CN217333998U - Fuse core body fixing seat used on fuse handcart - Google Patents
Fuse core body fixing seat used on fuse handcart Download PDFInfo
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- CN217333998U CN217333998U CN202220636185.5U CN202220636185U CN217333998U CN 217333998 U CN217333998 U CN 217333998U CN 202220636185 U CN202220636185 U CN 202220636185U CN 217333998 U CN217333998 U CN 217333998U
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- fuse
- chassis
- core
- handcart
- insulating shell
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Abstract
The utility model discloses a fuse core body fixing seat used on a fuse handcart, which comprises an insulating shell body, a core body and a fixing mechanism, wherein two ends of the insulating shell body are respectively fixedly connected with an insulating cover on a handcart body; the core is arranged in the insulating shell; the fixing mechanism comprises a plurality of clamping pieces and a clamping driving piece, each clamping piece is movably arranged in the insulating shell and is arranged on the side of the core body along the circumferential direction, and the clamping driving piece is connected with each clamping piece and is used for driving each clamping piece to be mutually folded or separated. The utility model has the advantages that: the diameter of the fixed core of fixed establishment can freely be adjusted in certain extent for the user can select the core of suitable diameter in certain extent according to actual demand, thereby makes the application scope of fuse handcart wider.
Description
Technical Field
The utility model relates to an electrical equipment technical field especially relates to a fuse core fixing base for on fuse handcart.
Background
In an electric power system, a fuse handcart is an important component of a switch cabinet.
The utility model discloses a chinese utility model patent of application No. 201320134781.4 discloses a fuse handcart, including handcart body, insulating boot, three-phase fuse subassembly, three-phase fuse unit mount is on the handcart body, and the three-phase fuse subassembly arranges side by side, be equipped with insulating barrier between the adjacent fuse subassembly, insulating barrier activity sets up on the handcart body.
The diameter of the fuse is fixed, and the fuse with the same diameter needs to be matched, so that the application range of the fuse handcart is limited.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technique not enough, provide a fuse core fixing base for on the fuse handcart, the diameter of fuse among the solution prior art is fixed, need match the fuse of same diameter size, leads to the limited technical problem of application scope of fuse handcart.
In order to achieve the technical purpose, the technical scheme of the utility model provide a fuse core fixing base for on fuse handcart, include:
the two ends of the insulating shell are fixedly connected with an insulating cover on the handcart body respectively;
a core disposed within the insulating housing;
the fixing mechanism comprises a plurality of clamping pieces and a clamping driving piece, the clamping pieces are movably arranged in the insulating shell and are arranged on the side of the core body along the circumferential direction, and the clamping driving piece is connected with the clamping pieces and is used for driving the clamping pieces to be mutually folded or separated.
Further, press from both sides tight driving piece and include chassis, a plurality of support and retaining member, the chassis rotates to set up just in the insulating casing the chassis bottom passes insulating casing and with lower conductive band on the handcart body is connected, the support sets up on the chassis and with the chassis rotates to be connected, each clamping piece one end all with insulating casing rotates to be connected, and the other end slides to pass rather than the one-to-one the support, the retaining member is used for with chassis and insulating casing fasten.
Furthermore, a circular mounting groove is formed in the inner bottom of the insulating shell, the chassis is rotatably arranged in the mounting groove, a plurality of fixing columns are fixedly mounted on the periphery of the mounting groove and the inner bottom of the insulating shell, and one end of each clamping piece is rotatably connected with the fixing columns in one-to-one correspondence with the clamping piece.
Furthermore, the bottom and the top of the insulating shell are respectively provided with a first through hole and a second through hole, the bottom of the chassis penetrates through the first through hole, the side wall of the insulating shell is provided with a first through groove, and one end of the chassis penetrates through the first through groove.
Furthermore, a sliding door is arranged on the side wall of the insulating shell and can slide along the side wall of the insulating shell.
Further, the chassis is made of a conductive material, a first contact is fixedly mounted at the bottom of the chassis, and the first contact penetrates through the first through hole and is connected with the lower conductive belt.
Further, fixed mounting has the driving piece on the chassis, the driving piece outer end passes first logical groove, the retaining member is used for with driving piece and insulating casing fasten.
Furthermore, an accommodating groove is formed in the chassis, the core is arranged in the accommodating groove, a plurality of second through grooves are formed in the side wall of the accommodating groove, and the supports are arranged in the second through grooves in a one-to-one correspondence mode and are connected with the chassis in a rotating mode through shaft pins.
Further, a fuse core fixing base for on the fuse handcart still includes high adjustment mechanism, high adjustment mechanism includes fixed sleeve and loose axle, fixed sleeve fixed mounting be in the insulating casing, just fixed sleeve passes at the top the second through-hole and with last conductive band on the handcart body is connected, the loose axle with fixed sleeve swing joint and can along fixed sleeve's length direction motion is used for changing loose axle bottom extremely the distance on chassis and with the core compresses tightly, just high adjustment mechanism is electrically conductive material.
Furthermore, a screw hole is formed in the inner surface of the fixing sleeve, a thread is formed in the movable shaft, and the movable shaft is connected into the screw hole through the corresponding thread in a threaded manner.
Compared with the prior art, the beneficial effects of the utility model include: after the fuse core in the fuse handcart fuses, need change the fuse core, break off the power earlier, and open insulating housing, press from both sides tight driving piece through the operation, can drive each clamping piece alternate segregation, thereby carry out the action of loosening to the core, and put into new core, the tight driving piece of rethread operation clamp, can drive each clamping piece and draw in each other, thereby carry out the action of pressing from both sides tight to the core, further the diameter that makes the tight core of clamping piece clamp can freely be adjusted in certain extent, make the user can select the core of suitable diameter in certain extent according to actual demand, thereby make the application scope of fuse handcart wider.
Drawings
Fig. 1 is a schematic perspective view of a fixed seat of a fuse core body used on a fuse handcart, which is provided by the utility model;
fig. 2 is a schematic perspective view of the fixed seat of the fuse core used in the fuse handcart of fig. 1, with the sliding door omitted;
FIG. 3 is a schematic perspective view of the insulating housing of FIG. 1;
FIG. 4 is a schematic perspective view of the insulating housing of FIG. 1 with the insulating housing omitted;
FIG. 5 is a schematic perspective view of the securing mechanism of FIG. 1;
FIG. 6 is a schematic structural view of the securing mechanism of FIG. 5;
FIG. 7 is a top view of the securing mechanism of FIG. 5;
fig. 8 is a perspective view of the height adjustment mechanism of fig. 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a fuse core body fixing seat used on a fuse handcart, the structure of which is shown in figures 1-4, and the fixing seat comprises an insulating shell body 1, a core body 2 and a fixing mechanism 3, wherein two ends of the insulating shell body 1 are respectively fixedly connected with an insulating cover on the handcart body; the core body 2 is arranged in the insulating shell 1; the fixing mechanism 3 includes a plurality of clamping members 31 and a clamping driving member 32, each clamping member 31 is movably disposed in the insulating housing 1 and circumferentially disposed on a side of the core body 2, and the clamping driving member 32 is connected to each clamping member 31 and is configured to drive each clamping member 31 to be folded or separated from each other.
When fuse in the fuse handcart the core 2 fusing later, need be to the fuse the core 2 is changed, and earlier the power failure, and will insulating housing 1 is opened, through the operation press from both sides tight driving piece 32, can drive each clamping piece 31 alternate segregation, thus it is right the action that core 2 unclamped is carried out, and puts into newly core 2, rethread operation press from both sides tight driving piece 32, can drive each clamping piece 31 draws in each other, and is right core 2 carries out the action of pressing from both sides tight, further messenger clamping piece 31 is tight the diameter of core 2 can freely be adjusted in certain extent for the user can select suitable diameter in certain extent according to actual demand core 2, thereby makes the application scope of fuse handcart wider.
As a preferred embodiment, referring to fig. 5 to 7, the clamping driving member 32 includes a chassis 321, a plurality of supports 322 and a locking member 323, the chassis 321 is rotatably disposed in the insulating housing 1, the bottom of the chassis 321 penetrates through the insulating housing 1 and is connected to a lower conductive strip on the handcart body, the supports 322 are disposed on the chassis 321 and are rotatably connected to the chassis 321, one end of each clamping member 31 is rotatably connected to the insulating housing 1, the other end of each clamping member 31 slidably penetrates through the supports 322 corresponding to the corresponding clamping member one by one, the locking member 323 is configured to fasten the chassis 321 and the insulating housing 1, and the clamping member 31 can be driven to move the chassis 321 and to fold or separate the core 2 by operating the chassis 321 and rotating the chassis 321.
As a preferred embodiment, referring to fig. 2 to 3, a circular mounting groove 11 is formed at an inner bottom of the insulating housing 1, the chassis 321 is rotatably disposed in the mounting groove 11, a plurality of fixing posts 12 are fixedly mounted at an inner bottom of the insulating housing 1 and around the mounting groove 11, one end of each clamping member 31 is rotatably connected to the corresponding fixing posts 12, the other end of the clamping member 31 penetrates through the support 322, the other end of the clamping member 31 is in an arc-shaped structure, so as to clamp the core 2, and the insulating housing 1 is in a column-shaped structure.
As a preferred embodiment, please refer to fig. 2 to 3, a first through hole 13 and a second through hole 14 are respectively formed at the bottom and the top of the insulating housing 1, the bottom of the chassis 321 passes through the first through hole 13, so that the chassis 321 is connected with the lower conductive band on the handcart body, a first through groove 15 is formed on the side wall of the insulating housing 1, a fixing plate 16 is fixedly mounted at the first through groove 15 and on the side wall of the insulating housing 1, a positioning groove 161 is formed on the fixing plate 16, and one end of the chassis 321 passes through the first through groove 15, so that the chassis 321 is operated to rotate in the mounting groove 11.
As a preferred embodiment, referring to fig. 1 and fig. 3, a sliding door 17 is disposed on a side wall of the insulating housing 1, and can slide along the side wall of the insulating housing 1, the insulating housing 1 can be in a closed state and an open state by pushing and pulling the sliding door 17, so as to facilitate replacement of the core 2, and when the fuse is in an operating state, the insulating housing 1 can be in the closed state by the sliding door 17, thereby ensuring safety of operation.
As a preferred embodiment, referring to fig. 6, the chassis 321 is made of a conductive material, and a first contact 3211 is fixedly mounted at the bottom of the chassis 321, and the first contact 3211 penetrates through the first through hole 13 and is connected to the lower conductive strip, so that the chassis 321 is electrically connected to the lower conductive strip and forms a live path.
As a preferred embodiment, referring to fig. 5, a driving member 3212 is fixedly mounted on the chassis 321, an outer end of the driving member 3212 passes through the first through slot 15, the locking member 323 is used to fasten the driving member 3212 and the fixing plate 16, the locking member 323 sequentially passes through the driving member 3212 and the positioning slot 161 and is fastened by bolts, and the driving member 3212 is coated with an insulating rubber to prevent a person from getting electric shock when the person operates the driving member 3212 by hand.
As a preferred embodiment, referring to fig. 5, an accommodating groove 3213 is formed in the chassis 321, the core 2 is disposed in the accommodating groove 3213, a plurality of second through grooves 3214 are formed in a side wall of the accommodating groove 3213, the supports 322 are disposed in the second through grooves 3214 in a one-to-one correspondence manner and are rotatably connected to the chassis 321 through a shaft pin, the accommodating groove 3213 is a cylindrical structure, the second through grooves 3214 are distributed in an annular array structure, the supports 322 are in a "mouth" shape structure, so that the clamping element 31 can slide in the supports 322, and the supports 322 and the locking element 323 are made of an insulating material.
As a preferred embodiment, please refer to fig. 2-4, the fixed seat of the fuse core for the fuse handcart further includes a height adjusting mechanism 4, the height adjusting mechanism 4 includes a fixed sleeve 41 and a movable shaft 42, the fixed sleeve 41 is fixedly installed in the insulating housing 1, a second contact 411 is fixedly installed at the top of the fixed sleeve 41, the second contact 411 passes through the second through hole 14 and is connected to the upper conductive band on the handcart body, the movable shaft 42 is movably connected to the fixed sleeve 41 and can move along the length direction of the fixed sleeve 41 to change the distance from the bottom of the movable shaft 42 to the chassis 321 and press the core 2, the height adjusting mechanism 4 is made of a conductive material and is used for electrically connecting the height adjusting mechanism 4 to the upper conductive band, further, the lower conductive belt, the chassis, the core body, the height adjusting mechanism and the upper conductive belt form a charged passage.
As a preferred embodiment, referring to fig. 8, a screw hole is formed on an inner surface of the fixed sleeve 41, a thread is formed on the movable shaft 42, and the movable shaft 42 is screwed into the screw hole via the corresponding thread, so as to move the movable shaft 42 relative to the fixed sleeve 41.
For better understanding of the present invention, the following detailed description is made with reference to fig. 1 to 8 for the working principle of the technical solution of the present invention:
after the fuse core in the fuse handcart is fused, the core 2 of the fuse needs to be replaced, the power supply is cut off firstly, the locking member 323 is unscrewed, the locking member 323 is moved out from the positioning groove 161 and the driving member 3212, the insulating shell 1 can be in an open state by pushing and pulling the sliding door 17, the driving member 3212 is rotated, the chassis 321 can be rotated relative to the mounting groove 11, the chassis 321 is further driven to drive the clamping member 31 to slide relative to the support 322, the core 2 can be loosened by the locking member 323, then the movable shaft 42 can be driven to ascend relative to the fixing sleeve 41 by rotating the movable shaft 42, the core 2 is loosened, then the core 2 is taken out and replaced by a new core 2, and the clamping member 31 is driven to slide relative to the support 322 by the rotation of the chassis 321, thereby make clamping piece 31 presss from both sides tightly the diameter of core 2 can freely be adjusted within a certain range, simultaneously loose axle 42 with fixed sleeve 41 swing joint and can be along the length direction motion of fixed sleeve 41 can change loose axle 42 bottom extremely the distance of chassis 321 further makes the user select suitable diameter and suitable length within a certain range according to actual demand core 2 to make the application scope of fuse handcart wider.
The utility model provides a pair of a fuse core fixing base for on fuse handcart has following beneficial effect:
(1) the side wall of the insulating shell 1 is provided with a sliding door 17 and can slide along the side wall of the insulating shell 1, the insulating shell 1 can be in a closed state and an open state by pushing and pulling the sliding door 17, so that the core body 2 can be conveniently replaced, and meanwhile, when the fuse is in a working state, the insulating shell 1 can be in the closed state by the sliding door 17, so that the working safety is ensured;
(2) by rotating the driving member 3212, the base 321 can rotate relative to the mounting groove 11, and further the base 321 drives the clamping member 31 to slide relative to the support 322, so that the locking member 323 can release the core 2, and as the base 321 rotates and drives the clamping member 31 to slide relative to the support 322, the diameter of the core 2 clamped by the clamping member 31 can be freely adjusted within a certain range, so that a user can select the core 2 with a proper diameter within a certain range according to actual requirements;
(3) the loose axle 42 with fixed sleeve 41 swing joint, and can follow the length direction motion of fixed sleeve 41 can change loose axle 42 bottom extremely the distance of chassis 321 further makes the user select suitable diameter and suitable length in certain extent core 2 according to actual demand to the application scope that makes the fuse handcart is wider.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a fuse core fixing base for on fuse handcart which characterized in that includes:
the two ends of the insulating shell are fixedly connected with an insulating cover on the handcart body respectively;
a core disposed within the insulating housing;
the fixing mechanism comprises a plurality of clamping pieces and a clamping driving piece, each clamping piece is movably arranged in the insulating shell and is arranged on the side of the core body along the circumferential direction, and the clamping driving piece is connected with each clamping piece and is used for driving each clamping piece to be mutually folded or separated.
2. The fuse core fixing seat for the fuse handcart of claim 1, wherein the clamping driving member comprises a chassis, a plurality of supports and a locking member, the chassis is rotatably arranged in the insulating shell, the bottom of the chassis penetrates through the insulating shell and is connected with a lower conductive belt on the handcart body, the supports are arranged on the chassis and are rotatably connected with the chassis, one end of each clamping member is rotatably connected with the insulating shell, the other end of each clamping member slides through the corresponding support, and the locking member is used for fastening the chassis and the insulating shell.
3. The fuse core fixing seat for the fuse handcart as claimed in claim 2, wherein a circular mounting groove is formed in the inner bottom of the insulating shell, the chassis is rotatably arranged in the mounting groove, a plurality of fixing columns are fixedly mounted on the periphery of the mounting groove and the inner bottom of the insulating shell, and one end of each clamping member is rotatably connected with the fixing columns in one-to-one correspondence with the clamping member.
4. The fixed seat of the fuse core body used on the fuse handcart of claim 3, wherein the bottom and the top of the insulating shell are respectively provided with a first through hole and a second through hole, the bottom of the chassis penetrates through the first through hole, the side wall of the insulating shell is provided with a first through groove, and one end of the chassis penetrates through the first through groove.
5. A fuse core holder for a fuse trolley according to claim 4 wherein the insulating housing has a sliding door on its side wall and is slidable along the side wall of the insulating housing.
6. The fixed seat of the fuse core used on the fuse handcart of claim 5, wherein the chassis is made of conductive material, a first contact is fixedly installed at the bottom of the chassis, and the first contact penetrates through the first through hole and is connected with the lower conductive belt.
7. The fixed seat of the fuse core body used on the fuse handcart of claim 6, wherein the chassis is fixedly provided with a driving piece, the outer end of the driving piece passes through the first through groove, and the locking piece is used for fastening the driving piece and the insulating shell.
8. The fuse core fixing seat for the fuse handcart of claim 7, wherein the chassis is provided with a holding groove, the core is arranged in the holding groove, the side wall of the holding groove is provided with a plurality of second through grooves, the supports are correspondingly arranged in the second through grooves one by one and are rotatably connected with the chassis through shaft pins.
9. The fuse core fixing seat for the fuse handcart of claim 8, further comprising a height adjusting mechanism, wherein the height adjusting mechanism comprises a fixed sleeve and a movable shaft, the fixed sleeve is fixedly installed in the insulating shell, the top of the fixed sleeve penetrates through the second through hole and is connected with an upper conductive belt on the handcart body, the movable shaft is movably connected with the fixed sleeve and can move along the length direction of the fixed sleeve, so that the distance from the bottom of the movable shaft to the chassis is changed, the core is compressed, and the height adjusting mechanism is made of a conductive material.
10. The fixed seat of fuse core body of fuse handcart of claim 9, characterized by that, the fixed sleeve internal surface is provided with the screw, be provided with the screw thread on the loose axle, the loose axle via corresponding the screw thread spiro union in the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220636185.5U CN217333998U (en) | 2022-03-21 | 2022-03-21 | Fuse core body fixing seat used on fuse handcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220636185.5U CN217333998U (en) | 2022-03-21 | 2022-03-21 | Fuse core body fixing seat used on fuse handcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217333998U true CN217333998U (en) | 2022-08-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220636185.5U Active CN217333998U (en) | 2022-03-21 | 2022-03-21 | Fuse core body fixing seat used on fuse handcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217333998U (en) |
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2022
- 2022-03-21 CN CN202220636185.5U patent/CN217333998U/en active Active
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