flowing through the heat exchange system, and most of the existing energy meters use ultrasonic waves for measurement, and the well-known ultrasonic wave measurement principle needs to be that the measurement is completed by ultrasonic wave emission and reflection.

When the existing energy meter is fixedly installed on an external pipeline, the applicability is poor, the pipeline connection with various sizes is not convenient, the applicability of the device for using is reduced, the design of a transmission device for transmitting signals is single, and the application range of detection is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art, and providing an ultrasonic energy meter with strong applicability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an ultrasonic energy meter with strong applicability comprises an energy meter body, wherein the energy meter body comprises a heat exchange bobbin, the left end and the right end of the heat exchange bobbin are fixedly connected with communicating pipes, one ends of the communicating pipes, far away from the heat exchange bobbin, are fixedly connected with flange plates connected with external water pipes, a filtering mechanism is arranged in the communicating pipes, the upper end of the heat exchange bobbin is fixedly connected with two supporting seats, the upper ends of the supporting seats are provided with mounting grooves, two mounting plates which are horizontal are inserted in the mounting grooves, the lower ends of the mounting plates are fixedly connected with connecting rods corresponding to the mounting grooves, the upper ends of the mounting plates are fixedly connected with a shell, a liquid crystal display screen is arranged on the side wall of the shell, far away from the mounting plates, an ultrasonic generating unit is arranged in the shell, two inclined test pipes are fixedly connected on, the heat exchange device comprises a heat exchange tube, a test tube, a heat exchange tube and a test tube, wherein the test tube is internally provided with a flow sensor and a temperature sensor respectively, the lower end of the heat exchange tube is fixedly connected with a vertical transmission tube, and the lower end of the transmission tube is connected with a transmission head.

Preferably, two communicating pipes can be connected with an external water inlet pipe or a water return pipe, the filtering mechanism comprises an annular filter screen fixedly connected in the communicating pipe, and the annular filter screen and the inner wall of the communicating pipe are fixed through bolts.

Preferably, the outer side wall of the supporting seat is provided with a threaded hole communicated with the mounting groove, and the threaded hole is connected with a fastening bolt fixed with the connecting rod in an internal thread manner.

Preferably, the pulse output of the ultrasonic wave generating unit can select RS232, RS485, 4-20mA and M-BUS, and the temperature sensor adopts an inlet high-precision PT1000 to ensure the measurement precision.

Preferably, an electronic operation unit for calculating heat is arranged in the shell, and the electronic operation unit adopts an MSP series bit microprocessor of TI company.

Preferably, the outer side of the transmission head is uniformly provided with threads, the side wall of the transmission head outside the threads is fixedly connected with a limit nut, and the inner wall of the output end of the transmission pipe is uniformly provided with internal threads connected with the transmission head.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a ring flange can with not unidimensional water piping connection, increase the suitability of device, it is further, two communicating pipes can be connected with outside inlet tube or wet return, and the filter mechanism in the communicating pipe can carry out certain filtration operation to the water that detects, reduce the influence of impurity to the heat detects, it is further, when carrying out heat detection to rivers, under the use of electronic operation unit, the heat of calculation rivers that can be accurate and with numerical value display on the LCD screen.

Drawings

Fig. 1 is a schematic diagram of an external structure of an ultrasonic energy meter with high applicability according to the present invention;

fig. 2 is a schematic front structural diagram of an ultrasonic energy meter with high applicability according to the present invention;

fig. 3 is a schematic block diagram of the ultrasonic energy meter with high applicability according to the present invention.

In the figure: the energy meter comprises an energy meter body 1, a communicating pipe 2, a flange plate 3, a support seat 4, a mounting plate 5, a connecting rod 6, a shell 7, a test tube 8, a transmission tube 9 and a transmission head 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an ultrasonic wave formula energy scale that suitability is strong, including energy scale body 1, energy scale body 1 includes the heat exchange bobbin, the equal fixedly connected with communicating pipe 2 in both ends about the heat exchange bobbin, and the equal fixedly connected with of one end of keeping away from the heat exchange bobbin of communicating pipe 2 and outside water piping connection's ring flange 3, ring flange 3 can with not unidimensional water piping connection, increase the suitability of device, two communicating pipe 2 can be connected with outside inlet tube or wet return, be provided with filter mechanism in communicating pipe 2, filter mechanism includes the annular filter screen of fixed connection in communicating pipe 2, and by the bolt fastening between annular filter screen and the 2 inner walls of communicating pipe, can carry out certain filtering operation to the water that detects, reduce the influence of impurity to heat detection.

Wherein, the upper end of the heat exchange bobbin is fixedly connected with two supporting seats 4, the upper end of the supporting seat 4 is provided with a mounting groove, the two mounting grooves are inserted with a same horizontal mounting plate 5, the lower end of the mounting plate 5 is fixedly connected with a connecting rod 6 corresponding to the mounting groove, the outer side wall of the supporting seat 4 is provided with a threaded hole communicated with the mounting groove, the threaded hole is internally threaded with a fastening bolt fixed with the connecting rod 6, the upper end of the mounting plate 5 is fixedly connected with a shell 7, the side wall of the shell 7 far away from the mounting plate 5 is provided with a liquid crystal display screen, an ultrasonic wave generating unit is arranged in the shell 7, the side wall of the heat exchange bobbin is fixedly connected with two inclined testing tubes 8, the testing tubes 8 are respectively provided with a flow sensor and a temperature sensor, specifically, the pulse output of the ultrasonic wave generating, the temperature sensor adopts imported high accuracy PT1000 to guarantee measurement accuracy, is provided with the electronic operation unit that is used for calculating the heat in casing 7, and the electronic operation unit adopts the 16 bit microprocessor of MSP430 series of TI company, when rivers flow through the system, according to the flow that flow sensor gathered and the income return water temperature signal of pairing temperature sensor collection to and the time that the water flows through, calculate and show the heat that this system released or absorbed through the calculator accuracy, its basic formula is: q = (qm ρ qv) × Δ h/τ, in which: q-the amount of heat released or absorbed by the system, J; qm is the mass flow of water flowing through the heat meter, kg/h; qv-volume flow of water through the heat meter, m 3/h; ρ -density of water flowing through the heat meter, kg/m 3; Δ h-difference in enthalpy of water at inlet and outlet temperatures of the heat exchange system, J/kg; tau-time, unit is h, under the use of electronic arithmetic unit, can be accurate the heat of calculating rivers and showing the numerical value on the LCD screen.

Wherein, the lower extreme fixedly connected with vertical transmission pipe 9 of heat exchange bobbin, and the lower extreme of transmission pipe 9 is connected with transmission head 10, and the outside equipartition of transmission head 10 has the screw thread, fixedly connected with stop nut on the transmission head 10 lateral wall in the screw thread outside, and the equipartition has the internal thread of being connected with transmission head 10 on the output inner wall of transmission pipe 9, the dismouting between transmission head 10 and the transmission pipe 9 of being convenient for to can be applicable to the joint of multiple difference, increase the suitability of device.

The utility model discloses when using, can be connected communicating pipe 2 with outside inlet tube or back flow, and start the ultrasonic wave generating unit in the casing, when the ultrasonic wave propagates in the fluid, the fluidic speed information is gone up in the loading to sound wave transfer rate information, because the stack of these two kinds of signals, just make the propagation velocity inequality of sound wave when following current and adverse current, consequently through measuring these two kinds of different speed information, through calculating the velocity of flow that can obtain the fluid, then convert into the flow again, thereby the measurement of flow has been realized, furthermore, when carrying out heat to rivers and examining time measuring, under the use of electronic operation unit, the heat of calculation rivers that can be accurate and with numerical value display on the LCD screen.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The ultrasonic energy meter with high applicability comprises an energy meter body (1) and is characterized in that the energy meter body (1) comprises a heat exchange bobbin, communicating pipes (2) are fixedly connected to the left end and the right end of the heat exchange bobbin, one ends, far away from the heat exchange bobbin, of the communicating pipes (2) are fixedly connected with flange plates (3) connected with an external water pipe, a filtering mechanism is arranged in each communicating pipe (2), two supporting seats (4) are fixedly connected to the upper end of the heat exchange bobbin, mounting grooves are formed in the upper ends of the supporting seats (4), the same horizontal mounting plates (5) are inserted in the two mounting grooves, connecting rods (6) corresponding to the mounting grooves are fixedly connected to the lower ends of the mounting plates (5), a shell (7) is fixedly connected to the upper ends of the mounting plates (5), and a liquid crystal display screen is arranged on the side wall, far away from the mounting plates (, the ultrasonic heat exchanger is characterized in that an ultrasonic generating unit is arranged in the shell (7), two inclined test tubes (8) are fixedly connected to the side wall of the heat exchange bobbin, a flow sensor and a temperature sensor are respectively arranged in each test tube (8), a vertical transmission tube (9) is fixedly connected to the lower end of the heat exchange bobbin, and a transmission head (10) is connected to the lower end of each transmission tube (9).

2. An ultrasonic energy meter with high applicability according to claim 1, wherein two communicating pipes (2) can be connected with an external water inlet pipe or water return pipe, the filtering mechanism comprises an annular filtering net fixedly connected in the communicating pipes (2), and the annular filtering net and the inner walls of the communicating pipes (2) are fixed by bolts.

3. An ultrasonic energy meter with high applicability according to claim 1, wherein a threaded hole communicated with the mounting groove is formed in the outer side wall of the supporting seat (4), and a fastening bolt fixed with the connecting rod (6) is connected to the threaded hole in a threaded manner.

4. An ultrasonic energy meter with high applicability according to claim 1, wherein pulse outputs of the ultrasonic generation unit can be selected from RS232, RS485, 4-20mA and M-BUS, and the temperature sensor adopts imported high-precision PT1000 to ensure measurement precision.

5. An ultrasonic energy meter for high applicability as claimed in claim 1, wherein an electronic arithmetic unit for calculating heat is provided in the housing (7), and the electronic arithmetic unit employs an MSP430 series 16-bit microprocessor of TI corporation.

6. An ultrasonic energy meter with high applicability according to claim 1, wherein threads are uniformly distributed on the outer side of the transmission head (10), a limit nut is fixedly connected to the side wall of the transmission head (10) on the outer side of the threads, and internal threads connected with the transmission head (10) are uniformly distributed on the inner wall of the output end of the transmission pipe (9).