CN112072343A - Variable insulated terminal - Google Patents

Variable insulated terminal Download PDF

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Publication number
CN112072343A
CN112072343A CN202010944267.1A CN202010944267A CN112072343A CN 112072343 A CN112072343 A CN 112072343A CN 202010944267 A CN202010944267 A CN 202010944267A CN 112072343 A CN112072343 A CN 112072343A
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CN
China
Prior art keywords
terminal
bolt
terminal shell
electric wire
connecting plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010944267.1A
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Chinese (zh)
Inventor
郭余龙
周忠寿
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taixing Longyi Terminals Co ltd
Original Assignee
Taixing Longyi Terminals Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Taixing Longyi Terminals Co ltd filed Critical Taixing Longyi Terminals Co ltd
Priority to CN202010944267.1A priority Critical patent/CN112072343A/en
Publication of CN112072343A publication Critical patent/CN112072343A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/22Bases, e.g. strip, block, panel
    • H01R9/24Terminal blocks

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  • Connections Arranged To Contact A Plurality Of Conductors (AREA)

Abstract

The invention discloses a variable insulated terminal, which comprises a terminal shell and a connecting plate, and is a convenient and fast mounting and dismounting device, wherein a bolt head is grasped by hands, a threaded rod is inserted into a fixing hole on an electric cabinet and screwed tightly, the threaded rod supports an adjusting fixing sleeve connected with the bolt head through a connecting shaft, the adjusting fixing sleeve is adjusted by the rotation of the connecting shaft to be parallel to the connecting hole on the connecting plate, the adjusting fixing sleeve is embedded into the connecting hole through the connecting plate, the adjusting fixing sleeve is rotated to be in a cross shape with the connecting hole through the connecting shaft, and the connecting plate is limited and fixed. Is relatively simple and convenient, saves time and labor and improves the working efficiency.

Description

Variable insulated terminal
Technical Field
The invention belongs to the technical field of terminal correlation, and particularly relates to a variable insulation terminal.
Background
The terminal is a member for connecting the battery to an external conductor. In electrotechnology, a terminal is a multi-finger terminal, namely a wiring terminal, a type division single hole, a double hole, a socket, a hook and the like, and the material division is copper silver plating, copper zinc plating, copper, aluminum, iron and the like. Their function is primarily to transmit electrical signals or to conduct electricity.
The existing insulated terminal technology has the following problems: carry out the connection of working a telephone switchboard through insulating terminal, with the connecting plate bolt fastening of terminal installation in the electric cabinet, inlay the installation with the terminal again and carry out wiring work, but when the later stage was dismantled the inspection with the terminal, need demolish the connecting plate, the staff was twisted off through the instrument rotation with bolt one by one on the connecting plate, and is loaded down with trivial details relatively, and wastes time and energy, reduces work efficiency.
Disclosure of Invention
The invention aims to provide a variable insulated terminal, which aims to solve the problems that wiring connection is carried out through an insulated terminal, a connecting plate for mounting the terminal is fixed in an electric control box through bolts, then the terminal is embedded and mounted for wiring work, but the connecting plate needs to be detached when the terminal is detached and checked at the later stage, and workers rotate and unscrew the bolts on the connecting plate through tools, so that the variable insulated terminal is relatively complex, time-consuming and labor-consuming, and the working efficiency is reduced.
In order to achieve the purpose, the invention provides the following technical scheme:
a variable insulation terminal comprises a terminal shell and a connecting plate, wherein a mark sticker is uniformly pasted on the upper side of the right end of the terminal shell through glue, a right electric wire wiring hole is uniformly formed in the lower side of the mark sticker, a penetrating port is uniformly formed in an upper end mainboard of the terminal shell, a right bolt interface is arranged on the right side of the penetrating port, a left bolt interface is arranged on the left side of the penetrating port, a clamping fixing device is arranged on the lower side of the left end of the terminal shell, a clamping groove is formed in the lower end of the terminal shell, the lower end of the terminal shell is inlaid with the connecting plate through the clamping groove, a convenient and fast mounting and dismounting device is connected to the middle of the upper end of the connecting plate and comprises an adjusting fixing sleeve, a connecting shaft, a bolt head and a threaded rod, the upper end of the threaded rod is, the upper end of the connecting shaft is connected with an adjusting fixing sleeve in a sleeved mode.
Preferably, the left end middle part of sign sticker is provided with left electric wire wiring hole, the right-hand left inboard that is located the terminal shell in left side electric wire wiring hole is provided with left end of a thread latch mechanism, left side end of a thread latch mechanism's right-hand member middle part bolted connection has the connection copper billet, the right-hand member bolted connection who connects the copper billet has right end of a thread latch mechanism, right side end of a thread latch mechanism's upper end threaded connection has fixing bolt.
Preferably, the connecting plate comprises a clamping plate, a connecting main plate and a connecting hole, the connecting hole penetrates through the middle of the connecting main plate, and the clamping plate is connected to the left end and the right end of the connecting main plate.
Preferably, the sign sticker is provided with threely, and three the sign sticker is corresponding with three right electric wire wiring hole for the sign distinguishes, the left end of terminal shell is provided with three sign sticker, and distinguishes with three left electric wire wiring hole is corresponding to carry out the sign.
Preferably, the upper end of the connecting shaft is provided with a limiting block, so that the connecting shaft is adjusted in the adjusting fixing sleeve and cannot be separated from the adjusting fixing sleeve, the width of the adjusting fixing sleeve is smaller than that of the connecting hole, the adjusting fixing sleeve can conveniently penetrate through the connecting hole to rotate to form a cross shape, and the connecting plate is limited and fixed.
Preferably, fixing bolt is provided with six, and six fixing bolt divide into two sets ofly, and threaded connection is on three fixing bolt and left stub clamping mechanism respectively, left side stub clamping mechanism and fixing bolt insert from right electric wire wiring hole and left electric wire wiring hole through outside electric wire to it is fixed with the electric wire downwards through the fixing bolt screw thread, makes it carry out electric connection through connecting the copper billet.
Preferably, connect the mainboard and make the terminal shell inlay the installation through convenient dismouting through two joint boards, it is fixed on the electric cabinet to connect the mainboard through the connecting hole by convenient dismouting putting through connection.
Preferably, the terminal shell is inlayed when the connecting plate through the joint groove, and through the inside spring bounce of joint fixing device and connecting plate contact support, fix the terminal shell on the connecting plate and prevent the displacement, right side electric wire wiring hole is arranged in the exposed copper line part of outside electric wire to connect fixedly in inserting the terminal shell.
Preferably, right bolt interface and left bolt interface all are provided with threely, and through three right bolt interface and left bolt interface, make outside bottle opener can insert in the terminal shell and carry out fixing work with six fixing bolt contacts, the terminal shell adopts insulating flame retardant material to make, and long service life, safe and reliable.
Compared with the prior art, the invention provides a variable insulation terminal, which has the following beneficial effects:
the invention is provided with a convenient mounting and dismounting device consisting of an adjusting fixing sleeve, a connecting shaft, a bolt head and a threaded rod, wherein the bolt head is grasped by bare hands, the threaded rod is inserted into a fixing hole on an electric cabinet, the threaded rod is inlaid on the bolt head through a spanner to rotate, the threaded rod is driven to rotate clockwise to be screwed on the electric cabinet, the threaded rod supports the adjusting fixing sleeve connected with the bolt head through the connecting shaft, the other convenient mounting and dismounting devices operate in the same way, the adjusting fixing sleeve is adjusted to be parallel to the connecting hole on the connecting plate through the rotation of the connecting shaft, the connecting plate is grasped by bare hands, the adjusting fixing sleeve is inlaid in the connecting hole, the adjusting fixing sleeve is rotated through the connecting shaft to be in a cross shape with the connecting hole, the connecting plate is limited and fixed, and the connecting plate provided with the terminal is quickly mounted and fixed on the electric cabinet, when the fixing sleeve is detached in the later period, the fixing sleeve is adjusted to rotate to be parallel to the connecting hole through the connecting shaft, the connecting plate can be rapidly separated from the convenient mounting and dismounting device, and the fixing sleeve is simple and convenient to use, time-saving and labor-saving and improves working efficiency.
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 specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
fig. 1 is a schematic view of a variable insulated terminal according to the present invention;
fig. 2 is a schematic structural view of a convenient mounting and dismounting device for a variable insulation terminal according to the present invention;
fig. 3 is a schematic cross-sectional view of a variable insulated terminal according to the present invention;
fig. 4 is a schematic diagram of a variable insulated terminal connection board according to the present invention;
in the figure: 1. a right bolt interface; 2. a label sticker; 3. a right wire connection hole; 4. a terminal housing; 5. a clamping groove; 6. the device is convenient to mount and dismount; 7. a connecting plate; 8. clamping and connecting the fixing device; 9. a penetrating port; 10. a left bolt interface; 11. fixing the bolt; 12. a right thread end clamping mechanism; 13. connecting the copper blocks; 14. a left wire connection hole; 15. a left thread end clamping mechanism; 61. adjusting the fixing sleeve; 62. a connecting shaft; 63. a bolt head; 64. a threaded rod; 71. a clamping and connecting plate; 72. connecting the main board; 73. and connecting the holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides a technical solution:
a variable insulation terminal comprises a terminal shell 4 and a connecting plate 7, wherein identification stickers 2 are uniformly pasted on the upper side of the right end of the terminal shell 4 through glue, right electric wire wiring holes 3 are uniformly arranged below the identification stickers 2, a through interface 9 is uniformly arranged on the upper end mainboard of the terminal shell 4, a right bolt interface 1 is arranged on the right side of the through interface 9, a left bolt interface 10 is arranged on the left side of the through interface 9, a clamping and fixing device 8 is arranged on the lower side of the left end of the terminal shell 4, a clamping groove 5 is arranged at the lower end of the terminal shell 4, the connecting plate 7 is embedded at the lower end of the terminal shell 4 through the clamping groove 5, a convenient and fast mounting and dismounting device 6 is connected in the middle of the upper end of the connecting plate 7, the convenient and fast mounting and dismounting device 6 comprises an adjusting and fixing sleeve 61, a connecting shaft 62, a bolt head 63 and a, the upper end of the connecting shaft 62 is connected with an adjusting fixing sleeve 61 in a sleeved mode.
A variable insulation terminal comprises a left wire wiring hole 14 arranged in the middle of the left end of a label sticker 2, a left wire end clamping mechanism 15 arranged on the left inner side of a terminal shell 4 on the right side of the left wire wiring hole 14, a connecting copper block 13 connected with the middle of the right end of the left wire end clamping mechanism 15 through a bolt, a right wire end clamping mechanism 12 connected with the right end of the copper block 13 through a bolt, a fixing bolt 11 connected with the upper end of the right wire end clamping mechanism 12 through a thread, wherein an inserted and installed wire can be distinguished through the label sticker 2, a connecting plate 7 comprises a clamping plate 71, a connecting main plate 72 and connecting holes 73, the connecting hole 73 penetrates through the middle of the connecting main plate 72, the clamping plate 71 is connected with the left end and the right end of the connecting main plate 72, the connecting plate 7 is installed on an electric cabinet to facilitate installation and fixation of the terminal shell 4, three label stickers 2 are arranged, and the three label stickers, the left end of the terminal shell 4 is provided with three identification stickers 2 and is correspondingly marked and distinguished with three left electric wire wiring holes 14.
A variable insulation terminal comprises a limiting block arranged at the upper end of a connecting shaft 62, so that the connecting shaft 62 is adjusted in an adjusting fixing sleeve 61 and cannot be separated, the width of the adjusting fixing sleeve 61 is smaller than that of a connecting hole 73, the connecting shaft 62 can conveniently penetrate through the connecting hole 73 to rotate and form a cross shape, a connecting plate 7 is limited and fixed, six fixing bolts 11 are arranged, the six fixing bolts 11 are divided into two groups and are respectively in threaded connection with three fixing bolts 11 and a left wire head clamping mechanism 15, the left wire head clamping mechanism 15 and the fixing bolts 11 are connected from a right wire wiring hole 3 and a left wire wiring hole 14 through external wires, the wires are fixed downwards through threads of the fixing bolts 11 and are electrically connected through a connecting copper block 13, a connecting main board 72 enables a terminal shell 4 to be embedded and installed through a convenient and fast assembling and disassembling device 6 through two clamping plates 71, the connecting main board 72 is penetratingly connected and fixed on an electric control box through the convenient and disassembling device 6 through, when the terminal shell 4 is embedded in the connecting plate 7 through the clamping groove 5, the terminal shell 4 is contacted and supported with the connecting plate 7 through the rebound of a spring in the clamping fixing device 8, the terminal shell 4 is fixed on the connecting plate 7 to prevent displacement, the right wire wiring hole 3 is used for inserting the exposed copper wire part of an external wire into the terminal shell 4 for connection and fixation, wherein the exposed copper wire head of a working equipment connecting wire is inserted into the right wire head clamping mechanism 12 through the right wire wiring hole 3, then a screwdriver is inserted into the right bolt interface 1 to be contacted with the fixing bolt 11, the wire copper wire in the right wire head clamping mechanism 12 is supported and fixed through clockwise rotating the fixing bolt 11 downwards, other working equipment connecting wires are operated in the same way, the exposed copper wire head of a power supply connecting wire is inserted into the left wire head clamping mechanism 15 through the left wire wiring hole 14, and then the screwdriver is inserted into the left bolt interface 10 to be contacted with the fixing bolt 11, downwards through rotating fixing bolt 11 clockwise, support the electric wire copper wire in left end of a thread latch mechanism 15 fixedly, begin circular telegram work, left end of a thread latch mechanism 15 and right end of a thread latch mechanism 12 are connected through connecting copper billet 13, make its power connecting wire carry electric current to the equipment connecting wire, right side bolt interface 1 all is provided with threely with left bolt interface 10, and through three right bolt interface 1 and left bolt interface 10, make outside bottle opener can insert in terminal shell 4 and carry out fixed work with six fixing bolt 11 contacts, terminal shell 4 adopts insulating flame retardant material to make, long service life, safety and reliability.
The working principle and the using process of the invention are as follows: after the connecting plate 7 is installed, the connecting plate 7 is installed on an electric cabinet through an insulating terminal, the connecting plate 7 is installed through a convenient and fast installing and disassembling device 6, a bolt head 63 is grasped by hands, a threaded rod 64 is inserted into a fixed hole on the electric cabinet, the bolt head 63 is inlaid through a wrench to rotate, the threaded rod 64 is driven to rotate clockwise and is screwed on the electric cabinet, the threaded rod 64 supports an adjusting fixed sleeve 61 connected with the bolt head 63 through a connecting shaft 62, the other convenient and fast installing and disassembling devices 6 operate in a similar way, the adjusting fixed sleeve 61 is adjusted through the connecting shaft 62 to be parallel to a connecting hole 73 on the connecting plate 7, the connecting plate 7 is grasped by hands, the adjusting fixed sleeve 61 is inlaid into the connecting hole 73, the adjusting fixed sleeve 61 is rotated through the connecting shaft 62 to be in a cross shape with the connecting hole 73, and the connecting plate 7 is limited and fixed, then, the terminal shell 4 is embedded and fixed on a clamping plate 71 of a connecting main board 72 through a clamping groove 5, the terminal shell 4 is contacted and supported with a connecting plate 7 through the rebound of a spring in a clamping and fixing device 8, the terminal shell 4 is fixed on the connecting plate 7 to prevent displacement, the exposed copper wire head of a connecting wire of working equipment is inserted into a right wire head clamping mechanism 12 through a right wire connecting hole 3, a screwdriver is inserted into a right bolt interface 1 to be contacted with a fixing bolt 11, the wire copper wire in the right wire head clamping mechanism 12 is supported and fixed through clockwise rotation of the fixing bolt 11, other working equipment connecting wires are operated in the same way, the exposed copper wire head of a power connecting wire is inserted into a left wire head clamping mechanism 15 through a left wire connecting hole 14, the screwdriver is inserted into a left bolt interface 10 to be contacted with the fixing bolt 11, and the fixing bolt 11 is clockwise rotated downwards, and the electric wire copper wire in the left wire head clamping mechanism 15 is abutted and fixed to start electrifying work, and the left wire head clamping mechanism 15 and the right wire head clamping mechanism 12 are connected through a connecting copper block 13, so that the power supply connecting wire of the left wire head clamping mechanism is used for conveying current to the connecting wire of the working equipment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A variable insulated terminal comprising a terminal housing (4) and a connection plate (7), characterized in that: the right-hand member upside of terminal shell (4) is evenly pasted through glue and is had sign sticker (2), the below of sign sticker (2) evenly is provided with right electric wire wiring hole (3), the upper end mainboard of terminal shell (4) evenly is provided with interface (9), the right-hand right bolt interface (1) that is provided with of interface (9), the left of interface (9) is provided with left bolt interface (10), the left end downside of terminal shell (4) is provided with joint fixing device (8), the lower extreme of terminal shell (4) is provided with joint groove (5), the lower extreme of terminal shell (4) is inlayed through joint groove (5) and is had connecting plate (7), the upper end mid-portion of connecting plate (7) is connected with convenient ann and dismantles device (6), convenient ann dismantles device (6) including adjusting fixed cover (61), Connecting axle (62), bolt head (63) and threaded rod (64), the upper end welding of threaded rod (64) has bolt head (63), the upper end welding of bolt head (63) has connecting axle (62), the upper end cup joint of connecting axle (62) is connected with adjusts fixed cover (61).
2. The variable geometry insulated terminal of claim 1, wherein: the left end middle part of sign sticker (2) is provided with left electric wire wiring hole (14), the right-hand left inboard that is located terminal shell (4) in left side electric wire wiring hole (14) is provided with left end of a thread latch mechanism (15), the right-hand member middle part bolted connection of left side end of a thread latch mechanism (15) has connection copper billet (13), the right-hand member bolted connection of connecting copper billet (13) has right end of a thread latch mechanism (12), the upper end threaded connection of right side end of a thread latch mechanism (12) has fixing bolt (11).
3. The variable geometry insulated terminal of claim 1, wherein: the connecting plate (7) comprises a clamping plate (71), a connecting main plate (72) and a connecting hole (73), the connecting hole (73) penetrates through the middle of the connecting main plate (72), and the clamping plate (71) is connected to the left end and the right end of the connecting main plate (72).
4. The variable geometry insulated terminal of claim 1, wherein: sign sticker (2) are provided with threely, and three sign sticker (2) are corresponding with three right electric wire wiring hole (3) for the sign distinguishes, the left end of terminal shell (4) is provided with three sign sticker (2), and distinguishes with three left electric wire wiring hole (14) corresponding sign of carrying on.
5. The variable geometry insulated terminal of claim 1, wherein: the connecting shaft (62) upper end is provided with the stopper, makes connecting shaft (62) adjust can not break away from in adjusting fixed cover (61), the width of adjusting fixed cover (61) is less than the width of connecting hole (73), makes and adjusts fixed cover (61) and is convenient for pass connecting hole (73) and rotate rather than being "cross shape, with connecting plate (7) spacing fixed.
6. The variable geometry insulated terminal of claim 2, wherein: fixing bolt (11) are provided with six, and six fixing bolt (11) divide into two sets ofly, and threaded connection is on three fixing bolt (11) and left end of a thread latch mechanism (15) respectively, left side end of a thread latch mechanism (15) and fixing bolt (11) insert from right electric wire wiring hole (3) and left electric wire wiring hole (14) through outside electric wire to it is fixed with the electric wire downwards through fixing bolt (11) screw thread, makes it carry out electric connection through connecting copper billet (13).
7. A variable insulation terminal according to claim 3, wherein: connect mainboard (72) and make terminal shell (4) inlay the installation through convenient dismouting device (6) through two joint board (71), connect mainboard (72) and be fixed on the electric cabinet by convenient dismouting device (6) through connection hole (73).
8. The variable geometry insulated terminal of claim 1, wherein: terminal shell (4) are inlayed when connecting plate (7) through joint groove (5), bounce-back and connecting plate (7) contact through joint fixing device (8) inside spring and support, fix terminal shell (4) and prevent the displacement on connecting plate (7), right side electric wire wiring hole (3) are arranged in the exposed copper line part of outside electric wire to connect fixedly in inserting terminal shell (4).
9. The variable geometry insulated terminal of claim 1, wherein: the right bolt interface (1) and the left bolt interface (10) are all provided with threely, and through three right bolt interface (1) and left bolt interface (10), make outside bottle opener can insert in terminal shell (4) and carry out fixed work with six fixing bolt (11) contacts, terminal shell (4) adopt insulating flame retardant material to make.
CN202010944267.1A 2020-09-09 2020-09-09 Variable insulated terminal Pending CN112072343A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010944267.1A CN112072343A (en) 2020-09-09 2020-09-09 Variable insulated terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010944267.1A CN112072343A (en) 2020-09-09 2020-09-09 Variable insulated terminal

Publications (1)

Publication Number Publication Date
CN112072343A true CN112072343A (en) 2020-12-11

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ID=73663303

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010944267.1A Pending CN112072343A (en) 2020-09-09 2020-09-09 Variable insulated terminal

Country Status (1)

Country Link
CN (1) CN112072343A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201196182Y (en) * 2008-04-11 2009-02-18 和成(中国)有限公司 Locking structure between water container and closestool
CN205947394U (en) * 2016-05-25 2017-02-15 徐晶晶 Novel muffin box point is glued device
CN210167520U (en) * 2019-07-19 2020-03-20 曾金银 Withstand voltage type binding post convenient to installation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201196182Y (en) * 2008-04-11 2009-02-18 和成(中国)有限公司 Locking structure between water container and closestool
CN205947394U (en) * 2016-05-25 2017-02-15 徐晶晶 Novel muffin box point is glued device
CN210167520U (en) * 2019-07-19 2020-03-20 曾金银 Withstand voltage type binding post convenient to installation

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Application publication date: 20201211

RJ01 Rejection of invention patent application after publication