CN212028649U

CN212028649U - One-way valve for fluid control

Info

Publication number: CN212028649U
Application number: CN202020641678.9U
Authority: CN
Inventors: 梁明为
Original assignee: Tianjin Xinweichuang Fluid Control Technology Co ltd
Current assignee: Tianjin Xinweichuang Fluid Control Technology Co ltd
Priority date: 2020-04-25
Filing date: 2020-04-25
Publication date: 2020-11-27
Anticipated expiration: 2030-04-25

Abstract

The utility model discloses a check valve for fluid control, including entry thread bush, valve body and export thread bush, entry thread bush is installed to valve body one end, export thread bush is installed to the valve body other end, the inside one side that is close to entry thread bush of valve body installs the support, support intermediate position department installs the rotational speed monitor, the inside one end that is close to the support of valve body installs the case, the case top is provided with check ball, check ball deviates from the one end of case and installs the ball installed part, the telescopic shaft is installed to the one end that the ball installed part deviates from check ball. The utility model relates to a can detect check valve of fluid velocity of flow can measure the inside liquid velocity of flow of valve body through the rotational speed detector, makes things convenient for the staff to know the inside liquid velocity of flow of valve body to can conveniently measure the volume of the fluid that flows through.

Description

One-way valve for fluid control

Technical Field

The utility model relates to a check valve technical field for fluid control specifically is a check valve for fluid control.

Background

The check valve is commonly called as a check valve, is also called as a check valve or a check valve and is used for preventing oil flow from flowing reversely in a hydraulic system or preventing compressed air from flowing reversely in a pneumatic system. The one-way valve has two types of straight-through type and right-angle type, the straight-through type one-way valve is installed on a pipeline in a threaded connection mode, and the right-angle type one-way valve has three types of threaded connection, plate type connection and flange connection.

However, in the conventional check valve, the flow rate and the flow velocity cannot be measured inside the valve body when the check valve is used, so that the flow rate of the fluid inside the valve body cannot be accurately measured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a check valve for fluid control possesses and can carry out the measuring advantage with the inside fluid flow velocity of valve body, has solved the inside device that does not have the measurement velocity of flow of case of present check valve, can't measure the problem of the case flow of check valve.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a check valve for fluid control, includes entry thread bush, valve body and export thread bush, entry thread bush is installed to valve body one end, export thread bush is installed to the valve body other end, the inside one side that is close to entry thread bush of valve body installs the support, support intermediate position department installs the rotational speed monitor, the inside one end of being close to the support of valve body installs the case, the case top is provided with check ball, check ball deviates from the one end of case and installs the ball installed part, the telescopic shaft is installed to the one end that the ball installed part deviates from check ball.

Preferably, the number of the brackets is four, and the four brackets are distributed in an annular array.

Preferably, the tachometer axis is installed to the rotational speed monitor input, the flabellum installation axle is installed to the one end that the tachometer axis deviates from the rotational speed monitor, the water conservancy diversion conical head is installed on flabellum installation axle top, the flabellum is installed to flabellum installation axle outside.

Preferably, one end of the ball mounting member, which is far away from the check ball, is provided with a spring, and the tail end of the spring is arranged on the surface of the limit ring on one side close to the check ball.

Preferably, the outer side of the telescopic shaft is sleeved with two limiting rings, and the two limiting rings are symmetrically distributed.

Preferably, the valve body is internally provided with two limiting ring supports at one end close to the outlet threaded sleeve, and the two limiting ring supports are symmetrically distributed up and down and are connected through a limiting ring at the middle positions of the two limiting ring supports.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a set up the rotational speed monitor, reached and carried out quick accurate measuring effect with the flow with the inside fluid flow rate of check valve case, install equipment through entry thread bush and export thread bush, can use, after the fluid enters into the case through entry thread bush inside, the fluid can strike on the flabellum, the flabellum can drive tachometer axis rotation, give the external world with rotational speed signal through the rotational speed monitor specializedly, make things convenient for the staff to take notes the rotational speed, after the fluid is filled up the case, the inside fluid of case can promote check ball to spacing ring one side removal, thereby open the check valve, when pressure can not be greater than spring force, the check ball can get back to the case upper end, stop up the case, the check valve stop work.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is the utility model discloses a local enlarged structure schematic diagram of rotational speed monitor.

In the figure: 1. an inlet thread bushing; 2. a valve body; 3. a support; 4. a valve core; 5. a non-return ball; 6. a ball mount; 7. a spacing ring bracket; 8. an outlet threaded sleeve; 9. a limiting ring; 10. a telescopic shaft; 11. a spring; 12. a rotating speed monitor; 13. a tachometer central axis; 14. a flow guiding conical head; 15. a fan blade mounting shaft; 16. A fan blade.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and fig. 2, the present invention provides an embodiment: a check valve for fluid control comprises an inlet threaded sleeve 1, a valve body 2 and an outlet threaded sleeve 8, wherein the inlet threaded sleeve 1 is installed at one end of the valve body 2, the outlet threaded sleeve 8 is installed at the other end of the valve body 2, four supports 3 are installed at one side, close to the inlet threaded sleeve 1, inside the valve body 2, the supports 3 are distributed in an annular array mode, a rotating speed monitor 12 is installed at the middle position of each support 3, the rotating speed monitor 12 can be placed at the middle position of the valve body 2 through the four supports 3 distributed in the annular mode, the flow speed inside the valve body 2 can be measured more accurately, a valve core 4 is installed at one end, close to the supports 3, inside the valve body 2, a check ball 5 is arranged at the top end of the valve core 4, a ball installation piece 6 is installed at one end, away from the valve core 4, a spring 11 is installed at one end, and the spring 11 end is installed on the spacing ring 10 surface that is close to 5 one sides of check ball, telescopic shaft 10 is installed to the one end that ball installed part 6 deviates from check ball 5, spacing ring 9 has been cup jointed in the telescopic shaft 10 outside, and spacing ring 9 is equipped with two altogether, two spacing ring 9 symmetric distribution, the inside one end that is close to export thread bush 8 of valve body 2 is provided with spacing ring support 7, and spacing ring support 7 is equipped with two altogether, two upper and lower symmetric distribution of spacing ring support 7, and two 7 intermediate positions departments of spacing ring support connect through spacing ring 9.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a check valve for fluid control comprises an inlet threaded sleeve 1, a valve body 2 and an outlet threaded sleeve 8, wherein the inlet threaded sleeve 1 is installed at one end of the valve body 2, the outlet threaded sleeve 8 is installed at the other end of the valve body 2, a support 3 is installed at one side, close to the inlet threaded sleeve 1, inside the valve body 2, a rotating speed monitor 12 is installed at the middle position of the support 3, a tachometer center shaft 13 is installed at the input end of the rotating speed monitor 12, a fan blade installation shaft 15 is installed at one end, away from the rotating speed monitor 12, of the tachometer center shaft 13, a flow guide conical head 14 is installed at the top end of the fan blade installation shaft 15, a fan blade 16 is installed outside the fan blade installation shaft 15, when fluid enters the inlet threaded sleeve 1, the fluid can collide with the fan blade 16, the fan blade installation shaft 15 and the tachometer center shaft 13 can be driven to rotate, the signal is, valve core 4 is installed to the inside one end that is close to support 3 of

valve body

2, and 4 tops of valve core are provided with check ball 5, and ball installed part 6 is installed to the one end that check ball 5 deviates from valve core 4, and telescopic shaft 10 is installed to the one end that ball installed part 6 deviates from check ball 5.

The working principle is as follows: the user installs equipment through entry thread bush 1 and export thread bush 8, can use, at first inside fluid enters into valve body 2 through entry thread bush 1, after filling up case 4, the inside fluid of case 4 can promote check ball 5 and move to spacing ring 9 one side, thereby open the check valve, when pressure can not be greater than spring 11 elasticity, check ball 5 can get back to case 4 upper end, plug up case 4, the check valve stop work, when needs measurement velocity of flow and flow, the fluid strikes on flabellum 16, can drive flabellum installation axle 15 and tachometer axis 13 through flabellum 16 and rotate, rethread rotational speed monitor 12 goes out signal transmission, to this end, the work flow of whole equipment is accomplished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A check valve for fluid control comprising an inlet thread bush (1), a valve body (2) and an outlet thread bush (8), characterized in that: entry thread bush (1) is installed to valve body (2) one end, export thread bush (8) are installed to the valve body (2) other end, support (3) are installed to the inside one side that is close to entry thread bush (1) of valve body (2), support (3) intermediate position department installs rotational speed monitor (12), case (4) are installed to the inside one end that is close to support (3) of valve body (2), case (4) top is provided with check ball (5), check ball (5) deviate from the one end of case (4) and install ball installed part (6), telescopic shaft (10) are installed to the one end that ball installed part (6) deviate from check ball (5).

2. A one-way valve for fluid control as defined in claim 1, wherein: the number of the supports (3) is four, and the four supports (3) are distributed in an annular array.

3. A one-way valve for fluid control as defined in claim 1, wherein: tachometer axis (13) are installed to rotational speed monitor (12) input, flabellum installation axle (15) are installed to the one end that tachometer axis (13) deviate from rotational speed monitor (12), water conservancy diversion conical head (14) are installed on flabellum installation axle (15) top, flabellum (16) are installed in flabellum installation axle (15) outside.

4. A one-way valve for fluid control as defined in claim 1, wherein: spring (11) are installed to the one end that ball installed part (6) deviates from non-return ball (5), and spring (11) end is installed and is being close to spacing ring (9) surface of non-return ball (5) one side.

5. A one-way valve for fluid control as defined in claim 1, wherein: the limiting rings (9) are sleeved on the outer sides of the telescopic shafts (10), and the number of the limiting rings (9) is two, and the two limiting rings (9) are symmetrically distributed.

6. A one-way valve for fluid control as defined in claim 1, wherein: the valve body (2) is provided with two limiting ring supports (7) at one end close to the outlet threaded sleeve (8), the two limiting ring supports (7) are symmetrically distributed from top to bottom, and the middle positions of the two limiting ring supports (7) are connected through a limiting ring (9).