Gear rubber tube valve

Abstract

The utility model discloses a gear rubber tube valve which comprises a valve body, a first extrusion plate and a second extrusion plate, an upper cover body is fixedly installed at the top end of the valve body through bolts, a fixing rod penetrating through the valve body is arranged in the upper cover body, a plurality of tooth blocks are installed on the inner wall of the fixing rod, a transmission rod is installed in the upper cover body through a bearing, and the transmission rod is connected with the first extrusion plate and the second extrusion plate. A gear body meshed with the gear block is installed on the outer wall of the transmission rod, a first extrusion plate is installed at the bottom end of the fixing rod, a second extrusion plate is arranged in the valve body through a sliding rail, second racks are installed on the two sides of the second extrusion plate, and a first rack is installed at the bottom end of the first extrusion plate. According to the device, the first extrusion plate drives the first rack to be meshed with the second rack through the transmission gear, the second rack drives the second extrusion plate and the first extrusion plate to extrude the middle position of the wear-resistant rubber pipe, and rapid closing is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of hose valves, in particular to a gear hose valve. Background Art

[0002] The hose valve is a straight pipe with almost no resistance, which is particularly suitable for conveying viscous materials and plays a pivotal role in the pouring system. At present, the hose valves used in China have complex structures and manufacturing, and have problems such as poor sealing and short service life.

[0003] However, the existing gear hose valve has the following problems during use: the traditional hose has a complex opening and closing structure, which easily leads to the need for sealing in multiple places, resulting in poor sealing effect and a short service life. In addition, the hose has poor high temperature resistance and corrosion resistance, resulting in a short service life. Utility Model Content

[0004] The utility model aims to provide a gear hose valve to solve the related problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gear hose valve, comprising a valve body, a first extrusion plate and a second extrusion plate, an upper cover body is fixedly installed on the top of the valve body by bolts, and a fixing rod penetrating the valve body is arranged inside the upper cover body, a plurality of tooth blocks are installed on the inner wall of the fixing rod, a transmission rod is installed inside the upper cover body through a bearing, and a gear body meshing with the tooth block is installed on the outer wall of the transmission rod, a first extrusion plate is installed on the bottom end of the fixing rod, a second extrusion plate is arranged inside the valve body through a slide rail, and second racks are installed on both sides of the second extrusion plate, a first rack is installed on the bottom end of the first extrusion plate, and a reverse shift structure for driving the first extrusion plate and the second extrusion plate to move synchronously is arranged inside the valve body.

[0006] The technical solution provides a gear hose valve, wherein a hand wheel is arranged at the front end of the transmission rod, and an insertion rod is arranged on the outer wall of the hand wheel.

[0007] The technical solution provides a gear hose valve, wherein the reverse shift structure includes a mounting shaft and a transmission gear, the mounting shaft is installed inside the valve body through a bearing, and the transmission gear is installed on the outer wall of the mounting shaft, and the outer wall of the transmission gear is respectively meshed with the outer walls of the second rack and the first rack.

[0008] The technical solution provides a gear hose valve, wherein the valve body is provided with inlet and outlet ports on both sides, and wear-resistant hoses are provided inside the inlet and outlet ports.

[0009] The technical solution provides a gear hose valve, wherein the wear-resistant hose is made of fluororubber.

[0010] Compared with the prior art, the utility model provides a gear hose valve, which has the following beneficial effects:

[0011] The utility model drives the transmission rod to rotate by turning the hand wheel, so that the transmission rod drives the gear body to rotate, and then the gear body is meshed with the outer wall of the gear block, and the fixed rod drives the first extrusion plate to move downward, so that the first extrusion plate drives the first rack to mesh with the second rack through the transmission gear, and then the second rack drives the second extrusion plate and the first extrusion plate to be squeezed toward the middle position of the wear-resistant rubber hose, which is convenient for quick closing and improves practicality.

[0012] The utility model adopts fluororubber as the wear-resistant rubber hose, which increases the high temperature resistance and corrosion resistance, and also has good wear resistance. Fluororubber can be used in extreme environments such as high temperature, strong acid, strong alkali, etc., so as to improve the adaptability in high temperature environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 3 For the utility model Figure 1 A is an enlarged structural diagram of FIG.

[0016] In the figure: 1. valve body; 2. upper cover body; 3. fixing rod; 4. tooth block; 5. transmission rod; 6. gear body; 7. first extrusion plate; 8. first rack; 9. second extrusion plate; 10. second rack; 11. wear-resistant hose; 12. transmission gear; 13. installation shaft; 14. hand wheel; 15. inlet and outlet. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] Embodiment 1, as Figure 1-2As shown, the utility model provides a technical solution: a gear hose valve, comprising a valve body 1, a first extrusion plate 7 and a second extrusion plate 9, the top of the valve body 1 is fixedly mounted with an upper cover body 2 by bolts, and a fixing rod 3 penetrating the valve body 1 is arranged inside the upper cover body 2, a plurality of tooth blocks 4 are installed on the inner wall of the fixing rod 3, a transmission rod 5 is installed inside the upper cover body 2 through a bearing, and a gear body 6 meshing with the tooth block 4 is installed on the outer wall of the transmission rod 5, a hand-turned wheel 14 is arranged at the front end of the transmission rod 5, and the hand-turned wheel 14 is arranged at the front end of the transmission rod 5. The outer wall of the wheel 14 is provided with a plug rod, and the valve body 1 is provided with inlet and outlet ports 15 on both sides, and the inlet and outlet ports 15 are provided with wear-resistant hoses 11, which are made of fluororubber. The hand-turned wheel 14 drives the transmission rod 5 to rotate, so that the transmission rod 5 drives the gear body 6 to mesh with the outer wall of the gear block 4, and the fixed rod 3 is lifted and lowered, and the opening and closing is completed by squeezing the wear-resistant hose 11. Since fluororubber has excellent high temperature resistance and corrosion resistance, it also has good wear resistance. Fluororubber can be used in extreme environments such as high temperature, strong acid, and strong alkali, which is convenient for improving the adaptability in high temperature environments.

[0019] Embodiment 2, as Figure 1-3 As shown, the utility model provides a technical solution: a gear hose valve, comprising a first extrusion plate 7 installed at the bottom end of the fixed rod 3, a second extrusion plate 9 is arranged inside the valve body 1 through a slide rail, and second racks 10 are installed on both sides of the second extrusion plate 9, a first rack 8 is installed at the bottom end of the first extrusion plate 7, and a reverse displacement structure for driving the first extrusion plate 7 and the second extrusion plate 9 to move synchronously is arranged inside the valve body 1, and the reverse displacement structure includes a mounting shaft 13 and a transmission gear 12, the mounting shaft 13 is installed inside the valve body 1 through a bearing, and the outer side of the mounting shaft 13 A transmission gear 12 is installed on the wall, and the outer walls of the transmission gear 12 are respectively meshed with the outer walls of the second rack 10 and the first rack 8. The transmission rod 5 is driven to rotate by turning the hand wheel 14, so that the transmission rod 5 drives the gear body 6 to rotate, and then the gear body 6 is meshed with the outer wall of the gear block 4, and the fixed rod 3 drives the first extrusion plate 7 to move downward, so that the first extrusion plate 7 drives the first rack 8 to mesh with the second rack 10 through the transmission gear 12, and then the second rack 10 drives the second extrusion plate 9 and the first extrusion plate 7 to be squeezed to the middle position of the wear-resistant rubber hose 11, which is convenient for quick closing and improves practicality.

[0020] Working principle: First, the operator can turn the hand wheel 14 to drive the transmission rod 5 to rotate, so that the transmission rod 5 drives the gear body 6 to rotate, and then the gear body 6 is meshed with the outer wall of the gear block 4, and the fixed rod 3 drives the first extrusion plate 7 to move downward, so that the first extrusion plate 7 drives the first rack 8 to mesh with the second rack 10 through the transmission gear 12, and then the second rack 10 drives the second extrusion plate 9 and the first extrusion plate 7 to be squeezed to the middle position of the wear-resistant hose 11, which is convenient for quick closure and improves practicality. The wear-resistant hose 11 is made of fluororubber, which increases high temperature resistance and corrosion resistance. It also has good wear resistance. Fluororubber can be used in extreme environments such as high temperature, strong acid, and strong alkali, which is convenient for improving adaptability in high temperature environments.

[0021] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A gear hose valve, comprising a valve body (1), a first extrusion plate (7) and a second extrusion plate (9), characterized in that: The top of the valve body (1) is fixedly mounted with an upper cover body (2) by means of bolts, and a fixing rod (3) penetrating the valve body (1) is arranged inside the upper cover body (2), a plurality of tooth blocks (4) are arranged on the inner wall of the fixing rod (3), a transmission rod (5) is arranged inside the upper cover body (2) via a bearing, and a gear body (6) meshing with the tooth block (4) is arranged on the outer wall of the transmission rod (5), a first extrusion plate (7) is arranged on the bottom end of the fixing rod (3), a second extrusion plate (9) is arranged inside the valve body (1) via a slide rail, and second racks (10) are arranged on both sides of the second extrusion plate (9), a first rack (8) is arranged on the bottom end of the first extrusion plate (7), and a reverse displacement structure for driving the first extrusion plate (7) and the second extrusion plate (9) to move synchronously is arranged inside the valve body (1).

2. A gear hose valve according to claim 1, characterized in that: A hand wheel (14) is provided at the front end of the transmission rod (5), and an insertion rod is provided on the outer wall of the hand wheel (14).

3. The gear hose valve according to claim 1, characterized in that: The reverse displacement structure comprises a mounting shaft (13) and a transmission gear (12); the mounting shaft (13) is mounted inside the valve body (1) via a bearing, and the transmission gear (12) is mounted on the outer wall of the mounting shaft (13); the outer wall of the transmission gear (12) is respectively meshed with the outer walls of the second rack (10) and the first rack (8).

4. The gear hose valve according to claim 1, characterized in that: The valve body (1) is provided with inlet and outlet ports (15) on both sides thereof, and wear-resistant rubber hoses (11) are provided inside the inlet and outlet ports (15).

5. The gear hose valve according to claim 4, characterized in that: The wear-resistant rubber hose (11) is made of fluororubber.

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