KR101104840B1 - One Motor type Coaxial Damper for Bidet - Google Patents

Abstract

The present invention is a bidet that is rotated by one motor to configure the seat shaft and the cover shaft coaxially and sequentially open and close the toilet seat and the toilet cover as one drive motor, to reduce the number of parts and implement cost reduction The coaxial damper, according to the present invention, is provided in the bidet 10 mounted on the upper side of the toilet seat, the lower portion in the bidet damper 100 for rotating and opening the toilet cover 15 and the toilet seat 14, A housing 111; An upper housing 115 coupled with the lower housing 111; A drive motor 121 mounted to the lower housing 111; A reduction gear 122 engaged with the motor gear 121a of the driving motor 121; A drive gear 130 that meshes with the reduction gear 122 and rotates; A seat gear shaft 141 is rotatably installed in the lower housing 111 and the upper housing 115, and rotates in engagement with the driving gear 130 only within a set rotation angle. A seat gear 140 in which gear teeth 140a to be engaged are partially formed on one side; A cover gear shaft 151 is installed to be rotatable in the lower housing 111 and the upper housing 115, and rotates in engagement with the driving gear 130 only within a set rotation angle range. A cover gear 150 in which a gear tooth 150a to be engaged is partially formed at one side; When the gear tooth 160a is partially formed and the cover gear 150 is interposed between the cover gear 150 and the seat gear 140 and the engagement of the cover gear 150 is released from the drive gear 130, the drive gear 130 ) Is engaged with the gear tooth (160a) to rotate in conjunction with the rotation of the drive gear 130, by rotating the seat gear 140 by rotation to engage the seat gear 140 with the drive gear 130. A connection gear 160 for interlocking the seat gear 140 with the driving gear 130; A seat shaft 142 arranged on the seat gear shaft 141 and hinged to the toilet seat 14 to rotate the toilet seat 14; And a cover shaft 152 coaxially installed on the seat shaft 142 and arranged on the cover gear shaft 151 and hinged to the toilet seat cover 15 to rotate the toilet seat cover 15. It features. According to the configuration as described above, there is an advantage that the toilet seat and the toilet seat cover can be opened and closed sequentially by one motor.

Bidet, Damper, Toilet Seat, Toilet Seat Cover, Gear, Reducer, Coaxial

Description

Coaxial damper for bidet rotated by one motor {One Motor type Coaxial Damper for Bidet}

The present invention relates to a bidet damper, and in particular, by configuring the seat shaft and the cover shaft coaxially and to open and close the toilet seat and the toilet cover as one drive motor, the number of parts can be reduced, thereby realizing cost reduction The present invention relates to a bidet coaxial damper that is rotationally driven by a single motor so as to be suitable for use.

In general, the bidet is a sanitary appliance that is installed on the upper side of the toilet seat and used to maintain the cleanliness of the user after using the toilet seat.

The bidet is provided with a bidet damper to open and close the toilet seat and toilet seat connected to the toilet seat.

Conventional bidet dampers sometimes use a single shaft and a coaxial shaft for the toilet seat and the toilet cover, respectively.

Since any one of the two seats was used to open and close the toilet seat and the toilet seat cover, the number of parts increases, the installation cost increases, and the volume of the product increases due to the use of two motors. .

The present invention was created to solve the problems of the prior art as described above, and an object of the coaxial damper for a bidet rotated by one motor according to the present invention is to coaxially configure a seat shaft and a cover shaft, and to drive a single shaft. To provide a coaxial damper for a bidet that is rotationally driven by a single motor, which is suitable for reducing the number of parts and thereby realizing cost reduction by allowing the toilet seat and the toilet cover to be sequentially closed or opened as a motor. have.

In the bidet coaxial damper is driven by a motor of the present invention for achieving the above object is provided in the bidet mounted on the upper side of the toilet seat, in the bidet damper for rotating and opening the toilet cover and the toilet seat: Lower housing; An upper housing coupled to the lower housing; A drive motor mounted to the lower housing; A reduction gear meshing with the motor gear of the drive motor; A drive gear that rotates by meshing with the reduction gear; A seat gear in which a seat gear shaft is rotatably installed in the lower housing and the upper housing, and a gear tooth meshing with the drive gear is partially formed on one side so as to rotate in engagement with the drive gear only within a predetermined rotation angle range; A cover gear having a cover gear shaft rotatably installed at the lower housing and the upper housing, wherein a gear tooth meshing with the drive gear is partially formed at one side so as to rotate in engagement with the drive gear only within a predetermined rotation angle range; When the gear teeth are partially formed and interposed between the cover gear and the seat gear and the cover gear is disengaged from the driving gear, the gear teeth are meshed with the driving gear to rotate in conjunction with the rotation of the driving gear. A gear connected to the drive gear by rotating the seat gear to engage the seat gear with the drive gear; A seat shaft installed in the seat gear shaft and hinged to the toilet seat to rotate the toilet seat; The cover shaft is coaxially built in the seat shaft is arranged on the cover gear shaft, it is hinged to the toilet cover, characterized in that it comprises a cover shaft for rotating the toilet cover.

A coaxial damper for a bidet rotated and driven by a single motor of the present invention having the above configuration includes a seat shaft and a cover shaft coaxially, so that the toilet seat and the toilet cover can be sequentially closed or opened with only one driving motor. As a result, there is an effect that can reduce the number of parts and implement cost savings.

The following will be described in detail with reference to the accompanying drawings, a preferred embodiment of the coaxial damper for bidet rotated by one motor of the present invention.

1 is a view illustrating a state of installation of a coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, Figure 2 is rotated by one motor according to an embodiment of the present invention A perspective view of an assembled state of a coaxial damper for a bidet is shown, a partially exploded perspective view of FIG. 2 is shown in FIG. 3, an exploded perspective view of FIG. 2 is shown in FIG. 4, and an embodiment of the present invention is illustrated in FIG. 5. A perspective view when the upper housing is released in the coaxial damper for a bidet rotated by a single motor by the motor is shown, and FIG. 6 is a perspective view when the upper housing is released in FIG. 2, and FIG. 7. 2 is a front view of the upper housing is released, Figure 8 is a coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention 9 is an exploded perspective view of the main part, and FIG. 9 illustrates an exploded perspective view of the main part in a state in which a second coil spring is mounted in a coaxial damper for a bidet rotated by a motor according to an embodiment of the present invention. 10 is an exploded perspective view of a main part of a coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, Figure 11 is shown by one motor according to an embodiment of the present invention An exploded perspective view of the main part seen from the other side of the coaxial damper for a rotating bidet is shown.

1 to 11, a coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, is provided in the bidet 10 mounted on the upper side of the toilet seat, toilet cover In the bidet damper 100 for rotating and opening and closing the 15 and the toilet seat 14, the lower housing 111, the upper housing 111 is coupled to the lower housing 111 by, for example, a fastening screw P1 (115). ), The driving motor 121 mounted on the lower housing 111, the upper housing 115, the lower housing and the motor bracket 121b are rotatably installed so that the motor gear 121a of the driving motor 121 is rotated. ), The reduction gear 122 is engaged with the drive gear, the drive gear 130 is rotated in engagement with the reduction gear 122, and the seat gear shaft 141 is formed on the seat shaft 142 is the lower housing 111 Rotation angle (eg 120 degrees) range set and rotatably mounted on the upper and upper housings 115 The gear gear 140a meshing with the drive gear 130 is partially formed on one side so that the gear gear 140a meshes with the drive gear 130 to rotate. Tooth 140a is only partially formed on one side and rotates only at a set rotation angle), and a cover gear shaft 151 arranged on the cover shaft 152 is disposed on the lower housing 111 and the upper housing 115. It is installed to be rotatable, and the gear tooth 150a which is engaged with the drive gear 130 so as to rotate in engagement with the drive gear 130 only within the set rotation angle (eg 120 degrees) range is partially formed on one side The cover gear 150 and the gear tooth 160a are partially formed and interposed between the cover gear 150 and the seat gear 140 so that the cover gear 150 is disengaged from the driving gear 130. If the gear tooth (160a) is in the drive gear 130 It rotates in conjunction with the rotation of the drive gear 130 and rotates the seat gear 140 by the rotation to engage the seat gear 140 with the drive gear 130 to drive the seat gear 140 drive gear ( A connection gear 160 to be interlocked with the 130, a seat shaft 142 which is arranged on the seat gear shaft 141 and hinged to the toilet seat 14 to rotate the toilet seat 14, and the seat. And a cover shaft 152 coaxially installed in the shaft 142 and arranged in the cover gear shaft 151 and hinged to the toilet cover 15 to rotate the toilet cover 15. do.

In the coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, one side and the other side of the connecting gear 160 is formed with a recessed groove (160b, 160b '), respectively, Is inserted into the rotary engaging groove (160b) formed on one surface of the connecting gear 160, the seat engaging projection (140c) for forcibly rotating the connecting gear 160 in accordance with the rotation of the seat gear 140 is connected to the connecting gear ( It is formed on one surface of the seat gear 140 in contact with the 160, and is inserted into the rotation engaging groove (160b ') formed on the other surface of the connecting gear 160, the cover gear (150) in accordance with the rotation of the cover gear 150 A cover engaging protrusion 150c for forcibly rotating 150 is formed on one surface of the cover gear 150 in contact with the connecting gear 160, such that the seat gear 140 is connected to and connected to the connecting gear 160. Rotation is transmitted between the gear 160 and the cover gear 150 .

According to the configuration as described above, when the seat gear 140 almost closes the engagement with the prime mover 130, the seat catching protrusion 140c is caught by the end of the rotary catching groove 160b, so that the connecting gear 160 is the prime gear ( Although not engaged in 130, the seat gear 140 forcibly rotates the coupling gear 160 to engage the coupling gear 160 with the motive gear 130 to perform the connection with the motive gear 130, When the coupling gear 160 is almost finished with the driving gear 130, the cover locking protrusion 150c is caught at the end of the rotation locking groove 160b 'so that the cover gear 150 is engaged with the driving gear 130. Even if not, the connection gear 160 forcibly rotates the cover gear 150 to engage the cover gear 150 with the motive gear 130 so as to connect with the motive gear 130.

In a coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, one surface of the seat gear 140 is spaced radially outward from the seat gear shaft 141 in a first rotation. A guide groove (140d) is formed in the recess, one surface of the cover gear 150 is radially outwardly spaced from the cover gear shaft 151, the second rotation guide groove (150d) is formed in the recess, A first rotation guide protrusion 160c is formed on one surface of the connection gear 160 to guide the rotation of the connection gear 160 by being inserted into the first rotation guide groove 140d. The other surface is inserted into the second rotation guide groove (150d) is characterized in that the second rotation guide projection (160c ') for guiding the rotation of the connecting gear 160 is formed.

According to the configuration as described above there is an advantage that the connecting gear 160 can rotate the trajectory accurately determined without play in the track.

In the coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, the upper side of the upper housing 115, the first boss 116 is installed so that the seat gear shaft 141 is rotatable ) Is formed, the first boss 116 is formed with a first boss groove 116a for determining the rotation angle of the seat gear 140, the one side of the outer peripheral surface of the seat gear shaft 141 Seat gear which stops the rotation of the seat gear 140 by being stopped in the first boss groove 116a at the position where the toilet seat 14 is opened and closed while rotating in the first boss groove 116a. The stopper 141a is protruded.

The upper and lower limit positions at which the seat gear 140 stops rotating and the toilet seat 14 also stops at the moment when the seat gear 140 is disengaged from the prime mover 130. In order to control the position accurately, the first boss groove 116a and the seat gear stopper 141a are employed. According to the configuration of the first boss groove 116a and the seat gear stopper 141a as described above, the seat gear stopper When 141a is positioned at both ends of the first boss groove 116a, the rotation of the seat gear 140 has an advantage of reliably stopping regardless of whether the seat gear 140 is engaged with the motive gear 130.

In the coaxial damper for a bidet rotated by a single motor according to an embodiment of the present invention, the second boss 112 is installed on the upper side of the lower housing 111 so that the cover gear shaft 151 is rotatable. ) Is formed, and the second boss 112 is formed with a second boss groove 112a for determining a rotation angle (a range of a fully open angle and a closed angle) of the cover gear 150. One side of the outer circumferential surface of the gear shaft 151 is rotated in the second boss groove (112a) while the toilet seat 14 is stopped in the second boss groove (112a) at the maximum open position and closed position to cover the cover gear The cover gear stopper 151a which stops rotation of the 150 is protruded.

The upper and lower limit positions at which the cover gear 150 stops rotating and the toilet cover 15 stops at the moment when the cover gear 150 is disengaged from the motive gear 130. However, the toilet cover 15 stops rotating. In order to control the position accurately, the second boss groove 112a and the cover gear stopper 151a are employed. According to the configuration of the second boss groove 112a and the cover gear stopper 151a as described above, the cover gear stopper When the 151a is positioned at both ends of the second boss groove 112a, the rotation of the cover gear 150 has an advantage of reliably stopping regardless of whether the cover gear 150 is engaged with the driving gear 130.

In the coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, one surface of the seat gear 140 is formed with a first spring fitting hole 140e, one end of the first It is inserted into the spring fitting hole 140e and is fixedly supported, and the other end is seated and supported by the lower housing 111 so that it is compressed according to the forward rotation of the seat gear 140 (when the toilet seat 14 is closed) and the toilet seat. When the 14 is opened (the seat gear 140 rotates in the reverse direction), the first coil facilitates the reverse rotation of the seat gear 140 by acting the reverse rotational force with respect to the seat gear 140 by the elastic restoring force. A second spring fitting hole 150e is formed on one surface of the spring 171 and the cover gear 150, and one end of the spring 171 is fitted into the second spring fitting hole 150e to be fixedly supported and the other end of the lower housing ( 111 and the cover When the toilet 150 is compressed according to the forward rotation (when the toilet cover 15 is closed) and the toilet cover 15 is opened (the cover gear 150 rotates in the reverse direction), the cover gear 150 is elastically restored. The second coil spring 181 to facilitate the reverse rotation of the cover gear 150 by operating the reverse rotational force with respect to the) is characterized in that the configuration is further included.

The toilet cover 15 and the toilet seat 14 are relatively heavy to be lifted by one drive motor 121 of the bidet damper 100, and the first coil spring 171 and the second coil spring according to the above-described configuration. The seat gear 140 and the cover gear 150 can be opened more easily by the restoring force of 181.

In the coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, the first surface of the lower housing 111 so that the other end of the first coil spring 171 can be seated and supported The support protrusion 113 is formed, and the second support protrusion 114a is formed on the inner surface of the lower housing 111 so that the other end of the second coil spring 181 can be seated and supported. .

In the coaxial damper for bidet rotated by one motor according to an embodiment of the present invention, the second coil spring 181 of the second coil spring 181 to prevent the other end of the departure The mounting disk 182 for pressing the other end in the inner surface direction of the lower housing 111 is characterized in that it is coupled to the mounting groove 114b formed on the inner surface of the lower housing 111.

According to the configuration as described above, the second coil spring 181 has an advantage that can be prevented from being released while being seated and supported.

In the coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, the first opposing projection 113 'on the inner surface of the lower housing 111 to face the first support projection 113 ) Is formed, and the other end of the first coil spring 171 is inserted into the channel 113 ″ between the first support protrusion 113 and the first opposing protrusion 113 ′ so that the first support protrusion ( 113) is characterized in that it is seated and supported.

According to the configuration as described above there is an advantage that the first coil spring 171 can be prevented from being detached and at the same time seated.

In the coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention, the first encoder gear 140b is formed on the opposite side of the gear tooth 140a formed on the seat gear 140 The seat encoder gear 191a meshing with the first encoder gear 140b is rotatably installed in the upper housing 115 and the lower housing 111, and the rotation speed of the seat encoder gear 191a is provided. The seat encoder 191b for detecting and outputting the electrical signal is installed in the lower housing 111, and the second encoder gear 150b is formed on the opposite side of the gear tooth 150a formed on the cover gear 150. And a cover encoder gear 192a meshing with the second encoder gear 150b is rotatably installed in the upper housing 115 and the lower housing 111, and the cover encoder gear 192a is rotated. The cover end detects the number and outputs it as an electrical signal. Coder 192b is characterized in that it is installed in the lower housing 111.

According to the above configuration, it is possible to detect the rotational speed of the cover gear 150 and the seat gear 140 and output it as an electrical signal, and there is an advantage that can automatically control the drive motor 121 based on this. .

Meanwhile, as shown in FIG. 11, holding protrusions h1 are formed at both sides of the rotation catching grooves 160b and 160b ′, and the sheet catching protrusion 140c and the cover rotation are formed by the holding protrusions h1. Holding the protrusion 150c allows the connecting gear 160 to rotate with the seat gear 140 or the cover gear 150.

The following describes the operation process of the inventor having the above configuration.

12 is a view illustrating an operation state when the toilet seat and the toilet cover are closed by rotating the seat gear and the cover gear in a forward direction in the coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention. FIG. 13 is a view illustrating an operation state when a toilet seat and a toilet cover are opened by rotating a seat gear and a cover gear in a reverse direction in a coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention. have.

First, in the state where the toilet seat 14 and the toilet seat cover 15 are opened, the motive gear 130 is engaged with the gear tooth 140a of the seat gear 140, and the coupling gear 160 and the cover gear 150 It is in the state that it is not engaged (FIG. 12 (a)). At this time, the sheet jamming protrusion 140c is in a state of being caught in one end of the rotary locking groove 160b.

At this time, the driving motor 121 is rotated and the rotation is transmitted to the prime gear 130 through the reduction gear 122. When the prime gear 130 rotates, the seat gear 140 is shown by an arrow in FIG. As shown in the drawing, the seat catching protrusion 140c caught at one end of the rotating catching groove 160b is forcibly pulled and rotated by the connecting gear 160, whereby the gear of the connecting gear 160 is rotated. Tooth 160a is engaged with the prime mover 130, at which time the toilet seat 14 is completely closed (FIG. 12B). At this time, the seat gear 140 is in a state of releasing engagement with the prime mover 130.

When the prime mover 130 continues to rotate, the rotary catching groove 160b 'pulls the cover catch protrusion 150c and rotates the cover gear 150. At this time, the cover gear 150 engages with the prime mover 130. (FIG. 12C).

By continuing the rotation of the prime mover 130, the cover gear 150 is rotated to close the toilet cover 15 (Fig. 12 (d)). At this time, the seat gear 140 and the connecting gear 160 is a state of releasing the engagement with the prime mover 130, of course.

In addition, as shown in FIG. 13, the operation of opening the toilet seat 14 and the toilet seat cover 15 in the closed state is a reverse process of the closing operation described above, and thus, detailed operation description thereof will be omitted.

The above embodiments of the present invention are merely one embodiment of the technical idea of the present invention, and of course, other modifications can be made within the technical idea of the present invention by those skilled in the art.

1 is a diagram illustrating an installation state of a coaxial damper for a bidet driven by a single motor according to an embodiment of the present invention.

Figure 2 is a perspective view of the assembled state of the coaxial damper for bidet rotated by one motor according to an embodiment of the present invention.

3 is a partially exploded perspective view of FIG. 2.

4 is an exploded perspective view of FIG. 2.

FIG. 5 is a perspective view when the upper housing is released in the coaxial damper for bidet rotated by one motor according to an embodiment of the present invention.

6 is a perspective view when the upper housing is released from FIG. 2.

FIG. 7 is a front view when the upper housing is released from FIG. 2. FIG.

8 is an exploded perspective view showing main parts of a coaxial damper for a bidet which is rotationally driven by one motor according to an embodiment of the present invention.

FIG. 9 is an exploded perspective view showing main parts of a bidet coaxial damper mounted by a motor according to an embodiment of the present invention in a state in which a second coil spring is mounted.

Fig. 10 is an exploded perspective view of main parts of a coaxial damper for a bidet which is rotationally driven by a motor according to an embodiment of the present invention.

11 is an exploded perspective view of a main part viewed from the other side of the coaxial damper for a bidet rotated by one motor according to an embodiment of the present invention.

12 is an operation state diagram when the toilet seat and the toilet cover are closed by rotating the seat gear and the cover gear in the forward direction in the coaxial damper for bidet rotated by one motor according to an embodiment of the present invention.

FIG. 13 is an operation state diagram when a toilet seat and a toilet cover are opened by rotating a seat gear and a cover gear in a reverse direction in a coaxial damper for a bidet driven by a motor according to an embodiment of the present invention.

          Explanation of symbols on the main parts of the drawings

100; Coaxial damper for bidet rotated by one motor

111; Lower housing

112; Second boss

112a; 2nd boss groove

113; 1st support protrusion

113 '; 1st facing protrusion

113 ''; channel

114a; 2nd support protrusion

114b; Home

115; Upper housing

116; First boss

116a; 1st boss groove

121; Drive motor

121a; Motor gear

121b; Motor Bracket

122; Reduction gear

130; Drive gear

140; Seat Gear

140a; Gear Gear of Seat Gear

140b; 1st encoder gear

140c; Seat jam

140d; 1st rotation guide groove frame

140e; 1st spring hole

141; Seat Gear Shaft

141a; Seat Gear Stopper

142; Seat shaft

150; Cover gear

150a; Gear teeth of cover gear

150b; 2nd encoder gear

150c; Cover jam

150d; 2nd rotation guide groove frame

150e; 2nd spring hole

151; Cover gear shaft

151a; Covergear stopper

152; Cover shaft

160; Connecting gear

160a; Gear

160b, 160b '; Revolving Jam Groove

h1; Holding protrusion

160c; first rotation guide projection

160c '; second rotation guide projection

171; First coil spring

181; 2nd coil spring

182; Seating disc

191a; Seat Encoder Gear

191b; Seat encoder

192a; Cover Encoder Gear

192b; Cover encoder

10; Bidet

15; Toilet seat cover

14; Toilet seat

Claims (10)

In the bidet damper 100 is provided inside the bidet 10 mounted on the upper side of the toilet seat, and rotates the toilet cover 15 and the toilet seat 14 to open and close. Lower housing 111; An upper housing 115 coupled with the lower housing 111; A drive motor 121 mounted to the lower housing 111; A reduction gear 122 engaged with the motor gear 121a of the driving motor 121; A drive gear 130 that meshes with the reduction gear 122 and rotates; A seat gear shaft 141 is rotatably installed in the lower housing 111 and the upper housing 115, and rotates in engagement with the driving gear 130 only within a set rotation angle. A seat gear 140 in which gear teeth 140a to be engaged are partially formed on one side; A cover gear shaft 151 is installed to be rotatable in the lower housing 111 and the upper housing 115, and rotates in engagement with the driving gear 130 only within a set rotation angle range. A cover gear 150 in which a gear tooth 150a to be engaged is partially formed at one side; When the gear tooth 160a is partially formed and the cover gear 150 is interposed between the cover gear 150 and the seat gear 140 and the engagement of the cover gear 150 is released from the drive gear 130, the drive gear 130 The gear teeth 160a are engaged with each other to rotate in conjunction with the rotation of the drive gear 130, and the seat gear 140 is rotated by the rotation to engage the seat gear 140 with the drive gear 130. A connection gear 160 for interlocking the seat gear 140 with the driving gear 130; A seat shaft 142 arranged on the seat gear shaft 141 and hinged to the toilet seat 14 to rotate the toilet seat 14; Consisted coaxially to the seat shaft 142 is arranged on the cover gear shaft 151, hinged to the toilet cover 15 is configured to include a cover shaft 152 for rotating the toilet cover 15, Rotating engaging grooves 160b and 160b 'are formed on one surface and the other surface of the connecting gear 160, respectively, and are inserted into the rotating engaging grooves 160b formed on one surface of the connecting gear 160 to seat the gear 140. Seat engaging projection 140c for forcibly rotating the connecting gear 160 in accordance with the rotation of the) is formed on one surface of the seat gear 140 in contact with the connecting gear 160, the connecting gear 160 Is inserted into the rotary engaging groove (160b ') formed on the other surface of the cover gear 150 for engaging the cover gear 150 in accordance with the rotation of the cover gear 150 is in contact with the connecting gear 160 Is formed on one surface of the cover gear 150, the seat gear 140 is a motor characterized in that the rotation is transmitted between the connecting gear 160 and between the connecting gear 160 and the cover gear 150 Coaxial damper for bidet rotated by. delete The method according to claim 1, One surface of the seat gear 140 is spaced radially outward from the seat gear shaft 141 is formed with a first rotary guide groove (140d) concave, One surface of the cover gear 150 is radially outwardly spaced from the cover gear shaft 151 to form a second rotation guide groove 150d. A first rotation guide protrusion 160c is formed on one surface of the connection gear 160 to guide the rotation of the connection gear 160 by being inserted into the first rotation guide groove 140d and the connection gear 160. On the other side of the second rotation guide groove (150d) is inserted into the second rotation guide projection (160c ') is formed to guide the rotation of the connecting gear 160 is rotated by one motor, characterized in that Coaxial damper for bidet. The method of claim 3, The first boss 116 is formed on the upper side of the upper housing 115 so that the seat gear shaft 141 is rotatable. The first boss 116 is formed with a first boss groove 116a for determining the rotation angle of the seat gear 140, On one side of the outer circumferential surface of the seat gear shaft 141 is rotated in the first boss groove (116a) while the toilet seat 14 is stopped in the first boss groove (116a) at the maximum opening position and closing position to stop the A coaxial damper for a bidet rotated and driven by a single motor, characterized in that the seat gear stopper (141a) which stops the rotation of the seat gear 140 is protruded. The method according to claim 4, On the upper side of the lower housing 111, a second boss 112 is formed so that the cover gear shaft 151 is rotatable, The second boss 112 is formed with a second boss groove 112a for determining the rotation angle of the cover gear 150. One side of the outer circumferential surface of the cover gear shaft 151 is rotated in the second boss groove 112a and stops at the second boss groove 112a at a position in which the toilet seat 14 is opened and closed at the maximum. A coaxial damper for a bidet rotated and driven by a single motor, characterized in that a cover gear stopper (151a) for stopping rotation of the cover gear (150) is protruded. The method according to claim 1, One surface of the seat gear 140 is formed with a first spring fitting hole 140e, One end is fixedly supported by being fitted into the first spring fitting hole 140e and the other end is seated and supported by the lower housing 111 to be compressed according to the forward rotation of the seat gear 140 and the toilet seat 14 is opened. In this case, the first coil spring 171 facilitates reverse rotation of the seat gear 140 by acting a reverse rotational force with respect to the seat gear 140 by an elastic restoring force; And One surface of the cover gear 150 is formed with a second spring fitting hole 150e, When one end is fixed to the second spring fitting hole (150e) is supported and the other end is supported by the lower housing 111, the cover gear 150 is compressed in accordance with the forward rotation of the toilet cover 15 is opened By one motor characterized in that it further comprises a second coil spring 181 to facilitate the reverse rotation of the cover gear 150 by applying a reverse rotational force to the cover gear 150 by the elastic restoring force Coaxial dampers for rotating bidets. The method according to claim 6, A first support protrusion 113 is formed on an inner surface of the lower housing 111 so that the other end of the first coil spring 171 can be seated and supported. For the bidet rotated by one motor, characterized in that the second support protrusion (114a) is formed on the inner surface of the lower housing 111 so that the other end of the second coil spring 181 can be seated and supported. Coaxial damper. The method of claim 7, A mounting disc 182 presses the other end of the second coil spring 181 toward the inner surface of the lower housing 111 so as to prevent the other end of the second coil spring 181 from being separated. A coaxial damper for a bidet rotated and driven by a single motor, characterized in that it is fitted into the seating groove (114b) formed on the inner surface of the 111. The method according to claim 8, A first opposing protrusion 113 ′ is formed on an inner surface of the lower housing 111 so as to face the first support protrusion 113. The other end of the first coil spring 171 is inserted into the channel 113 ″ between the first support protrusion 113 and the first opposing protrusion 113 ′ to be seated and supported by the first support protrusion 113. A coaxial damper for a bidet that is rotationally driven by a single motor, characterized in that there is. The method according to claim 1, The first encoder gear 140b is formed on the opposite side of the gear tooth 140a formed on the seat gear 140, A seat encoder gear 191a meshing with the first encoder gear 140b is rotatably installed in the upper housing 115 and the lower housing 111. A seat encoder 191b for detecting the number of revolutions of the seat encoder gear 191a and outputting it as an electrical signal is installed in the lower housing 111. A second encoder gear 150b is formed on the opposite side of the gear tooth 150a formed on the cover gear 150. A cover encoder gear 192a meshing with the second encoder gear 150b is rotatably installed in the upper housing 115 and the lower housing 111. A coaxial damper for a bidet rotated by one motor, characterized in that the cover encoder 192b for detecting the rotational speed of the cover encoder gear 192a and outputting it as an electrical signal is installed in the lower housing 111. .

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