Quick-release and quick-change type rubber tube valve

Abstract

The utility model discloses a quick-release and quick-change type rubber tube valve. Belongs to the technical field of filling equipment in special industries. The utility model mainly solves the problems of complex rubber tube replacement and long replacement time due to the integral valve seat of the existing rubber tube valve. The device is mainly characterized by comprising a rubber tube, a valve seat, a rubber tube clamping opening and closing mechanism and a driving connecting mechanism, wherein the rubber tube is positioned in the rubber tube clamping opening and closing mechanism; the valve seat consists of a fixed valve seat, a movable valve seat and a valve seat movable connecting mechanism between the fixed valve seat and the movable valve seat; an opening and closing mechanism movable connecting mechanism is arranged on one side or two sides of the rubber tube clamping opening and closing mechanism; and the device driving motor is connected with the rubber tube valve through a crosshead shoe coupling. The flow control valve has the advantages of being convenient to disassemble and fast in rubber tube replacement, and is mainly used for maintenance and rubber tube replacement of the flow control valve in special industries.

Description

TECHNICAL FIELD

[0001] The utility model belongs to special industry filling equipment technical field, concretely relates to a valve of filling process flow velocity control for fluid, semi-fluid, paste filling equipment, is used to the filling of special industry. BACKGROUND

[0002] In the flow control of fluid, semi-fluid, paste of special industry, often adopt the rubber tube valve to adjust flow. The rubber tube valve has the manual rubber tube valve of manual rotation valve handle, has the positioner control's pneumatic rubber tube valve, has the motor drive's electric rubber tube valve. These rubber tube valves are mostly work through the opening and closing of rubber tube. But the rubber tube is short in service life under the strong corrosion of special industry fluid and the repeated opening and closing extrusion of valve, and needs to be replaced frequently. The rubber tube valve has the pain points of short service life of rubber tube, complex replacement and long replacement time when used in special industry. SUMMARY

[0003] In order to solve the above problems, the utility model provides a rubber tube valve convenient to disassemble and replace rubber tube quickly, which is convenient for maintenance and replacement of flow control valve in special industry.

[0004] The technical solution of the utility model is: a quick disassembly and replacement type rubber tube valve is composed of a rubber tube, a valve seat, a rubber tube clamping opening and closing mechanism and a driving connection mechanism, the rubber tube is located in the rubber tube clamping opening and closing mechanism, characterized in that: the valve seat is composed of a fixed valve seat, a movable valve seat and a valve seat movable connection mechanism between the fixed valve seat and the movable valve seat; one side or both sides of the rubber tube clamping opening and closing mechanism are provided with opening and closing mechanism movable connection mechanisms.

[0005] In the technical solution of the utility model, the part adjacent to the clamping piece in the rubber tube clamping opening and closing mechanism of the rubber tube is provided with an ear part; the clamping piece passes through the ear part.

[0006] In the technical solution of the utility model, the ear part has two U-shaped parts and is symmetrically arranged on both sides of the rubber tube; the clamping piece passes through the two ear parts respectively.

[0007] In the technical solution of the utility model, the valve seat movable connection mechanism is composed of a ring buckle screw rod, a hole nut, a fixed valve seat and a movable valve seat; the opening and closing mechanism movable connection mechanism is composed of a quick disassembly rod and an opening groove provided on the mounting piece in the rubber tube clamping opening and closing mechanism.

[0008] In the technical solution of the utility model, the fixed valve seat is a double-ear mounting seat with a fixed shaft and a mounting groove, the corresponding end part of the ring buckle screw rod is provided with an axle hole matched with the fixed shaft; the movable valve seat is a rectangular body mounting seat with an axle hole or an opening groove, the corresponding end part of the ring buckle screw rod is matched with the axle hole or the opening groove; the mounting piece is a rear clamping piece on one side of the rubber tube and a front pull plate piece fixedly connected with the rear clamping piece.

[0009] The inner side surface adjacent to the fixed valve seat and the movable valve seat is provided with a groove matched with the rubber tube and the rubber tube clamping opening and closing mechanism.

[0010] The rubber tube is composed of a rubber tube segment and two circular fixing discs perpendicular to the rubber tube segment.

[0011] The rubber tube clamping opening and closing mechanism is composed of a bearing seat, a double-end screw rod, a rear pull plate, a front pull plate, a front clamping piece, a rear clamping piece and a connecting screw rod.

[0012] The front pull plate and the rear clamping piece are connected through the connecting screw rod and the nut at the same end.

[0013] The driving connection mechanism is a shaft coupling, which is a cross slider type.

[0014] The technical effect of the utility model lies in that the existing whole valve seat is designed into a split type valve seat composed of a fixed valve seat, a movable valve seat and a valve seat movable connection mechanism therebetween.

[0015] The utility model has the characteristics of convenient disassembly and quick replacement of the rubber tube, and is mainly used for maintenance and rubber tube replacement of the flow control valve in special industries. ACCURATE DRAWING

[0016] Figure 1 It is a structure schematic view of the rubber tube valve control system.

[0017] Figure 2 is the structure diagram of the quick-release quick-change rubber tube valve of the utility model.

[0018] Figure 3 is Figure 2 the bottom view.

[0019] Figure 4 is the schematic diagram of the rubber tube with ear part of the utility model.

[0020] Figure 5 is the schematic diagram of the cross slider coupling of the utility model.

[0021] Figure 6 is Figure 5 the left view.

[0022] In the figure, the marks are: 1-rubber tube; 2-double screw rod; 3-front pull plate; 4-back pull plate; 5-front clamping piece; 6-back clamping piece; 7-connecting screw rod; 8-nut; 9-quick-release rod; 10-fixed valve seat; 11-movable valve seat; 12-bearing seat; 13-loop buckle screw rod; 14-nut with hole; 15-hand wheel; 16-coupling; 17-ear part; 01-PLC programmable controller; 02-motor driver; 03-rubber tube valve; 04-servo motor. DETAILED DESCRIPTION

[0023] The utility model embodiment is further described in detail below in combination with the drawings.

[0024] The control system of the quick-release quick-change rubber tube valve of the utility model is as shown in Figure 1 , comprising programmable controller 01, rubber tube valve 02, motor driver 03 and servo motor 04.Programmable controller 01 sends pulse signal to motor driver 03, so that servo motor 04 rotates.Servo motor 04 is the power source of rubber tube valve 02, and its rotation drives double screw rod 2 to rotate, and through the thread structure of front pull plate 3 and back pull plate 4 and double screw rod 2, the rotary motion is converted into linear motion, so that front clamping piece 5 and back clamping piece 6 are driven to be opposite clamping or loosening, so that the opening, closing or opening degree adjustment of rubber tube 2 is realized.

[0025] The quick-release quick-change rubber tube valve of the utility model is as shown in Figure 2 , Figure 3As shown, the rubber tube 1, fixed valve seat 10, movable valve seat 11, ring buckle screw rod 13, hole nut 14, quick release rod 9, bearing seat 12, double head screw rod 2, front pull plate 3, rear pull plate 4, front clamp 5, rear clamp 6, connecting screw rod 7 and hand wheel 15 constitute. Among them, the rubber tube 1 is composed of a rubber tube section and two circular fixed discs perpendicular to the rubber tube section at both ends of the rubber tube section, and the rubber tube section is symmetrically provided with an ear 17 on each side, which is U-shaped and forms a closed through hole. The bearing seat 12, double head screw rod 2, front pull plate 3, rear pull plate 4, front clamp 5, rear clamp 6, connecting screw rod 7 and quick release rod 9 constitute the rubber tube clamping opening and closing mechanism, the bearing seat 12 is fixedly connected with the fixed valve seat 10 and movably connected with the double head screw rod 2, the front pull plate 3, the rear pull plate 4, the front clamp 5 and the rear clamp 6 are distributed in turn, the front clamp 5 and the rear clamp 6 are located on the opposite sides of the rubber tube 1 respectively, the two ears of the rubber tube 1 are nested on the front clamp 5 and the rear clamp 6 respectively, the rear pull plate 4 and the front clamp 5 are fixedly connected, the front pull plate 3 and the rear clamp 6 are fixedly connected through the connecting screw rod 7 and the nut 8 at the same end, and the other end is provided with an open slot, and the front pull plate 3 and the rear pull plate 4 are provided with inner threads with opposite rotation directions and match with outer threads of the double head screw rod (2) with opposite rotation directions. At the same time, the quick release rod 9 and the open slots at the other end of the front pull plate 3 and the rear clamp 6 constitute the opening and closing mechanism movable connection mechanism. The rear side of the fixed valve seat 10 is provided with a first screw rod mounting seat, the first screw rod mounting seat is a double ear mounting seat with a fixed shaft and a mounting groove, and the corresponding end of the ring buckle screw rod 13 is provided with an axle hole matched with the fixed shaft. The rear side of the movable valve seat 11 is provided with a second screw rod mounting seat, the second screw rod mounting seat is a rectangular body mounting seat with an axle hole or an open slot, and the corresponding end of the ring buckle screw rod 13 matches with the axle hole or the open slot. The ring buckle screw rod 13, the hole nut 14, the first screw rod mounting seat and the second screw rod mounting seat constitute the valve seat movable connection mechanism. The inner side surfaces of the fixed valve seat 10 and the movable valve seat 11 adjacent to each other are provided with grooves matched with the rubber tube 1 and the rubber tube clamping opening and closing mechanism, and semicircular mounting blocks matched with the fixed discs at both ends of the rubber tube 1, and the fixed valve seat 10 is buckled and fixedly connected with the movable valve seat 11 through the ring buckle screw rod 13 and the hole nut 14. The hand wheel 15 coupling 16 is a driving connection mechanism, which is installed and fixed on the screw rod end head of the double head screw rod 2 extending out of the bearing seat 12, can be driven connected with the servo motor 04, and is a cross slider structure. The hand wheel 15 is an emergency manual rotating wheel.

[0026] The fixed valve seat 10 is movably connected with the ring buckle nut 13, and is connected with the movable valve seat 11 through the hole nut 14, when it is needed to be disassembled, only the hole nut 14 is loosened, the movable valve seat 11 can be separated from the fixed valve seat 10. The quick release rod 9 is movably connected with the open slot of the front pull plate 3 and the open slot of the rear clamping piece 6, when the quick release rod is located in the open slot, the front pull plate 3 and the rear clamping piece 6 can be connected together to open and close, when the hose 1 needs to be taken out, only the quick release rod 9 is taken out from the open slot of the front pull plate 3 and the rear clamping piece 6, and the hose 1 can be taken out to be replaced.

[0027] After the hose is replaced, the quick release rod 9 is placed in the open slot of the front pull plate 3 and the rear clamping piece 6, the movable valve seat 11 is buckled with the fixed valve seat 10 through the ring buckle screw 13, and the hole nut 14 is locked, so that the maintenance of the quick release and quick replacement hose valve is completed, and the use is restored.

[0028] The utility model discloses a device through double -end screw rod 2 transmission, the rotary motion of motor is converted into the linear motion of front clamping piece 5, rear clamping piece 6, realizes the opening, closing or opening degree regulation of hose valve.

[0029] The utility model discloses a device drive motor 04 is connected with hose valve through coupling 16, and coupling 16 is cross -slider structure, makes when dismounting hose valve, need not to use other tools to dismount screw and dismounts quickly.

[0030] The above embodiment is only exemplary to the patent, and does not limit its protection scope, and the person skilled in the art can also change locally, as long as it does not exceed the spirit and essence of the patent, and is in the protection scope of the patent.

Claims

1. A quick-release and quick-change hose valve, comprising a hose (1), a valve seat, a hose clamping and opening mechanism, and a drive connection mechanism, wherein the hose (1) is located within the hose clamping and opening mechanism, characterized in that: The valve seat is composed of a fixed valve seat (10), a movable valve seat (11) and a valve seat movable connection mechanism between them; the hose clamping opening and closing mechanism is provided with an opening and closing mechanism movable connection mechanism on one or both sides.

2. The quick-release and quick-change hose valve according to claim 1, characterized in that: The tubing (1) has an ear (17) at the part adjacent to the clamping member in the tubing clamping opening and closing mechanism; the clamping member passes through the ear (17).

3. A quick-release and quick-change hose valve according to claim 2, characterized in that: There are two ears (17), both of which are U-shaped and symmetrically arranged on both sides of the tube (1); the clamping member passes through the two ears (17) respectively.

4. A quick-release and quick-change hose valve according to claim 1, 2 or 3, characterized in that: The valve seat movable connection mechanism consists of a ring screw (13), a nut with a hole (14), a fixed valve seat (10), and a movable valve seat (11); the opening and closing mechanism movable connection mechanism consists of a quick release rod (9) and an opening groove provided on the mounting part of the hose clamping opening and closing mechanism.

5. A quick-release and quick-change hose valve according to claim 4, characterized in that: The fixed valve seat (10) is a double-eared mounting seat with a fixed shaft and a mounting groove. The corresponding end of the ring screw (13) is provided with a shaft hole that mates with the fixed shaft. The movable valve seat (11) is a rectangular mounting seat with a shaft hole or an open groove. The corresponding end of the ring screw (13) mates with the shaft hole or the open groove. The mounting component is a rear clamping piece on one side of the hose (1) and a front pull plate piece that is fixedly connected to it.

6. A quick-release and quick-change hose valve according to any one of claims 1-3 and 5, characterized in that: The inner surfaces of the fixed valve seat (10) and the movable valve seat (11) adjacent to each other are provided with grooves that cooperate with the hose (1) and the hose clamping opening and closing mechanism; the fixed valve seat (10) is fastened to the movable valve seat (11) through the valve seat movable connection mechanism.

7. A quick-release and quick-change hose valve according to claim 6, characterized in that: The hose (1) consists of a hose section and circular fixed plates at both ends perpendicular to the hose section; the fixed valve seat (10) and the movable valve seat (11) are provided with semi-circular mounting blocks that cooperate with the fixed plates at both ends.

8. A quick-release and quick-change hose valve according to any one of claims 1-3, 5, and 7, characterized in that: The hose clamping and opening mechanism consists of a bearing seat (12), a double-ended screw (2), a front pull plate (3), a rear pull plate (4), a front clamp (5), a rear clamp (6), and a connecting screw (7); wherein, the bearing seat (12) is fixedly connected to the fixed valve seat (10) and movably connected to the double-ended screw (2); the front pull plate (3), the rear pull plate (4), the front clamp (5), and the rear clamp (6) are distributed in sequence, the front clamp (5) and the rear clamp (6) are located on both sides of the hose (1), the front clamp (5) and the rear clamp (6) are connected to the rear pull plate (4) and the front pull plate (3) respectively, the front pull plate (3) and the rear pull plate (4) are provided with internal threads with opposite directions of rotation, which match the external threads with opposite directions of rotation of the double-ended screw (2).

9. A quick-release and quick-change hose valve according to claim 8, characterized in that: The front pull plate (3) and the rear clamp (6) are connected at the same end by a connecting screw (7) and a nut (8), and the other end of the front pull plate (3) and the rear clamp (6) are provided with an opening groove. The opening and closing mechanism is connected by a quick release rod (9), which is connected to the other end of the front pull plate (3) and the rear clamp (6) through the opening groove. The rubber tube (1) is provided with ears (17) on opposite sides, and the ears (17) are nested on the front clamp (5) and the rear clamp (6).

10. A quick-release and quick-change hose valve according to any one of claims 1-3, 5, 7, and 9, characterized in that: The drive connection mechanism is a coupling (16), which is a cross-slider type.

Images