CN213180245U - Transducer detection device for ultrasonic water meter - Google Patents

Abstract

The utility model discloses an ultrasonic wave transducer detection device for water gauge, including stock solution storehouse, guide post, floating plate, draw-in groove, floating seat, lifting unit, centre gripping subassembly, the centre gripping subassembly includes sliding block, centre gripping arm, screw-nut, pivot, and the pivot is rotated and is connected on floating seat, and its length direction both ends are equipped with the screw respectively and revolve to opposite first screw portion, second screw portion, and two screw-nut difference screw thread suit are on first screw portion and second screw portion. The utility model has the advantages that: place outside ultrasonic transducer on the floating plate, and detect the head and clamp in the draw-in groove of floating plate, the rotation of rethread pivot makes two sliding blocks be close to relatively to make two centre gripping arms press from both sides tight ultrasonic transducer, and then press from both sides tight the installation on the floating plate with ultrasonic transducer, avoid the testing process, ultrasonic transducer produces the phenomenon that drops.

Description

Transducer detection device for ultrasonic water meter

Technical Field

The utility model relates to an ultrasonic water meter test equipment technical field, concretely relates to transducer detection device for ultrasonic water meter.

Background

The ultrasonic water meter is a novel water meter which further calculates the flow of the outlet water by detecting the time difference generated by the change of the speed when the ultrasonic sound beam propagates in the downstream and the upstream in the water and analyzing and processing the flow to obtain the flow rate of the outlet water. The method is characterized in that: the initial flow rate is low, the measuring range ratio is wide, the measuring precision is high, and the work is stable. The inner part has no moving part and no flow resisting element, is not influenced by impurities in water and has long service life. The output communication function is complete, and the requirements of various communications and wireless networking are met. The water meter has excellent small-flow detection capability, can solve the problems of a plurality of traditional water meters, is more suitable for water-rate gradient charging, is more suitable for saving and reasonably utilizing water resources, and has wide market and use prospects.

Ultrasonic transducer needs to detect it before using, the tradition mode is to place a support in the metal basin, add quantitative water again in the metal basin, make this depth of water submerge ultrasonic transducer's transmission head (this application is called detection head) and can not reach the line end of transmission head yet, be provided with one on the support and be used for supporting ultrasonic transducer's the hole of placing (this application is called the draw-in groove), when using, connect oscilloscope with ultrasonic transducer, in the prior art, when examining, need adjust the liquid level of water, this kind of mode, lead to the operation comparatively inconvenient, in addition when examining, ultrasonic water meter transducer is not fixed, lead to receiving easily vibrations and influencing and drop, and then influence testing process normal clear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that exists among the prior art, provide an ultrasonic water meter is with transducer detection device, it can realize solving prior art's problem to a certain extent at least.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a transducer detection device for an ultrasonic water meter comprises a liquid storage bin filled with water, wherein two guide posts are vertically arranged in the liquid storage bin, a floating plate is sleeved on the two guide posts in a common horizontal sliding manner, correspondingly, a through hole for the guide posts to freely pass through is formed in the floating plate, a through hole type clamping groove for clamping an external transducer detection head is formed in the middle of the floating plate, a floating seat with an opening at the bottom is further arranged on the floating plate, the floating seat is driven to vertically move by a lifting assembly, a clamping assembly for clamping the external transducer detection head is arranged on the floating plate, the clamping assembly comprises two sliding blocks horizontally and slidably connected to the inner top wall of the floating seat, clamping arms are fixedly connected to the bottom surfaces of the two sliding blocks respectively, the two clamping arms respectively correspond to the outer walls of the two opposite sides of the transducer detection head, and screw nuts are horizontally embedded in the two sliding blocks, the upper level of the floating seat is penetrated with a rotating shaft, the rotating shaft is rotatably connected to the floating seat, a first screw rod part and a second screw rod part with opposite screw thread turning directions are respectively arranged at two ends of the rotating shaft in the length direction, and the two screw rod nuts are respectively sleeved on the first screw rod part and the second screw rod part in a threaded manner.

Preferably, the sliding block top is equipped with a bulge, and is corresponding, be equipped with on the roof in the floating seat and supply the bulge block, and can the level sliding tray that freely slides.

Preferably, two bushings are embedded on the floating plate, and the two bushings are respectively sleeved on the two guide columns in a one-to-one corresponding sliding fit manner.

Preferably, the lifting assembly comprises a mounting plate horizontally arranged at the top ends of the two guide columns, a lifting cylinder is vertically mounted on the mounting plate and is in driving connection with the floating seat.

Preferably, the lower end of the guide post is sleeved with a limiting ring, a spring is sleeved on the guide post, the lower end of the spring is fixedly connected to the limiting ring, and the spring is used for buffering the downward movement of the floating plate.

The utility model has the advantages that: place outside ultrasonic transducer on the floating plate, and detect the head and clamp in the draw-in groove of floating plate, the rotation of rethread pivot, make two sliding blocks be close to relatively, and make two centre gripping arms press from both sides tight ultrasonic transducer, and then press from both sides tight the installation on the floating plate with ultrasonic transducer, avoid the testing process, ultrasonic transducer produces the phenomenon that drops, it moves down to set up the floating seat of lifting unit drive, make the floating seat move down to in the stock solution storehouse, need not to adjust the liquid level of the water in the stock solution storehouse, and then make the operation of detection operation more simple and convenient, and the detection efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a transducer detection device for an ultrasonic water meter according to the present invention;

FIG. 2 is an enlarged partial schematic view at A of FIG. 1;

the reference numerals are explained below:

1-a liquid storage bin, 2-a limiting ring, 3-a spring, 4-a clamping groove, 5-a floating plate, 6-a lining, 7-a clamping arm, 8-a second screw rod part, 9-a floating seat, 10-a lifting cylinder, 11-a mounting plate, 12-a guide column, 13-a sliding groove, 14-a bulge part, 15-a sliding block, 16-a first screw rod part and 17-a screw nut.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, fig. 1-2 shows a transducer detection device for an ultrasonic water meter, which includes a liquid storage tank 1 for storing water, two guide posts 12 are vertically arranged in the liquid storage tank 1, a floating plate 5 is jointly and horizontally slidably sleeved on the two guide posts 12, correspondingly, a through hole for the guide post 12 to pass through freely is arranged on the floating plate 5, a through hole type clamping groove 4 for clamping an external transducer detection head is arranged at the middle position of the floating plate 5, a floating seat 9 with an opening at the bottom is further arranged on the floating plate, the floating seat 9 is driven by a lifting assembly to move vertically, a clamping assembly for clamping the external transducer detection head is arranged on the floating seat, the clamping assembly includes two sliding blocks 15 horizontally and slidably connected to the inner top wall of the floating seat 9, clamping arms 7 are fixedly connected to the bottom surfaces of the two sliding blocks 15, the two clamping arms 7 correspond to the outer walls of two opposite sides of the transducer detection head respectively, lead screw nuts 17 are horizontally embedded on the two sliding blocks 15, a rotating shaft horizontally penetrates through the floating seat 9, the rotating shaft is rotatably connected to the floating seat 9, a first lead screw part 16 and a second lead screw part 8 with opposite thread turning directions are arranged at two ends of the rotating shaft in the length direction respectively, and the two lead screw nuts 17 are respectively sleeved on the first lead screw part 16 and the second lead screw part 8 in a threaded mode.

In this embodiment, preferably, the top end of the sliding block 15 is provided with a protruding portion 14, and correspondingly, the inner top wall of the floating seat 9 is provided with a sliding groove 13 for the protruding portion 14 to engage with and horizontally and freely slide, and the sliding block 15 is slidably connected to the inner top wall of the floating seat 9 by the protruding portion 14 sliding in the sliding groove 13 and being limited.

In this embodiment, preferably, two bushings 6 are embedded in the floating plate 5, the two bushings 6 are respectively and correspondingly sleeved on the two guide posts 12 in a sliding manner, and the bushings 6 are arranged so that the guide posts 12 do not generate large mechanical wear on the floating plate 5 when sliding on the floating plate 5.

In this embodiment, preferably, the lifting assembly includes a mounting plate 11 horizontally disposed at the top ends of the two guide posts 12, a lifting cylinder 10 is vertically mounted on the mounting plate 11, and the lifting cylinder 10 is in driving connection with the floating seat 9.

In this embodiment, preferably, the lower end of the guide post 12 is sleeved with a limit ring 2, and a spring 3 is further sleeved on the guide post, and the lower end of the spring 3 is fixedly connected to the limit ring 2 and is used for buffering the downward movement of the floating plate 5.

The utility model discloses a theory of operation: an external ultrasonic transducer is placed on the floating plate, a detection head of the transducer is clamped into a clamping groove of the floating plate, then the rotating shaft is rotated, the rotating directions of the threads of the first screw rod part and the second screw rod part on the rotating shaft are opposite, so that the two screw rod nuts respectively drive the two sliding blocks to be relatively close to each other, so that the two clamping arms on the two sliding blocks respectively clamp the outer walls of the two opposite sides of the transducer, the ultrasonic transducer is arranged on the floating plate, the floating seat is driven by the lifting cylinder to move downwards, the detection head of the ultrasonic transducer is immersed in the water in the liquid storage bin, and the transducer is tested by the conventional process, after the detection is finished, the lifting cylinder resets to enable the detection head to move to the upper part of the liquid storage bin, the rotating shaft is reversely turned, the two clamping arms are separated from the state of clamping the outer wall of the transducer, and a worker takes the transducer off the floating plate to complete the detection.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (5)

1. The transducer detection device for the ultrasonic water meter is characterized by comprising a liquid storage bin (1) filled with water, wherein two guide columns (12) are vertically arranged in the liquid storage bin (1), a floating plate (5) is sleeved on the two guide columns (12) in a common horizontal sliding fit mode and correspondingly provided with a through hole for the guide columns (12) to freely pass through, a clamping groove (4) which is clamped by an external transducer detection head and is in a through hole mode is formed in the middle of the floating plate (5), a floating seat (9) with an opening at the bottom is further arranged on the floating plate, the floating seat (9) is driven to vertically move by a lifting assembly, a clamping assembly used for clamping the external transducer detection head is arranged on the floating seat, and the clamping assembly comprises two sliding blocks (15) horizontally and slidably connected to the inner top wall of the floating seat (9), two each rigid coupling of sliding block (15) bottom surface has centre gripping arm (7), two centre gripping arm (7) corresponds the transducer respectively and detects the first relative both sides outer wall, two each level inlays on sliding block (15) and is equipped with screw-nut (17), the pivot is worn to be equipped with in floating seat (9) the level, the pivot is rotated and is connected on floating seat (9), and its length direction both ends are equipped with screw respectively and revolve to opposite first screw portion (16), second screw portion (8), two screw-nut (17) respectively the screw suit on first screw portion (16) and second screw portion (8).

2. A transducer detecting device for an ultrasonic water meter according to claim 1, characterized in that a protrusion (14) is provided on the top of the sliding block (15), and correspondingly, a sliding groove (13) for the protrusion (14) to engage and slide freely horizontally is provided on the inner top wall of the floating seat (9).

3. The transducer detecting device for an ultrasonic water meter according to claim 1, wherein two bushings (6) are embedded in the floating plate (5), and the two bushings (6) are slidably fitted over the two guide posts (12) one by one.

4. The transducer detection device for the ultrasonic water meter according to claim 1, wherein the lifting assembly comprises a mounting plate (11) horizontally arranged at the top ends of two guide posts (12), a lifting cylinder (10) is vertically arranged on the mounting plate (11), and the lifting cylinder (10) is in driving connection with the floating seat (9).

5. The transducer detection device for the ultrasonic water meter according to claim 1, wherein the lower end of the guide post (12) is sleeved with a limit ring (2), a spring (3) is sleeved on the limit ring, the lower end of the spring (3) is fixedly connected to the limit ring (2), and the spring is used for buffering the downward movement of the floating plate (5).

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