CN201653593U

CN201653593U - Ultrasonic heat meter

Info

Publication number: CN201653593U
Application number: CN201020108443XU
Authority: CN
Inventors: 吕金浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-02-02
Filing date: 2010-02-02
Publication date: 2010-11-24
Anticipated expiration: 2020-02-02

Abstract

The utility model discloses an ultrasonic heat meter, belonging to the technical field of heat exhaustion metering devices. The ultrasonic heat meter comprises a meter body which is internally provided with a bracket; the middle part of the bracket is provided with a measuring tube; the left end and the right end of the bracket is provided with a reflecting mirror; the meter body is fastened with a meter box base; the left side and the right side of the fastening part are respectively provided with an ultrasonic transducer component; the meter box base is provided with a box seat which is provided with a box seat cover in a matching manner; and the box seat cover is internally provided with a heat energy meter probe, an integraph and a control circuit board, wherein the control circuit board is provided with an M-bus meter reading machine and a bus communication interface of the M-bus meter reading machine. The utility model has simple structure and reasonable design, leads the heat meter not to be blocked by sewage in water, and has long service life; a control circuit is connected with the M-bus meter reading machine and acquires data in the meter in real time; and heat meters positioned in the same building, the same college or regions for many kilometers are connected into a local area network through M-bus meter buses, meter reading is conducted, report forms are generated on a host, acquiring and management for the data are conducted, and remote control is conducted on units of all forms.

Description

Ultrasonic calorimeter

Technical field

The utility model belongs to the technical field of thermal energy consumption measuring apparatus, is specifically related to a kind of ultrasonic calorimeter.

Background technology

Total institute is known; tradition flowmeter or heat energy table mechanical vane type or the rotary wind types of adopting more; the number of turns according to wheel rotation is directly proportional with flow; counter is by gathering the number of turns calculated flow rate of wheel rotation; but there is mechanical wear in the rotation of impeller; therefore traditional mechanical formula flowmeter or heat energy table exist serviceable life short; defectives such as complex structure; especially owing to can causing measuring accuracy, reasons such as damage in impeller reduce; in addition; because fluid exists and contains under the situation of impurity; therefore mechanical flow meter or heat energy table usually can be subjected to stopping up etc. and have a strong impact on, and bring loss to the user.Therefore gradually adopt ultrasonic calorimeter to replace, but existing ultrasonic calorimeter all is an independently table unit, can not manage concentratedly, can only check meter respectively separately and carry out data acquisition.

The utility model content

At problems of the prior art, the purpose of this utility model is to provide a kind of technical scheme of ultrasonic calorimeter, in the table body Mbus integrated reading device is set, and makes its energy telemanagement, centralized automatic meter-reading, and each table unit is controlled.

Described ultrasonic calorimeter, comprise ultrasonic transducer assembly, measuring tube, it is characterized in that also comprising the table body, table body left end install be provided with ball valve and with the ball valve motor of control linkage, comprise O-ring seal, spring and spring base, spring base contacts with ball valve elasticity and cooperates, the ball valve rear portion is equipped with in the valve seat insert table body support is set, the support middle part is installed measuring tube is set, two ends, the support left and right sides are installed catoptron are set, snapping is provided with the watchcase base on the table body, ultrasonic transducer assembly is set respectively about fastening position, on the watchcase base cassette holder is set, be equipped with the cassette holder lid on the cassette holder, heat energy table probe is set in the cassette holder lid, integraph, control circuit board is provided with M-bus integrated reading device and M-bus integrated reading device bus communication interface on the control circuit board.

Described ultrasonic calorimeter, it is characterized in that pegging graft between described table body and watchcase base is provided with register pin, fixedly connected by hexagon socket head cap screw then.

Described ultrasonic calorimeter is characterized in that gasket ring, end cap are set on the described ultrasonic transducer assembly, fixedly installs loam cake on the end cap.

Described ultrasonic calorimeter is characterized in that described measuring tube and shows body on same axial line.

Described ultrasonic calorimeter is characterized in that being equipped with on the described cassette holder cassette holder lid, and an end is rotatably assorted by rotating shaft, and the other end is provided with buckle and is fastened.

Described ultrasonic calorimeter is characterized in that described watchcase base is connected by screw retention with cassette holder.

Described ultrasonic calorimeter is characterized in that described ultrasonic transducer assembly is connected with the A/D interface of integraph.

Described ultrasonic calorimeter, it is characterized in that showing being provided with between body and the support O RunddichtringO, between ultrasonic transducer assembly and the table body O RunddichtringO is set, between register pin and the table body O RunddichtringO is set, the O RunddichtringO is set between watchcase base and the cassette holder.

The utility model is simple in structure, reasonable in design, make calorimeter not be subjected to that dirt stops up in the water, long service life, each parts surface pore-free, bubble, improve measuring accuracy, dependable performance, connect on the control circuit M-bus integrated reading device is set, data are gathered in the his-and-hers watches in real time, practicable prepaid will be in same building building, same university or the LAN (Local Area Network) that connects into that has an area of in several kilometers far away regions is carried out centralized automatic meter-reading by the M-Bus meter bus, generate form on main frame, data are gathered, managed, each table unit is carried out Long-distance Control.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural representation of table body 1;

Fig. 3 is the perspective view of Fig. 2;

Fig. 4 is the structural representation of support;

Fig. 5 is the structural representation of measuring tube;

Fig. 6 is the structural representation of gasket ring;

Fig. 7 is the structural representation of loam cake;

Fig. 8 is the structural representation of watchcase base.

Among the figure: 1-shows body, 2-support, 3-measuring tube, 4,4a, 4b, 4c-O RunddichtringO, the 5-catoptron, 6-ultrasonic transducer assembly, 7-gasket ring, 8-end cap, the 9-loam cake, 10-register pin, 11-buckle, 12-hexagon socket head cap screw, the 13-screw, 14-cassette holder lid, 15-cassette holder, 16-watchcase base, the 17-O-ring seal, 18-spring, 19-spring base, the 20-ball valve, 21-ball valve motor, 22-valve seat insert.

Embodiment

Below in conjunction with accompanying drawing the utility model is further described.

Ultrasonic calorimeter as shown in the figure comprises table body 1, and table body 1 must not have defectives such as pore, surperficial aliquation, slag inclusion, shrinkage porosite.Table body 1 left end install be provided with ball valve 20 and with the ball valve motor 21 of control linkage, comprise O-ring seal 17, spring 18 and spring base 19, spring base 19 contacts with ball valve 20 elasticity and cooperates, ball valve 20 rear portions are equipped with valve seat insert 22, in the table body 1 support 2 is set, support 2 middle parts are installed measuring tube 3 are set, and measuring tube 3 and table body 1 are on same axial line.Two ends, support 2 left and right sides are installed catoptron 5 is set, and snapping is provided with watchcase base 16 on the table body 1, and

table body

1 and 16 grafting of watchcase base are provided with register pin 10, and are fixedly connected by hexagon socket head cap screw 12 then.Ultrasonic transducer assembly 6 is set respectively about fastening position, gasket ring 7, end cap 8 are set on the ultrasonic transducer assembly 6, gasket ring 7 sharp edge abates, electroplating surface.Fixedly install loam cake 9 on the end cap 8.Cassette holder 15 is set on the watchcase base 16, is equipped with cassette holder lid 14, one ends on the cassette holder 15 and is rotatably assorted by rotating shaft, the other end is provided with buckle 11 and is fastened, and watchcase base 16 is fixedlyed connected by screw 13 with cassette holder 15.Between table body 1 and the support 2 O RunddichtringO 4 is set, between ultrasonic transducer assembly 6 and the table body 1 O RunddichtringO 4a is set, between register pin 10 and the table body 1 O RunddichtringO 4b is set, O RunddichtringO 4c is set between watchcase base 16 and the cassette holder 15.

In the cassette holder lid 14 heat energy table probe, integraph, control circuit board are set, M-bus integrated reading device and M-bus integrated reading device bus communication interface are set on the control circuit board, ultrasonic transducer assembly 6 is connected with the A/D interface of integraph.The ultrasonic transducer assembly that is provided with at water inlet end produces and the emission ultrasound wave along water (flow) direction, the ultrasonic transducer that is provided with in the water side then produces and the emission ultrasound wave along the opposite direction of current, two ultrasonic transducer assemblies receive the ultrasonic signal that the other side launches mutually, and convert thereof into electric signal and deliver in the integraph and handle, according to ultrasound wave in the flowing of fluid, the difference of the time that time that following current is propagated and adverse current are propagated and the flow velocity of detected fluid relation, obtain the flow velocity of hot water, thereby calculate from flow.

M-Bus is the Dr.Horst Ziegler of Paderborn university and the DeutschlandGmbH and the common proposition of Techem GmbH of TI company, is specifically designed to the bus structure of government utility instrument, claims Meter-Bus, is called for short M-Bus.The M-Bus meter bus belongs to LAN (Local Area Network) (Local Area Network, be called for short LAN), be to be in same building building, same university or to have an area of several kilometers far away dedicated networks in the region, be used to connect remote monitoring computing machine and equipment such as workstation, measurement instrument, so that resource sharing and data transmission.The M-Bus meter bus can satisfy the specific (special) requirements of the measuring instrument of battery-powered or remote power feeding.When measuring instrument is received data sending request, the data of current measurement are sent to main website, main website can be hand-held set, pc machine or other data terminal equipment.Main website reads the data of the measuring instrument of installing in certain building building termly.Generally speaking, the number that is articulated in the measuring instrument on the meter bus can reach hundreds of, and data transmission distance reaches thousands of rice.The data that transmit on bus have the integrality and the rapidity of height.The maximum characteristics of native system are that communication distance is far away, the engineering construction wiring is convenient, it is accurate to check meter, cost is low, be applicable to that the centralized automatic meter-reading (water, electricity, gas, heat) of residential building sub-district and city high rise building spacious mansion and other need carry out in the device of remote data transmission, for modern society provides convenience in the data transmission field of checking meter.

Above-described only is preferred implementation of the present utility model.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model principle, can also make some modification and improvement, these also should be considered as belonging to protection domain of the present utility model.

Claims

1. ultrasonic calorimeter, comprise ultrasonic transducer assembly (6), measuring tube (3), it is characterized in that also comprising table body (1), table body (1) left end install be provided with ball valve (20) and with the ball valve motor (21) of control linkage, comprise O-ring seal (17), spring (18) and spring base (19), spring base (19) contacts with ball valve (20) elasticity and cooperates, ball valve (20) rear portion is equipped with valve seat insert (22), in the table body (1) support (2) is set, support (2) middle part is installed measuring tube (3) is set, support (2) two ends, the left and right sides are installed catoptron (5) are set, table body (1) is gone up snapping watchcase base (16) is set, ultrasonic transducer assembly (6) is set respectively about fastening position, cassette holder (15) is set on the watchcase base (16), be equipped with cassette holder lid (14) on the cassette holder (15), heat energy table probe is set in the cassette holder lid (14), integraph, control circuit board is provided with M-bus integrated reading device and M-bus integrated reading device bus communication interface on the control circuit board.

2. ultrasonic calorimeter as claimed in claim 1, it is characterized in that pegging graft between described table body (1) and watchcase base (16) is provided with register pin (10), fixedly connected by hexagon socket head cap screw (12) then.

3. ultrasonic calorimeter as claimed in claim 1 is characterized in that gasket ring (7), end cap (8) are set on the described ultrasonic transducer assembly (6), fixedly installs loam cake (9) on the end cap (8).

4. ultrasonic calorimeter as claimed in claim 1 is characterized in that described measuring tube (3) and shows body (1) on same axial line.

5. ultrasonic calorimeter as claimed in claim 1 is characterized in that being equipped with on the described cassette holder (15) cassette holder lid (14), and an end is rotatably assorted by rotating shaft, and the other end is provided with buckle (11) and is fastened.

6. ultrasonic calorimeter as claimed in claim 1 is characterized in that described watchcase base (16) fixedlys connected by screw (13) with cassette holder (15).

7. ultrasonic calorimeter as claimed in claim 1 is characterized in that described ultrasonic transducer assembly (6) is connected with the A/D interface of integraph.

8. ultrasonic calorimeter as claimed in claim 1 or 2, it is characterized in that showing between body (1) and the support (2) O RunddichtringO (4) being set, between ultrasonic transducer assembly (6) and the table body (1) O RunddichtringO (4a) is set, between register pin (10) and the table body (1) O RunddichtringO (4b) is set, between watchcase base (16) and the cassette holder (15) O RunddichtringO (4c) is set.