CN213206711U

CN213206711U - Trigger mechanism of electric drive drain valve

Info

Publication number: CN213206711U
Application number: CN202021259108.XU
Authority: CN
Inventors: 洪宝祥; 吴克麟; 陈良
Original assignee: Quanzhou Kefa Sanitary Ware Co ltd
Current assignee: Quanzhou Kefa Sanitary Ware Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-05-14
Anticipated expiration: 2030-07-01

Abstract

The utility model provides an electric drive drain valve trigger mechanism, including mounting box, signal transmitter, signal receiver, be used for controlling the trigger bar of drain valve drainage and be used for driving the drive assembly of trigger bar action, signal receiver locates in the mounting box just signal receiver is connected with the drive assembly electricity, signal transmitter locates on the drive assembly by the drive assembly drive be close to or keep away from signal receiver and then control the drive assembly stop work. The utility model discloses but adaptation in push type drain valve and lift-draw formula drain valve, application scope is wide, convenient to use.

Description

Trigger mechanism of electric drive drain valve

Technical Field

The utility model relates to a drain valve technical field, concretely relates to electric drive drain valve trigger mechanism.

Background

The drainage valve trigger mechanism of current response water tank controls the drainage and stops the drainage through motor corotation and reversal usually, and the reversal stops pressing suddenly again after the drainage valve button is pressed in motor corotation, and frequent just reversal will cause the strain of motor, seriously influences motor life. In addition, the existing drain valve triggering mechanism is only suitable for a single type of drain valve, the application range is limited, and in addition, the existing drain valve triggering mechanism cannot automatically return after finishing the drainage action, so that the waste of water resources is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above weak point, provide a simple structure, long service life's electric drive drain valve trigger mechanism.

The utility model provides a scheme that technical problem adopted is: the utility model provides an electric drive drain valve trigger mechanism, includes mounting box, signal transmitter, signal receiver, is used for controlling the trigger bar of drain valve drainage and is used for driving the drive assembly of trigger bar action, signal receiver locates in the mounting box just signal receiver is connected with the drive assembly electricity, signal transmitter locates to be close to or keep away from signal receiver and then control drive assembly stop work by the drive assembly drive on the drive assembly.

Furthermore, in order to drive the trigger rod to move downwards to push and press the drain valve switch to control drainage, the trigger rod automatically moves upwards to reset to stop drainage after drainage is completed, the working process of the motor is ensured to only rotate in a single direction, and the motor automatically stops working after drainage is completed; drive assembly includes motor, sector gear, rack and elastic component, the trigger bar is located on the rack, sector gear is connected with the motor, rack and sector gear meshing cooperation are moved down and then are driven the trigger bar and move down and bulldoze by sector gear drive, signal transmitter installs on the rack, signal receiver locates the upside of mounting box, the elastic component cover is established on the trigger bar with the drive trigger bar return that makes progress and then drive signal transmitter and be close to signal receiver.

Furthermore, in order to drive the trigger rod to move upwards, the water discharge valve switch is lifted to control the water discharge of the water discharge valve, the trigger rod falls back by gravity to reset after the water discharge is finished to stop the water discharge, the working process of the motor is ensured to only rotate in a single direction, and the motor automatically stops working after the water discharge is finished; the driving assembly comprises a motor, a sector gear and a rack, the trigger rod is arranged on the rack, the sector gear is connected with the motor, the rack is meshed with the sector gear and is driven by the sector gear to move upwards so as to drive the trigger rod to move upwards and lift, the signal transmitter is arranged on the rack, and the signal receiver is arranged on the lower side of the mounting box.

Further, in order to ensure that the signal emitter moves to the signal receiving range of the signal receiver, the signal receiver automatically receives signals to control the motor to stop working; the signal transmitter is a magnet, and the signal receiver is a Hall switch.

Furthermore, in order to prevent the trigger rod from being impacted on the mounting box by the resilience force of the elastic piece or the driving force of the sector gear; the top of trigger lever is equipped with the buffer block, the top of mounting box is equipped with downwardly extending and sets up the spacing post that is used for supporting the contact with the buffer block.

Further, in order to prevent the trigger rod from being worn due to frequent contact of the trigger rod and the drain valve switch; the bottom of the trigger rod is in threaded connection with an inverted T-shaped pressing block, and a threaded hole for installing the inverted T-shaped pressing block is formed in the bottom of the trigger rod.

Compare prior art, the utility model has the advantages of it is following: the utility model is adaptable to a press type drain valve and a pull-up type drain valve, has wide application range and convenient use, when the utility model is matched with the press type drain valve, the motor receives an external signal, the sector gear positively rotates to drive the trigger rod to move down to press the drain valve switch, the trigger rod is driven by the elastic piece to reset upwards after the drainage is finished, meanwhile, the signal transmitter moves upwards to the signal receiving range of the signal receiver, the signal receiver receives the signal to control the motor to stop rotating, when the utility model is matched with the pull-up type drain valve, the motor receives the external signal, the sector gear reversely rotates to drive the trigger rod to move up to the pull-up type drain valve switch, the trigger rod falls back and resets under the action of gravity after the drainage is finished, meanwhile, the signal transmitter moves downwards to the signal receiving range of the signal receiver, the signal receiver receives the signal to, the motor can be automatically turned off after returning, and the motor always rotates in one direction in the working process, so that the strain of the motor caused by frequent forward and reverse rotation is avoided.

Drawings

The invention will be further described with reference to the following examples with reference to the accompanying drawings:

FIG. 1 is an exploded view of the structure of the present invention;

fig. 2 is a structural sectional view of a first embodiment of the present invention;

fig. 3 is a structural sectional view of a second embodiment of the present invention;

fig. 4 is a schematic structural diagram of a second embodiment of the present invention.

In the figure: 1-mounting a box; 2-a signal transmitter; 3-a signal receiver; 4-a trigger lever; 5-a drive assembly; 51-a motor; 52-sector gear; 53-a rack; 54-an elastic member; 6-a buffer block; 7-a limiting column; 8-inverted T-shaped pressing block.

Detailed Description

The invention is described in detail below with reference to the drawings and specific examples:

as shown in fig. 1, the embodiment provides an electrically-driven drain valve triggering mechanism, which includes a mounting box 1, a signal transmitter 2, a signal receiver 3, a triggering rod 4 for controlling the drainage of the drain valve, and a driving component 5 for driving the triggering rod 4 to act, wherein the signal receiver 3 is disposed in the mounting box 1, the signal receiver 3 is electrically connected to the driving component 5, and the signal transmitter 2 is disposed on the driving component 5 and driven by the driving component 5 to be close to or far from the signal receiver 3 so as to control the driving component 5 to stop working.

As shown in fig. 2, in this embodiment, in order to drive the trigger rod 4 to move downward to push the drain valve switch to control the drainage, the trigger rod 4 automatically moves upward to reset to stop the drainage after the drainage is completed, and the motor 51 is ensured to rotate only in a single direction during the operation of the motor 51, and the motor 51 automatically stops the operation after the drainage is completed; drive assembly 5 includes motor 51, sector gear 52, rack 53 and elastic component 54, elastic component 54 is the spring, trigger lever 4 is located on rack 53, sector gear 52 is connected with motor 51, rack 53 and sector gear 52 meshing cooperation are driven by sector gear 52 to move down and then drive trigger lever 4 and move down and bulldoze, signal transmitter 2 installs on rack 53, the upside of mounting box 1 is located to signal receiver 3, elastic component 54 cover is established on the trigger lever and is gone up the return and then drive signal transmitter 2 and be close to signal receiver 3 with the drive trigger lever.

As shown in fig. 3-4, in this embodiment, in order to drive the trigger rod 4 to move up and pull the drain valve switch to control the drain valve to drain, after the drain is completed, the trigger rod 4 falls back by gravity to reset and stops the drain, and it is ensured that the motor 51 only rotates in a single direction during the operation process, and after the drain is completed, the motor 51 automatically stops the operation; the driving assembly 5 comprises a motor 51, a sector gear 52 and a rack 53, the trigger rod 4 is arranged on the rack 53, the sector gear 52 is connected with the motor 51, the rack 53 is meshed with the sector gear 52 and is driven by the sector gear 52 to move upwards so as to drive the trigger rod 4 to move upwards and lift, the signal emitter 2 is arranged on the rack 53, and the signal receiver 3 is arranged on the lower side of the mounting box 1.

In the embodiment, in order to ensure that the signal emitter 2 moves to the signal receiving range of the signal receiver 3, the signal receiver 3 automatically receives the signal to control the motor 51 to stop working; the signal transmitter is a magnet, and the signal receiver is a Hall switch.

In the present embodiment, in order to prevent the trigger lever 4 from being collided with the mounting box 1 by the resilient force of the elastic member 54 or the driving force of the sector gear 52; the top of trigger lever 4 is equipped with buffer block 6, the top of mounting box 1 is equipped with downwardly extending and sets up the spacing post 7 that is used for supporting the contact with buffer block 6.

In the present embodiment, in order to prevent the trigger lever 4 from being worn due to frequent contact of the trigger lever 4 with the drain valve switch; the bottom of the trigger rod 4 is in threaded connection with an inverted T-shaped pressing block 8, and the bottom of the trigger rod 4 is provided with a threaded hole for installing the inverted T-shaped pressing block 8.

The utility model discloses a set up sector gear 52 on the output shaft of motor 51, when motor 51 received the signal of telecommunication that the outside was given, motor 51 rotatory sector gear 52 rotated simultaneously, when rotating to certain angle, sector gear 52 meshed with rack 53 on the trigger bar 4, drove the motion of trigger bar 4, and trigger bar 4 triggers the drainage valve switch drainage simultaneously; the sector gear 52 continues to rotate, when the sector gear rotates to a certain angle, the sector gear is disengaged from the rack 53, the trigger rod 4 returns by virtue of the spring at the moment, the signal emitter arranged on the trigger rod 4 moves to a receiving range of the signal receiver along with the trigger rod 4, the motor 51 receives a closed electric signal, and the motor 51 is closed; the utility model discloses can be according to the corotation reversal of motor 51, control trigger bar 4 respectively and carry out the action that bulldozes or carry, when the drain valve of opening is pushed down to the adaptation, trigger bar 4 carries out the action that bulldozes, and trigger bar 4 utilizes the elasticity return of spring this moment, and when the drain valve of opening is carried to the adaptation, trigger bar 4 carries out and carries the action, and trigger bar 4 receives the dead weight return that drops this moment.

The above only is the embodiment of the present invention, not limiting the patent protection scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An electrically driven drain valve triggering mechanism is characterized in that: including mounting box, signal transmitter, signal receiver, be used for controlling the trigger lever of drain valve drainage and be used for driving the drive assembly of trigger lever action, signal receiver locates in the mounting box just signal receiver is connected with the drive assembly electricity, signal transmitter locates on the drive assembly and is close to or keeps away from signal receiver and then control drive assembly stop work by the drive assembly drive.

2. An electrically driven drain valve triggering mechanism according to claim 1, wherein: drive assembly includes motor, sector gear, rack and elastic component, the trigger bar is located on the rack, sector gear is connected with the motor, rack and sector gear meshing cooperation are moved down and then are driven the trigger bar and move down and bulldoze by sector gear drive, signal transmitter installs on the rack, signal receiver locates the upside of mounting box, the elastic component cover is established on the trigger bar with the drive trigger bar return that makes progress and then drive signal transmitter and be close to signal receiver.

3. An electrically driven drain valve triggering mechanism according to claim 1, wherein: the driving assembly comprises a motor, a sector gear and a rack, the trigger rod is arranged on the rack, the sector gear is connected with the motor, the rack is meshed with the sector gear and is driven by the sector gear to move upwards so as to drive the trigger rod to move upwards and lift, the signal transmitter is arranged on the rack, and the signal receiver is arranged on the lower side of the mounting box.

4. An electrically driven drain valve triggering mechanism according to claim 1, wherein: the signal transmitter is a magnet, and the signal receiver is a Hall switch.

5. An electrically driven drain valve triggering mechanism according to claim 1, wherein: the top of trigger lever is equipped with the buffer block, the top of mounting box is equipped with downwardly extending and sets up the spacing post that is used for supporting the contact with the buffer block.

6. An electrically driven drain valve triggering mechanism according to claim 1, wherein: the bottom of the trigger rod is in threaded connection with an inverted T-shaped pressing block, and a threaded hole for installing the inverted T-shaped pressing block is formed in the bottom of the trigger rod.