CN211092857U - Mechanical stretching unit and electromechanical stretching device - Google Patents
Mechanical stretching unit and electromechanical stretching device Download PDFInfo
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- CN211092857U CN211092857U CN201921761869.2U CN201921761869U CN211092857U CN 211092857 U CN211092857 U CN 211092857U CN 201921761869 U CN201921761869 U CN 201921761869U CN 211092857 U CN211092857 U CN 211092857U
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Abstract
The utility model relates to a mechanical stretching unit and an electric mechanical stretching device, which comprises a leg placing component, a seat frame supporting component and a backrest component, wherein the seat frame supporting component comprises a supporting fixed rod and a supporting transmission rod, the rear ends of the supporting fixed rod and the supporting transmission rod are both hinged with the backrest component, the front end of the supporting fixed rod is hinged with the leg placing component, the front end of the supporting transmission rod is hinged with a linkage rod, and the two ends of the linkage rod are respectively hinged with the leg placing component and the supporting transmission rod; the device comprises a driving assembly positioned between the left and right electromechanical extension units, the driving assembly comprises a driving fixed rod and a driving transmission rod, and a push rod motor is arranged between the driving fixed rod and the driving transmission rod and used for pushing the driving transmission rod to move relative to the driving fixed rod so as to realize the extension and the closure of the device. Compared with the prior art, the utility model has the advantages of the seat functional design of structure simplification, being convenient for, comfort level are high, stable firm, the commonality is strong, with low costs.
Description
Technical Field
The utility model relates to the technical field of furniture, in particular to mechanical extension unit and electromechanical extension device.
Background
The electromechanical stretching device is a functional frame product with more application of the prior functional sofa seat, and a user can adjust different states of the sofa seat according to self requirements (such as sitting posture and lying posture), so that the sofa seat is comfortable and convenient; however, the existing mechanical stretching units and devices are generally complex in structure, heavy in product and large in size, so that functional design is limited and space is wasted in seat design, and the problems of complex use process, low fitting degree, poor comfort, inconvenience in transportation, high cost and the like exist; specifically, for example, complicated and numerous rod members are easy to interfere and limit the design of functions such as low position of the seat frame and lengthening of the seat frame; for another example, the structure and the running track are complex, the use process is complex, the conventional device is characterized in that the leg rest and the backrest are opened asynchronously (the backrest is toppled over after the leg rest is opened generally), and then the back cushion and the seat cushion are displaced relative to the device easily, so that the comfort is greatly reduced, and the user experience is poor.
For overcoming the defect that prior art exists, the utility model provides a structure is simplified, the seat functional design of being convenient for, comfort level are high, stable firm, the commonality is strong, with low costs mechanical extension unit and device.
Disclosure of Invention
The utility model overcomes exist not enough among the above-mentioned prior art, provide a structure simplification, the seat functional design of being convenient for, the comfort level is high, firm, the commonality is strong, with low costs mechanical extension unit and device.
The utility model discloses a realize like this:
the utility model provides a machinery extends unit, includes puts leg subassembly, sits frame supporting component and back subassembly, sits the frame supporting component around both ends respectively with put leg subassembly's one end and back subassembly's one end articulated, sit the support dead lever and the support transfer line that frame supporting component includes upper and lower distribution, the rear end of support dead lever, support transfer line's rear end all articulate with back subassembly, and the front end of support dead lever is articulated with putting leg subassembly, and support transfer line's front end articulates there is a gangbar, the both ends of gangbar are articulated with putting leg subassembly, support dead lever respectively.
The utility model discloses a seat frame support assembly comprises a support fixing rod and a support transmission rod which are arranged up and down, and a linkage rod is hinged at the front end of the support transmission rod, so that the structure is very simplified, and the cost is low; in particular, during the extension process of the device, the forward displacement of the supporting transmission rod can drive the backrest piece to tilt backwards and the linkage rod to rotate simultaneously, the rotation of the linkage rod drives the leg placing component hinged with the linkage rod to open, in the closing process of the device, the support transmission rod moves backwards and simultaneously drives the backrest piece to reset forwards and the linkage rod to reset and rotate, the linkage rod resets and rotates to drive the leg placing component hinged with the linkage rod to close, so that the support transmission rod achieves the function of one rod with two purposes, namely, the displacement of the support transmission rod simultaneously realizes the opening of the leg rest component and the backrest component or simultaneously realizes the closing of the leg rest component and the backrest component, the structure is simple, the seat is convenient to design functionally, the cost is low, the using process is simple, the force transmission process is effectively reduced, the motion track is simpler, and the operation is more convenient; more specifically say, only two poles that set up from top to bottom have removed the interference connecting rod, and the design of the seat frame low level of being convenient for effectively reduces the terrain clearance of sitting the frame face, also is not limited to user's height during the use, and the deep elongated design is sat to the seat frame of also being convenient for simultaneously, sits the frame low level and brings the support of relaxing and stabilizing for the user with elongated design, and laminating degree, comfort level are high, be convenient for operation, range of application are wider.
Preferably, the linkage rod is of a crank structure with a bent part, and the front end of the support transmission rod is hinged with the bent part.
The linkage rod of the crank structure is hinged with the leg placing component, the support fixing rod and the support transmission rod at the same time, and connecting lines among the three hinged points form a triangle; in the specific operation process, the three hinge points rotate simultaneously, the displacement of the support transmission rod drives the linkage rod to rotate, the linkage rod drives the leg rest assembly to open or close, and the support fixing rod is also used for providing rotary support for the linkage rod and the leg rest assembly; in addition, the design of the crank structure is convenient for saving materials, reducing cost and interference, and the crank structure can also be designed into a triangle.
Preferably, the backrest assembly comprises a backrest rod, the lower end of the backrest rod is hinged with the rear end of the support transmission rod, and the middle part of the backrest rod is hinged with the rear end of the support fixing rod.
The backrest component adopts a structure of a backrest rod, and in the process of extending the device, a user can directly experience the support feeling of inclination and lifting of the backrest, so that the backrest is comfortable to fit and has more safety.
Preferably, the rear part of the supporting and fixing rod is a bending rod bent upwards, and the middle part of the backrest rod is hinged with the upper end of the bending rod.
The arrangement of the bending rod is convenient for increasing the height of the backrest rod part protruding out of the upper surface of the seat frame, and is convenient for the low-position design and comfortable fitting of the seat frame supporting assembly; it should be noted that the upwardly bent bending rods include, but are not limited to, longitudinally disposed.
Preferably, the front part of the supporting and fixing rod is provided with an extension piece protruding out of the lower end face of the supporting and fixing rod, and one end of the linkage rod is hinged with the lower end of the extension piece to further realize relative rotation with the supporting and fixing rod.
The extension piece is used for rotatably supporting the linkage rod and the leg rest assembly, and meanwhile, the arrangement of the extension piece avoids the heightening design of the supporting and fixing rod, so that the material loss and the cost are reduced; the extension piece can be integrated with the supporting and fixing rod and can also be connected through a connecting piece.
Preferably, the leg rest assembly comprises two groups of four-bar mechanisms consisting of a first leg rest connecting piece, a second leg rest connecting piece, a third leg rest connecting piece, a fourth leg rest connecting piece, a fifth leg rest connecting piece and a sixth leg rest connecting piece, one end of the first leg rest connecting piece is hinged with the front end of the supporting and fixing rod, one end of the second leg rest connecting piece is hinged with one end of the linkage rod, the first leg rest connecting piece and the second leg rest connecting piece are crossed with each other and hinged at the crossed position, the other end of the first leg rest connecting piece is hinged with one end of the third leg rest connecting piece, the other end of the second leg rest connecting piece is hinged with one end of the fourth leg rest connecting piece, the third leg rest connecting piece and the fourth leg rest connecting piece are crossed with each other and hinged at the crossed position, the other end of the third leg rest connecting piece is hinged with the rear part of the sixth leg rest connecting piece, the other end of the fourth leg rest connecting piece is hinged with one end of the fifth, the other end of the fifth leg-rest connecting piece is hinged with the middle part of the sixth leg-rest connecting piece; therefore, the first leg placing connecting piece, the second leg placing connecting piece, the third leg placing connecting piece and the fourth leg placing connecting piece form a four-bar mechanism, and the third leg placing connecting piece, the fourth leg placing connecting piece, the fifth leg placing connecting piece and the sixth leg placing connecting piece form a four-bar mechanism.
The positions of specific hinged connection among all the parts are further explained, and the smoothness and the stability of extension and closing of the leg rest assembly are realized by the arrangement of two groups of four-bar mechanisms in the leg rest assembly.
Preferably, the third leg-rest connecting piece is provided with a limiting shaft, and the fourth leg-rest connecting piece abuts against the limiting shaft in a state that the leg-rest assembly is completely closed or completely extended.
The arrangement of the limiting shaft ensures the stability of the leg rest component in a completely closed or completely extended state.
An electromechanical stretching device comprises the mechanical stretching units, wherein the mechanical stretching units comprise two mechanical stretching units which are arranged in a bilateral symmetry mode, and a driving assembly is arranged between the two mechanical stretching units; the driving assembly comprises a driving fixing rod and a driving transmission rod, wherein the two ends of the driving fixing rod are respectively connected with the rear parts of the left and right supporting fixing rods, the two ends of the driving transmission rod are respectively connected with the front parts of the left and right supporting transmission rods, and a push rod motor is arranged between the driving fixing rod and the driving transmission rod and used for pushing the driving transmission rod to move relative to the driving fixing rod so as to realize the extension and the closure of the device.
Particularly, in the device extension process, the push rod motor pushes the driving transmission rod to move forwards so as to drive the supporting transmission rod to move forwards, the supporting transmission rod moves forwards and simultaneously drives the backrest piece to topple backwards and the linkage rod to rotate, the linkage rod rotates to drive the leg placing assembly hinged with the linkage rod to open, in the device closing process, the push rod motor drives the driving transmission rod to move backwards so as to drive the supporting transmission rod to move backwards, the supporting transmission rod moves backwards and simultaneously drives the backrest piece to reset forwards and the linkage rod to reset and rotate, and the linkage rod resets and rotates to drive the leg placing assembly hinged with the linkage rod to close.
Preferably, the push rod motor comprises a motor and a push rod connected with the motor in a sliding mode, the rear end of the motor is hinged to the driving fixing rod, and the front end of the push rod is hinged to the driving transmission rod.
The push rod motor pushes the slide rod, and the slide rod pushes the support transmission rod to displace, so that the device is extended and closed.
Preferably, the rear end of the motor is hinged with the middle position of the driving fixing rod, and the front end of the push rod is hinged with the middle position of the driving transmission rod.
The stability and the firmness of the driving rod when the sliding rod pushes and resets the supporting driving rod are ensured.
The utility model adopts the above technical scheme's beneficial effect is:
the utility model provides a structure is simplified, seat functional design, comfort level are high, stable firm, the commonality is strong, with low costs mechanical extension unit and device of being convenient for. The utility model discloses a sit frame supporting component includes two poles of support dead lever and support transfer line that set up from top to bottom, it has a gangbar to articulate at the support transfer line front end, the structure is very simplified, with low costs, wherein support the dead lever and be used for with sitting the connection of frame, and support the transfer line and reach the dual-purpose function of a pole, the displacement that supports the transfer line has realized putting leg subassembly, opening of back subassembly simultaneously promptly, or realized putting leg subassembly, the closure of back subassembly simultaneously, simple structure, the seat functional design of being convenient for, with low costs, the use is simple, the transmission process of the power is effectively reduced, the movement track is simpler, the operation is more convenient; the support transmission rod realizes the extension and the closure of the leg rest component through the actions of the driving component, the push rod motor and the linkage rod; simultaneously, only two poles that set up from top to bottom have removed the interference connecting rod, and the design of the seat frame low level of being convenient for effectively reduces the terrain clearance of sitting the frame face, also is not limited to user's height during the use, also is convenient for sit the frame simultaneously and sits dark elongated design, sits the frame low level and elongated design and brings the support of relaxing and stabilizing for the user, and laminating degree, comfort level are high, be convenient for operation, range of application are wider.
Drawings
Fig. 1 is a schematic structural view of the electromechanical extension apparatus of the present embodiment in a fully closed state;
FIG. 2 is a schematic side view of the mechanical stretching unit of the present embodiment in a fully closed state;
FIG. 3 is a schematic structural view of the electromechanical extension apparatus of the present embodiment in a fully opened state;
fig. 4 is a side view of the mechanical stretching unit of the present embodiment in a fully opened state;
reference numerals:
Detailed Description
The specific implementation manner of the utility model is as follows:
the directional words such as "front" and "rear" are used in this embodiment to describe the user's view when sitting on the seat, for example, the front of the user is "front", and the leg rest assembly 200, the seat frame support assembly 300, and the backrest assembly 400 are sequentially arranged from front to rear.
Example (b):
a mechanical extension unit, as shown in fig. 1-4, comprises a leg rest assembly 200, a seat frame support assembly 300 and a backrest assembly 400, wherein the front end and the rear end of the seat frame support assembly 300 are respectively hinged with one end of the leg rest assembly 200 and one end of the backrest assembly 400.
Specifically, the seat frame supporting component 300 includes a supporting fixing rod 310 and a supporting transmission rod 320 which are distributed up and down, the rear end of the supporting fixing rod 310 and the rear end of the supporting transmission rod 320 are both hinged to the backrest component 400, the front end of the supporting fixing rod 310 is hinged to the leg rest component 200, the front end of the supporting transmission rod 320 is hinged to a linkage rod 330, the linkage rod 330 is a crank structure with a bending part 331 (when the device is completely closed, the opening of the bending part 331 faces forward, when the device is gradually extended, the supporting transmission rod 320 drives the linkage rod 330 to rotate, the opening of the bending part 331 faces upward gradually), the front end of the supporting transmission rod 320 is hinged to the bending part 331, and the two ends of the linkage rod 330 are hinged to the leg rest component 200 and the supporting fixing rod 310 respectively.
Further, the backrest assembly 400 includes only a backrest rod 410, a lower end of the backrest rod 410 is hinged to a rear end of the support transmission rod 320, a rear portion of the support fixing rod 310 is a bent rod 311 bent upward, and a middle portion of the backrest rod 410 is hinged to an upper end of the bent rod 311.
In order to make the structural design of the device more reasonable and the extending and closing process smoother, an extension piece 312 protruding from the lower end surface of the supporting and fixing rod 310 is arranged at the front part of the supporting and fixing rod 310, and one end of the linkage rod 330 is hinged to the lower end of the extension piece 312 to realize the relative rotation with the supporting and fixing rod 310.
In order to make the connection relationship and connection position between the connectors of the leg rest assembly 200 of this embodiment clearer, the leg rest assembly 200 includes two sets of four-bar linkages consisting of a first leg rest connector 211, a second leg rest connector 212, a third leg rest connector 213, a fourth leg rest connector 214, a fifth leg rest connector 215, and a sixth leg rest connector 216, one end of the first leg rest connector 211 is hinged to the front end of the supporting fixing rod 310, one end of the second leg rest connector 212 is hinged to one end of the linkage rod 330, the first leg rest connector 211 and the second leg rest connector 212 are crossed with each other and hinged at a crossed position, the other end of the first leg rest connector 211 is hinged to one end of the third leg rest connector 213, the other end of the second leg rest connector 212 is hinged to one end of the fourth leg rest connector 214, the third leg rest connector 213 and the fourth leg rest connector 214 are crossed with each other and hinged at a crossed position, the other end of the third leg rest connecting piece 213 is hinged with the rear part of the sixth leg rest connecting piece 216, the other end of the fourth leg rest connecting piece 214 is hinged with one end of the fifth leg rest connecting piece 215, and the other end of the fifth leg rest connecting piece 215 is hinged with the middle part of the sixth leg rest connecting piece 216; thus, the first leg rest connecting piece 211, the second leg rest connecting piece 212, the third leg rest connecting piece 213 and the fourth leg rest connecting piece 214 form a four-bar linkage, and the third leg rest connecting piece 213, the fourth leg rest connecting piece 214, the fifth leg rest connecting piece 215 and the sixth leg rest connecting piece 216 form a four-bar linkage; wherein, a limit shaft 2131 is arranged on the third leg rest connecting piece 213, and the fourth leg rest connecting piece 214 is propped against the limit shaft 2131 when the leg rest assembly 200 is completely closed or completely extended; wherein a leg rest board connector 2161 is connected to the sixth leg rest connector 216.
In the device installed as a seat, a seat frame is arranged on two seat frame supporting assemblies 300 which are oppositely arranged at the left and the right, a backrest is arranged on two backrest assemblies 400 which are oppositely arranged at the left and the right, and a leg placing plate is arranged on two leg placing assemblies 200 which are oppositely arranged at the left and the right.
In order to make the connection relationship and connection position between the components of the present embodiment clearer, specifically, the backrest lever 410 is hinged to the support transmission rod 320 to form a first hinge point 501, the backrest lever 410 is hinged to the bending rod 311 to form a second hinge point 502, the extension piece 312 is hinged to the linkage rod 330 to form a third hinge point 503, the support transmission rod 320 is hinged to the linkage rod 330 to form a fourth hinge point 504, the first leg rest connector 211 is hinged to the support fixing rod 310 to form a fifth hinge point 505, the second leg rest connector 212 is hinged to the linkage rod 330 to form a sixth hinge point 506, the first leg rest connector 211 is hinged to the second leg rest connector 212 to form a seventh hinge point 507, the first leg rest connector 211 is hinged to the third leg rest connector 213 to form an eighth hinge point 508, the second leg rest connector 212 is hinged to the fourth leg rest connector 214 to form a ninth hinge point 509, the third leg rest connector 213, Fourth leg rest link 214 is hinged to form tenth hinge point 510, third leg rest link 213 is hinged to sixth leg rest link 216 to form eleventh hinge point 511, fourth leg rest link 214 is hinged to fifth leg rest link 215 to form twelfth hinge point 512, fifth leg rest link 215 is hinged to sixth leg rest link 216 to form thirteenth hinge point 513, and a gasket is disposed between the hinged components for smooth and stable rotation of the hinge points.
An electromechanical stretching device comprises the mechanical stretching unit, the mechanical stretching unit comprises two mechanical stretching units which are arranged symmetrically left and right, a driving assembly 100 is disposed between the two mechanical stretching units, the driving assembly 100 includes a driving fixing rod 110 having two ends respectively connected to the rear portions of the left and right supporting fixing rods 310, and a driving transmission rod 120 having two ends respectively connected to the front portions of the left and right supporting transmission rods 320, a push rod motor 130 is disposed between the driving fixing rod 110 and the driving transmission rod 120 for pushing the driving transmission rod 120 to move relative to the driving fixing rod 110 to stretch and close the device, specifically, the push rod motor 130 comprises a motor 131, a push rod 132 slidably connected with the motor 131, the rear end of the motor 131 is hinged to the middle of the driving fixing rod 110, and the front end of the push rod 132 is hinged to the middle of the driving transmission rod 120.
The utility model discloses when concrete operation, at the device extension in-process, push rod motor 130 promotes drive transfer line 120 and shifts forward and then drives support transfer line 320 and shift forward, support transfer line 320 shifts forward and has driven toppling over backward and the gangbar 330 rotation of back pole 410 simultaneously, the rotation of gangbar 330 drives rather than the opening of articulated leg rest subassembly 200, in the device closure in-process, push rod motor 130 drives drive transfer line 120 and shifts backward and then drives support transfer line 320 and shift backward, support transfer line 320 shifts backward and has driven the rotation that resets forward and gangbar 330 of back pole 410 simultaneously, the rotation that resets of gangbar 330 drives rather than the articulated closure of leg rest subassembly 200.
In the utility model, the simplified design of the seat frame supporting component 300 is realized, specifically, the supporting fixed rod 310 and the supporting transmission rod 320 are arranged up and down, the linkage rod 330 is hinged at the front end of the supporting transmission rod 320, wherein the supporting transmission rod 320 has the function of one rod with two purposes (realizing the extension and closure of the leg rest component 200 and the backrest component 400), and the seat functional design is effectively facilitated, such as the low position and the lengthened design of the seat frame; meanwhile, the simplified design of the backrest assembly 400 is realized, and a user can directly experience the support feeling of inclination and lifting of the backrest by only adopting one backrest rod 410; therefore, the utility model discloses when effectively simplifying the device structure, still optimized the functional design and the comfortable degree of device.
The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a machinery extends unit, includes leg rest subassembly, sits frame supporting component and back subassembly, sits the front and back both ends of frame supporting component and articulates its characterized in that with leg rest subassembly's one end and back subassembly's one end respectively: the seat frame supporting assembly comprises a supporting fixed rod and a supporting transmission rod which are vertically distributed, the rear end of the supporting fixed rod and the rear end of the supporting transmission rod are hinged to the backrest assembly, the front end of the supporting fixed rod is hinged to the leg placing assembly, the front end of the supporting transmission rod is hinged to a linkage rod, and two ends of the linkage rod are hinged to the leg placing assembly and the supporting fixed rod respectively.
2. A mechanical stretching unit as claimed in claim 1, wherein: the linkage rod is of a crank structure with a bent part, and the front end of the supporting transmission rod is hinged with the bent part.
3. A mechanical stretching unit as claimed in claim 1, wherein: the backrest component comprises a backrest rod, the lower end of the backrest rod is hinged with the rear end of the supporting transmission rod, and the middle of the backrest rod is hinged with the rear end of the supporting fixed rod.
4. A mechanical stretching unit as claimed in claim 3, wherein: the rear part of the supporting and fixing rod is a bending rod which is bent upwards, and the middle part of the backrest rod is hinged with the upper end of the bending rod.
5. A mechanical stretching unit as claimed in claim 1, wherein: the front part of the supporting and fixing rod is provided with an extension piece protruding out of the lower end face of the supporting and fixing rod, and one end of the linkage rod is hinged to the lower end of the extension piece to further realize relative rotation with the supporting and fixing rod.
6. A mechanical stretching unit as claimed in claim 1, wherein: the leg-rest assembly comprises two groups of four-bar mechanisms consisting of a first leg-rest connecting piece, a second leg-rest connecting piece, a third leg-rest connecting piece, a fourth leg-rest connecting piece, a fifth leg-rest connecting piece and a sixth leg-rest connecting piece, one end of the first leg-rest connecting piece is hinged with the front end of the supporting fixing rod, one end of the second leg-rest connecting piece is hinged with one end of the linkage rod, the first leg-rest connecting piece and the second leg-rest connecting piece are crossed with each other and are hinged at the crossed position, the other end of the first leg-rest connecting piece is hinged with one end of the third leg-rest connecting piece, the other end of the second leg-rest connecting piece is hinged with one end of the fourth leg-rest connecting piece, the third leg-rest connecting piece and the fourth leg-rest connecting piece are crossed with each other and are hinged at the crossed position, the other end of the third leg-rest connecting piece is hinged with the rear part of the sixth leg-rest, the other end of the fifth leg-rest connecting piece is hinged with the middle part of the sixth leg-rest connecting piece; therefore, the first leg placing connecting piece, the second leg placing connecting piece, the third leg placing connecting piece and the fourth leg placing connecting piece form a four-bar mechanism, and the third leg placing connecting piece, the fourth leg placing connecting piece, the fifth leg placing connecting piece and the sixth leg placing connecting piece form a four-bar mechanism.
7. A mechanical stretching unit as claimed in claim 6, wherein: and the third leg placing connecting piece is provided with a limiting shaft, and the fourth leg placing connecting piece is abutted against the limiting shaft in a state that the leg placing component is completely closed or completely extended.
8. An electromechanical stretching apparatus, characterized in that: the mechanical stretching unit comprises two mechanical stretching units according to any one of the claims 1 to 7, wherein the two mechanical stretching units are arranged in a bilateral symmetry mode, and a driving assembly is arranged between the two mechanical stretching units; the driving assembly comprises a driving fixing rod and a driving transmission rod, wherein the two ends of the driving fixing rod are respectively connected with the rear parts of the left and right supporting fixing rods, the two ends of the driving transmission rod are respectively connected with the front parts of the left and right supporting transmission rods, and a push rod motor is arranged between the driving fixing rod and the driving transmission rod and used for pushing the driving transmission rod to move relative to the driving fixing rod so as to realize the extension and the closure of the device.
9. An electro-mechanical stretching apparatus as claimed in claim 8, wherein: the push rod motor comprises a motor and a push rod connected with the motor in a sliding mode, the rear end of the motor is hinged to the driving fixing rod, and the front end of the push rod is hinged to the driving transmission rod.
10. An electromechanical extension device according to claim 9, wherein: the rear end of the motor is hinged with the middle position of the driving fixing rod, and the front end of the push rod is hinged with the middle position of the driving transmission rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921761869.2U CN211092857U (en) | 2019-10-19 | 2019-10-19 | Mechanical stretching unit and electromechanical stretching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921761869.2U CN211092857U (en) | 2019-10-19 | 2019-10-19 | Mechanical stretching unit and electromechanical stretching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211092857U true CN211092857U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921761869.2U Active CN211092857U (en) | 2019-10-19 | 2019-10-19 | Mechanical stretching unit and electromechanical stretching device |
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| Country | Link |
|---|---|
| CN (1) | CN211092857U (en) |
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2019
- 2019-10-19 CN CN201921761869.2U patent/CN211092857U/en active Active
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Effective date of registration: 20230908 Address after: 313000 Factory building No. 7, Jier Road West (Kangshan Industrial Park), Dipu Street, Anji County, Huzhou City, Zhejiang Province (independent application) Patentee after: YMO Technology (Zhejiang) Co.,Ltd. Address before: 313300 No.1, Yongyi West Road, Dipu Town, Anji County, Huzhou City, Zhejiang Province Patentee before: UE FURNITURE Co.,Ltd. |