CN214200441U

CN214200441U - Ultrasonic cold and hot meter

Info

Publication number: CN214200441U
Application number: CN202022027592.XU
Authority: CN
Inventors: 梁延辉
Original assignee: Shenyang Helong Technology Co ltd
Current assignee: Shenyang Helong Technology Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-09-14
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses an ultrasonic cold and hot measuring meter, which comprises a pipe body and a connecting pipe, wherein the middle part of the pipe body is a detection section, an ultrasonic sensor is arranged in the detection section, a driving mechanism and a transmission mechanism are arranged on a first flange plate, a plurality of locking bolts are connected on the first flange plate in a circumferential through and rotating way, one end of each locking bolt is provided with a driven gear, the driving mechanism in the connecting part drives a transmission part to rotate, a driving gear in the transmission part drives the driven gear to rotate, the rotation of the locking bolts is realized, and the locking or the releasing between the first flange plate and a second flange plate is further realized, the operation mode of the driving mechanism is convenient and rapid, the technical means disclosed by the utility model well solves the problem that the connection between the water inlet section and the water outlet section of the pipe body and a heating pipeline of a user is inconvenient, and the working efficiency is obviously improved when a worker installs or dismantles the measuring meter, is convenient for popularization.

Description

Ultrasonic cold and hot meter

Technical Field

The utility model relates to a strapping table technical field, specific field is the cold and hot strapping table of ultrasonic wave.

Background

The ultrasonic heat meter is an instrument for measuring flow by an ultrasonic method and displaying heat energy released or absorbed by water flowing through a heat exchange system. The heat value can be obtained by the physical quantity measured by two sensors, namely the flow of a heat carrier and the temperature of an inlet and an outlet, and then by the compensation and integral calculation of density and enthalpy values. It is an electromechanical integrated product based on microprocessor and high-precision sensor. Compared with the household meters, such as water meters, electric meters and gas meters, which are commonly used in the past in the construction industry, the household meters have more complicated design and higher technical content. An ultrasonic cold and hot meter is a high-tech product including mechanical, electronic and information technologies, and is currently successfully applied in many fields.

The utility model discloses a technical scheme of cold and hot strapping table of ultrasonic wave for utility model application number CN201820108086.3, the pipeline section body that is used for solving to exist among the prior art is hollow cylinder, and the fluid velocity of flow through the pipeline section body can not improve under the rated flow among the ultrasonic detection process, can lead to the problem of the reduction of ultrasonic measurement accuracy, but this technical scheme has certain weak point: the section of intaking of body and play water section and user heating pipe connection dismouting are inconvenient, will consume during a large amount of working hours of workman when actual installation or dismantlement, have increased the human cost. Here, a new type of ultrasonic cold and hot meter is proposed to solve this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cold and hot strapping table of ultrasonic wave to the section of intaking and the play water leg of the body of proposing in solving above-mentioned background art are connected inconveniently with user's heating pipeline, will consume a large amount of during operations of workman when actual installation or dismantlement, have increased the problem of human cost.

In order to achieve the above object, the utility model provides a following technical scheme: an ultrasonic cold and hot meter comprises a pipe body and a connecting pipe, wherein the middle part of the pipe body is a detection section, an ultrasonic sensor is arranged in the detection section, a meter assembly is arranged on the pipe body, the ultrasonic sensor is connected with the meter assembly through a wire harness through an A/D converter, the two ends of the pipe body are connected with the connecting pipe through connecting parts, each connecting part comprises a first flange and a second flange, the first flange and the second flange are respectively arranged at the end parts of the pipe body and the connecting pipe, a driving mechanism and a transmission mechanism are arranged on the first flange, the driving mechanism comprises a connecting seat arranged on the first flange, a worm is connected on the connecting seat in a penetrating and rotating manner, one end of the worm is connected with an operation part, the transmission mechanism comprises a transmission part and a connecting mechanism, and a through hole for the pipe body to pass through is formed in the middle part of the transmission part, the transmission part comprises a driving gear and a worm gear, the opposite surfaces of the driving gear and the worm gear are mutually connected, the worm wheel is meshed with the worm, the connecting mechanism comprises a connecting rod arranged on the transmission part, the connecting rod is provided with a stroke groove, the stroke groove is connected with a telescopic pin in a sliding way, the first flange plate is provided with a stepped ring groove, the connecting rod and the telescopic pin are in sliding connection with the stepped ring groove, a first circular ring and a second circular ring are arranged on the first flange plate corresponding to the stepped ring groove, a plurality of locking bolts are connected on the first flange plate in a circumferential penetrating and rotating way, one end of each locking bolt is provided with a driven gear, the driven gear is meshed with the driving gear, threaded holes are formed in the second flange plate in the circumferential direction, and the threaded holes are matched with the locking bolts.

Preferably, the inner diameter of the pipe body is smaller than that of the connecting pipe, and the first flange plate is provided with a guide inclined plane.

Preferably, the helix angle of the worm screw is smaller than the friction angle of the worm wheel and the worm screw.

Preferably, the driving gear and the driven gear are both helical gears.

Preferably, the outer edge of the operating part is provided with anti-slip threads, and the middle of the operating part is provided with an inner hexagonal groove.

Preferably, the telescopic pin comprises a first clamping block and a second clamping block which are both connected in the stroke groove in a sliding mode, and two opposite surfaces of the first clamping block and the second clamping block are respectively connected with two ends of a compression spring.

Compared with the prior art, the beneficial effects of the utility model are that: the ultrasonic cold and hot meter assembly analyzes and calculates data transmitted by the temperature sensor and the ultrasonic sensor, and can display the heat value consumed by a user through a display screen on the meter assembly; through connecting portion interconnect between body and the connecting pipe, actuating mechanism drives the transmission portion and rotates in the connecting portion, and the driving gear drives driven gear and rotates in the transmission portion, realizes the rotation of locking bolt, and then realizes locking between first ring flange and the second ring flange or throw off, and actuating mechanism's operating mode is convenient and fast, the utility model discloses a fine solution of technical means the inconvenient problem that leads to of the section of intaking and the play water leg of the body that exists and user heating pipe connection among the prior art, the workman is installing or the obvious improvement that work efficiency obtained when dismantling this strapping table, and the facilitate promotion is popularized.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;

FIG. 2 is a schematic cross-sectional view taken along the direction D-D in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a portion of the enlarged structure of FIG. 1;

fig. 4 is a schematic view of a partial enlarged structure at B in fig. 1 according to the present invention;

fig. 5 is a schematic diagram of a partial enlarged structure at C in fig. 1 according to the present invention.

In the figure: the device comprises a pipe body 1, a connecting pipe 2, a meter assembly 3, a first flange plate 4, a second flange plate 5, a connecting seat 6, a worm 7, an operating part 8, a driving gear 9, a worm gear 10, a connecting rod 11, a stroke groove 12, a telescopic pin 13, a first clamping block 1301, a second clamping block 1302, a compression spring 1303, a stepped ring groove 14, a first ring 15, a second ring 16, a locking bolt 17 and a driven gear 18.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an ultrasonic cold and hot meter comprises a pipe body 1 and a connecting pipe 2, the middle part of the pipe body 1 is a detection section, an ultrasonic sensor is arranged in the detection section, a meter assembly 3 is arranged on the pipe body 1, temperature sensors arranged on a water inlet pipe and a water outlet pipe of a user heating pipeline are connected with the meter assembly 3 through a wire harness through an A/D converter, the ultrasonic sensor is connected with the meter assembly 3 through the wire harness through the A/D converter, two ends of the pipe body 1 are connected with the connecting pipe 2 through a connecting part, the connecting part comprises a first flange plate 4 and a second flange plate 5 which are respectively arranged at the end parts of the pipe body 1 and the connecting pipe 2, annular grooves are respectively arranged on the opposite surfaces of the first flange plate 4 and the second flange plate 5, sealing gaskets are arranged in the annular grooves to ensure that good sealing performance is achieved between the first flange plate 4 and the second flange plate 5, a driving mechanism and a transmission mechanism are arranged on the first flange plate 4, the driving mechanism is used for driving the transmission mechanism to operate, the driving mechanism comprises a connecting seat 6 arranged on a first flange plate 4, a worm 7 is connected on the connecting seat 6 in a penetrating and rotating mode, the axial position of the worm 7 is limited through a nut and a shaft shoulder, one end of the worm 7 is connected with an operation part 8, the transmission mechanism comprises a transmission part and a connecting mechanism, a through hole for allowing the pipe body 1 to penetrate through is formed in the middle of the transmission part, the transmission part comprises a driving gear 9 and a worm gear 10, opposite surfaces of the driving gear 9 and the worm gear 10 are connected with each other, the worm gear 10 and the worm 7 are mutually meshed, the connecting mechanism comprises a connecting rod 11 arranged on the transmission part, a stroke groove 12 is formed in the connecting rod 11, a telescopic pin 13 is connected in the stroke groove 12 in a sliding mode, a stepped annular groove 14 is formed in the first flange plate 4, the connecting rod 11, the telescopic pin 13 and the stepped annular groove 14 are connected in a sliding mode, a first annular ring 15 and a second annular ring 16 are arranged on the first flange plate 4 corresponding to the stepped annular groove 14, leave predetermined interval between the external diameter of second ring 16 and the internal diameter of first ring 15, telescopic pin 13 for satisfying connecting rod 11 and shortening passes through, it restricts in order to restrict telescopic pin 13's position to set up first ring 15 and second ring 16, and then restricts connecting rod 11's position, circumference run through rotation on the first ring flange 4 is connected with a plurality of locking bolt 17, locking bolt 17's axial position also restricts through nut and shaft shoulder, locking bolt 17's one end is equipped with driven gear 18, driven gear 18 all meshes with driving gear 9 mutually, the screw hole has been seted up to circumference on the second ring flange 5, screw hole and locking bolt 17 looks adaptation.

Specifically, the internal diameter of body 1 is less than the internal diameter of connecting pipe 2, all is equipped with the direction inclined plane on the first ring flange 4. So alright with the liquid velocity of flow in improving body 1, improve the accuracy of ultrasonic sensor to the flow monitoring in the body 1.

Specifically, the helical angle of the expansion of the worm 7 is smaller than the friction angle of the contact between the worm wheel 10 and the worm 7, which is a self-locking condition between the transmission of the worm wheel 10 and the transmission of the worm 7, so that the two have the motion characteristic of one-way transmission, the use reliability of the driving mechanism is improved, and the locking bolt 17 is prevented from being disengaged from a threaded hole.

Specifically, the driving gear 9 and the driven gear 18 are both helical gears, and the helical gears have the advantages of smooth transmission, low noise and the like, so that the helical gears are selected.

Particularly, the outer edge of the manipulation part 8 is provided with anti-skid lines, and the middle of the manipulation part 8 is provided with an inner hexagonal groove, so that the manipulation part 8 can be manually rotated, and after the outer hexagonal gun head of the electric gun is matched with the inner hexagonal groove in the manipulation part 8, the electric gun is controlled to rotate to drive the manipulation part 8 to rotate together, and the manipulation flexibility of the manipulation part 8 is improved.

Specifically, the telescopic pin 13 includes a first fixture block 1301 and a second fixture block 1302, both of which are slidably connected in the stroke groove 12, end surfaces of the first fixture block 1301 and the second fixture block 1302, which are away from each other, are both arc surfaces, cross-sectional shapes of the first fixture block 1301 and the second fixture block 1302 are polygons, a shape of the stroke groove 12 is matched with shapes of the first fixture block 1201 and the second fixture block 1202, and opposite surfaces of the first fixture block 1301 and the second fixture block 1202 are respectively connected with two ends of the compression spring 1303.

The working principle is as follows: the utility model discloses in, data that strapping table assembly 3 passed through to temperature sensor and ultrasonic sensor transmit carry out the analytical calculation, can show the calorific value that the user consumed through the display screen on strapping table assembly 3, when installing this strapping table, make through electric rifle drive or manual drive's mode and operate 8 rotations of portion, it drives worm wheel 7 and rotates together to operate 8 rotations of portion, worm wheel 7 rotates and makes driving gear 9 follow it together rotatory, the torque transmits to locking bolt 17 under the meshing of driving gear 9 and driven gear 18, the screw hole looks adaptation of seting up on locking bolt 17 and the second flange 5, realize the connection between first flange 4 and the second flange 5, and then accomplish the connection of body 1 and connecting pipe 2; when dismantling this strapping table, make through the electric gun drive or manually driven mode and operate portion 8 antiport, break away from the cooperation back between locking bolt 17 and the screw hole, the strapping table can be lifted off.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of description and attached drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model is including the conventional connected mode of circuit connection adoption conventional among the prior art, and here detailed description is not again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Cold and hot strapping table of ultrasonic wave, including body (1) and connecting pipe (2), its characterized in that: the middle part of body (1) is the detection section, be equipped with ultrasonic sensor in the detection section, be equipped with strapping table assembly (3) on body (1), ultrasonic sensor pass through the pencil through AD converter with strapping table assembly (3) link to each other, the both ends of body (1) pass through connecting portion with connecting pipe (2) link to each other, connecting portion include first ring flange (4) and second ring flange (5), the two sets up respectively the tip of body (1) with connecting pipe (2), be equipped with actuating mechanism and drive mechanism on first ring flange (4), actuating mechanism includes connecting seat (6) that set up on first ring flange (4), run through rotation on connecting seat (6) and be connected with worm (7), the one end of worm (7) is connected with and controls portion (8), drive mechanism includes transmission portion and coupling mechanism, the middle part of transmission portion is seted up and is satisfied the through-hole that body (1) passed, transmission portion includes driving gear (9) and worm wheel (10), driving gear (9) with the relative surface interconnect of worm wheel (10), worm wheel (10) with worm (7) intermeshing, coupling mechanism is including installing connecting rod (11) in transmission portion, stroke groove (12) have been seted up on connecting rod (11), sliding connection has telescopic pin (13) in stroke groove (12), ladder annular (14) have been seted up on first ring flange (4), connecting rod (11) with telescopic pin (13) with be sliding connection between ladder annular (14), correspond on first ring flange (4) ladder annular (14) position and be equipped with first ring (15) and second ring (16), the circumference runs through to rotate on first ring flange (4) and is connected with a plurality of locking bolt (17), the one end of locking bolt (17) is equipped with driven gear (18), driven gear (18) all with driving gear (9) mesh mutually, circumference set up threaded hole on second ring flange (5), the screw hole with locking bolt (17) looks adaptation.

2. The ultrasonic cold and hot meter according to claim 1, characterized in that: the inner diameter of the pipe body (1) is smaller than that of the connecting pipe (2), and the first flange plate (4) is provided with a guide inclined plane.

3. The ultrasonic cold and hot meter according to claim 1, characterized in that: the spiral angle of the expansion of the worm (7) is smaller than the friction angle of the contact between the worm wheel (10) and the worm (7).

4. The ultrasonic cold and hot meter according to claim 1, characterized in that: the driving gear (9) and the driven gear (18) are both helical gears.

5. The ultrasonic cold and hot meter according to claim 1, characterized in that: the outer edge of the operating part (8) is provided with anti-skid lines, and the middle of the operating part (8) is provided with an inner hexagonal groove.

6. The ultrasonic cold and hot meter according to claim 1, characterized in that: the telescopic pin (13) comprises a first clamping block (1301) and a second clamping block (1302), the first clamping block and the second clamping block are connected in the stroke groove (12) in a sliding mode, and two opposite surfaces of the first clamping block and the second clamping block are respectively connected with two ends of a compression spring (1303).