CN112366468A - Automatic signal acceptance terminal connector of transformer substation - Google Patents
Automatic signal acceptance terminal connector of transformer substation Download PDFInfo
- Publication number
- CN112366468A CN112366468A CN202011251332.9A CN202011251332A CN112366468A CN 112366468 A CN112366468 A CN 112366468A CN 202011251332 A CN202011251332 A CN 202011251332A CN 112366468 A CN112366468 A CN 112366468A
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- rod
- fixing
- screw rod
- wall
- moving seat
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/08—Short-circuiting members for bridging contacts in a counterpart
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
Abstract
The invention relates to the technical field of terminal connection, in particular to a transformer substation automatic signal acceptance terminal connector which comprises a fixed plate, a left fixed frame and a right fixed frame, wherein a transverse strip-shaped groove is formed in the upper surface of the fixed plate, a left moving seat and a right moving seat are slidably mounted in the strip-shaped groove, a screw rod is rotatably mounted between the left end and the right end of the strip-shaped groove, a plum blossom-shaped handle is fixed in the middle of the screw rod, the left end of the screw rod penetrates through the left moving seat, the outer wall of the left half section of the screw rod is provided with left-handed threads, the right end of the screw rod penetrates through the right moving seat, and the outer wall of the right half section of the screw rod is provided with; a first pin inserting mechanism is installed at the top end of the left moving seat, and a second pin inserting mechanism is installed at the top end of the right moving seat; the invention can be suitable for detecting and accepting terminal rows of different models, and has wide application range and simple and convenient operation; simultaneously, after the terminal is installed, the insulating clamping plate is utilized to move downwards to clamp the terminal, so that the stability of the terminal after installation can be further improved.
Description
Technical Field
The invention relates to the technical field of terminal connection, in particular to a transformer substation automatic signal acceptance terminal connector.
Background
In the stage that the intelligent substation is constructed on a large scale and a conventional substation enters an upgrading and transforming cycle, the checking work of the substation is very tedious and the workload is huge, thousands of signals need to be checked one by one, and the absolute correctness of time and the reasonability of the appearance sequence need to be ensured.
The signal acceptance requires a short-circuit terminal strip, and the common end and a signal point to be detected are in short circuit by adopting a manual handheld short-circuit wire on the terminal strip at present; for example, the invention with the patent number of 201410714002.7 discloses a transformer substation automation signal acceptance terminal connector, which comprises a fixing plate, wherein a movable fixed pin mechanism and a movable pin mechanism are arranged on the fixing plate; the fixed pin inserting mechanism comprises a first fixed rod, a first pin inserting rod and a first connecting plate for connecting the first fixed rod and the first pin inserting rod; the first fixing rod and the first pin inserting rod penetrate through the groove in the fixing plate, and limiting nuts are arranged on the first fixing rod and the first pin inserting rod on the upper side and the lower side of the fixing plate; the movable pin inserting mechanism comprises a second fixing rod, a second pin inserting rod and a second connecting plate for connecting the second fixing rod and the second pin inserting rod; the second fixing rod and the second pin inserting rod penetrate through the groove on the fixing plate, limiting nuts are arranged on the second fixing rod and the second pin inserting rod on the upper side and the lower side of the fixing plate, and the first pin inserting rod and the second pin inserting rod are provided with conductive path structures; however, the invention still has some disadvantages: the distance between the two pin inserting mechanisms is inconvenient to adjust, and the application range is limited; when the terminal is tested, the looseness phenomenon often appears, and the deviation appears in the result of acceptance.
Disclosure of Invention
The invention provides a transformer substation automatic signal acceptance terminal connector aiming at the problems in the background technology.
The invention is realized by the following technical scheme:
the transformer substation automation signal acceptance terminal connector comprises a fixed plate, a left fixed frame and a right fixed frame, wherein the fixed plate is fixedly installed between the left fixed frame and the right fixed frame, a transverse strip-shaped groove is formed in the upper surface of the fixed plate, a left moving seat and a right moving seat are slidably installed in the strip-shaped groove, a screw rod is rotatably installed between the left end and the right end of the strip-shaped groove, a plum blossom handle is fixed in the middle of the screw rod, the left end of the screw rod penetrates through the inside of the left moving seat, the left half section outer wall of the screw rod is provided with left-handed threads, the right end of the screw rod penetrates through the inside of the right moving seat, and the right half section outer wall of the screw rod is provided with right-handed threads; remove a seat top on a left side and install first contact pin mechanism, first contact pin mechanism includes first dead lever, first contact pin pole and first connecting plate, the right side removes a seat top and installs second contact pin mechanism, second contact pin mechanism includes second dead lever, second contact pin pole and second connecting plate, first contact pin pole with second contact pin pole is the electrically conductive path component.
As a further improvement of the scheme, the front side wall and the rear side wall of the left moving seat and the right moving seat are respectively fixed with a sliding block, the front inner wall and the rear inner wall of the strip-shaped groove are respectively provided with a sliding groove, and the sliding grooves and the sliding blocks are installed in a matched mode.
As a further improvement of the scheme, the screw rod is in threaded connection with the left movable seat and the right movable seat, and the left end and the right end of the screw rod are both installed in the elongated groove inner wall through the bearing seats.
As a further improvement of the above scheme, the first fixing rod is connected with the first pin rod through the first connecting plate, the second fixing rod is connected with the second pin rod through the second connecting plate, the upper ends of the first fixing rod, the first pin rod, the second fixing rod and the second pin rod are all made of non-conductive materials, and the bottom ends of the first pin rod and the second pin rod are connected with electrical conductors.
As a further improvement of the above-mentioned scheme, the first dead lever with the outer wall of first needle inserting rod all overlaps and is equipped with first spring, the first dead lever with the common cover of outer wall of first needle inserting rod is equipped with first insulation grip block, first insulation grip block set up in a pair of first spring bottom, the second dead lever with the outer wall of second needle inserting rod all overlaps and is equipped with the second spring, the second dead lever with the common cover of outer wall of second needle inserting rod is equipped with the insulation grip block of second, the insulation grip block of second sets up in a pair of second spring bottom.
As a further improvement of the above scheme, the centers of the upper end surfaces of the first insulating clamping plate and the second insulating clamping plate are both fixed with a pull rod, and the top ends of the pull rods are both fixed with a spherical handle.
As a further improvement of the above scheme, the vertical sections of the left fixing frame and the right fixing frame are both U-shaped, first fixing holes are formed in the top plate and the bottom plate of the left fixing frame and the right fixing frame, and first fixing bolts are installed inside the first fixing holes.
As a further improvement of the scheme, second fixing holes are formed in the vertical plates of the left fixing frame and the right fixing frame, and second fixing bolts are installed in the second fixing holes.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the plum blossom-shaped handle can be rotated clockwise or anticlockwise, the plum blossom-shaped handle is fixed on the outer wall of the screw rod and can further drive the screw rod to rotate clockwise or anticlockwise, the left half outer wall of the screw rod is provided with left-handed threads, the right half outer wall of the screw rod is provided with right-handed threads, and the left movable seat and the right movable seat are slidably mounted in the strip-shaped groove, so that the left movable seat and the right movable seat can be driven to move back to back or move towards each other simultaneously, the top end of the left movable seat is provided with the first pin inserting mechanism, the top end of the right movable seat is provided with the second pin inserting mechanism, the distance between the first pin inserting mechanism and the second pin inserting mechanism can be changed, and the detection and acceptance of terminal rows of different types can be adapted.
2. According to the invention, the pull rods are fixed at the centers of the upper end faces of the first insulating clamping plate and the second insulating clamping plate, the spherical handles are fixed at the top ends of the pull rods, the spherical handles can be held by hands, the first insulating clamping plate or the second insulating clamping plate is lifted by utilizing the pull rods, at the moment, the first spring or the second spring is in a compressed state, a terminal to be detected and inspected can be connected with the fixed rod and the pin inserting rod, then the spherical handles are released, and under the self-rebound force action of the first spring or the second spring, the first insulating clamping plate or the second insulating clamping plate can move downwards and clamp the terminal, so that the stability of the terminal after installation can be further improved, and the operation is simple and convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a perspective view of a first perspective of the present invention;
FIG. 2 is a schematic diagram illustrating the movement of the left and right movable stands according to the present invention;
FIG. 3 is a schematic diagram of a first pin mechanism and its peripheral components according to the present invention;
FIG. 4 is a schematic structural diagram of a second pin inserting mechanism and peripheral components thereof according to the present invention;
fig. 5 is a perspective view of a second perspective view according to the present invention.
Wherein, 1-a fixed plate, 2-a left fixed frame, 3-a right fixed frame, 4-a rectangular groove, 5-a left movable seat, 6-a right movable seat, 7-a screw, 8-a plum blossom handle, 9-a left screw, 10-a right screw, 11-a first pin mechanism, 111-a first fixed rod, 112-a first pin mechanism, 113-a first connection plate, 114-a first spring, 115-a first insulating clamping plate, 12-a first pin rod, 121-a second fixed rod, 122-a second pin rod, 123-a second connection plate, 124-a second spring, 125-a second insulating clamping plate, 13-a slider, 14-a pull rod, 15-a spherical handle, 16-a first fixed hole, 17-a first fixed bolt, 18-second fixing hole, 19-second fixing bolt.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
The present invention will be further described with reference to the accompanying drawings 1 to 5.
As shown in fig. 1 to 5, a transformer substation automation signal acceptance terminal connector comprises a fixed plate 1, a left fixed frame 2 and a right fixed frame 3, wherein the fixed plate 1 is fixedly installed between the left fixed frame 2 and the right fixed frame 3, a transverse strip-shaped groove 4 is formed in the upper surface of the fixed plate 1, a left movable seat 5 and a right movable seat 6 are slidably installed in the strip-shaped groove 4, a screw 7 is rotatably installed between the left end and the right end of the strip-shaped groove 4, a plum blossom-shaped handle 8 is fixed in the middle of the screw 7, the left end of the screw 7 penetrates through the left movable seat 5, a left-handed thread 9 is formed in the outer wall of the left half section of the screw 7, the right end of the screw 7 penetrates through the inside of the right movable seat 6, and a right-handed thread 10 is formed in the outer wall of; the first pin mechanism 11 is installed on the top end of the left moving seat 5, the first pin mechanism 11 comprises a first fixing rod 111, a first pin rod 112 and a first connecting plate 113, the second pin mechanism 12 is installed on the top end of the right moving seat 6, the second pin mechanism 12 comprises a second fixing rod 121, a second pin rod 122 and a second connecting plate 123, and the first pin rod 112 and the second pin rod 122 are both conductive path members.
The front and rear side walls of the left moving seat 5 and the right moving seat 6 are respectively fixed with a sliding block 13, the front and rear inner walls of the strip-shaped groove 4 are respectively provided with a sliding groove, and the sliding grooves and the sliding blocks 13 are installed in a matching way; the screw rod 7 is in threaded connection with the left moving seat 5 and the right moving seat 6, and the left end and the right end of the screw rod 7 are both installed with the inner wall of the strip-shaped groove 4 through the bearing seats.
The first fixing rod 111 is connected with the first insertion rod 112 through a first connecting plate 113, the second fixing rod 121 is connected with the second insertion rod 122 through a second connecting plate 123, the upper ends of the first fixing rod 111, the first insertion rod 112, the second fixing rod 121 and the second insertion rod 122 are all made of non-conductive materials, and the bottom ends of the first insertion rod 112 and the second insertion rod 122 are connected with electric leads; the outer walls of the first fixing rod 111 and the first insertion rod 112 are sleeved with a first spring 114, the outer walls of the first fixing rod 111 and the first insertion rod 112 are sleeved with a first insulating clamping plate 115, the first insulating clamping plate 115 is arranged at the bottom ends of the pair of first springs 114, the outer walls of the second fixing rod 121 and the second insertion rod 122 are sleeved with a second spring 124, the outer walls of the second fixing rod 121 and the second insertion rod 122 are sleeved with a second insulating clamping plate 125, and the second insulating clamping plate 125 is arranged at the bottom ends of the pair of second springs 124; the centers of the upper end surfaces of the first insulating clamping plate 115 and the second insulating clamping plate 125 are both fixed with a pull rod 14, and the top ends of the pull rods 14 are both fixed with a spherical handle 15.
The vertical sections of the left fixing frame 2 and the right fixing frame 3 are both U-shaped, first fixing holes 16 are formed in the top and bottom plates of the left fixing frame 2 and the right fixing frame 3, and first fixing bolts 17 are installed inside the first fixing holes 16; second fixing holes 18 are formed in vertical plates of the left fixing frame 2 and the right fixing frame 3, second fixing bolts 19 are mounted inside the second fixing holes 18, and when the left fixing frame 2 and the right fixing frame 3 are mounted on the terminal block, the first fixing bolts 17 and the second fixing bolts 19 can be used for fixing.
When the terminal connector is used, the left fixing frame 2 and the right fixing frame 3 are firstly sleeved on the terminal row, and when the terminal connector moves to a preset position, the whole terminal connector can be fixed by using the first fixing bolt 17 and the second fixing bolt 19; then the plum blossom handle 8 can be rotated clockwise or anticlockwise according to the distance between the connection terminals in the terminal row, the plum blossom handle 8 is fixed on the outer wall of the screw rod 7, the screw rod 7 can be further driven to rotate clockwise or anticlockwise, because the left-handed thread 9 is arranged on the outer wall of the left half section of the screw 7, the right-handed thread 10 is arranged on the outer wall of the right half section of the screw 7, and the left moving seat 5 and the right moving seat 6 are slidably arranged in the strip-shaped groove 4, thereby driving the left moving seat 5 and the right moving seat 6 to move back or face to face simultaneously, the top end of the left moving seat 5 is provided with a first pin inserting mechanism 11, the top end of the right moving seat 6 is provided with a second pin inserting mechanism 12, the distance between the first pin inserting mechanism 11 and the second pin inserting mechanism 12 can be changed, the detection and acceptance of the terminal rows with different types can be adapted, the application range is wide, the use is flexible, and the operation is simple and convenient; after the first pin inserting mechanism 11 and the second pin inserting mechanism 12 move to specific positions, the ball-shaped handle 15 can be held by hand, the first insulating clamping plate 115 or the second insulating clamping plate 125 is lifted by the pull rod 14, at this time, the first spring 114 or the second spring 124 is in a compressed state, a terminal to be tested and accepted can be connected with the fixing rod and the pin inserting rod, then the ball-shaped handle 15 is released, and under the action of the rebound force of the first spring 114 or the second spring 124, the first insulating clamping plate 115 or the second insulating clamping plate 125 can move downwards and clamp the terminal, so that the stability of the terminal after installation can be further improved, and the operation is simple and convenient.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a transformer substation automation signal acceptance terminal connector, includes fixed plate (1), left mount (2) and right mount (3), its characterized in that: the fixing plate (1) is fixedly installed between the left fixing frame (2) and the right fixing frame (3), a transverse strip-shaped groove (4) is formed in the upper surface of the fixing plate (1), a left moving seat (5) and a right moving seat (6) are installed inside the strip-shaped groove (4) in a sliding mode, a screw rod (7) is installed between the left end and the right end of the strip-shaped groove (4) in a rotating mode, a plum blossom handle (8) is fixed in the middle of the screw rod (7), the left end of the screw rod (7) penetrates through the left moving seat (5) from inside, the left half section outer wall of the screw rod (7) is provided with left-handed threads (9), the right end of the screw rod (7) penetrates through the right moving seat (6) from inside, and the right half section outer wall of the screw rod (7) is provided with right-handed threads (10); remove seat (5) top on a left side and install first contact pin mechanism (11), first contact pin mechanism (11) include first dead lever (111), first contact pin pole (112) and first connecting plate (113), second contact pin mechanism (12) are installed on right side removal seat (6) top, second contact pin mechanism (12) include second dead lever (121), second contact pin pole (122) and second connecting plate (123), first contact pin pole (112) with second contact pin pole (122) are the electrically conductive path component.
2. The substation automation signal acceptance terminal connector of claim 1, wherein: the left side remove seat (5) with the preceding, the back lateral wall of right side removal seat (6) all is fixed with slider (13), the spout has all been seted up to preceding, the back inner wall of rectangular shape groove (4), the spout with the cooperation installation between slider (13).
3. The substation automation signal acceptance terminal connector of claim 1, wherein: screw rod (7) with remove seat (5) on a left side be threaded connection between removal seat (6) on the right side, the left and right both ends of screw rod (7) all through the bearing frame with rectangular shape groove (4) inner wall is installed.
4. The substation automation signal acceptance terminal connector of claim 1, wherein: the first fixing rod (111) is connected with the first insertion rod (112) through the first connecting plate (113), the second fixing rod (121) is connected with the second insertion rod (122) through the second connecting plate (123), the upper ends of the first fixing rod (111), the first insertion rod (112), the second fixing rod (121) and the second insertion rod (122) are all made of non-conductive materials, and the bottom ends of the first insertion rod (112) and the second insertion rod (122) are connected with electric leads.
5. The substation automation signal acceptance terminal connector of claim 1, wherein: first dead lever (111) with the outer wall of first needle bar (112) all overlaps and is equipped with first spring (114), first dead lever (111) with the outer wall of first needle bar (112) is overlapped jointly and is equipped with first insulation grip block (115), first insulation grip block (115) set up in a pair first spring (114) bottom, second dead lever (121) with the outer wall of second needle bar (122) all overlaps and is equipped with second spring (124), second dead lever (121) with the outer wall of second needle bar (122) is overlapped jointly and is equipped with the insulation grip block of second (125), the insulation grip block of second (125) set up in a pair second spring (124) bottom.
6. The substation automation signal acceptance terminal connector of claim 1, wherein: and pull rods (14) are fixed at the centers of the upper end faces of the first insulating clamping plate (115) and the second insulating clamping plate (125), and spherical handles (15) are fixed at the top ends of the pull rods (14).
7. The substation automation signal acceptance terminal connector of claim 1, wherein: the left side mount (2) with the perpendicular cross-section of right mount (3) all is the U-shaped, left side mount (2) and all seted up first fixed orifices (16) on the top of right mount (3), bottom plate, first fixed orifices (16) internally mounted has first fixing bolt (17).
8. The substation automation signal acceptance terminal connector of claim 1, wherein: and the vertical plates of the left fixing frame (2) and the right fixing frame (3) are provided with second fixing holes (18), and second fixing bolts (19) are arranged in the second fixing holes (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011251332.9A CN112366468A (en) | 2020-11-11 | 2020-11-11 | Automatic signal acceptance terminal connector of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011251332.9A CN112366468A (en) | 2020-11-11 | 2020-11-11 | Automatic signal acceptance terminal connector of transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112366468A true CN112366468A (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011251332.9A Pending CN112366468A (en) | 2020-11-11 | 2020-11-11 | Automatic signal acceptance terminal connector of transformer substation |
Country Status (1)
| Country | Link |
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| CN (1) | CN112366468A (en) |
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| CN104466476A (en) * | 2014-12-02 | 2015-03-25 | 国家电网公司 | Substation automation signal check-and-accept terminal connector |
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| CN110886494A (en) * | 2019-11-29 | 2020-03-17 | 常州工学院 | Steel bar positioning device for civil engineering |
| CN210451610U (en) * | 2019-08-20 | 2020-05-05 | 杭州航炬传动机械有限公司 | Telescopic welding device for machining speed reducer coupler |
| CN210744436U (en) * | 2019-10-21 | 2020-06-12 | 凤冠电机（昆山）有限公司 | Automatic wiring device of wiring terminal |
| CN210954314U (en) * | 2019-10-16 | 2020-07-07 | 国网河南省电力公司济源供电公司 | Connecting piece for detecting mutual inductor |
| CN210985784U (en) * | 2019-09-26 | 2020-07-10 | 常州市大杰智能装备有限公司 | Motor base for numerical control machine tool |
| CN211604923U (en) * | 2020-08-27 | 2020-09-29 | 南京大全变压器有限公司 | Transformer low pressure foil coil copper bar preparation facilities of being qualified for next round of competitions |
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2020
- 2020-11-11 CN CN202011251332.9A patent/CN112366468A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466476A (en) * | 2014-12-02 | 2015-03-25 | 国家电网公司 | Substation automation signal check-and-accept terminal connector |
| CN206976873U (en) * | 2017-07-14 | 2018-02-06 | 浙江衢州华通电气有限公司 | A kind of fixed installation structure of high-tension switch cabinet |
| CN107443248A (en) * | 2017-09-01 | 2017-12-08 | 吴步晨 | A kind of spacing adjustable type glass clamping device |
| CN210451610U (en) * | 2019-08-20 | 2020-05-05 | 杭州航炬传动机械有限公司 | Telescopic welding device for machining speed reducer coupler |
| CN210985784U (en) * | 2019-09-26 | 2020-07-10 | 常州市大杰智能装备有限公司 | Motor base for numerical control machine tool |
| CN210954314U (en) * | 2019-10-16 | 2020-07-07 | 国网河南省电力公司济源供电公司 | Connecting piece for detecting mutual inductor |
| CN210744436U (en) * | 2019-10-21 | 2020-06-12 | 凤冠电机（昆山）有限公司 | Automatic wiring device of wiring terminal |
| CN110886494A (en) * | 2019-11-29 | 2020-03-17 | 常州工学院 | Steel bar positioning device for civil engineering |
| CN211604923U (en) * | 2020-08-27 | 2020-09-29 | 南京大全变压器有限公司 | Transformer low pressure foil coil copper bar preparation facilities of being qualified for next round of competitions |
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Application publication date: 20210212 |