CN217562424U - Multi-handle knife switch structure pulled by one connecting rod - Google Patents
Multi-handle knife switch structure pulled by one connecting rod Download PDFInfo
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- CN217562424U CN217562424U CN202220612820.6U CN202220612820U CN217562424U CN 217562424 U CN217562424 U CN 217562424U CN 202220612820 U CN202220612820 U CN 202220612820U CN 217562424 U CN217562424 U CN 217562424U
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- sword
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Abstract
The utility model is suitable for the technical field of isolating switches, and provides a connecting rod pulling multi-handle disconnecting link structure, which comprises a base and a transmission mechanism; the two ends of the top of the base are detachably and vertically provided with supporting insulators, and one end of the top of each supporting insulator is provided with a fixed contact. This many switch structures of a connecting rod pulling, when needing the separating brake, the axis of rotation clockwise rotation, the axis of rotation rotates and makes the head rod upward movement through the transfer line, the head rod promotes first sword that touches, first sword that touches rotates, the second connecting rod drives the second and touches the sword and rotate, touch sword and first when the second and touch sword and rotate to certain angle after, accomplish isolator's separating brake, when needing the combined floodgate, the axis of rotation anticlockwise rotation, head rod downstream, the second connecting rod drives the second and touches sword downstream to suitable position, accomplish isolator combined floodgate, avoid when the electric current is great, can't accomplish the operation of separating brake and combined floodgate, the result of use is better.
Description
Technical Field
The utility model belongs to the technical field of isolator, especially, relate to a many switch structures of connecting rod pulling.
Background
The isolating switch is a switch device mainly used for isolating power supply and switching operation, and is used for connecting and cutting off small current circuit, and has no arc-extinguishing function, and when the isolating switch is in separated position, the contacts have insulation distance meeting the requirements and obvious cut-off mark.
When most of existing isolating switches are switched on and switched off, the contact pressure between the contact knife and the static contact is guaranteed mainly through the screw rod, the nut and the pressure spring, which are arranged at the position, close to the static contact, of the contact knife, the structure is simple, the isolating switch can only be used for low current, when the current is high, the contact area between the contact knife and the contact needs to be enlarged, and due to the fact that the contact surface is enlarged, the contact spring cannot guarantee good contact and contact pressure of the whole contact surface.
SUMMERY OF THE UTILITY MODEL
The utility model provides a many switch structures of connecting rod pulling aims at solving simple structure, only can be used for undercurrent isolator, need increase when the electric current is big and touch sword and contact area, because the contact surface increases, the contact spring can not guarantee the good and contact pressure's of contact of whole contact surface problem.
The utility model is realized in such a way that one connecting rod pulls a multi-knife switch structure, which comprises a base and a transmission mechanism;
the two ends of the top of the base are detachably and vertically provided with supporting insulators, the top of the supporting insulator at one end is provided with a static contact, the top of the supporting insulator at the other end is provided with a moving contact, the bottom of the front side surface of the moving contact is rotatably provided with a first contact knife, and the top of the front side surface of the moving contact is rotatably provided with a second contact knife;
a through groove is formed in the middle of the base, the transmission mechanism is arranged at one end of an inner cavity of the through groove, a mounting plate is detachably arranged on the front side surface of the first contact cutter, a first connecting rod is rotatably arranged on the front side surface of the mounting plate, a transmission rod is arranged at the bottom end of the first connecting rod, and the other end of the transmission rod is fixedly connected with the transmission mechanism;
preferably, the second contact knife surface and the first contact knife surface are both rotatably provided with a second connecting rod.
Preferably, the transmission mechanism comprises a rotating shaft which is rotatably arranged along the direction from the front side to the rear side of the inner cavity of the through groove, the front end of the rotating shaft penetrates through the front side of the base, a rotating handle is fixedly connected with the front end of the rotating shaft, and the other end of the transmission rod is fixedly connected with the surface of the rotating shaft.
Preferably, the surface of the rotating handle is movably provided with an embedded rod, and the front side surface of the other end of the base is provided with a limiting groove in an inwards recessed manner.
Preferably, the bottom of the supporting insulator is transversely and fixedly connected with a bottom plate, and the bottom of the bottom plate is vertically and fixedly connected with a fixed seat.
Preferably, both ends of the top of the base are provided with mounting grooves in an inwards concave manner, the bottom of an inner cavity of the mounting groove is transversely provided with a contact plate in a sliding manner, and an elastic piece is vertically arranged between the bottom of the contact plate and the bottom of the inner cavity of the mounting groove.
Preferably, both ends of the base can be provided with a limiting rod with one end communicated with the bottom of the fixing seat and with the inner wall surface of the base in a clamped mode, the outer end of the limiting rod is vertically and fixedly connected with a limiting plate, and the limiting plate is detachably connected with the surface of the base through a bolt.
Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a many switch structures of connecting rod pulling, when needing the separating brake, the axis of rotation clockwise rotation, the axis of rotation rotates and makes head rod upward movement through the transfer line, the head rod promotes first sword that touches, first sword that touches rotates, the second connecting rod drives the second and touches the sword and rotate to certain angle back when the second touches sword and first sword that touches, accomplish isolator's separating brake, when needing the combined floodgate, on the contrary, the counter-clockwise rotation of axis of rotation, head rod downstream, the first sword that touches of head rod pulling uses the installation department as fulcrum downstream, the second connecting rod drives the second and touches sword downstream and make and touch sword and contact and contact, accomplish isolator combined floodgate, avoid when electric current is great, can't accomplish the operation of separating brake and combined floodgate, guarantee the effect of good and contact pressure, excellent use effect.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
FIG. 2 is a front view of the middle structure of the present invention;
fig. 3 is a schematic diagram of the structure of the present invention.
In the figure: the device comprises a base 1, a bottom plate 2, a support insulator 3, a fixed contact 4, a movable contact 5, a first contact knife 6, a second contact knife 7, a mounting plate 8, a first connecting rod 9, a rotating shaft 10, a transmission rod 11, a through groove 12, a mounting groove 13, a contact plate 14, an elastic part 15, a limiting rod 16, a limiting plate 17, a fixing seat 18, a second connecting rod 19, a positioning rod 20, a mounting port 21, a rotating handle 22, a limiting groove 23 and an embedding rod 24.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1-3, the present invention provides a technical solution: the multi-handle disconnecting link structure pulled by one connecting rod comprises a base 1 and a transmission mechanism; the supporting insulator 3 is vertically arranged at the two ends of the top of the base 1 in a detachable mode, the fixed contact 4 is arranged at the top of the supporting insulator 3 at one end, the movable contact 5 is arranged at the top of the supporting insulator 3 at the other end, the first contact knife 6 is rotatably arranged at the bottom of the front side face of the movable contact 5, and the second contact knife 7 is rotatably arranged at the top of the front side face of the movable contact 5.
According to specific user demand, can dismantle or change support insulator 3, the first installing port 21 has all been seted up with the second on the surface that touches sword 7 of touching the surface of sword 6, can make first sword 6, the second of touching touch sword 7 and install the leading flank to moving contact 5 through installing port 21, simultaneously according to specific user demand back, first sword 6 and the second of touching touches sword 7 and can rotate, rotate to suitable angle according to specific user demand.
The middle part of base 1 has been seted up and has been link up groove 12, and drive mechanism sets up in the one end of link up groove 12 inner chamber, and first leading flank detachably who touches sword 6 is provided with mounting panel 8, and the leading flank of mounting panel 8 rotationally is provided with head rod 9, and the bottom of head rod 9 is provided with transfer line 11, and the other end and the drive mechanism fixed connection of transfer line 11, the second touches sword 7 surface and the first surface that touches sword 6 and all rotationally is provided with second connecting rod 19.
According to specific use requirements, the contact knife can be installed to a proper number through the installation opening 21 according to the specific use requirements, the installation number is selected according to the use requirements, so that the contact area between the contact knife and the contact is increased, the installation opening 21 is connected to the movable contact 5 through a nut, a screw and a pressure spring, and the screw, the nut and the pressure spring are arranged at one ends, close to the static contact 4, of the first contact knife 6 and the second contact knife 7 and used for guaranteeing the contact pressure with the static contact 4.
Furthermore, the transmission mechanism comprises a rotating shaft 10 which is rotatably arranged along the direction from the front side to the rear side of the inner cavity of the through groove 12, the front end of the rotating shaft 10 penetrates through the front side of the base 1, a rotating handle 22 is fixedly connected with the front end of the rotating shaft 10, and the other end of the transmission rod 11 is fixedly connected with the surface of the rotating shaft 10.
The rotating shaft 10 can rotate forward or backward, and the transmission rod 11 is fixedly connected with the surface of the rotating shaft 10, so that the first connecting rod 9 is driven to move upwards or downwards by the transmission rod 11 when the rotating shaft 10 rotates forward or backward, and the rotating direction is selected according to specific use requirements.
Furthermore, the surface of the rotating handle 22 is movably provided with a clamping and embedding rod 24, and the front side surface of the other end of the base 1 is inwards provided with a limiting groove 23 in a concave manner.
The limiting groove 23 is composed of a vertical groove and a transverse groove, the fixing block fixed at the inner end is in a vertical state when the clamping and embedding rod 24 rotates, after the length of the fixing block is equal to that of the vertical groove, the clamping and embedding rod 24 is pushed to be inserted into the inner cavity of the limiting groove 23 and is contacted with the rear end of the inner wall surface of the limiting groove 23, the fixing block at the rear end is in a horizontal state through rotation of the clamping and embedding rod 24, and therefore the position of the rotating handle 22 is fixed.
Further, the bottom of the supporting insulator 3 is transversely fixedly connected with the bottom plate 2, the bottom of the bottom plate 2 is vertically fixedly connected with the fixing seat 18, the two ends of the top of the base 1 are both inwards sunken to form the mounting grooves 13, the bottom of the inner cavity of the mounting groove 13 is transversely provided with the contact plate 14 in a slidable mode, and the elastic part 15 is vertically arranged between the bottom of the contact plate 14 and the bottom of the inner cavity of the mounting groove 13.
Can fix a position the mounted position of support insulator 3 fast through mounting groove 13, make things convenient for follow-up installation, when bottom plate 2 is placed in base 1's top, fixing base 18 runs through to contact with elastic component 15 among the 13 inner chambers of mounting groove, weight through support insulator 3 makes fixing base 18 drive contact plate 14 downstream elastic component 15 receive the extrusion and produce elasticity, after bottom plate 2 moves to suitable position, fix support insulator 3's position through follow-up chucking, accomplish the installation.
Further, the both ends of base 1 all can be provided with the gag lever post 16 that one end link up the bottom of fixing base 18 and with 1 internal face looks joint of base with the pull, the vertical fixedly connected with limiting plate 17 in gag lever post 16's outer end, and limiting plate 17 passes through the bolt and can dismantle with the surface of base 1 and be connected.
In this embodiment, after fixing base 18 drives contact plate 14 downstream to suitable position, after making it link up fixing base 18 with the internal face looks joint of mounting groove 13 when through inserting gag lever post 16, can dismantle with the surface of base 1 through the bolt and be connected limiting plate 17, thereby fix fixing base 18 and gag lever post 16's position, when dismantling, the top of base 1 and the both ends that are located every bottom plate 2 all can vertically be provided with locating lever 20, when gag lever post 16 dismantles, through taking out gag lever post 16, fixing base 18 is to moving to suitable position through the elasticity of elastic component 15, the top of bottom plate 2 contacts with the top of locating lever 20 internal face, carry on spacingly.
The utility model discloses a theory of operation and use flow: the utility model discloses after installing, when needing the separating brake, through 10 clockwise rotations of axis of rotation, axis of rotation 10 rotates and drives 11 motion messenger head rod 9 upward movements of transfer line, head rod 9 promotes first sword 6 that touches, make first sword 6 that touches use the installation department to rotate as the fulcrum, in rotating the in-process, second connecting rod 19 drives the second and touches sword 7 and rotate, make the second touch sword 7 and first sword 6 that touch rotate to certain angle after, accomplish isolator's separating brake, when needing the combined floodgate, through 10 anticlockwise rotations of axis of rotation, axis of rotation 10 rotates and drives 11 motion messenger head rod 9 downstream of transfer line 11, axis of rotation 10 rotates and drives transfer line 11 and makes head rod 9 downstream, head rod 9 stimulates first sword 6 and uses the installation department as the fulcrum, the downstream drives the second through second connecting rod 19 simultaneously and touches sword 7 downstream until touching sword and contact complete contact, thereby accomplish isolator combined floodgate.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. Many switch structures of connecting rod pulling, its characterized in that: comprises a base (1) and a transmission mechanism;
the two ends of the top of the base (1) are detachably and vertically provided with supporting insulators (3), the top of one end of each supporting insulator (3) is provided with a fixed contact (4), the top of the other end of each supporting insulator (3) is provided with a movable contact (5), the bottom of the front side surface of each movable contact (5) is rotatably provided with a first contact knife (6), and the top of the front side surface of each movable contact (5) is rotatably provided with a second contact knife (7);
a through groove (12) is formed in the middle of the base (1), the transmission mechanism is arranged at one end of an inner cavity of the through groove (12), a mounting plate (8) is detachably arranged on the front side face of the first contact knife (6), a first connecting rod (9) is rotatably arranged on the front side face of the mounting plate (8), a transmission rod (11) is arranged at the bottom end of the first connecting rod (9), and the other end of the transmission rod (11) is fixedly connected with the transmission mechanism.
2. The one-link-pulling multi-handle disconnecting link structure of claim 1, wherein: and a second connecting rod (19) is rotatably arranged on the surface of the second contact knife (7) and the surface of the first contact knife (6).
3. The one-link-pulling multi-handle disconnecting link structure of claim 1, wherein: the transmission mechanism comprises a rotating shaft (10) which is rotatably arranged along the direction from the front side to the rear side of the inner cavity of the through groove (12), the front end of the rotating shaft (10) penetrates through the front side of the base (1), the front end of the rotating shaft (10) is fixedly connected with a rotating handle (22), and the other end of the transmission rod (11) is fixedly connected with the surface of the rotating shaft (10).
4. The structure of the multi-knife switch pulled by one connecting rod as claimed in claim 3, wherein: the surface of the rotating handle (22) is movably provided with an embedded clamping rod (24), and the front side surface of the other end of the base (1) is inwards provided with a limiting groove (23) in a concave manner.
5. The one-link-pulling multi-blade disconnecting link structure according to claim 1, wherein: the bottom of the supporting insulator (3) is transversely and fixedly connected with a bottom plate (2), and the bottom of the bottom plate (2) is vertically and fixedly connected with a fixed seat (18).
6. The one-link-pulling multi-knife switch structure as claimed in claim 5, wherein: both ends at the top of the base (1) are provided with mounting grooves (13) inwards in a sunken mode, the bottom of an inner cavity of each mounting groove (13) is provided with a contact plate (14) in a sliding mode, and an elastic piece (15) is vertically arranged between the bottom of each contact plate (14) and the bottom of the inner cavity of each mounting groove (13).
7. The structure of the multi-knife switch pulled by one connecting rod as claimed in claim 6, wherein: the utility model discloses a fixing base, including base (1), the both ends of base (1) all can be provided with the one end with the pull and link up the bottom of fixing base (18) and with gag lever post (16) of base (1) internal face looks joint, the vertical fixedly connected with limiting plate (17) of outer end of gag lever post (16), limiting plate (17) through the bolt with the surface of base (1) can be dismantled and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220612820.6U CN217562424U (en) | 2022-03-21 | 2022-03-21 | Multi-handle knife switch structure pulled by one connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220612820.6U CN217562424U (en) | 2022-03-21 | 2022-03-21 | Multi-handle knife switch structure pulled by one connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217562424U true CN217562424U (en) | 2022-10-11 |
Family
ID=83470328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220612820.6U Active CN217562424U (en) | 2022-03-21 | 2022-03-21 | Multi-handle knife switch structure pulled by one connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217562424U (en) |
-
2022
- 2022-03-21 CN CN202220612820.6U patent/CN217562424U/en active Active
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