阅读说明：本技术 高防水等级流量开关 (High waterproof grade flow switch ) 是由 邬平奇 竺宏辉 董芳忠 于 2021-07-14 设计创作，主要内容包括：本发明公开了高防水等级流量开关,包括底壳和外盖,所述底壳的表面配合安装有外盖,所述底壳的内壁对称固定连接有开关支架,两个所述开关支架之间固定连接有多个微动开关,多个所述微动开关的下方设置有调节装置,所述调节装置与其中一个开关支架固定连接,所述底壳的底部固定连接有连接装置,所述连接装置与调节装置固定连接,所述底壳的表面配合安装有密封圈,所述底壳与外盖之间通过螺栓固定连接,且外盖与密封圈紧密接触,此高防水等级流量开关能够避免外物入侵,保证能够在浅水中使用,结构简单,实用性强。(The invention discloses a high-waterproof-level flow switch, which comprises a bottom shell and an outer cover, wherein the outer cover is installed on the surface of the bottom shell in a matched manner, switch supports are symmetrically and fixedly connected to the inner wall of the bottom shell, a plurality of micro switches are fixedly connected between the two switch supports, an adjusting device is arranged below the micro switches and fixedly connected with one of the switch supports, a connecting device is fixedly connected to the bottom of the bottom shell and fixedly connected with the adjusting device, a sealing ring is installed on the surface of the bottom shell in a matched manner, the bottom shell and the outer cover are fixedly connected through bolts, and the outer cover is tightly contacted with the sealing ring.)

1. High waterproof grade flow switch, including drain pan (1) and enclosing cover (2), its characterized in that are installed in the surface cooperation of drain pan (1): the inner wall symmetry fixedly connected with switch bracket (3) of drain pan (1), two a plurality of micro-gap switch (4) of fixedly connected with between switch bracket (3), it is a plurality of the below of micro-gap switch (4) is provided with adjusting device (5), adjusting device (5) and one of them switch bracket (3) fixed connection, the bottom fixedly connected with connecting device (6) of drain pan (1), connecting device (6) and adjusting device (5) fixed connection.

2. The high water resistance class flow switch of claim 1, wherein: the surface of the bottom shell (1) is provided with a sealing ring (7) in a matching mode, the bottom shell (1) is fixedly connected with the outer cover (2) through bolts, and the outer cover (2) is in close contact with the sealing ring (7).

3. The high water resistance class flow switch of claim 1, wherein: adjusting device (5) are including alignment jig (8), spring clamp (9), screw (10), spring positioning seat (11), regulating spring (12) and main lever (13), two install main lever (13) between switch support (3), the fixed surface of main lever (13) is connected with regulating spring (12), one of them the fixed surface of switch support (3) is connected with alignment jig (8), there are screw (10) inside of alignment jig (8) through threaded connection, screw (10) surface rotation installs spring clamp (9), the below of spring clamp (9) is provided with spring positioning seat (11), the surface at spring positioning seat (11) is established to regulating spring (12) cover, spring positioning seat (11) and screw (10) pass through threaded connection.

4. The high water resistance class flow switch of claim 3, wherein: the connecting device (6) comprises a sealing gasket (14), a gasket (15), soldering tin (16), a corrugated pipe (17), a first joint (18), a flow direction rod (19) and a flow direction sheet (20), the surface of the main lever (13) is fixedly connected with the flow direction rod (19) through a bolt, the corrugated pipe (17) is arranged below the main lever (13), the gasket (15) is installed at one end, close to the main lever (13), of the corrugated pipe (17) in a matched mode, the other end of the corrugated pipe (17) is fixedly connected with the first joint (18), the surface of the first joint (18) and one end, close to the main lever (13), of the flow direction rod (19) are fixedly connected with the soldering tin (16), the flow direction rod (19) penetrates through the corrugated pipe (17) to extend to the lower portion of the first joint (18), and the surface of the flow direction rod (19) is fixedly connected with the flow direction sheet (20), and a sealing gasket (14) is arranged between the first joint (18) and the bottom shell (1) in a matching way.

5. The high water resistance class flow switch of claim 4, wherein: the surface of the flow direction rod (19) is provided with a check washer (21) in a matching way, and the check washer (21) and the flow direction sheet (20) are fixedly connected with the flow direction rod (19) through bolts.

6. The high water resistance class flow switch of claim 1, wherein: the interior of the bottom shell (1) is connected with a copper joint (22) through threads.

7. The high water resistance class flow switch of claim 1, wherein: the micro switches (4) are riveted with the two switch supports (3).

8. The high water resistance class flow switch of claim 6, wherein: the surface cover of copper joint (22) is equipped with waterproof coil (23) of advancing, and waterproof coil (23) of advancing and drain pan (1) cooperation installation.

9. The high water resistance class flow switch of claim 1, wherein: an arrow label (24) is fixedly connected to the surface of the bottom shell (1).

Technical Field

The invention relates to the technical field of water cooling unit accessories for a central air conditioner, in particular to a high-waterproof-level flow switch.

Background

The flow switch is mainly installed in the medium pipelines of water, gas, oil and the like in an on-line or plug-in mode to monitor the water flow in the water system. When the water flow is higher or lower than a certain set point, an alarm signal is triggered and output and transmitted to the unit, and the system can make corresponding indication action after acquiring the signal. Avoid or reduce the host computer "dry combustion method".

The commonly used flow switch in China has the IP grade of IP55 or lower generally, and cannot be used in diving. For this reason, we propose a high waterproof grade flow switch.

Disclosure of Invention

The present invention is directed to a highly waterproof class flow switch, which solves the above-mentioned problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: high waterproof grade flow switch, including drain pan and enclosing cover, the surface fit of drain pan installs the enclosing cover, the inner wall symmetry fixedly connected with switch bracket of drain pan, two a plurality of micro-gap switches of fixedly connected with between the switch bracket, it is a plurality of micro-gap switch's below is provided with adjusting device, adjusting device and one of them switch bracket fixed connection, the bottom fixedly connected with connecting device of drain pan, connecting device and adjusting device fixed connection.

Preferably, the surface of the bottom shell is provided with a sealing ring in a matching manner, the bottom shell is fixedly connected with the outer cover through a bolt, and the outer cover is in close contact with the sealing ring.

Preferably, adjusting device includes alignment jig, spring clamp, screw, spring positioning seat, adjusting spring and main lever, two install the main lever between the switch support, the fixed surface of main lever is connected with adjusting spring, one of them the fixed surface of switch support is connected with the alignment jig, there is the screw inside of alignment jig through threaded connection, the screw surface is rotated and is installed the spring clamp, the below of spring clamp is provided with the spring positioning seat, the adjusting spring cover is established on the surface of spring positioning seat, the spring positioning seat passes through threaded connection with the screw.

Preferably, connecting device is including sealed pad, packing ring, soldering tin, bellows, first joint, flow direction pole and flow direction piece, bolt fixedly connected with flow direction pole is passed through on the surface of main lever, the below of main lever is provided with the bellows, the one end cooperation that the bellows is close to the main lever is installed the packing ring, the first joint of other end fixedly connected with of bellows, the surface of first joint and the equal fixedly connected with soldering tin of one end that the flow direction pole is close to the main lever, the flow direction pole passes the bellows and extends to the below of first joint, the fixed surface that flows to the pole is connected with the flow direction piece, the cooperation is installed sealed pad between first joint and the drain pan.

Preferably, the surface of the flow direction rod is provided with a check washer in a matching way, and the check washer and the flow direction piece are both fixedly connected with the flow direction rod through a bolt.

Preferably, the inside of the bottom case is connected with a copper joint through threads.

Preferably, a plurality of the microswitches are riveted with both switch brackets.

Preferably, the surface cover of copper joint is equipped with waterproof coil of advancing, and waterproof coil of advancing and drain pan cooperation installation.

Preferably, an arrow label is fixedly connected to the surface of the bottom shell.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the sealing ring is arranged between the upper cover and the bottom shell in a matched manner, and is a fluorine rubber sealing ring, so that foreign matters can be prevented from invading;

a sealing gasket is arranged between the first joint and the bottom shell in a matching way, so that foreign objects can be prevented from entering;

a waterproof inlet coil is arranged between the copper joint and the bottom shell in a matched manner, so that water can be prevented from entering the bottom shell, and a protection effect is achieved;

the thickness of the upper cover and the bottom shell is increased, so that the deformation of the upper cover and the bottom shell in one meter under water is reduced, and the use in shallow water is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the bottom case according to the present invention;

fig. 3 is a schematic structural diagram of the connecting device of the present invention.

In the figure: 1. a bottom case; 2. an outer cover; 3. a switch bracket; 4. a microswitch; 5. an adjustment device; 6. a connecting device; 7. a seal ring; 8. an adjusting bracket; 9. a spring clip; 10. a screw; 11. a spring positioning seat; 12. adjusting the spring; 13. a main lever; 14. a gasket; 15. a gasket; 16. soldering tin; 17. a bellows; 18. a first joint; 19. a flow direction lever; 20. a flow direction sheet; 21. a lock washer; 22. a copper joint; 23. preventing water from entering the coil; 24. and (6) arrow mark labeling.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: high waterproof grade flow switch, including drain pan 1 and enclosing cover 2, the surface fit of drain pan 1 installs enclosing cover 2, the inner wall symmetry fixedly connected with switch bracket 3 of drain pan 1, two a plurality of micro-gap switch 4 of fixedly connected with between the switch bracket 3, it is a plurality of micro-gap switch 4's below is provided with adjusting device 5, adjusting device 5 and 3 fixed connection of one of them switch bracket, the bottom fixedly connected with connecting device 6 of drain pan 1, connecting device 6 and 5 fixed connection of adjusting device.

Referring to fig. 1 and 2, a sealing ring 7 is installed on the surface of the bottom case 1 in a matching manner, the bottom case 1 and the outer cover 2 are fixedly connected by bolts, and the outer cover 2 is in close contact with the sealing ring 7, so that a sealing effect is achieved, and intrusion of foreign objects is avoided.

Referring to fig. 2, the adjusting device 5 includes an adjusting frame 8, spring clamps 9, screws 10, spring positioning seats 11, adjusting springs 12 and main levers 13, the main lever 13 is installed between the two switch brackets 3, the surface of the main lever 13 is fixedly connected with the adjusting springs 12, the surface of one of the switch brackets 3 is fixedly connected with the adjusting frame 8, the screw 10 is connected inside the adjusting frame 8 through a thread, the spring clamps 9 are installed on the surfaces of the screws 10 in a rotating manner, the spring positioning seats 11 are arranged below the spring clamps 9, the adjusting springs 12 are sleeved on the surfaces of the spring positioning seats 11, the spring positioning seats 11 are connected with the screws 10 through a thread, the angle of the main lever 13 is adjusted through rotating the screws 10, and then the angle of the flow direction rod 19 is adjusted, so as to achieve an adjusting effect.

Referring to fig. 3, the connecting device 6 includes a sealing gasket 14, a gasket 15, a solder 16, a bellows 17, a first joint 18, a flow direction rod 19 and a flow direction sheet 20, the surface of the main lever 13 is fixedly connected with the flow direction rod 19 through a bolt, the bellows 17 is disposed below the main lever 13, the gasket 15 is mounted at one end of the bellows 17 close to the main lever 13 in a matching manner, the first joint 18 is fixedly connected to the other end of the bellows 17, the solder 16 is fixedly connected to both the surface of the first joint 18 and one end of the flow direction rod 19 close to the main lever 13, the flow direction rod 19 passes through the bellows 17 and extends to the lower side of the first joint 18, the flow direction sheet 20 is fixedly connected to the surface of the flow direction rod 19, the sealing gasket 14 is mounted between the first joint 18 and the bottom case 1 in a matching manner, so as to achieve a connecting and protecting effect on the flow direction rod 19.

Referring to fig. 1 and 2, the surface of the flow direction rod 19 is provided with a locking washer 21 in a matching manner, and the locking washer 21 and the flow direction piece 20 are both fixedly connected with the flow direction rod 19 through bolts, so that the flow direction piece 20 can be stably installed and prevented from loosening.

Referring to fig. 1 and 2, a copper joint 22 is screwed to the inside of the bottom case 1 for connecting with other components.

Referring to fig. 2, a plurality of microswitches 4 are riveted with two switch brackets 3, so as to ensure that the microswitches 4 are stably connected with the switch brackets 3.

Referring to fig. 2, a waterproof coil 23 is sleeved on the surface of the copper connector 22, and the waterproof coil 23 is installed in cooperation with the bottom case 1, so as to prevent intrusion of foreign objects and ensure the installation stability of the copper connector 22.

Referring to fig. 1, an arrow label 24 is fixedly connected to the surface of the bottom case 1, and is used for indicating the type of the flow switch.

The working principle is as follows: through screw fixed connection between first joint 18 and the drain pan 1, the sealed 14 of cooperation installation between first joint 18 and drain pan 1, guarantee the leakproofness, avoid the foreign object to invade simultaneously, through threaded connection between copper joint 22 and the drain pan 1, be provided with waterproof coil of advancing 23 between copper joint 22 and the drain pan 1, it is stable to guarantee the installation of copper joint 22, avoid the foreign object invasion simultaneously, be provided with fluorine glue sealing washer 7 between outer cover 2 and drain pan 1, can guarantee the leakproofness, the effect of avoiding the foreign object invasion in addition.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.