Full-sealing structure of anti-freezing water meter box
By using scroll springs and rack mechanisms in the water meter box to achieve a close fit between the box cover and the water meter box body, and clamping and fixing the water pipes through sealing rings and threaded rods, the problem of insufficient sealing of the existing water meter box is solved, and a water meter box design with high sealing and long life is achieved.
Patent Information
- Application Number
- CN202421607155.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-09
- Publication Date
- 2025-04-29
- Estimated Expiration
- 2034-07-09
AI Technical Summary
The existing water meter box lacks an effective sealing mechanism, which leads to external factors such as water, dust, temperature changes, etc. that can easily cause damage to the water meter, affecting its accuracy and service life. At the same time, the connection between the water pipe and the water meter is easily loosened due to external force pulling, resulting in the water meter not working normally.
A fully sealed structure of an anti-freeze water meter box is designed, and the scroll spring and gear rack mechanism are used to achieve a close fit between the box cover and the water meter box body, and the water pipe is clamped and fixed by a sealing ring and threaded rod to improve the sealing performance between the water meter box and the water pipe.
It achieves a close fit between the water meter box and the lid and a high seal between the water meter box and the water pipe, prevents external factors from damaging the water meter, prolongs service life, and protects the water meter from freezing in cold environments.
Smart Images
Figure CN222812422U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of water meter boxes, in particular to a fully sealed structure of an antifreeze water meter box. Background Art
[0002] The water meter box is a commonly used civil infrastructure equipment facility, widely used in civil infrastructure construction in towns, large, medium and small cities. It is a container installed outdoors or indoors, usually made of plastic or metal, used to store and protect water meters.
[0003] It has always been a challenge for the existing water meter box to ensure that the box cover fits tightly with the water meter box body and to improve the sealing performance between the water meter box and the water pipe. Traditional water meter boxes often lack an effective sealing mechanism, which leads to external factors such as water, dust, temperature changes, etc., which can easily damage the water meter and affect its accuracy and service life. In addition, the connection between the water pipe and the water meter may also become loose due to external force, causing the water meter to fail to work properly. Therefore, a fully sealed structure of an antifreeze water meter box is proposed. Utility Model Content
[0004] The utility model aims to solve the shortcomings in the prior art and proposes a fully sealed structure for an antifreeze water meter box.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a fully sealed structure of an antifreeze water meter box, including a water meter box body, a box cover is provided on the water meter box body, the box cover is fixedly connected with a volute spring, the box cover is rotatably connected with connecting shaft 2, the connecting shaft 2 is fixedly connected with a gear, the gear is fixedly connected with connecting shaft 1, the connecting shaft 1 is fixedly connected with knob 1, the gear is meshed with a rack, the rack is fixedly connected with a connecting rod, the water meter box body is provided with a limit hole, the water meter box body is fixedly connected with a fixed block, the fixed block is fixedly connected with a limit rod, the limit rod is slidably connected with a clamping block, the clamping block is fixedly connected with a threaded rod, the threaded rod is fixedly connected with knob 2, and the threaded rod is threadedly connected to the fixed block.
[0006] As a further description of the above technical solution:
[0007] The water meter box body is provided with thermal insulation cotton inside, the water meter box body is provided with a water inlet, the water inlet is fixedly connected with a second sealing ring inside, the water meter box body is provided with a water outlet, the water outlet is provided with a second sealing ring inside, and the box cover is fixedly connected with a first sealing ring.
[0008] As a further description of the above technical solution:
[0009] There are two groups of racks, which are arranged on both sides of the gear. The box cover is fixedly connected with a mounting box. The gear and the rack are both arranged inside the mounting box. The connecting shaft 1 and the connecting shaft 2 are both rotatably connected to the mounting box, and the connecting rod is slidably connected to the mounting box.
[0010] As a further description of the above technical solution:
[0011] There are two groups of the limiting holes, and the connecting rods are all engaged with the limiting holes.
[0012] As a further description of the above technical solution:
[0013] There are four groups of fixing blocks in total, and the fixing blocks are symmetrically arranged on both sides of the water meter box body. There are four groups of clamping blocks in total, and there are four groups of limiting rods in total.
[0014] As a further description of the above technical solution:
[0015] The box cover is fixedly connected with a handle, and the handle is arranged on the upper end of the box cover.
[0016] As a further description of the above technical solution:
[0017] The installation box is arranged on the upper end of the box cover.
[0018] The utility model has the following beneficial effects:
[0019] 1. In the utility model, a rotary knob drives a connecting shaft to rotate, and the connecting shaft drives the rack to slide through the gear, and the rack drives the connecting rod to shrink until the box cover is completely fitted with the water meter box body. Under the action of the volute spring, the connecting rod is reset and snapped into the inside of the limit hole, ensuring that the box cover and the water meter box body are tightly fitted. A sealing ring is provided at the lower end of the box cover, which improves the sealing performance of the water meter box body and the box cover, prevents external damage to the water meter, thereby extending the service life of the water meter, and the interior of the water meter box body is provided with thermal insulation cotton to protect the water meter from being frozen in a cold environment.
[0020] 2. In the utility model, the threaded rod is driven to rotate by rotating the second knob, and the threaded rod pushes the clamping block to clamp and fix the water pipe, and a sealing ring is provided inside the water inlet and the water outlet, which not only realizes the clamping and fixing of the water pipe, prevents the water pipe from being separated from the water meter due to external force, affecting the normal use of the water meter, but also further improves the sealing performance between the water meter box and the water pipe. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 This is a three-dimensional structural schematic diagram of a fully sealed structure of an antifreeze water meter box proposed by the utility model;
[0022] Figure 2This is a three-dimensional structural cross-sectional view of a fully sealed structure of an antifreeze water meter box proposed by the utility model;
[0023] Figure 3 It is a partial exploded view of the three-dimensional structure of the fully sealed structure of the antifreeze water meter box proposed by the utility model;
[0024] Figure 4 for Figure 1 Enlarged schematic diagram at point A in the middle.
[0025] Legend:
[0026] 1. Water meter box body; 2. Box cover; 3. Installation box; 4. Knob 1; 5. Connecting rod; 6. Limit hole; 7. Connecting shaft 1; 8. Rack; 9. Sealing ring 1; 10. Insulation cotton; 12. Fixing block; 13. Clamping block; 14. Knob 2; 15. Threaded rod; 16. Sealing ring 2; 17. Gear; 18. Handle; 19. Volute spring; 20. Water inlet; 21. Water outlet; 22. Limit rod; 23. Connecting shaft 2. DETAILED DESCRIPTION
[0027] 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.
[0028] Reference Figure 1-Figure 4, the utility model provides an embodiment: a fully sealed structure of an antifreeze water meter box, including a water meter box body 1, a box cover 2 is provided on the water meter box body 1, the box cover 2 is fixedly connected with a volute spring 19, the box cover 2 is rotatably connected with a connecting shaft 23, the connecting shaft 23 is fixedly connected with a gear 17, the gear 17 is fixedly connected with a connecting shaft 17, the connecting shaft 17 is fixedly connected with a knob 14, the gear 17 is meshed with a rack 8, the rack 8 is fixedly connected with a connecting rod 5, the water meter box body 1 is provided with a limiting hole 6, the water meter box body 1 is fixedly connected with a fixing block 12, the fixing block 12 is fixedly connected with a limiting rod 22, the limiting rod 22 is slidably connected with a clamping block 13, the clamping block 13 is fixedly connected with a threaded rod 15, the threaded rod 15 is fixed It is connected with a knob 2 14, and a threaded rod 15 is threadedly connected with a fixed block 12. Rotating the knob 14 drives the connecting shaft 7 to rotate, and the connecting shaft 7 drives the rack 8 to slide through the gear 17, and the rack 8 drives the connecting rod 5 to shrink until the connecting rod 5 is completely fitted with the water meter box body 1. Under the action of the volute spring 19, the connecting rod 5 is reset and snapped into the inside of the limiting hole 6, ensuring that the box cover 2 and the water meter box body 1 are tightly fitted, and a sealing ring 19 is provided at the lower end of the box cover 2, which improves the sealing performance of the water meter box body 1 and the box cover 2, prevents external damage to the water meter, thereby extending the service life of the water meter, and the inside of the water meter box body 1 is provided with a thermal insulation cotton 10 to protect the water meter from being frozen in a cold environment.
[0029] The water meter box body 1 is provided with a heat preservation cotton 10, the water meter box body 1 is provided with a water inlet 20, the water inlet 20 is fixedly connected with a sealing ring 16, the water meter box body 1 is provided with a water outlet 21, the water outlet 21 is provided with a sealing ring 16, the box cover 2 is fixedly connected with a sealing ring 9, the rack 8 is provided with two groups, the rack 8 is provided on both sides of the gear 17, the box cover 2 is fixedly connected with the installation box 3, the gear 17 and the rack 8 are both provided inside the installation box 3, and the connection The connecting shaft 1 7 and the connecting shaft 2 23 are both rotatably connected to the installation box 3, the connecting rod 5 is slidably connected to the installation box 3, there are two groups of limit holes 6, and the connecting rods 5 are all engaged with the limit holes 6. There are four groups of fixing blocks 12, and the fixing blocks 12 are symmetrically arranged on both sides of the water meter box body 1. There are four groups of clamping blocks 13, and there are four groups of limit rods 22. The box cover 2 is fixedly connected with a handle 18, and the handle 18 is arranged at the upper end of the box cover 2, and the installation box 3 is arranged at the upper end of the box cover 2.
[0030] Working principle: First, the user places the water meter box at a suitable work location. The interior of the water meter box body 1 is provided with heat preservation cotton 10 to prevent the water meter from being damaged due to cold weather. Then, the water pipe is connected to the water meter through the water inlet 20, and the other end of the water pipe is connected to the water meter through the water outlet 21. The sealing ring 16 can improve the sealing effect between the water pipe and the water meter box body 1. Then, the threaded rod 15 is driven to rotate by rotating the knob 14. The threaded rod 15 pushes the clamping block 13 to clamp the water pipe at the water inlet 20 end. The clamping and fixing of the water pipe at the water outlet 21 are the same as the clamping and fixing steps of the water pipe at the water inlet 20. Finally, the user will place the box cover 2 on the upper end of the water meter box body 1 through the handle 18, and then drive the connecting shaft 7 to rotate by rotating the knob 14, and the connecting shaft 7 drives the gear 17 to rotate. 17 drives the rack 8 to slide, and the rack 8 drives the connecting rod 5 to retract into the interior of the installation box 3. At the same time, the gear 17 drives the connecting shaft 23 to rotate, and the connecting shaft 23 causes the volute spring 19 to retract until the box cover 2 is completely fitted with the water meter box body 1. The user loosens the knob 14. Under the action of the volute spring 19, the gear 17 rotates in the opposite direction and resets and drives the connecting rod 5 to be stuck in the limiting hole 6 through the rack 8. A sealing ring 19 is provided on the box cover 2 to ensure the sealing between the water meter box body 1 and the box cover 2. If the box cover 2 needs to be opened, the knob 14 is rotated again to drive the connecting shaft 7 to rotate, and the connecting shaft 7 drives the gear 17 to rotate. The gear 17 drives the connecting rod 5 to disengage from the inside of the limiting hole 6 through the rack 8, and the box cover 2 is lifted up by the handle 18, which is convenient for checking and repairing the water meter inside the water meter box body 1.
[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A fully sealed structure of an antifreeze water meter box, comprising a water meter box body (1), characterized in that: The water meter box body (1) is provided with a box cover (2), the box cover (2) is fixedly connected to a spiral spring (19), the box cover (2) is rotatably connected to a second connecting shaft (23), the second connecting shaft (23) is fixedly connected to a gear (17), the gear (17) is fixedly connected to a first connecting shaft (7), the first connecting shaft (7) is fixedly connected to a knob (4), the gear (17) is meshed with a rack (8), the rack (8) is fixedly connected to a connecting shaft (23), and the connecting shaft (23) is fixedly connected to a second connecting shaft (23). The water meter box body (1) is provided with a limit hole (6), the water meter box body (1) is fixedly connected with a fixed block (12), the fixed block (12) is fixedly connected with a limit rod (22), the limit rod (22) is slidably connected with a clamping block (13), the clamping block (13) is fixedly connected with a threaded rod (15), the threaded rod (15) is fixedly connected with a knob 2 (14), and the threaded rod (15) is threadedly connected to the fixed block (12).
2. The fully sealed structure of an antifreeze water meter box according to claim 1 is characterized in that: The water meter box body (1) is provided with heat-insulating cotton (10) inside, the water meter box body (1) is provided with a water inlet (20), the water inlet (20) is fixedly connected with a second sealing ring (16), the water meter box body (1) is provided with a water outlet (21), the water outlet (21) is provided with a second sealing ring (16), and the box cover (2) is fixedly connected with a first sealing ring (9).
3. The fully sealed structure of an antifreeze water meter box according to claim 1 is characterized in that: The racks (8) are provided with two groups in total. The racks (8) are arranged on both sides of the gear (17). The box cover (2) is fixedly connected with the installation box (3). The gear (17) and the racks (8) are both arranged inside the installation box (3). The connecting shaft 1 (7) and the connecting shaft 2 (23) are both rotatably connected to the installation box (3). The connecting rod (5) is slidably connected to the installation box (3).
4. The fully sealed structure of an antifreeze water meter box according to claim 1 is characterized in that: The limiting holes (6) are provided with two groups in total, and the connecting rods (5) are all engaged with the limiting holes (6).
5. The fully sealed structure of an antifreeze water meter box according to claim 1 is characterized in that: The fixing blocks (12) are provided in four groups in total. The fixing blocks (12) are symmetrically arranged on both sides of the water meter box body (1). The clamping blocks (13) are provided in four groups in total. The limiting rods (22) are provided in four groups in total.
6. The fully sealed structure of an antifreeze water meter box according to claim 1 is characterized in that: The box cover (2) is fixedly connected to a handle (18), and the handle (18) is arranged at the upper end of the box cover (2).
7. The fully sealed structure of an antifreeze water meter box according to claim 3 is characterized in that: The installation box (3) is arranged on the upper end of the box cover (2).