CN210071038U

CN210071038U - High-pressure flowmeter with bidirectional filtering effect

Info

Publication number: CN210071038U
Application number: CN201921306868.9U
Authority: CN
Inventors: 冯先峰; 李秀明
Original assignee: Shandong Lande Hydraulic Seiko Co Ltd
Current assignee: Shandong Lande Hydraulic Seiko Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-02-14
Anticipated expiration: 2029-08-13

Abstract

The utility model relates to a two-way filtration flow sensor equipment technical field provides a high pressure flowmeter with two-way filter effect, including the flowmeter casing, the through connection has the filter that is used for filtering impurity on the lateral wall of flowmeter casing, and circular through-hole has been seted up at the upper end middle part of flowmeter casing, and installs the flowmeter on the circular through-hole, has all seted up the flow mouth on the front and back end lateral wall of flowmeter casing, is first flow mouth and second flow mouth respectively. The utility model overcomes prior art's is not enough, reasonable in design, and compact structure has solved current hydraulic pump flowmeter measurement accuracy not high, and the filter effect is relatively poor and the volume occupies great problem, the utility model discloses a simple structure combination is in the same place flowmeter and filter integration, saves installation space, carries out the both-way filtration to the flowmeter simultaneously, improves measurement accuracy, but also can prevent that the flowmeter from damaging.

Description

High-pressure flowmeter with bidirectional filtering effect

Technical Field

The utility model relates to a two-way filtration flow sensor equipment technical field, concretely relates to high pressure flowmeter with two-way filter effect.

Background

The flowmeter is simply a meter for measuring the flow rate of fluid in a pipeline or an open channel, and is further classified into a differential pressure type flowmeter, a rotor flowmeter, a throttling type flowmeter, a slit flowmeter, a volume flowmeter, an electromagnetic flowmeter, an ultrasonic flowmeter and the like.

When the flow meter is measuring a fluid containing impurities, the problem of inaccurate measurement data occurs, and the flow meter may be damaged, and the flow meter is usually filtered by a filter before the measurement in order to improve the measurement accuracy.

Because the accuracy requirement of the hydraulic pump is high, the fluid in the hydraulic pump is filtered by a filter before measurement, however, the traditional installation method has the defects that the occupied volume is large, and a large amount of space is reduced if a flow meter is integrated with the filter.

While the flow meter with the filtering function can only perform one-way filtering generally, the flow meter cannot perform filtering when the fluid enters the flow meter from the other direction, and the accuracy of the flow meter is also influenced.

To this end, we propose a high pressure flowmeter with a bidirectional filtering effect.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a high pressure flowmeter with two-way filter effect has overcome the not enough of prior art, reasonable in design, and compact structure has solved current hydraulic pump flowmeter measurement accuracy not high, and the filter effect is relatively poor and the volume occupies great problem, the utility model discloses a simple structure combination is in the same place flowmeter and filter integration, saves installation space, carries out two-way filtration to the flowmeter simultaneously, improves measurement accuracy, but also can prevent that the flowmeter from damaging.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a high-pressure flowmeter with a bidirectional filtering effect comprises a flowmeter shell, wherein a filter for filtering impurities is connected to the side wall of the flowmeter shell in a penetrating manner, a circular through hole is formed in the middle of the upper end of the flowmeter shell, and a flowmeter is mounted on the circular through hole;

flow ports are respectively arranged on the side walls of the front end and the rear end of the flowmeter shell and are a first flow port and a second flow port, the first flow port is connected with a first flow channel and a second flow channel in a penetrating manner, the second flow port is connected with the first flow channel and the second flow channel in a penetrating manner, a plurality of check valves are inserted into the upper end of the flowmeter shell, and the check valves extend into the first flow channel and the second flow channel.

A plurality of screw plugs are inserted into the side wall of the flowmeter shell and are matched with the first flow channel and the second flow channel.

Furthermore, the filter is fixedly connected to the outer wall of the flowmeter shell through a plurality of screws.

Furthermore, a transmitter for transmitting signals is arranged at the upper end of the flowmeter.

Furthermore, the check valve includes the check valve sleeve, and the upper end of check valve sleeve is connected with the roof, and sliding connection has the case on the telescopic inner wall of check valve, and the case passes through extension spring interconnect with last roof, is provided with the oil outlet on the check valve sleeve.

Further, the flowmeter shell is integrally cast and formed by steel materials.

(III) advantageous effects

The embodiment of the utility model provides a high pressure flowmeter with two-way filter effect. The method has the following beneficial effects:

1. be provided with the filter through being provided with on the flowmeter casing for filter the impurity in the fluid, improve flowmeter's measurement accuracy, prevent simultaneously that the flowmeter from damaging.

2. Can reduce a lot of pipelines through being in the same place flowmeter and filter integration, small saves installation space.

3. Can two-way oil feed simultaneously, can filter moreover simultaneously, carry out two-way protection to the flowmeter, reduce the damage. When fluid enters from the first flow port, the fluid flows in the direction indicated by the arrow in the first flow passage in fig. 2-3-4-5-6-3-2, so that the oil is fed from the first flow port and discharged from the second flow port, and meanwhile, the filtering is performed, and the effect of the fluid flow is measured; when fluid enters the second flow port, fluid flows in the direction indicated by the arrow in the second flow path of fig. 2-3-5-4-5-3-2, completing the intake of oil from the second flow port and the discharge of oil from the first flow port, again to achieve a filtering effect.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial cross-sectional view of the three-dimensional structure of the present invention;

FIG. 3 is a schematic view of a partial cross-sectional view of the three-dimensional structure of the present invention;

FIG. 4 is a schematic view of a partial cross-sectional view of the three-dimensional structure of the present invention;

FIG. 5 is a schematic view of a partial cross-sectional view of the three-dimensional structure of the present invention;

FIG. 6 is a schematic view of a partial cross-sectional view of the three-dimensional structure of the present invention;

fig. 7 is an exploded view of the three-dimensional structure of the check valve of the present invention;

fig. 8 is a system diagram of the present invention.

In the figure: the flow meter comprises a flow meter shell 1, a filter 2, a first flow port 3, a second flow port 4, a flow meter 5, a transmitter 6, a one-way valve 7, a one-way valve sleeve 7.1, an upper top plate 7.2, a valve core 7.3, a plug 8, a first flow channel a, a second flow channel b and an oil outlet hole c.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-8, a high pressure flowmeter with bidirectional filtering effect, including flowmeter casing 1, through connection has filter 2 on the lateral wall of flowmeter casing 1, filter 2 is the accessory that plays the effect of filtering impurity or gas through filter paper, is used for filtering the impurity in the fluid, filter 2 is through a plurality of screw fixed connection on the outer wall of flowmeter casing 1, can reduce a lot of pipelines through integrating flowmeter 5 and filter 2 together, and is small, saves installation space.

In this embodiment, as shown in fig. 1, circular through-hole has been seted up at the upper end middle part of flowmeter housing 1, and installs flowmeter 5 on the circular through-hole, and flowmeter 5's upper end is provided with signaling apparatus 6, and the signal transmission in signaling apparatus 6 flowmeter 5 is passed through to the convenience, the utility model discloses well flowmeter 5 is ordinary oval gear flowmeter for detect fluidic flow, has all seted up the flow mouth on flowmeter housing 1's the front and back end lateral wall, is first flow mouth 3 and second flow mouth 4 respectively, and first flow mouth 3 through connection has first flow passageway an and second flow passageway b, and second flow mouth 4 through connection has first flow passageway an and second flow passageway b, and the upper end of flowmeter housing 1 is pegged graft and is had a plurality of check valves 7, and check valve 7 extends to in first flow passageway an and the second flow passageway b.

In this embodiment, as shown in fig. 7, in order to limit the flow direction of the fluid, the check valve 7 includes a check valve sleeve 7.1, an upper top plate 7.2 is connected to the upper end of the check valve sleeve 7.1, a valve core 7.3 is slidably connected to the inner wall of the check valve sleeve 7.1, the valve core 7.3 and the upper top plate 7.2 are connected to each other through a tension spring, and an oil outlet c is formed in the check valve sleeve 7.1, so as to ensure that the fluid can only enter from below the check valve sleeve 7.1 and flow out from the oil outlet c, otherwise, the fluid cannot flow through the oil outlet c, because the valve core 7.3 is pushed upward when the fluid enters from below the check valve sleeve 7.1, the fluid will flow out through the oil outlet c, and conversely, when the fluid enters from the oil outlet c, the valve core 7.3 seals the oil outlet c under the action of the tension spring, and cannot pass through the fluid, thereby achieving the effect of one-way flow.

In this embodiment, as shown in fig. 2 to 6 and fig. 8, when the fluid enters from the first flow port 3, the fluid flows in the first flow path a, according to the drawing, the fluid is introduced from the first flow port 3, and at the same time, the fluid flows in the direction indicated by the arrow in the first flow path a of fig. 2-3-4-5-6-3-2 by the restriction of the check valve 7, after the fluid is filtered by the filter 2 on the way of flowing, the oval gear in the flowmeter 5 is pushed to rotate again, so that after a signal is transmitted by the signal transmitter 6, corresponding flow data are displayed on the display device, then the fluid leaves the flowmeter shell 1 from the second flow port 4, the oil is fed from the first flow port 3, the oil is discharged from the second flow port 4, and meanwhile, the filtering and the fluid flow measuring effect can be achieved.

In this embodiment, as shown in fig. 2-6 and 8, when fluid enters from the second flow port 4, the fluid flows in the second flow channel b, and according to the drawing, the fluid enters from the second flow port 4, and at the same time, under the restriction of the flow of the check valve 7, the fluid flows in the direction indicated by the arrow in the second flow channel b in fig. 2-3-5-4-5-3-2, and after the fluid is filtered by the filter 2 in the process of flowing, the fluid immediately leaves the flowmeter housing 1 through the first flow port 3, and the oil is fed from the second flow port 4, and the oil is discharged from the first flow port 3, and the filtering effect is achieved.

In this embodiment, the flowmeter housing 1 is integrally cast and formed by using a steel material, so that the high-pressure resistance effect is improved.

In this embodiment, as shown in fig. 1, a plurality of screw plugs 8 are inserted into the side wall of the flowmeter housing 1, and the screw plugs 8 are matched with the first flow channel a and the second flow channel b, so as to achieve a sealing effect, and the inside of the flowmeter housing 1 is conveniently cleaned by opening the screw plugs 8.

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 above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A high-pressure flowmeter with a bidirectional filtering effect comprises a flowmeter shell, wherein a filter for filtering impurities is connected to the side wall of the flowmeter shell in a penetrating manner, a circular through hole is formed in the middle of the upper end of the flowmeter shell, and a flowmeter is mounted on the circular through hole;

the method is characterized in that: the flow port has all been seted up on the front and back end lateral wall of flowmeter casing, is first flow port and second flow port respectively, and first flow port through connection has first flow channel and second flow channel, and second flow port through connection has first flow channel and second flow channel, and the upper end of flowmeter casing is pegged graft and is had a plurality of check valves, and the check valve extends to in first flow channel and the second flow channel, it has a plurality of screw plugs to peg graft on the lateral wall of flowmeter casing, and the screw plug is supporting mutually with first flow channel and second flow channel.

2. A high pressure flow meter with two-way filtering effect according to claim 1, characterized in that: the filter is fixedly connected to the outer wall of the flowmeter shell through a plurality of screws.

3. A high pressure flow meter with two-way filtering effect according to claim 1, characterized in that: and a transmitter for transmitting signals is arranged at the upper end of the flowmeter.

4. A high pressure flow meter with two-way filtering effect according to claim 1, characterized in that: the check valve comprises a check valve sleeve, an upper top plate is connected to the upper end of the check valve sleeve, a valve core is connected to the inner wall of the check valve sleeve in a sliding mode, the valve core and the upper top plate are connected with each other through a tension spring, and an oil outlet is formed in the check valve sleeve.

5. A high pressure flow meter with two-way filtering effect according to claim 1, characterized in that: the flowmeter shell is integrally cast and formed by steel materials.