CN211346029U - Synchronous electric sliding rail for refrigerator - Google Patents
Synchronous electric sliding rail for refrigerator Download PDFInfo
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- CN211346029U CN211346029U CN201921740130.3U CN201921740130U CN211346029U CN 211346029 U CN211346029 U CN 211346029U CN 201921740130 U CN201921740130 U CN 201921740130U CN 211346029 U CN211346029 U CN 211346029U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 27
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- 230000008569 process Effects 0.000 claims description 8
- 230000006698 induction Effects 0.000 claims description 6
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- MKGHDZIEKZPBCZ-ULQPCXBYSA-N methyl (2s,3s,4r,5r,6r)-4,5,6-trihydroxy-3-methoxyoxane-2-carboxylate Chemical compound CO[C@H]1[C@H](O)[C@@H](O)[C@H](O)O[C@@H]1C(=O)OC MKGHDZIEKZPBCZ-ULQPCXBYSA-N 0.000 claims 13
- 230000002265 prevention Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 5
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Abstract
The utility model discloses a synchronous electric slide rail for a refrigerator, which consists of an electromechanical part and an electric control part, wherein the electromechanical part comprises two slide rail mounting brackets, slide rails arranged on the slide rail mounting brackets, a synchronous bracket between the two slide rails, a motor above and a transmission shaft below the synchronous bracket, a transmission shaft connected with the motor, and racks connected with the two ends of the transmission shaft; a synchronous mechanism is arranged between the two racks and consists of two sets of synchronous ropes, a rope front fixed block, a rope rear fixed block and a rope pulley; the electric control part comprises a control panel, and an MCU, an anti-pinch module, an opening button, a closing button, an emergency braking button and the like which are arranged on the control panel. The utility model discloses when respectively adopting a set of rack and pinion on the slide rail of both sides, additionally increased lazytongs for the steady motion is all the time in "8" style of calligraphy fag end that constitutes by two tight synchronous ropes in synchronous support both ends, thereby further improves the synchronism of slide rail, increase of service life.
Description
Technical Field
The utility model belongs to the technical field of electronic slide rail, concretely relates to synchronous electronic slide rail is used to refrigerator.
Background
At present, electric drawers are designed in freezers or refrigerators required by some industries, and the electric drawers are automatically opened and closed by driving sliding rails on the left side and the right side to synchronously move back and forth through a motor, so that the requirement on the synchronism of the left side and the right side of the adopted electric sliding rails is high. At present, a set of left and right gear racks are usually adopted for promoting the synchronism of the left and right sides of the electric sliding rail on the market, but the synchronism effect of the single method is not ideal, and after long-time use and observation, the situation that the left and right sides of the electric sliding rail still swing can be found particularly under the completely opened state or the low-temperature instant starting state, so that the synchronism is greatly influenced, and the service life of the electric sliding rail is further influenced.
SUMMERY OF THE UTILITY MODEL
The defect to prior art exists, the utility model provides a synchronous electronic slide rail is used to refrigerator when adopting two rack and pinion, has increased lazytongs to further improve electronic slide rail's synchronism, promote the user and use and feel, increase of service life.
For solving the technical problem, realize above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
a synchronous electric slide rail for a refrigerator is composed of an electromechanical part and an electric control part.
The electromechanical part comprises two slide rail mounting brackets which are fixedly connected with the left inner wall and the right inner wall of the refrigerator, a slide rail is respectively arranged on the two slide rail mounting brackets, the lower rails of the two slide rails are fixedly connected with the slide rail mounting brackets on the corresponding sides, the rear parts of the upper rails of the two slide rails are respectively provided with a synchronous bracket mounting plate, a synchronous bracket is arranged between the two synchronous bracket mounting plates, a motor is arranged above the synchronous bracket through a motor mounting plate connected with the synchronous bracket, a driving gear is arranged on a motor shaft of the motor, a transmission shaft is arranged below the synchronous bracket through a plurality of transmission shaft mounting seats connected with the synchronous bracket, the middle part of the transmission shaft is provided with a transmission gear which is meshed with the driving gear, and the left end and the right end of the transmission shaft are respectively provided with a driven gear; the two slide rail mounting brackets are respectively provided with a rack, and the left driven gear and the right driven gear are respectively meshed with the left rack and the right rack;
a synchronous mechanism is arranged between the two racks and comprises a first synchronous rope, a second rope front fixing block and a first rope front fixing block which are respectively arranged at the lower parts of the front ends of the left rack and the right rack, a first rope rear fixing block and a second rope rear fixing block which are respectively arranged at the lower parts of the rear ends of the left rack and the right rack, and a left rope pulley and a right rope pulley which are respectively arranged below the left end and the right end of the synchronous support; wherein,
the rear end of the first synchronous rope is connected with the first rope rear fixing block, the front end of the first synchronous rope sequentially bypasses the left rope pulley from the front side and bypasses the right rope pulley from the rear side and then is connected with the first rope front fixing block, and the first synchronous rope is in a tightened state between the first rope rear fixing block and the first rope front fixing block; the rear end of the second synchronous rope is connected with the second rope rear fixing block, the front end of the second synchronous rope sequentially passes through the right rope pulley from the front side and is connected with the second rope front fixing block after passing through the left rope pulley from the rear side, and the second synchronous rope is in a tightened state between the second rope rear fixing block and the second rope front fixing block;
the electric control part comprises a control panel, an MCU and an anti-pinch module are integrated in the control panel, and an opening button, a closing button and an emergency braking button are arranged on the surface of the control panel;
the opening button and the closing button are respectively connected with the input end of the MCU and are respectively used for sending signals for controlling the forward rotation and the reverse rotation of the motor to the MCU; the emergency brake button is connected with the input end of the MCU and used for sending a signal for immediately stopping the forward rotation or the reverse rotation of the motor to the MCU; one end of the anti-pinch module is connected with the motor and used for judging whether the sliding rail is blocked in the closing process or not by monitoring the current of the motor (when the motor cannot normally rotate due to pinching hands or articles in the closing process of the sliding rail, the current of the motor can rise along with the motor, the anti-pinch module can sense whether the sliding rail is clamped by hands or articles according to the sudden abnormal rise of the current of the motor), and the other end of the anti-pinch module is connected with the input end of the MCU and used for sending a signal for immediately stopping the motor from reversing to the MCU when the sliding rail is blocked in the closing process; and the output end of the MCU is connected with the motor and used for controlling the rotation direction and the rotation distance of the motor according to various corresponding induction signals.
Further, the transmission shafts are rotatably arranged in all the transmission shaft mounting seats through shaft sleeves.
Furthermore, a gasket is arranged between the motor and the motor mounting plate.
Furthermore, the front ends of the first synchronous rope and the second synchronous rope are respectively provided with a first tensioning device and a second tensioning device for adjusting the tightness of the ropes.
Furthermore, the first tensioning device comprises a first adjusting nut mounting plate arranged below the front part of the right slide rail mounting bracket, a first adjusting nut arranged in the first adjusting nut mounting plate and a first adjusting screw fixed with the front end of the first synchronous rope, the first adjusting nut mounting plate is positioned behind the first rope front fixing block, and the first adjusting screw is in threaded connection with the first adjusting nut after bypassing the first rope front fixing block, so that the purpose of adjusting the length of the first synchronous rope is achieved; similarly, second overspeed device tensioner includes that one sets up at the left second adjusting nut mounting panel, the setting of the anterior below of slide rail installing support are in second adjusting nut and one in the second adjusting nut mounting panel and the second adjusting screw that the synchronous rope front end of second was fixed, the second adjusting nut mounting panel is located the rear of the preceding fixed block of second rope, second adjusting screw is bypassing behind the preceding fixed block of second rope with second adjusting nut threaded connection, in order to realize adjusting the purpose of the synchronous rope length of second.
Furthermore, the electric control part also comprises a group of adjustable elastic limit switches arranged between the synchronous support and the rack, each adjustable elastic limit switch consists of a contact inductor, a front contact elastic part and a rear contact elastic part, the front contact elastic part and the rear contact elastic part are used for triggering the contact inductor, the contact inductor is arranged below the left end or the right end of the synchronous support through a contact inductor mounting plate, and the front contact elastic part and the rear contact elastic part are respectively arranged on the inner side surfaces of the front end and the rear end of the rack on the same side as the contact inductor in a front-back adjustable manner;
the output end of the contact inductor is connected with the input end of the MCU and used for sending a signal for immediately stopping the forward rotation or the reverse rotation of the motor to the MCU when the induction end of the contact inductor is in contact with the front contact elastic part or the rear contact elastic part so as to realize the function of limiting the sliding rail when the sliding rail is completely opened and closed.
Further, the front contact elastic piece and the rear contact elastic piece are both spring pieces or spring pins.
Furthermore, the contact sensor also has an alarm function that the slide rail is not opened or closed in place, and in cooperation with the alarm function, an alarm device and a display device are arranged on the surface of the control panel;
the output end of the contact inductor is connected with the input end of the MCU and is used for sending a signal that the opening or closing of the slide rail is not in place to the MCU when the contact inductor is not in contact with the front contact elastic piece or the rear contact elastic piece after the motor starts to rotate forwards or reversely for a certain time (the contact inductor comprises a timer and times when the motor starts to rotate forwards or reversely, and if the contact inductor is not in contact with the front contact elastic piece or the rear contact elastic piece in a set time limit, the contact inductor sends a signal that the opening or closing of the slide rail is not in place to the MCU);
the output end of the MCU is respectively connected with the alarm device and the display device and is respectively used for controlling the alarm device to send an alarm prompt and controlling the display device to record the failure times of the slide rail when receiving a signal that the slide rail is not opened or closed in place.
Further, the gear ratio of the driving gear to the transmission gear is 1: 1-1: 2, so that the sliding rail can be manually opened or closed by a person when the power is cut off.
Furthermore, a winding displacement hose moving seat is arranged on the synchronous support, a winding displacement hose fixing seat is arranged at the rear end of the rack on the left side or the right side, and a winding displacement hose used for containing the motor cable is arranged between the winding displacement hose moving seat and the winding displacement hose fixing seat, so that wiring is facilitated.
The utility model has the advantages that:
the utility model discloses when respectively adopting a set of rack and pinion on the slide rail of both sides, additionally increased a lazytongs, this lazytongs can make synchronous support both ends all the time in "8" style of calligraphy fag end that constitute by two tight synchronous ropes steady motion to further improve electric slide rail's synchronism, promote user's use and feel, increase of service life.
The utility model discloses an overspeed device tensioner who is used for adjusting rope length has been installed respectively to one end at two synchronous ropes, can let synchronous rope be in the state of tightening constantly to can guarantee lazytongs's validity for a long time.
The utility model discloses not only can be when meeting with certain resistance the closed action of automatic shutdown slide rail to avoid the slide rail to press from both sides the finger or other positions to the staff, moreover the utility model discloses have emergency braking button, can open or the closed in-process of slide rail promptly stops, with the safety of further assurance personnel and article.
The utility model discloses still have the slide rail and open/close alarming function when not targetting in place, when the slide rail is opening or when closing because of circuit trouble or mechanical failure fail to open completely, the utility model discloses can send the slide rail warning of becoming invalid after the certain time that the trouble takes place to can take notes and show the number of times of becoming invalid of slide rail, so that provide the reference for the maintenance personal.
The utility model discloses suitable motor and gear ratio have been selected, make the utility model discloses can rely on the manpower alright manually to open the slide rail or be closed when the outage, thereby avoided the utility model discloses become invalid because of the outage.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
FIG. 1 is a perspective view of the closed electromechanical part of the synchronous electric slide rail for a refrigerator according to the present invention;
fig. 2 is a bottom view of the refrigerator with the electromechanical part of the synchronous electric slide rail closed;
FIG. 3 is a perspective view of the refrigerator with the electromechanical part of the synchronous electric slide rail of the present invention opened;
fig. 4 is a bottom view of the refrigerator with the synchronous electric slide rail of the present invention opened;
FIG. 5 is an enlarged view of an adjustable elastic limit switch of the electric control part of the synchronous electric slide rail for the refrigerator of the present invention;
fig. 6 is a schematic view of a control panel of the electric control part of the synchronous electric slide rail for the refrigerator of the present invention;
fig. 7 is a schematic view of the electrical connection relationship of the electric control part of the synchronous electric slide rail for the refrigerator of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. The description as set forth herein is intended to provide a further understanding of the invention and forms a part of this application and the exemplary embodiments and descriptions thereof are presented for purposes of illustration and description and are not intended to limit the invention in any way.
A synchronous electric slide rail for a refrigerator is composed of an electromechanical part and an electric control part.
Referring to fig. 1-4, the electromechanical part includes two slide rail mounting brackets 1 for fixedly connecting with the left and right inner walls of the refrigerator, two slide rail mounting brackets 1 are respectively provided with a slide rail 2, the lower rails of the two slide rails 2 are both fixedly connected with the slide rail mounting brackets 1 on the corresponding side, the rear parts of the upper rails of the two slide rails 2 are respectively provided with a synchronizing bracket mounting plate 3, a synchronizing bracket 4 is erected between the two synchronizing bracket mounting plates 3, a motor 6 is arranged above the synchronizing bracket 4 through a motor mounting plate 5 connected with the synchronizing bracket 4, a gasket 19 is arranged between the motor 6 and the motor mounting plate 5, a driving gear 7 is arranged on the motor shaft of the motor 6, a transmission shaft 9 is rotatably arranged below the synchronizing bracket 4 through a plurality of transmission shaft mounting seats 8 connected with the driving gear through a shaft sleeve 18, the middle part of the transmission shaft 9 is provided with a transmission gear 10, the transmission gear 10 is meshed with the driving gear 7, and the gear ratio of the driving gear 7 to the transmission gear 10 is 1: 1-1: 2, so that the sliding rail can be manually opened or closed when the power is cut off, and the left end and the right end of the transmission shaft 9 are respectively provided with a driven gear 11; two slide rail installing supports 1 are also respectively provided with a rack 13, and the left driven gear 11 and the right driven gear 11 are respectively meshed with the left rack 13 and the right rack 13.
A synchronous mechanism is arranged between the two racks 13, and comprises a first synchronous rope 14a, a second synchronous rope 14b, a second rope front fixing block 15b and a first rope front fixing block 15a which are respectively arranged at the lower parts of the front ends of the left and right racks 13, a first rope rear fixing block 16a and a second rope rear fixing block 16b which are respectively arranged at the lower parts of the rear ends of the left and right racks 13, and a left rope pulley 17a and a right rope pulley 17b which are respectively arranged below the left and right ends of the synchronous support 4; wherein,
the rear end of the first synchronous rope 14a is connected with the first rope rear fixing block 16a, the front end of the first synchronous rope 14a sequentially passes through the left rope pulley 17a from the front side, passes through the right rope pulley 17b from the rear side and then is connected with the first rope front fixing block 15a, and the first synchronous rope 14a is in a tightened state between the first rope rear fixing block 16a and the first rope front fixing block 15 a; the rear end of the second synchronous rope 14b is connected with the second rope rear fixing block 16b, the front end of the second synchronous rope 14b sequentially passes through the right rope pulley 17b from the front side, and is connected with the second rope front fixing block 15b after passing through the left rope pulley 17a from the rear side, and the second synchronous rope 14b is in a tightened state between the second rope rear fixing block 16b and the second rope front fixing block 15 b.
The front ends of the first and second synchronizing ropes 14a and 14b are respectively provided with a first tensioning device and a second tensioning device for adjusting the tightness of the ropes. The first tensioning device comprises a first adjusting nut mounting plate 20a arranged below the front part of the right slide rail mounting bracket 1, a first adjusting nut 21a arranged in the first adjusting nut mounting plate 20a and a first adjusting screw 22a fixed with the front end of the first synchronous rope 14a, the first adjusting nut mounting plate 20a is positioned behind the first rope front fixing block 15a, and the first adjusting screw 22a is in threaded connection with the first adjusting nut 21a after bypassing the first rope front fixing block 15a, so that the purpose of adjusting the length of the first synchronous rope 14a is achieved; similarly, the second overspeed device tensioner includes that the piece sets up on the left the second adjusting nut mounting panel 20b of slide rail installing support 1 front portion below, one set up in second adjusting nut mounting panel 20b second adjusting nut 21b and one with the fixed second adjusting screw 22b of second synchronous rope 14b front end, second adjusting nut mounting panel 20b is located the rear of second rope front fixing block 15b, second adjusting screw 22b around behind the second rope front fixing block 15b with second adjusting nut 21b threaded connection to the realization is adjusted the purpose of second synchronous rope 14b length.
The synchronous support 4 is provided with a flat cable hose moving seat 25a, the rear end of the rack 13 positioned on the left side or the right side is provided with a flat cable hose fixing seat 25b, and a flat cable hose 26 used for containing a cable of the motor 6 is arranged between the flat cable hose moving seat 25a and the flat cable hose fixing seat 25b, so that the wiring is convenient.
Referring to fig. 5-7, the electronic control part includes a control panel 34, the MCU27 and the anti-pinch module 28 are integrated in the control panel 34, and the surface of the control panel 34 is provided with an open button 29, a close button 30, an emergency brake button 31, an alarm device 32 and a display device 33; the electric control part further comprises a group of adjustable elastic limit switches arranged between the synchronous support 4 and the rack 13, each adjustable elastic limit switch is composed of a contact inductor 23, a front contact elastic piece 24a and a rear contact elastic piece 24b, the front contact elastic piece 24a and the rear contact elastic piece 24b are used for triggering the contact inductor 23, the contact inductor 23 is arranged below the left end or the right end of the synchronous support 4 through a contact inductor mounting plate 12, the front contact elastic piece 24a and the rear contact elastic piece 24b are both spring pieces or spring pins, and the front contact elastic piece 24a and the rear contact elastic piece 24b are respectively arranged on the inner side faces of the front end and the rear end of the rack 13 on the same side as the contact inductor 23 in a front-back adjustable mode.
The opening button 29 and the closing button 30 are respectively connected with the input end of the MCU27 and are respectively used for sending signals for controlling the forward rotation and the reverse rotation of the motor 6 to the MCU 27; the emergency brake button 31 is connected with the input end of the MCU27 and is used for sending a signal for immediately stopping the forward rotation or the reverse rotation of the motor 6 to the MCU 27; one end of the anti-pinch module 28 is connected to the motor 6, and is configured to monitor the current of the motor 6 to determine whether the sliding rail is blocked in the closing process (when the motor cannot normally rotate due to pinching of a hand or an article in the closing process of the sliding rail, the current of the motor rises accordingly, the anti-pinch module can sense whether the sliding rail is pinched by the hand or the article according to sudden abnormal rise of the current of the motor), and the other end of the anti-pinch module 28 is connected to the input end of the MCU27, and is configured to send a signal to the MCU27 to immediately stop the reverse rotation of the motor 356 when the sliding rail is blocked in the closing process; the output end of the contact inductor 23 is connected with the input end of the MCU27, and is configured to send a signal to the MCU27 to immediately stop the forward rotation or reverse rotation of the motor 6 when the induction end of the contact inductor 23 is in contact with the front contact elastic member 24a or the rear contact elastic member 24b, so as to provide a limiting function when the slide rail is fully opened and fully closed; the contact sensor 23 further has a function of warning that the sliding rail is not in place, and an output end of the contact sensor 23 is connected to an input end of the MCU27, so as to send a signal that the sliding rail is not in place when the contact sensor 23 does not contact the front contact elastic member 24a or the rear contact elastic member 24b after the motor 6 starts to rotate forward or backward for a certain time to the MCU27 (the contact sensor includes a timer for counting time from when the motor starts to rotate forward or backward, and if the contact sensor does not contact the front contact elastic member or the rear contact elastic member within a set time limit, the contact sensor sends a signal that the sliding rail is not in place when the contact sensor does not contact the front contact elastic member or the rear contact elastic member);
the output end of the MCU27 is connected with the motor 6 and is used for controlling the rotation direction and the rotation distance of the motor 6 according to various corresponding induction signals; the output end of the MCU27 is respectively connected with the alarm device 32 and the display device 33, and is respectively used for controlling the alarm device 32 to send out an alarm prompt and controlling the display device 33 to record the failure times of the slide rail when receiving a signal that the slide rail is not opened or closed in place.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a synchronous electronic slide rail for refrigerator which characterized in that: the device consists of an electromechanical part and an electric control part;
the electromechanical part comprises two slide rail mounting brackets (1) fixedly connected with the left inner wall and the right inner wall of the refrigerator, two slide rail mounting brackets (1) are respectively provided with a slide rail (2), the lower rails of the two slide rails (2) are fixedly connected with the slide rail mounting brackets (1) on the corresponding sides, the rear parts of the upper rails of the two slide rails (2) are respectively provided with a synchronous bracket mounting plate (3), a synchronous bracket (4) is erected between the two synchronous bracket mounting plates (3), a motor (6) is arranged above the synchronous bracket (4) through a motor mounting plate (5) connected with the synchronous bracket, a driving gear (7) is arranged on a motor shaft of the motor (6), a transmission shaft (9) is arranged below the synchronous bracket (4) through a plurality of transmission shaft mounting seats (8) connected with the synchronous bracket, a transmission gear (10) is arranged in the middle of the transmission shaft (9), the transmission gear (10) is meshed with the driving gear (7), and the left end and the right end of the transmission shaft (9) are respectively provided with a driven gear (11); the two slide rail mounting brackets (1) are respectively provided with a rack (13), and the left driven gear (11) and the right driven gear (11) are respectively meshed with the left rack (13) and the right rack (13);
a synchronizing mechanism is arranged between the two racks (13), and comprises a first synchronizing rope (14a), a second synchronizing rope (14b), a second rope front fixing block (15b) and a first rope front fixing block (15a) which are respectively arranged at the lower parts of the front ends of the left and right racks (13), a first rope rear fixing block (16a) and a second rope rear fixing block (16b) which are respectively arranged at the lower parts of the rear ends of the left and right racks (13), and a left rope pulley (17a) and a right rope pulley (17b) which are respectively arranged below the left and right ends of the synchronizing bracket (4);
the rear end of the first synchronous rope (14a) is connected with the first rope rear fixing block (16a), the front end of the first synchronous rope (14a) sequentially bypasses the left rope pulley (17a) from the front side and bypasses the right rope pulley (17b) from the rear side and then is connected with the first rope front fixing block (15a), and the first synchronous rope (14a) is in a tightened state between the first rope rear fixing block (16a) and the first rope front fixing block (15 a); the rear end of the second synchronous rope (14b) is connected with the second rope rear fixing block (16b), the front end of the second synchronous rope (14b) sequentially passes through the right rope pulley (17b) from the front side, passes through the left rope pulley (17a) from the rear side and then is connected with the second rope front fixing block (15b), and the second synchronous rope (14b) is in a tightened state between the second rope rear fixing block (16b) and the second rope front fixing block (15 b);
the electric control part comprises a control panel (34), an MCU (27) and a hand clamping prevention module (28) are integrated in the control panel (34), and an opening button (29), a closing button (30) and an emergency braking button (31) are arranged on the surface of the control panel (34);
the opening button (29) and the closing button (30) are respectively connected with the input end of the MCU (27) and are respectively used for sending signals for controlling the motor (6) to rotate forwards and backwards to the MCU (27); the emergency brake button (31) is connected with the input end of the MCU (27) and is used for sending a signal for immediately stopping the forward rotation or the reverse rotation of the motor (6) to the MCU (27); one end of the anti-pinch module (28) is connected with the motor (6) and used for judging whether the sliding rail is blocked in the closing process or not by monitoring the current of the motor (6), and the other end of the anti-pinch module (28) is connected with the input end of the MCU (27) and used for sending a signal for immediately stopping the motor (6) from reversing to the MCU (27) when the sliding rail is blocked in the closing process; the output end of the MCU (27) is connected with the motor (6) and used for controlling the rotation direction and the rotation distance of the motor (6) according to various corresponding induction signals.
2. The synchronous electric slide rail for the refrigerator according to claim 1, wherein: the transmission shafts (9) are rotatably arranged in all the transmission shaft mounting seats (8) through shaft sleeves (18).
3. The synchronous electric slide rail for the refrigerator according to claim 1, wherein: a gasket (19) is arranged between the motor (6) and the motor mounting plate (5).
4. The synchronous electric slide rail for the refrigerator according to claim 1, wherein: the front ends of the first synchronous rope (14a) and the second synchronous rope (14b) are respectively provided with a first tensioning device and a second tensioning device for adjusting the tightness of the ropes.
5. The synchronous electric slide rail for the refrigerator according to claim 4, wherein: the first tensioning device comprises a first adjusting nut mounting plate (20a) arranged below the front part of the slide rail mounting bracket (1) on the right side, a first adjusting nut (21a) arranged in the first adjusting nut mounting plate (20a) and a first adjusting screw rod (22a) fixed with the front end of the first synchronous rope (14a), the first adjusting nut mounting plate (20a) is positioned behind the first rope front fixing block (15a), and the first adjusting screw rod (22a) is in threaded connection with the first adjusting nut (21a) after bypassing the first rope front fixing block (15a) so as to achieve the purpose of adjusting the length of the first synchronous rope (14 a); similarly, the second tensioning device comprises a second adjusting nut mounting plate (20b) arranged on the left side and below the front portion of the sliding rail mounting bracket (1), a second adjusting nut (21b) arranged in the second adjusting nut mounting plate (20b) and a second adjusting screw (22b) fixed to the front end of the second synchronous rope (14b), the second adjusting nut mounting plate (20b) is located behind the second rope front fixing block (15b), and the second adjusting screw (22b) is in threaded connection with the second adjusting nut (21b) after bypassing the second rope front fixing block (15b) so as to achieve the purpose of adjusting the length of the second synchronous rope (14 b).
6. The synchronous electric slide rail for the refrigerator according to claim 1, wherein: the electric control part further comprises a group of adjustable elastic limit switches arranged between the synchronous support (4) and the rack (13), each adjustable elastic limit switch consists of a contact inductor (23), a front contact elastic piece (24a) and a rear contact elastic piece (24b) used for triggering the contact inductor (23), the contact inductor (23) is arranged below the left end or the right end of the synchronous support (4) through a contact inductor mounting plate (12), and the front contact elastic piece (24a) and the rear contact elastic piece (24b) are respectively arranged on the inner side surfaces of the front end and the rear end of the rack (13) on the same side with the contact inductor (23) in a front-back adjustable mode;
the output end of the contact inductor (23) is connected with the input end of the MCU (27) and used for sending a signal for immediately stopping the forward rotation or the reverse rotation of the motor (6) to the MCU (27) when the induction end of the contact inductor (23) is in contact with the front contact elastic piece (24a) or the rear contact elastic piece (24b) so as to realize the function of limiting the sliding rail when the sliding rail is completely opened or closed.
7. The synchronous electric slide rail for the refrigerator according to claim 6, wherein: the front contact spring (24a) and the rear contact spring (24b) are both spring pieces or spring pins.
8. The synchronous electric slide rail for the refrigerator according to claim 6, wherein: the contact sensor (23) also has an alarm function of not-in-place opening or closing of the sliding rail, and in cooperation with the alarm function, the surface of the control panel (34) is also provided with an alarm device (32) and a display device (33);
the output end of the contact sensor (23) is connected with the input end of the MCU (27) and is used for sending a signal that the slide rail is not opened or closed in place to the MCU (27) when the contact sensor (23) is not contacted with the front contact elastic piece (24a) or the rear contact elastic piece (24b) after the motor (6) starts to rotate forwards or backwards for a certain time;
the output end of the MCU (27) is respectively connected with the alarm device (32) and the display device (33) and is respectively used for controlling the alarm device (32) to send out an alarm prompt and controlling the display device (33) to record the failure times of the slide rail when receiving a signal that the slide rail is not opened or closed in place.
9. The synchronous electric slide rail for the refrigerator according to claim 1, wherein: the gear ratio of the driving gear (7) to the transmission gear (10) is 1: 1-1: 2, so that the sliding rail can be manually opened or closed by a person when the power is cut off.
10. The synchronous electric slide rail for the refrigerator according to claim 1, wherein: the cable arranging and hose moving device is characterized in that a cable arranging and hose moving seat (25a) is arranged on the synchronous support (4), the rear end of the rack (13) on the left side or the right side is provided with a cable arranging and hose fixing seat (25b), and a cable arranging and hose (26) used for containing a cable of the motor (6) is arranged between the cable arranging and hose fixing seat (25b) to facilitate wiring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921740130.3U CN211346029U (en) | 2019-10-17 | 2019-10-17 | Synchronous electric sliding rail for refrigerator |
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| CN201921740130.3U CN211346029U (en) | 2019-10-17 | 2019-10-17 | Synchronous electric sliding rail for refrigerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631323A (en) * | 2019-10-17 | 2019-12-31 | 雅固拉国际精密工业(苏州)有限公司 | Synchronous electric sliding rail for refrigerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631323A (en) * | 2019-10-17 | 2019-12-31 | 雅固拉国际精密工业(苏州)有限公司 | Synchronous electric sliding rail for refrigerator |
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