Waterproof water meter dial plate structure

Abstract

The utility model relates to the technical field of water meter accessories, in particular to a waterproof water meter dial plate structure, which comprises a meter head, a counter bottom plate and a bottom cover, an aluminum alloy frame is sleeved on the outer side of the meter head, an elastic ferrule is clamped between the aluminum alloy frame and the meter head, a sleeve bearing is mounted at the axis of the bottom of the meter head through a bearing seat, and the sleeve bearing is sleeved on the counter bottom plate. An anti-skid gasket is bonded in a rotating ring in the sleeving bearing, the bottom of the meter head is connected with a counter bottom plate through a hanging rod, and the top of the counter bottom plate is connected with a gear counter through a shaft rod; a bottom plate preformed hole is formed in the axis of the counter bottom plate, a waterproof ring is welded to the top of the counter bottom plate along the outer side of the bottom plate preformed hole, and an inner extending ring is clamped to the top of the waterproof ring; the water meter dial structure is remarkable in waterproof effect and has the function of preventing water from entering the gear counter, the gear counter is prevented from being damaged, and the stability of detecting rotation of the impeller driving shaft can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water meter accessories, in particular to a waterproof water meter dial structure. Background Art

[0002] Mechanical water meters measure water consumption by measuring changes in water flow. After entering a gate valve, water enters the meter, where the mechanical structure measures and calculates water consumption. The process is as follows: water flow drives the impeller, whose speed is proportional to the water flow. A transmission mechanism converts this speed into rotation on a digital dial, which records water consumption. The meter dial is a key component, housing a counter at the bottom and a display pointer and tonnage reading window at the top.

[0003] The existing water meter dial structure has poor waterproof effect, and water can easily enter the gear counter, causing damage to the gear counter, and cannot improve the stability of the detection impeller drive shaft during rotation. Summary of the Invention

[0004] In response to the problems in the existing technology, the utility model provides a waterproof water meter dial structure. The water meter dial structure has a significant waterproof effect and has the function of preventing water from entering the gear counter, avoiding damage to the gear counter, and can improve the stability of the detection impeller drive shaft during rotation.

[0005] The technical solution adopted by the utility model to solve the technical problem is a waterproof water meter dial structure, including a meter head, a counter base plate and a bottom cover, the outer side of the meter head is provided with an aluminum alloy frame, and an elastic ring is clamped between the aluminum alloy frame and the meter head, a sleeve bearing is installed at the axis of the bottom of the meter head through a bearing seat, an anti-slip washer is bonded to the rotating circle of the sleeve bearing, the bottom of the meter head is connected to the counter base plate through a suspension rod, and the top of the counter base plate is connected to the gear counter through a shaft rod;

[0006] A base plate reserved hole is opened at the axis center of the counter base plate, a waterproof ring is welded on the top of the counter base plate and along the outside of the base plate reserved hole, an inner extension ring is engaged with the top of the waterproof ring, and an extension sleeve is welded on the bottom of the counter base plate and facing the base plate reserved hole.

[0007] By adopting the above technical solution, the water meter dial structure has a significant waterproof effect, and the function of preventing water from entering the gear counter avoids damage to the gear counter, and can improve the stability of the detection impeller drive shaft during rotation.

[0008] Specifically, a bottom cover is installed on the bottom of the meter head through a flange connecting plate and connecting bolts, and the counter bottom plate is located in the bottom cover.

[0009] By adopting the above technical solution, the bottom cover has a sealing and protective effect on the bottom of the meter head, which is convenient for installation and disassembly.

[0010] Specifically, a bottom cover reserved hole is opened at the bottom axis of the bottom cover, and the extension sleeve passes through the bottom cover reserved hole.

[0011] Specifically, the elastic ring is made of polyurethane material.

[0012] Specifically, a tonnage display window is provided at one end of the top of the meter head and a dial is provided at the other end of the top of the meter head.

[0013] By adopting the above technical solution, the tonnage display window is used to directly display the tonnage of water consumption and a more accurate water flow consumption can be directly read on the dial.

[0014] Beneficial effects of the utility model:

[0015] The utility model describes a waterproof water meter dial structure, in which the driving shaft at one end of the detection impeller is inserted through the reserved hole of the bottom cover, passes through the extension sleeve and the reserved hole of the bottom plate, and is sleeved in the inner rotating circle of the sleeve bearing, and an anti-skid washer is used to achieve an anti-skid effect, thereby improving the stability of the detection impeller driving shaft during rotation, and the detection gear on the driving shaft is engaged with the active gear of the gear counter, thereby driving the internal gear of the gear counter to rotate, and the tonnage display window is used to directly display the tonnage of water consumption, and a more accurate water flow consumption can be directly read on the dial.

[0016] The utility model discloses a waterproof water meter dial structure, which utilizes an extension sleeve, a waterproof ring and an inner extension ring to prevent water from entering the gear counter, thereby avoiding damage to the gear counter and having a significant waterproof effect. It utilizes an aluminum alloy frame, which is corrosion-resistant, has high strength and is not easy to deform, and utilizes an elastic ring with high elasticity and good toughness to provide a buffering and protective effect on the meter head. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a bottom view of the utility model;

[0020] Figure 3 This is a schematic diagram of the top structure of the counter base plate of the present utility model.

[0021] In the figure: 1. Tonnage display window; 2. Meter head; 3. Dial; 4. Elastic ring; 5. Aluminum alloy frame; 7. Counter base plate; 8. Flange connecting plate; 9. Connecting bolts; 10. Bottom cover; 11. Reserved hole for bottom cover; 12. Gear counter; 13. Sleeve bearing; 14. Anti-slip washer; 15. Extension sleeve; 16. Reserved hole for base plate; 17. Inner extension ring; 18. Waterproof ring. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] In order to achieve a significant waterproof effect on the water meter dial structure, the function of waterproofing the gear counter 12 can be avoided to damage the gear counter 12, and the stability of the detection impeller drive shaft during rotation can be improved, such as Figure 1-3 As shown, the waterproof water meter dial structure described in the utility model includes a meter head 2, a counter base plate 7 and a bottom cover 10. The outer side of the meter head 2 is provided with an aluminum alloy frame 5, and an elastic ring 4 is clamped between the aluminum alloy frame 5 and the meter head 2. A sleeve bearing 13 is installed at the bottom axis of the meter head 2 through a bearing seat. An anti-slip washer 14 is bonded to the inner rotating circle of the sleeve bearing 13. The bottom of the meter head 2 is connected to the counter base plate 7 through a suspension rod, and the top of the counter base plate 7 is connected to the gear counter 12 through a shaft rod.

[0024] A base plate reserved hole 16 is opened at the axis center of the counter base plate 7, and a waterproof ring 18 is welded at the top of the counter base plate 7 and along the outside of the base plate reserved hole 16. The top of the waterproof ring 18 is engaged with an inner extension ring 17, and an extension sleeve 15 is welded at the bottom of the counter base plate 7 and facing the base plate reserved hole 16.

[0025] When in use, the water meter dial structure has a significant waterproof effect, and the function of preventing water from entering the gear counter 12 avoids damage to the gear counter 12 and can improve the stability of the detection impeller drive shaft during rotation.

[0026] For example, Figure 1 、 2 As shown, the present invention further includes that a bottom cover 10 is installed on the bottom of the meter head 2 through a flange connecting plate 8 and connecting bolts 9 , and the counter bottom plate 7 is located in the bottom cover 10 .

[0027] When in use, the bottom cover 10 provides a sealing and protective effect on the bottom of the meter head 2, making it easy to install and disassemble.

[0028] For example, Figure 1 、 2As shown, the present invention further includes that a bottom cover reserved hole 11 is opened at the bottom axis of the bottom cover 10 and the extension sleeve 15 passes through the bottom cover reserved hole 11.

[0029] During use, the reserved hole 11 of the bottom cover is convenient for inserting the extension sleeve 15 .

[0030] For example, Figure 1 As shown, the present invention also includes that the elastic ring 4 is specifically made of polyurethane material.

[0031] When in use, it has high elasticity and good toughness, improves the buffering effect on the meter head 2, is corrosion-resistant, and is durable.

[0032] For example, Figure 1 As shown, the present invention further includes that a tonnage display window 1 is provided at one end of the top of the meter head 2 and a dial 3 is provided at the other end of the top of the meter head 2 .

[0033] When in use, the tonnage display window 1 is used to directly display the tonnage of water consumption and a more accurate water flow consumption can be directly read on the dial 3.

[0034] When the utility model is in use, the driving shaft at one end of the detection impeller is passed through the reserved hole 11 of the bottom cover, passes through the extension sleeve 15 and the reserved hole 16 of the bottom plate, and is sleeved in the inner rotating circle of the sleeve bearing 13. The anti-skid washer 14 plays an anti-skid effect, thereby improving the stability of the detection impeller driving shaft during rotation;

[0035] The detection gear on the drive shaft is engaged with the driving gear of the gear counter 12, thereby driving the gear inside the gear counter 12 to rotate. The tonnage display window 1 is used to directly display the tonnage of water consumption, and the dial 3 can directly read more accurate water flow consumption. The extension sleeve 15, the waterproof ring 18 and the inner extension ring 17 are used to prevent water from entering the gear counter 12, thereby preventing damage to the gear counter 12, and achieving a significant waterproof effect.

[0036] The aluminum alloy frame 5 is corrosion-resistant, high-strength, and not easily deformed, and the elastic ring 4 is highly elastic and tough, providing a buffering and protective effect on the meter head 2.

[0037] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A waterproof water meter dial structure, characterized in that: The instrument comprises a meter head (2), a counter base plate (7) and a bottom cover (10), wherein the outer side of the meter head (2) is sleeved with an aluminum alloy frame (5) and an elastic ring (4) is clamped between the aluminum alloy frame (5) and the meter head (2), a sleeve bearing (13) is installed at the axis of the bottom of the meter head (2) through a bearing seat, an anti-slip washer (14) is bonded to the inner rotating circle of the sleeve bearing (13), the bottom of the meter head (2) is connected to the counter base plate (7) through a suspension rod, and the top of the counter base plate (7) is connected to the gear counter (12) through a shaft rod; A base plate reserved hole (16) is provided at the axis center of the counter base plate (7), a waterproof ring (18) is welded on the top of the counter base plate (7) and along the outer side of the base plate reserved hole (16), an inner extension ring (17) is engaged with the top of the waterproof ring (18), and an extension sleeve (15) is welded on the bottom of the counter base plate (7) and facing the base plate reserved hole (16).

2. A waterproof water meter dial structure according to claim 1, characterized in that: The bottom of the meter head (2) is mounted with a bottom cover (10) via a flange connecting plate (8) and connecting bolts (9), and the counter bottom plate (7) is located inside the bottom cover (10).

3. The waterproof water meter dial structure according to claim 1, characterized in that: A bottom cover reserved hole (11) is provided at the bottom axis of the bottom cover (10), and the extension sleeve (15) passes through the bottom cover reserved hole (11).

4. The waterproof water meter dial structure according to claim 1, characterized in that: The elastic ring (4) is specifically made of polyurethane material.

5. The waterproof water meter dial structure according to claim 1, characterized in that: A tonnage display window (1) is provided at one end of the top of the meter head (2), and a dial (3) is provided at the other end of the top of the meter head (2).

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