Rotor flow meter

Abstract

The utility model discloses a rotor flow meter, which belongs to the technical field of rotor flow meters and comprises a valve body and a dial plate, the dial plate is mounted on the outer side of the valve body through a support, an anti-collision component is mounted outside the dial plate, a protection component is inserted into the surface of the anti-collision component, and a reinforcing component is mounted outside the valve body. The anti-collision assembly comprises a rubber seat which is bonded to the outer wall of the dial plate at equal intervals in the circumferential direction, an anti-collision ring which is fixedly connected to the outer portion of the rubber seat, and a guide seat which is fixedly connected to the outer portion of the anti-collision ring at equal intervals in the circumferential direction. The outer wall of the dial plate is fixedly connected with the anti-collision ring through the rubber seat, the dial plate is subjected to anti-extrusion protection treatment, when the dial plate is subjected to impact force, the rubber seat elastically deforms, after the dial plate is installed and fixed, the guide seat relative to the anti-collision ring pulls the guide rod, the guide rod and the protection ring form a protection frame, external impact objects are blocked and isolated, and the service life of the dial plate is prolonged. And the dial plate is subjected to anti-collision treatment and is not easy to wear and deform, so that the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of rotor flowmeters, and more specifically to a rotor flowmeter. Background Art

[0002] The rotor flowmeter measures fluid flow based on the throttling principle, but it changes the flow area of ​​the fluid to keep the differential pressure above and below the rotor constant, so it is also called a variable flow area constant differential pressure flowmeter, also known as a float flowmeter.

[0003] After searching, a rotor flowmeter with an existing patent number of CN211717521U is found, comprising a lower connecting plate and a filtering device, wherein threaded connecting holes are provided around the upper and lower surfaces of the lower connecting plate, a through hole is provided at the center of the upper and lower surfaces of the lower connecting plate, a connecting pipe is fixedly connected to the through hole on the upper surface of the lower connecting plate, a clamping ring is sleeved on the upper end circumferential surface of the connecting pipe, and the filtering device comprises a side plate one and a side plate two, a clamping block is fixedly connected to the rear side surface of the side plate one, a slide groove is provided on the front side surface of the side plate two, a filter screen is fixedly connected to the front circumferential surface of the side plate two, the clamping block is slidably connected to the inner wall of the slide groove, and the upper and lower ends of the rear circumferential surface of the side plate one and the front circumferential surface of the side plate two are both provided with clamping grooves, which solves the problem that when the rotor flowmeter encounters a large amount of solid impurities in the fluid during the measurement process, the impurities are easy to jam the rotor, affecting the use and possibly damaging the device.

[0004] For the above-mentioned rotor flowmeter, its dial is installed and protrudes from the outside of the valve body. However, the outside of the dial does not have a protective component. During the later use, it is easy to be worn and accidentally touched, thereby affecting the use effect of the dial. Therefore, we propose a rotor flowmeter to solve the above-mentioned problems. Utility Model Content

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a rotor flowmeter, in which the outer wall of the dial is fixedly connected to the anti-collision ring through a rubber seat, and the dial is protected against extrusion. When subjected to impact force, the rubber seat undergoes elastic deformation. After the dial is installed and fixed, the guide rod is pulled relative to the guide seat of the anti-collision ring. The guide rod and the protective ring form a protective frame to block and isolate external impact objects, and the dial is anti-collision, which is not easy to wear and deform, thereby extending the service life.

[0006] To solve the above problems, the utility model adopts the following technical solutions.

[0007] A rotor flowmeter, comprising a valve body and a dial, wherein the dial is mounted on the outside of the valve body through a bracket, an anti-collision component is mounted on the outside of the dial, a protective component is plugged on the surface of the anti-collision component, and a reinforcement component is mounted on the outside of the valve body;

[0008] The anti-collision assembly comprises a rubber seat equidistantly bonded to the outer wall of the dial, an anti-collision ring fixedly connected to the outside of the rubber seat, and a guide seat equidistantly fixedly connected to the outside of the anti-collision ring;

[0009] The protection assembly comprises a guide rod which penetrates the guide seat and is slidably arranged, and a protection ring which is fixedly connected to the end surface of the guide rod.

[0010] Preferably, a buffer through hole is opened on the surface of the rubber seat, and a buffer gap is arranged between the rubber seats at adjacent positions.

[0011] Preferably, a stopper is fixedly connected to the end surface of the guide rod, and the stopper is located outside the anti-collision ring.

[0012] Preferably, the protective ring is mounted on the outside of the dial, and a warning ring is bonded to the outer wall of the protective ring.

[0013] Preferably, a guide hole is opened on the surface of the guide seat, and the guide rod passes through the guide hole and is slidably arranged.

[0014] Preferably, the reinforcement assembly includes a hoop A, a metal rib and a hoop B, one end of the metal rib is fixedly connected to the hoop A, and the other end of the metal rib is fixedly connected to the hoop B.

[0015] Preferably, the hoop A and the hoop B are both sleeved on the outside of the valve body, and the metal ribs are attached to the outer wall of the valve body and are fixedly connected.

[0016] Compared with the prior art, the advantages of the present invention are:

[0017] (1) In this solution, the outer wall of the dial is fixedly connected to the anti-collision ring through a rubber seat to provide anti-extrusion protection for the dial. When subjected to impact force, the rubber seat undergoes elastic deformation. After the dial is installed and fixed, the guide rod is pulled relative to the guide seat of the anti-collision ring. The guide rod and the protective ring form a protective frame to block and isolate external impact objects, provide anti-collision treatment for the dial, prevent wear and deformation, and extend its service life.

[0018] (2) The externally installed reinforcement components of the valve body of this scheme include hoop A, metal ribs and hoop B. Hoop A and hoop B reinforce the valve body near the two ends, and the metal ribs reinforce the middle part of the valve body. Hoop A, metal ribs and hoop B form a reinforcement frame to improve the structural strength of the valve body, making it less prone to breakage and bending, and extending its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the dial and anti-collision component of the utility model;

[0021] Figure 3 This is a schematic diagram of the valve body and reinforcement assembly structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the protective component structure of the utility model.

[0023] Description of the numbers in the figure:

[0024] 1. Valve body; 2. Hoop A; 3. Metal rib; 4. Hoop B; 5. Dial; 6. Anti-collision ring; 601. Rubber seat; 602. Guide seat; 7. Guide rod; 701. Stopper; 8. Protective ring; 9. Warning ring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model. Example 1

[0026] See also Figure 1-4 A rotor flowmeter comprises a valve body 1 and a dial 5, the dial 5 is mounted on the outer side of the valve body 1 through a bracket, an anti-collision component is mounted on the outer side of the dial 5, and a protective component is plugged into the surface of the anti-collision component;

[0027] The anti-collision assembly includes a rubber seat 601 bonded to the outer wall of the dial 5 at equal distances around the circumference, an anti-collision ring 6 fixedly connected to the outside of the rubber seat 601, and a guide seat 602 fixedly connected to the outside of the anti-collision ring 6 at equal distances around the circumference;

[0028] The protection component includes a guide rod 7 that penetrates the guide seat 602 and is slidably arranged, and a protection ring 8 that is fixedly connected to the end surface of the guide rod 7.

[0029] A buffer through hole is provided on the surface of the rubber seat 601, and a buffer gap is set between the rubber seats 601 at adjacent positions. A stopper 701 is fixedly connected to the end surface of the guide rod 7, and the stopper 701 is located outside the anti-collision ring 6. The protective ring 8 is mounted on the outside of the dial 5, and a warning ring 9 is bonded to the outer wall of the protective ring 8. A guide hole is provided on the surface of the guide seat 602, and the guide rod 7 passes through the guide hole and is slidably arranged.

[0030] It should be noted that the outer wall of the dial 5 is fixedly connected to the anti-collision ring 6 through the rubber seat 601, and the dial 5 is protected against extrusion. When subjected to impact force, the rubber seat 601 undergoes elastic deformation. After the installation and fixation of the dial 5 is completed, the guide seat 602 relative to the anti-collision ring 6 pulls the guide rod 7, and the guide rod 7 and the protective ring 8 form a protective frame to block and isolate external impact objects, and provide anti-collision treatment for the dial 5, making it less prone to wear and deformation, thereby extending its service life.

[0031] See also Figure 1 and Figure 3 A reinforcement component is installed on the outside of the valve body 1, and the reinforcement component includes a hoop A2, a metal rib 3 and a hoop B4. One end of the metal rib 3 is fixedly connected to the hoop A2, and the other end of the metal rib 3 is fixedly connected to the hoop B4. The hoop A2 and the hoop B4 are both sleeved on the outside of the valve body 1, and the metal rib 3 is attached to the outer wall of the valve body 1 and is fixedly connected.

[0032] It should be noted that the reinforcement components installed outside the valve body 1 include a hoop A2, a metal rib 3 and a hoop B4. The hoop A2 and the hoop B4 reinforce the valve body 1 near the two ends, and the metal rib 3 reinforces the middle part of the valve body 1. The hoop A2, the metal rib 3 and the hoop B4 form a reinforcement frame to improve the structural strength of the valve body 1, prevent it from breaking and bending, and extend its service life.

[0033] During use: the outer wall of the dial 5 is fixedly connected to the anti-collision ring 6 through the rubber seat 601, and the dial 5 is protected against extrusion. When subjected to impact force, the rubber seat 601 undergoes elastic deformation. After the installation and fixation of the dial 5 is completed, the guide seat 602 relative to the anti-collision ring 6 pulls the guide rod 7, and the guide rod 7 and the protective ring 8 form a protective frame to block and isolate external impact objects, and provide anti-collision treatment for the dial 5, which is not easy to wear and deform, and the service life is extended; the reinforcement components installed on the outside of the valve body 1 include a hoop A2, a metal rib 3 and a hoop B4. The hoop A2 and the hoop B4 reinforce the valve body 1 near the two ends, and the metal rib 3 reinforces the middle position of the valve body 1. The hoop A2, the metal rib 3 and the hoop B4 form a reinforcement frame to improve the structural strength of the valve body 1, which is not easy to break and bend, and the service life is extended.

[0034] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A rotor flow meter, comprising a valve body (1) and a dial (5), wherein the dial (5) is mounted on the outer side of the valve body (1) via a bracket, and wherein: An anti-collision component is installed on the outside of the dial (5), a protection component is plugged into the surface of the anti-collision component, and a reinforcement component is installed on the outside of the valve body (1); The anti-collision component comprises a rubber seat (601) bonded to the outer wall of the dial (5) at equal distances around the circumference, an anti-collision ring (6) fixedly connected to the outside of the rubber seat (601), and a guide seat (602) fixedly connected to the outside of the anti-collision ring (6) at equal distances around the circumference; The protection component comprises a guide rod (7) which penetrates the guide seat (602) and is arranged to slide, and a protection ring (8) which is fixedly connected to the end surface of the guide rod (7).

2. A rotor flowmeter according to claim 1, characterized in that: A buffer through hole is provided on the surface of the rubber seat (601), and a buffer gap is provided between the rubber seats (601) at adjacent positions.

3. A rotor flowmeter according to claim 1, characterized in that: A stopper (701) is fixedly connected to the end surface of the guide rod (7), and the stopper (701) is located outside the anti-collision ring (6).

4. A rotor flowmeter according to claim 1, characterized in that: The protective ring (8) is mounted on the outside of the dial (5), and a warning ring (9) is bonded to the outer wall of the protective ring (8).

5. A rotor flowmeter according to claim 1, characterized in that: A guide hole is provided on the surface of the guide seat (602), and the guide rod (7) passes through the guide hole and is slidably arranged.

6. A rotor flowmeter according to claim 1, characterized in that: The reinforcement assembly comprises a hoop A (2), a metal rib (3) and a hoop B (4), one end of the metal rib (3) being fixedly connected to the hoop A (2), and the other end of the metal rib (3) being fixedly connected to the hoop B (4).

7. A rotor flowmeter according to claim 6, characterized in that: The hoop A (2) and the hoop B (4) are both sleeved on the outside of the valve body (1), and the metal ribs (3) are attached to the outer wall of the valve body (1) and are fixedly connected.

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