CN207147563U - A kind of suspended body flowmeter - Google Patents

Abstract

The utility model discloses a kind of suspended body flowmeter, its drip irrigation device is to include sensor and converter, the sensor includes butting up against supravasal jacket pipe, the orifice plate fixed along chuck inside pipe wall, through orifice plate and float movable up and down, the guiding wing being arranged on float, the magnet steel being embedded in inside float, the converter is fixed on chuck pipe outer wall and the displacement information of the magnet steel is converted into flow information, the guiding wing includes retainer ring, multiple support arms to stretch out are uniformly distributed circumferentially in retainer ring, the end of the support arm can support the inwall for being affixed on jacket pipe, the effect for preventing that float is stuck when moving up and down is reached.

Description

A kind of suspended body flowmeter

Technical field

A kind of flow measurement device is the utility model is related to, more particularly to a kind of suspended body flowmeter.

Background technology

Suspended body flowmeter is used for the uninterrupted for measuring fluid in pipeline.With the change of fluid flow in measurement pipe, survey Float in buret moves up, and reaches balance, the position of float in the buoyancy suffered by a certain position float and the gravity of float Put by its internal magnet steel reflection to the converter of outside, the displacement information of float is converted into flow information simultaneously by converter Show.

Authorization Notice No. is that CN202710115U Chinese patent document discloses a kind of magnetic displacement float flowmeter, its skill Art main points are to include the Taper Pipe that both ends are provided with flange, have overhead gage and lower baffle plate in Taper Pipe, conduit, conduit are provided between two baffle plates On be arranged with float moving up and down, leave annular space between float and Taper Pipe, magnetic displacement float flowmeter also includes by permanent magnetic The conversion equipment of iron, waveguide filament and electronic signal process box composition by the displacement information of float being converted into flow information.

But suspended body flowmeter of the prior art is in Jie for applying to high viscosity, crystallizing fluid and having graininess impurity When in matter, float can be stuck with guide rod, limits the movement of float, and then influences suspended body flowmeter and normally measure.

Utility model content

The purpose of this utility model is to provide a kind of suspended body flowmeter, and float can be prevented to be stuck when moving up and down.

Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of suspended body flowmeter, Including sensor and converter, the sensor include butt up against supravasal jacket pipe, along chuck inside pipe wall fix orifice plate, Through orifice plate and float movable up and down, the guiding wing, the magnet steel being embedded in inside float that are arranged on float, the conversion Device is fixed on chuck pipe outer wall and the displacement information of the magnet steel is converted into flow information, and the guiding wing includes retainer ring, Multiple support arms to stretch out are uniformly distributed circumferentially in retainer ring, the end of the support arm, which can be supported, is affixed on the interior of jacket pipe Wall.

By using above-mentioned technical proposal, using on the upper guiding wing and lower guiding wing for being separately fixed at float upper and lower ends The support arm being connected on chuck inside pipe wall make float kept when moving up and down ascent direction without departing from.

Further, the both ends of the jacket pipe are fixed with ring flange.

It is convenient to be connected to jacket pipe on the conduit that detected fluid flows through by using above-mentioned technical proposal.

Further, the guiding wing is provided with two, is individually fixed in the upper and lower ends face of float.

By using above-mentioned technical proposal, it is ensured that float it is overall up and down motion make holding vertical direction without departing from.

Further, each guiding wing has three support arms.

By using above-mentioned technical proposal, float had both firmly been set to keep vertical when moving up and down, while make fluid again Jacket pipe can swimmingly be flowed through.

Further, the end face vertical of the float is fixed with screw rod, and the retainer ring is nested on the screw rod and profit Retainer ring is fastened on screw rod with nut.

By using above-mentioned technical proposal, wing can be directed to and be securely fixed on the end face of float, it may be necessary to Float is replaced.

Further, the orifice plate is that round-meshed circular slab is opened in centre.

In summary, the utility model has the advantages that：

1. being oriented to wing by being set on float, the upper guiding wing and lower guiding for being separately fixed at float upper and lower ends are utilized The support arm being connected on wing on chuck inside pipe wall makes float keep vertical direction when moving up and down without departing from this practicality is new When in the medium that the suspended body flowmeter in type applies to high viscosity, crystallizes fluid and has graininess impurity, float will not also block Extremely, can normally measure；

2. three simultaneously circumferentially arranged support arms circulate in which ensure that smooth fluid in jacket pipe.

Brief description of the drawings

Fig. 1 is the overall structure diagram of suspended body flowmeter；

Fig. 2 is the float of suspended body flowmeter and the assembling relationship figure of jacket pipe；

Fig. 3 is the location drawing of the float of suspended body flowmeter in a non-operative state；

Fig. 4 is the location drawing of the float of suspended body flowmeter in the operating condition；

Fig. 5 is the structural representation of the float of suspended body flowmeter；

Fig. 6 is the magnet steel of suspended body flowmeter and the assembling schematic diagram of float.

In figure, 1, sensor；11st, jacket pipe；12nd, orifice plate；121st, circular hole；13rd, float；131st, screw rod；132nd, nut； 14th, it is oriented to wing；141st, upper guiding wing；1411st, retainer ring；1412nd, support arm；142nd, lower guiding wing；15th, magnet steel；16th, ring flange； 2nd, converter.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical accompanying drawing Mark represents.It should be noted that the word "front", "rear" used below in description, "left", "right", "up" and "down", " bottom Face " and " top surface " refer to the direction in accompanying drawing, and word " interior " and " outer " are referred respectively to towards or away from particular elements geometry The direction at center.

A kind of suspended body flowmeter, as depicted in figs. 1 and 2, including sensor 1 and the converter 2 that is fixed on sensor 1. Sensor 1 includes float 13, the displacement of fluid driven float 13, and the displacement information of float 13 is converted to flow and believed by converter 2 Cease and indicate.

As depicted in figs. 1 and 2, sensor 1 includes butting up against supravasal jacket pipe 11, and the both ends of jacket pipe 11 are fixed with Ring flange 16 is used to jacket pipe 11 being fixed on conduit.

As shown in Figures 2 and 3, jacket pipe 11 is horizontally fixed with orifice plate 12 along inwall, and the center of orifice plate 12 offers circular hole 121。

As described in Fig. 2 and Fig. 5, float 13 is provided with jacket pipe 11, float 13 is the small cone of the big lower end radii of upper end radius Body, it can be up and down in jacket pipe 11.When no fluid stream is out-of-date, the side wall of float 13 is connected to the circular hole on orifice plate 12 121 edges.

Float 13, which is provided with, is oriented to wing 14, and being oriented to wing 14 includes two upper guiding for being separately fixed at the upper and lower ends of float 13 Wing 141 and lower guiding wing 142.

Two guiding structures of wing 14 and fixed form are identical, are now described in detail above exemplified by guiding wing 141：

It is upper guiding wing 141 include retainer ring 1411, be uniformly distributed circumferentially on the lateral wall of retainer ring 1411 it is multiple to The support arm 1412 of outer extension, the end of support arm 1412, which is supported, to be affixed on the inwall of jacket pipe 11.The support arm 1412 can be three.

The upper end of float 13 is vertically fixed screw rod 131, and upper guiding wing 141 is set in screw rod 131 by retainer ring 1411 On, and upper guiding wing 141 is tightened on screw rod 132 using nut 132, and then it is fixed on the upper end of float 13.Due to upper and lower The upper guiding wing 141 at both ends and the lower support arm 1412 being oriented on wing 142 are pushed against on the inwall of jacket pipe 11, therefore float 13 is upper Vertical direction can be kept when lower mobile without offseting.

As shown in Figure 3 and Figure 4, when detected fluid flows through jacket pipe 11 from bottom to top, if buoyancy is more than the weight of float 13 Power, then float 13 float.Because float 13 is up big and down small cone, therefore during its floating, its annular between orifice plate 12 is empty The area increase of gap, then rate of flow of fluid declines at annular space, and the upper lower section pressure difference of float 13 reduces, and acts on float 13 Buoyancy reduce.When buoyancy is equal to the gravity of float 13, float 13 is stable in a certain height.

As shown in figures 1 to 6, the inner chamber of float 13 is embedded with magnet steel 15, when magnet steel 15 moves up and down with float 13, magnet steel 15 displacement information is perceived by converter 2 and is converted to the flow information of fluid.

The utility model is oriented to wing 14 by being set on float 13, using being separately fixed at the upper of the upper and lower ends of float 13 Being oriented to wing 141 and the lower support arm 1412 being connected on wing 142 on the inwall of jacket pipe 11 that is oriented to makes float 13 be protected when moving up and down Vertical direction is held without departing from while circumferentially arranged three support arms 1412 flow in the jacket pipe 11 in which ensure that smooth fluid It is logical.

This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but As long as all protected in right of the present utility model by Patent Law.

Claims (6)

1. a kind of suspended body flowmeter, including sensor（1）And converter（2）, the sensor（1）It is supravasal including butting up against Jacket pipe（11）, along jacket pipe（11）The orifice plate that inwall is fixed（12）, through orifice plate（12）And float movable up and down（13）、 It is arranged on float（13）On guiding wing（14）, be embedded in float（13）Internal magnet steel（15）, the converter（2）It is fixed on Jacket pipe（11）Outer wall and by the magnet steel（15）Displacement information be converted to flow information, it is characterised in that：The guiding wing （14）Including retainer ring（1411）, retainer ring（1411）On be uniformly distributed circumferentially multiple support arms to stretch out（1412）, The support arm（1412）End can support be affixed on jacket pipe（11）Inwall.

2. suspended body flowmeter according to claim 1, it is characterized in that：The jacket pipe（11）Both ends be fixed with ring flange （16）.

3. suspended body flowmeter according to claim 1, it is characterized in that：The guiding wing（14）Provided with two, fix respectively In float（13）Upper and lower ends face.

4. the suspended body flowmeter according to claim 1 or 3, it is characterized in that：Each guiding wing（14）Have described in three Support arm（1412）.

5. suspended body flowmeter according to claim 1, it is characterized in that：The float（13）End face vertical be fixed with screw rod （131）, the retainer ring（1411）It is nested in the screw rod（131）Go up and utilize nut（132）By retainer ring（1411）Fastening In screw rod（131）On.

6. suspended body flowmeter according to claim 1, it is characterized in that：The orifice plate（12）Circular hole is provided with for centre（121） Circular slab.