CN209027590U - A kind of turbine flowmeter of power generator - Google Patents

Abstract

The utility model discloses a kind of turbine flowmeter of power generator, including upper housing, the upper housing top middle portion is equipped with fixing seat, and the fixing seat top is equipped with connecting rod, and the connecting rod top is equipped with pulse signal amplifier；The left and right ends of the upper housing are equipped with upper flange, the lower part two sides of the upper housing pass through the first fixed device and are fixedly connected with lower case, described first fixed device includes the first gripping block, first gripping block is separately positioned on the two sides of the bottom of upper housing and the top two sides of lower case, through there is the first bolt in the middle part of first gripping block, two first bolt tops are arranged with the first nut；It is equipped with connecting shaft in the upper housing and lower case, is arranged with bearing in the middle part of the connecting shaft.The utility model is designed reasonably is easy to dismantle turbine flowmeter and repaired, while can independently filter the impurity in testing liquid, extends the service life of device.

Description

A kind of turbine flowmeter of power generator

Technical field

The utility model relates to flowmeter technology field more particularly to a kind of turbine flowmeters of power generator.

Background technique

Turbine flowmeter is the main species in velocity flowmeter, when detected fluid flows through turbine flow flowmeter sensor When, under action of a fluid, the rotation of impeller stress, revolving speed is directly proportional to pipeline mean flow rate, meanwhile, cut to blade cyclic The magnetic line of force for cutting electromagnet generation, changes the magnetic flux of coil, according to electromagnetic induction principle, pulsation will be induced in coil The frequency of electric potential signal, i.e. electric impulse signal, this electric fluctuating signal is directly proportional to the flow of detected fluid.

Existing turbine flowmeter is integrated mostly, therefore causes maintenance difficult, while because fluid to be measured cleans Spend unknown, when measuring also liquid containing impurity, it is impaired easily to make rotating vane, to influence the service life of device；It is existing Device processing is generally filtered to fluid to be measured using the method for external filter, therefore use cost increases.

Utility model content

The purpose of this utility model is to provide a kind of turbine flowmeters of power generator, have design rationally, can It is easy to the advantages of being dismantled and being repaired to turbine flowmeter, solves existing apparatus maintenance difficult and service using life is lower The problem of.

According to a kind of turbine flowmeter of power generator of the utility model embodiment, including upper housing, the upper casing Body top middle portion is equipped with fixing seat, and the fixing seat top is equipped with connecting rod, and the connecting rod top is equipped with pulse signal amplifier；Institute The left and right ends for stating upper housing are equipped with upper flange, and the lower part two sides of the upper housing pass through the first fixed device and lower case It is fixedly connected, the described first fixed device includes the first gripping block, and first gripping block is separately positioned on the bottom of upper housing The top two sides of two sides and lower case, the first gripping block middle part, which is run through, the first bolt, on two first bolts Portion is arranged with the first nut；It is equipped with connecting shaft in the upper housing and lower case, is arranged with bearing, the axis in the middle part of the connecting shaft It holds and is arranged with impeller on lateral wall, be uniformly provided with multiple blades on the impeller lateral wall；At left and right sides of the connecting shaft on outer wall It is equipped with guide part, the connecting shaft left and right ends offset with supporting element, and two supporting elements are arranged at upper housing under In first groove of inner walls, the left side of the left side supporting element is equipped with filter plate, the filter plate setting upper housing with In second groove of lower case inner wall, the left and right ends of the lower case are equipped with lower flange, and two lower flanges pass through Second fixed device is fixedly connected with upper flange, and the described second fixed device includes the second gripping block, second gripping block point Not She Yu the two sides of the bottom of upper flange and the top two sides of lower flange, through there is the second spiral shell in the middle part of the second gripping block described in two sides Bolt, multiple second bolt tops are arranged with the second nut.

Further, the fixing seat is to be threadedly coupled with the connection type of upper housing.

Further, the top of the lower case and lower flange is convex, the bottom end of the upper housing and upper flange It is in concave shape.

Further, the junction of the upper housing and lower case, upper flange and lower flange is equipped with gasket.

Further, two upper flanges and lower flange surface are equipped with multiple through-holes.

Further, the connection type of the upper housing and upper flange, lower case and lower flange is welding.

The utility model has the beneficial effect that compared with prior art

1, upper housing and lower case, upper flange and lower flange can be fixed by company by the first bolt and the second bolt It connects, and then conveniently the element in device is repaired and replaced, improve the convenience used；It, can by the way that filter plate is arranged Processing effectively is filtered to the impurity in testing liquid, and then can be avoided blade and be damaged, is prolonged the service life, while also dropping Low use cost；

2, it is threadedly coupled by fixing seat with connecting rod, convenient for disassembling and maintaining work to pulse signal amplifier；Pass through Gasket is set, the airtightness of device is improved, to avoid the occurrence of measurement error；Device design rationally, is easy to turbine Flowmeter is dismantled and is repaired, while can independently filter the impurity in testing liquid, extends the service life of device.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 be the utility model proposes a kind of power generator turbine flowmeter structural schematic diagram；

Fig. 2 be the utility model proposes the upper housing of turbine flowmeter of power generator a kind of be connected with lower case Side view；

Fig. 3 be the utility model proposes the upper flange of turbine flowmeter of power generator a kind of be connected with lower flange Side view.

In figure: 1- pulse signal amplifier, 2- connecting rod, 3- fixing seat, 4- blade, 5- upper flange, 6- supporting element, 7- connect Axis, 8- lower case, 9- impeller, 10- bearing, 11- guide part, 12- upper housing, 13- filter plate, 14- lower flange, the first spiral shell of 15- Mother, the first gripping block of 16-, the first bolt of 17-, the second bolt of 18-, the second nut of 19-, the second gripping block of 20-.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Referring to Fig.1-3, a kind of turbine flowmeter of power generator, including upper housing 12,12 top middle portion of upper housing are set There is fixing seat 3,3 top of fixing seat is equipped with connecting rod 2, and 2 top of connecting rod is equipped with pulse signal amplifier 1；The left and right two of upper housing 12 End is equipped with upper flange 5, and the two sides of the bottom of upper housing 12 pass through the first fixed device and are fixedly connected with lower case 8, and first is solid Determine device include the first gripping block 16, the first gripping block 16 be separately positioned on upper housing 12 lower part two sides and lower case 8 it is upper Portion two sides, the middle part of the first gripping block 16, can will be upper by the first bolt 17 and the second bolt 18 through there is the first bolt 17 Shell 12 and lower case 8, upper flange 5 and lower flange 14 are fixedly connected, and then are conveniently repaired to the element in device And replacement, improve the convenience used；Two 17 tops of the first bolt are arranged with the first nut 15；Upper housing 12 and lower case It is equipped with connecting shaft 7 in 8, is arranged with bearing 10 in the middle part of connecting shaft 7, is arranged with impeller 9 on 10 lateral wall of bearing, on 9 lateral wall of impeller It is even to be equipped with multiple blades 4；Be equipped with guide part 11 on 7 left and right sides outer wall of connecting shaft, 7 left and right ends of connecting shaft with 6 phase of supporting element It supports, two supporting elements 6 are arranged in the first groove of upper housing 12 and 8 inner wall of lower case, and the left side of Left-side support part 6 is equipped with Filter plate 13 effectively can be filtered processing to the impurity in testing liquid, and then can be avoided by the way that filter plate 13 is arranged Blade 4 is impaired, prolongs the service life, while also reducing use cost；Filter plate 13 is arranged in upper housing 12 and 8 inner wall of lower case The second groove in, the left and right ends of lower case 8 are equipped with lower flange 14, two lower flanges 14 by the second fixed device with Upper flange 5 is fixedly connected, and the second fixed device includes the second gripping block 20, and the second gripping block 20 is respectively arranged on the bottom of upper flange 5 The top two sides of portion two sides and lower flange 14,20 middle part of the second gripping block of two sides, which is run through, the second bolt 18, multiple second spiral shells 18 top of bolt is arranged with the second nut 19.

Fixing seat 3 is to be threadedly coupled with the connection type of upper housing 12, is connected through a screw thread, convenient for amplifying to pulse signal Device 1 disassembles and maintains work；Lower case 8 and the top of lower flange 14 are convex, the bottom of upper housing 12 and upper flange 5 End is in concave shape, and upper housing 12 and lower case 8, upper flange 5 and the junction of lower flange 14 are equipped with gasket, pass through setting Gasket, improves the airtightness of device, to avoid the occurrence of measurement error；Two upper flanges 5 are all provided with 14 surface of lower flange There are multiple through-holes, the connection type of upper housing 12 and upper flange 5, lower case 8 and lower flange 14 is welding.

In use, device is installed first, filter plate 13 is directed at the second groove of 12 inner wall of upper housing and is inserted into, Then 7 both ends of connecting shaft are pressed into the groove at 6 middle part of supporting element respectively, two supporting elements 6 is then respectively aligned to upper housing 12 It in first groove of inner wall and is inserted into, is at this time attached lower case 8 and upper housing 12, the lug boss of lower case 8 is aligned Then first bolt 17 is directed at the first gripping block 16 and is inserted into, tightens the first nut 15 to upper casing by the recessed portion of upper housing 12 Body 12 and lower case 8 are fixed, and the second bolt 18 is then directed at the second gripping block 20 and is inserted into, and tightening the second nut 19 will Upper flange 5 and lower flange 14 are fixed；Finally fixing seat 3 and upper housing 12 are tightened, by pulse amplifier 1 and upper housing 12 It is fixed；When needing to carry out detachable maintaining to device, the first bolt 17 and the second bolt 18 are unclamped, it can be by upper housing 12 It is separated with lower case 8 and upper flange 5 and lower flange 14, device internal element can be repaired and be replaced.

Place is not described in detail for the utility model, is the well-known technique of those skilled in the art.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of turbine flowmeter of power generator, it is characterised in that: including upper housing (12), upper housing (12) top Middle part is equipped with fixing seat (3), and fixing seat (3) top is equipped with connecting rod (2), and connecting rod (2) top is put equipped with pulse signal Big device (1)；The left and right ends of the upper housing (12) are equipped with upper flange (5), and the two sides of the bottom of the upper housing (12) are logical The first fixed device to be crossed to be fixedly connected with lower case (8), the described first fixed device includes the first gripping block (16), and described first Gripping block (16) is separately positioned on the lower part two sides of upper housing (12) and the top two sides of lower case (8), first gripping block (16) through having the first bolt (17), two the first bolt (17) tops are arranged with the first nut (15) at middle part；Institute It states in upper housing (12) and lower case (8) and is equipped with connecting shaft (7), be arranged with bearing (10), the bearing in the middle part of the connecting shaft (7) (10) it is arranged on lateral wall impeller (9), is uniformly provided with multiple blades (4) on impeller (9) lateral wall；The connecting shaft (7) It is equipped on the outer wall of the left and right sides guide part (11), connecting shaft (7) left and right ends offset with supporting element (6), described in two Supporting element (6) is arranged in first groove of upper housing (12) and lower case (8) inner wall, a left side for the left side supporting element (6) Side is equipped with filter plate (13), and filter plate (13) setting is in second groove of upper housing (12) and lower case (8) inner wall, institute The left and right ends for stating lower case (8) are equipped with lower flange (14), two lower flanges (14) by the second fixed device with Upper flange (5) is fixedly connected, and the described second fixed device includes the second gripping block (20), and second gripping block (20) sets respectively In the two sides of the bottom of upper flange (5) and the top two sides of lower flange (14), run through in the middle part of the second gripping block (20) described in two sides Have the second bolt (18), multiple second bolt (18) tops are arranged with the second nut (19).

2. a kind of turbine flowmeter of power generator according to claim 1, it is characterised in that: the fixing seat (3) It is to be threadedly coupled with the connection type of upper housing (12).

3. a kind of turbine flowmeter of power generator according to claim 1, it is characterised in that: the lower case (8) Convex with the top of lower flange (14), the bottom end of the upper housing (12) and upper flange (5) is in concave shape.

4. a kind of turbine flowmeter of power generator according to claim 3, it is characterised in that: the upper housing (12) Gasket is equipped with the junction of lower case (8), upper flange (5) and lower flange (14).

5. a kind of turbine flowmeter of power generator according to claim 1, it is characterised in that: two upper flanges (5) multiple through-holes are equipped with lower flange (14) surface.

6. a kind of turbine flowmeter of power generator according to claim 1, it is characterised in that: the upper housing (12) Connection type with upper flange (5), lower case (8) and lower flange (14) is welding.