CN209487363U - A waterproof integrated piezoelectric switch for a sink - Google Patents

Abstract

The utility model belongs to the technical field of piezoelectric switches, in particular to a waterproof integrated piezoelectric switch for water tanks, comprising a piezoelectric switch body, the outer side of the piezoelectric switch body is covered with a shell, and the top of the shell is Opening, sliding grooves are provided on the inner walls of both sides of the housing, a sliding rod is fixedly installed in the sliding groove, a support rod is slidably installed on the sliding rod, and a spring is provided on the outer sliding sleeve of the sliding rod , the top end of the spring is fixedly connected to the inner wall of the sliding groove, the bottom end of the spring is fixedly connected to the support rod, and the ends of the two support rods close to each other extend into the housing and are fixedly installed with the same push plate. The push plate is in contact with the piezoelectric switch body, the top of the housing is fixedly installed with a bellows, and the top of the bellows is fixedly installed with a fixing plate. The utility model is simple in operation, strong in practicability, has extremely strong waterproof performance, and is suitable for use in a water tank.

Description

A waterproof integrated piezoelectric switch for a sink

technical field

The utility model relates to the technical field of piezoelectric switches, in particular to a waterproof integrated piezoelectric switch for water tanks.

Background technique

Piezoelectric switch is a kind of electrical switch with piezoelectric effect, that is, it can realize the mutual conversion of mechanical energy and electrical energy. It is usually used in automatic control circuits. It is actually a kind of "automatic Therefore, it plays the role of automatic adjustment, safety protection, conversion circuit, etc. in the circuit. In a series of wading places such as sinks, piezoelectric switches are required.

However, in the prior art, the piezoelectric switch is not waterproof or the waterproof effect is poor. Using it in a water tank will cause water to enter the switch or the water will contact the two electrodes of the switch, causing a short circuit or other circuit failures. Therefore, a water tank is proposed. waterproof integrated piezoelectric switch.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a waterproof integrated piezoelectric switch for a water tank.

In order to achieve the above purpose, the utility model adopts the following technical solution: a waterproof integrated piezoelectric switch for a sink, including a piezoelectric switch body, the outer side of the piezoelectric switch body is covered with a housing, and the outer side of the housing is The top is an opening, and sliding grooves are provided on the inner walls of both sides of the housing. A sliding rod is fixedly installed in the sliding groove, and a support rod is slidably installed on the sliding rod. The outer side of the sliding rod is slidingly sleeved. There is a spring, the top of the spring is fixedly connected to the inner wall of the sliding groove, the bottom end of the spring is fixedly connected to the support rod, and the ends of the two support rods close to each other extend into the housing and are fixedly installed with the same push plate, The push plate is in contact with the piezoelectric switch body, a bellows is fixedly installed on the top of the housing, a fixed plate is fixedly installed on the top of the bellows, and a push rod is fixedly installed on the bottom of the fixed plate. The bottom end of the push rod extends into the housing and is fixedly connected with the push plate. A mounting hole is opened on the inner wall of the bottom of the housing, and a cover plate is movably installed on the mounting hole, and the cover plate is matched with the mounting hole. Mounting blocks are fixedly installed on both sides of the housing, and a threaded rod is installed on the mounting block, the threaded rod penetrates the mounting block, and a fixing block is threaded on the threaded rod, and the threaded rod penetrates the fixing block , a hanging ring is rotatably installed on the fixed block, hooks are fixedly installed on both sides of the cover plate, and the hooks are matched with corresponding hanging rings.

Preferably, limiting grooves are provided on the inner walls of both sides of the housing, the fixing block is fixedly installed on the side close to the housing, and the inner walls of the limiting grooves are slidably connected with the corresponding limiting blocks.

Preferably, the top of the fixed block is provided with a rotation hole with an opening on one side, and the inner wall of the rotation hole is connected to the hanging ring in rotation.

Preferably, the top of the fixing block is provided with a threaded hole, and the inner wall of the threaded hole is threadedly connected with the threaded rod.

Preferably, a rubber pad is fixedly installed on the top of the cover plate, and the rubber pad is movably connected with the inner wall of the installation hole.

Preferably, the model of the piezoelectric switch body is LAS2GQH, and the stiffness coefficient of the spring is 2N/m-4N/m.

Compared with the prior art, the beneficial effects of the utility model are: firstly, the device passes through the threaded rod, the mounting block, the fixing block, the hanging ring, the hook, the mounting hole, the cover plate, the push rod, the fixing plate, the bellows, the shell The body matches the body of the piezoelectric switch. When in use, turn the threaded rod. The threaded rod rotates on the mounting block. The threaded hole drives the fixed block to move downward. The fixed block drives the hanging ring to move downward. Turn the hanging ring to make the hanging ring move downward. Keep away from the hook, remove the cover, put the piezoelectric switch body into the housing through the mounting hole, cover the cover, hang the hanging ring on the hook, reverse the threaded rod to complete the fixation, and when the piezoelectric switch body needs to be operated , press the fixed plate, the fixed plate drives the push rod to move downward, the push rod drives the push plate to move downward, squeeze the switch, when the fixed plate is released, the fixed plate is driven back to its original position under the elastic force of the spring, and the During this process, the bellows is always tightly connected with the shell;

The utility model is simple in operation, strong in practicability, has extremely strong waterproof performance, and is suitable for use in a water tank.

Description of drawings

Fig. 1 is the front view sectional structure schematic diagram of the utility model;

Fig. 2 is the enlarged structure diagram of part A in Fig. 1;

Fig. 3 is a three-dimensional structural schematic diagram of the hook and the hanging ring in the utility model.

In the figure: 1. Piezoelectric switch body; 2. Shell; 3. Slide groove; 4. Slide rod; 5. Support rod; 6. Spring; 7. Push plate; 8. Bellows; 9. Fixed plate; 10 11. Mounting hole; 12. Cover plate; 13. Mounting block; 14. Threaded rod; 15. Fixed block; 16. Hanging ring; 17. Hook.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a waterproof integrated piezoelectric switch for water tanks, including a piezoelectric switch body 1, a casing 2 is set on the outer side of the piezoelectric switch body 1, and the casing The top of 2 is an opening, and the inner walls of both sides of the housing 2 are provided with sliding grooves 3. The sliding rod 4 is fixedly installed in the sliding groove 3, and the supporting rod 5 is slidably installed on the sliding rod 4. The outer sliding sleeve of the sliding rod 4 A spring 6 is provided, the top of the spring 6 is fixedly connected to the inner wall of the sliding groove 3, the bottom end of the spring 6 is fixedly connected to the support rod 5, and the ends of the two support rods 5 that are close to each other extend into the housing 2 and are fixedly installed with The same push plate 7, the push plate 7 is in contact with the piezoelectric switch body 1, the top of the housing 2 is fixedly installed with a bellows 8, the top of the bellows 8 is fixedly installed with a fixed plate 9, and the bottom of the fixed plate 9 is fixedly installed with The push rod 10, the bottom end of the push rod 10 extends into the housing 2 and is fixedly connected with the push plate 7, the bottom inner wall of the housing 2 is provided with a mounting hole 11, and a cover plate 12 is movably installed on the mounting hole 11, the cover plate 12 is adapted to the mounting hole 11, and both sides of the housing 2 are fixedly installed with a mounting block 13, and a threaded rod 14 is rotated on the mounting block 13, and the threaded rod 14 runs through the mounting block 13. Block 15, the threaded rod 14 runs through the fixed block 15, the fixed block 15 is rotatably equipped with a hanging ring 16, and both sides of the cover plate 12 are fixedly equipped with a hook 17, and the hook 17 is matched with the corresponding hanging ring 16;

Limiting slots are provided on the inner walls of both sides of the housing 2, and the fixing block 15 is fixedly installed on the side close to the housing 2. There is a rotating hole with an opening on one side, the inner wall of the rotating hole is rotatably connected with the hanging ring, the top of the fixed block 15 is provided with a threaded hole, the inner wall of the threaded hole is threaded with the threaded rod 14, and the top of the cover plate 12 is fixedly equipped with a rubber pad. The rubber pad is movably connected with the inner wall of the mounting hole 11. The model of the piezoelectric switch body 1 is LAS2GQH, and the stiffness coefficient of the spring 6 is 2N/m-4N/m. , hanging ring 16, hook 17, mounting hole 11, cover plate 12, push rod 10, fixed plate 9, bellows 8, housing 2 and piezoelectric switch body 1 match, when in use, turn threaded rod 14, threaded rod 14 rotates on the mounting block 13, drives the fixed block 15 to move downward through the threaded hole, the fixed block 15 drives the hanging ring 16 to move downward, rotates the hanging ring 16, makes the hanging ring 16 away from the hook 17, takes off the cover plate 12, and Put the piezoelectric switch body 1 into the housing 2 through the mounting hole 11, cover the cover plate 12, hang the hanging ring 16 on the hook 17, and reverse the threaded rod 14 to complete the fixation. When the piezoelectric switch body 1 needs to be operated , press the fixed plate 9, the fixed plate 9 drives the push rod 10 to move downward, the push rod 10 drives the push plate 7 to move downward, squeeze the switch, and when the fixed plate 9 is released, it will be driven and fixed under the elastic force of the spring 6 The plate 9 returns to its original position. During this process, the bellows 8 is always in sealing connection with the housing 2. The utility model is easy to operate, has strong practicability, has strong waterproof performance, and is suitable for use in a water tank.

Working principle: when in use, turn the threaded rod 14, the threaded rod 14 rotates on the mounting block 13, drive the fixed block 15 to move downward through the threaded hole, the fixed block 15 drives the hanging ring 16 to move downward, and turn the hanging ring 16 to make the hanging ring 16 move downward. The ring 16 is far away from the hook 17, remove the cover plate 12, put the piezoelectric switch body 1 into the housing 2 through the installation hole 11, cover the cover plate 12, hang the hanging ring 16 on the hook 17, reverse the threaded rod 14 After completing the fixation, when it is necessary to operate the piezoelectric switch body 1, press the fixing plate 9, the fixing plate 9 drives the push rod 10 to move downward, the push rod 10 drives the push plate 7 to move downward, squeeze the switch, when the fixed plate 9 is released 9, the fixed plate 9 is driven back to its original position under the elastic force of the spring 6, and the bellows 8 is always in sealing connection with the housing 2 during the process.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. a kind of waterproof one Piezoelectric switches of sink, including Piezoelectric switches ontology (1), it is characterised in that: the piezoelectricity is opened The outer sheath for closing ontology (1) is equipped with shell (2), and the top of the shell (2) is to be open, on the two sides inner wall of the shell (2) It offers sliding groove (3), is fixedly installed with sliding bar (4) in the sliding groove (3), is slidably installed on the sliding bar (4) Have support rod (5), the outside sliding sleeve of the sliding bar (4) is equipped with spring (6), the top and sliding groove (3) of the spring (6) Inner wall be fixedly connected, the bottom end of the spring (6) is fixedly connected with support rod (5), two support rods (5) it is close to each other one End all extends in shell (2) and is fixedly installed with the same pushing plate (7), the pushing plate (7) and Piezoelectric switches ontology (1) It is in contact, is fixedly installed with bellows (8) at the top of the shell (2), be fixedly installed with fixation at the top of the bellows (8) The bottom of plate (9), the fixed plate (9) is fixedly installed with catch bar (10), and the bottom end of the catch bar (10) extends to shell (2) it is fixedly connected in and with pushing plate (7), offers mounting hole (11), the mounting hole in the bottom interior wall of the shell (2) (11) it is movably installed on cover board (12), the cover board (12) is adapted with mounting hole (11), and the two sides of the shell (2) are solid Dingan County is equipped with mounting blocks (13), is rotatably equipped with threaded rod (14) on the mounting blocks (13), and the threaded rod (14) is through peace It fills block (13), screw thread is equipped with fixed block (15) on the threaded rod (14), and the threaded rod (14) runs through fixed block (15), institute It states and is rotatably equipped on fixed block (15) link (16), the two sides of the cover board (12) are fixedly installed with hook (17), described Hook (17) is adapted with corresponding link (16).

2. a kind of waterproof one Piezoelectric switches of sink according to claim 1, it is characterised in that: the shell (2) Two sides inner wall on offer limiting slot, the fixed block (15) is fixedly installed with limited block close to the side of shell (2), institute The inner wall for stating limiting slot is slidably connected with corresponding limited block.

3. a kind of waterproof one Piezoelectric switches of sink according to claim 1, it is characterised in that: the fixed block (15) rotation hole that side is opening is offered at the top of, the inner wall and link of the rotation hole are rotatablely connected.

4. a kind of waterproof one Piezoelectric switches of sink according to claim 1, it is characterised in that: the fixed block (15) threaded hole is offered at the top of, the inner wall of the threaded hole is threadedly coupled with threaded rod (14).

5. a kind of waterproof one Piezoelectric switches of sink according to claim 1, it is characterised in that: the cover board (12) Top be fixedly installed with rubber pad, the rubber pad is flexibly connected with the inner wall of mounting hole (11).

6. a kind of waterproof one Piezoelectric switches of sink according to claim 1, it is characterised in that: the Piezoelectric switches The model LAS2GQH of ontology (1), the stiffness factor of the spring (6) are 2N/m-4N/m.