CN211126480U - Low-voltage protection measurement and control device convenient for cable connection - Google Patents
Low-voltage protection measurement and control device convenient for cable connection Download PDFInfo
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- CN211126480U CN211126480U CN201922347208.1U CN201922347208U CN211126480U CN 211126480 U CN211126480 U CN 211126480U CN 201922347208 U CN201922347208 U CN 201922347208U CN 211126480 U CN211126480 U CN 211126480U
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Abstract
The utility model discloses a low-voltage protection measurement and control device convenient for cable connection, which comprises a device body, wherein the back of the device body is hinged with a back cover plate, fixed blocks are welded on the top ends of the two sides of the inner wall of the device body, a first compression spring is welded in the middle of the side surface of each fixed block, one end of the first compression spring is welded with a positioning column, positioning strips are welded on the two ends of the outer side of each positioning column, a movable column is movably mounted in the middle of the top end of one side of the back cover plate, a fixed screw is screwed, the movable column can be rotated through the action of a limiting block and a limiting groove, so that a clamping block is clamped into a clamping groove, the back cover plate can be closed, the limiting groove can control the rotation angle, the first compression spring is in a compression state at the moment, the clamping block is rotated out of the, the rear cover plate is rotated out, thereby facilitating the maintenance of the circuit elements in the device.
Description
Technical Field
The utility model relates to a measurement and control device technical field specifically is a low pressure protection measurement and control device convenient to cable is connected.
Background
The protection measurement and control device integrates multiple functions of protection, measurement, control, monitoring, communication, event recording, fault recording, misoperation prevention and the like, can be matched with a joyo series comprehensive operation system to complete power station control, protection, misoperation prevention locking and local functions, and can also independently complete a small-scale unattended substation of 110kv or below or be used as a complete set of protection and measurement monitoring functions of medium and low voltage sides of substations of 220kv and above;
however, the conventional low-voltage protection measurement and control device is inconvenient to overhaul and maintain the internal circuit elements of the low-voltage protection measurement and control device, and the device body is required to be disassembled by using tools, so that the operation is complex, time and labor are wasted, and the problem is solved by urgently needing a low-voltage protection measurement and control device convenient for cable connection.
SUMMERY OF THE UTILITY MODEL
The utility model provides a low pressure protection measurement and control device convenient to cable is connected can effectively solve the inconvenient dismantlement that overhauls and maintain its internal circuit element of the current low pressure protection measurement and control device that proposes among the above-mentioned background art, need carry out the device body with the instrument, complex operation, the problem that wastes time and energy.
In order to achieve the above object, the utility model provides a following technical scheme: a low-voltage protection measurement and control device convenient for cable connection comprises a device body, wherein a rear shell assembly is mounted on the back surface of the device body and comprises a rear cover plate, a fixed block, a first compression spring, a positioning column, a positioning strip, a movable column, a clamping block, a fixed screw, a limiting block and a circular groove;
the device body back articulates there is the back shroud, device body inner wall both sides top all welds there is the fixed block, fixed block side middle part welding has first compression spring, first compression spring one end welding has the reference column the locating strip has all been welded at reference column outside both ends, back shroud one side top middle part movable mounting has the movable post, the even welding in movable post outside has the fixture block, back shroud opposite side top middle part activity is run through there is fixing screw, the equal welding in fixing screw outside both ends has the stopper, circular recess has been seted up to movable post one end.
Preferably, the two sides of one side end of the rear cover plate are both provided with positioning grooves corresponding to the positioning columns.
Preferably, the inner diameter of the circular groove is larger than the diameter of the fixing screw rod, and the two sides of the inner wall of the circular groove are provided with limit grooves corresponding to the limit blocks.
Preferably, the top end of the inner side of the device body is provided with a clamping groove corresponding to the clamping block.
Preferably, the two ends of the front surface of the device body are respectively provided with a fixing assembly, and the fixing assemblies comprise sliding chutes, control blocks, guide rods, second compression springs, butt-joint grooves and mounting frames;
the device body openly both ends all have seted up the spout, spout inner wall sliding connection has the control block, the control block activity cup joints in the guide bar outside, the guide bar outside cover has the second compression spring, control block one end sliding connection is in butt joint inslot wall, the butt joint groove is seted up in installing frame openly one side.
Preferably, the fixed slot has all been seted up to device body both sides, admittedly binding post is evenly installed to fixed slot inner wall one end, device body both sides all articulate there is the rotary rod, the even fixedly cup jointed ply-yarn drill in the rotary rod outside, torque spring has all been cup jointed at rotary rod outside both ends.
Preferably, a heat dissipation strip penetrates through the top end of the device body.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:
1. twist and move clamping screw, effect through stopper and spacing groove to can make the activity post rotatory, make the fixture block card go into in the draw-in groove, thereby can close the back shroud, the rotation angle can be controlled to the spacing groove, first compression spring is in compression state this moment, when opening the back shroud, roll out the draw-in groove with the fixture block, through a compression spring elastic force effect, make the reference column toward promoting the back shroud outward, make the back shroud roll out, thereby be convenient for to the maintenance and the maintenance work of device internal circuit component.
2. The device is placed on the installation frame, the control block is slid downwards, one end of the control block is aligned to the opening of the butt joint groove in the installation frame and slides into the butt joint groove, and then the control block is released, and the control block and the butt joint groove are both L-shaped, so that one end of the control block is clamped into the butt joint groove and cannot move horizontally, and the device is convenient to detach and install.
3. The connection and the distinguishing of external cables are facilitated through the wiring terminals, the cable connection part can be conveniently fixed through the wire clamp, and the cable joint connection is prevented from falling off.
Drawings
The accompanying drawings 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 invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the rear housing assembly of the present invention;
fig. 3 is a schematic view of the installation structure of the positioning column of the present invention;
fig. 4 is a schematic view of the mounting structure of the fixture block of the present invention;
FIG. 5 is a schematic structural view of the heat dissipation strip of the present invention;
fig. 6 is a schematic view of an installation structure of a second compression spring according to the present invention;
fig. 7 is a schematic structural view of the fixing assembly of the present invention;
fig. 8 is a schematic view of the mounting structure of the rotating rod of the present invention;
reference numbers in the figures: 1. a device body;
2. a rear housing assembly; 201. a rear cover plate; 202. a fixed block; 203. a first compression spring; 204. a positioning column; 205. a positioning bar; 206. a movable post; 207. a clamping block; 208. fixing the screw rod; 209. a limiting block; 210. a circular groove;
3. a fixing assembly; 301. a chute; 302. a control block; 303. a guide bar; 304. a second compression spring; 305. a butt joint groove; 306. installing a frame;
4. fixing grooves; 5. a wiring terminal; 6. rotating the rod; 7. a line card; 8. a torsion spring; 9. a heat dissipating strip.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1-8, the utility model provides a technical scheme, a low pressure protection measurement and control device convenient to cable is connected, including device body 1, device body 1 back mounted has backshell subassembly 2, backshell subassembly 2 includes back shroud 201, fixed block 202, first compression spring 203, reference column 204, location strip 205, activity post 206, fixture block 207, fixing screw 208, stopper 209 and circular recess 210;
the back of the device body 1 is hinged with a rear cover plate 201, the fixed block 202 is welded on the top ends of two sides of the inner wall of the device body 1, the first compression spring 203 is welded in the middle of the side face of the fixed block 202, the positioning column 204 is welded on one end of the first compression spring 203, the positioning strips 205 are welded on two ends of the outer side of the positioning column 204, the movable column 206 is movably mounted in the middle of the top end of one side of the rear cover plate 201, the clamping block 207 is uniformly welded on the outer side of the movable column 206, the fixing screw 208 penetrates through the middle of the top end of the other side of the rear cover plate 201 in a movable mode, the limiting blocks 209 are welded on two ends of the outer side of the fixing screw 208, the circular groove 210 is formed in one end of the movable column 206, the positioning grooves corresponding to the positioning column 204 are formed in two sides of one side end of the rear cover plate 201, the positioning grooves are conveniently The top end of the inner side of the device body 1 is provided with a clamping groove corresponding to the clamping block 207, so that the clamping block 207 can be conveniently clamped into the clamping groove, and the position of the rear cover plate 201 is fixed.
The fixing components 3 are mounted at two ends of the front face of the device body 1, and each fixing component 3 comprises a sliding chute 301, a control block 302, a guide rod 303, a second compression spring 304, a butt joint groove 305 and a mounting frame 306;
the spout 301 has all been seted up at the positive both ends of device body 1, and spout 301 inner wall sliding connection has control block 302, and the control block 302 activity is cup jointed in the guide bar 303 outside, and the cover has second compression spring 304 in the guide bar 303 outside, and control block 302 one end sliding connection is in butt joint groove 305 inner wall, and the installation frame 306 openly one side is seted up in butt joint groove 305, is convenient for to the installation and the dismantlement of device.
The utility model discloses a theory of operation and use flow: firstly, when the measurement and control device needs to be overhauled and maintained, the fixed screw 208 is screwed, so that the fixed screw 208 drives the movable column 206 to rotate under the action of the limiting block 209 and the limiting groove, the length of the limiting groove limits the rotation angle of the fixed screw 208 and the movable column 206, the movable column 206 drives the fixture block 207 to rotate to separate from the fixture groove, since the first compression spring 203 is in a compressed state, the top end of the side surface of the back cover plate 201 is pushed outwards by the positioning column 204 due to the rebounding force of the first compression spring 203, so that the rear cover plate 201 can be easily rotated to open, thereby facilitating the maintenance and repair of the circuit elements in the device, after the completion, the rear cover plate 201 is closed, at this time, the positioning column 204 is partially positioned in the positioning groove, the first compression spring 203 is compressed, the fixing screw 208 is rotated reversely, the clamping block 207 is clamped in the clamping groove, and therefore the fixing of the position of the rear cover plate 201 is completed;
secondly, when the device body 1 is installed, the installation frame 306 is firstly installed at a designated position through screws, the device body 1 is placed on the installation frame 306, the control blocks 302 on the two sides slide downwards, the second compression spring 304 elastically deforms, one end of each control block 302 aligns to an opening of the corresponding butt joint groove 305 on the installation frame 306, the device body 1 is attached to the front side of the installation frame 306, the control blocks 302 slide into the innermost ends of the corresponding butt joint grooves 305 at the moment, the control blocks 302 are released, the control blocks 302 are clamped in the corresponding butt joint grooves 305, and therefore the device body 1 cannot slide.
Finally, be convenient for connect and distinguish outside cable through binding post 5, when the cable is connected, turn to rotary rod 6 earlier, torsion spring 8 takes place elastic deformation, makes ply-yarn drill 7 rotate one side, connects the completion back, loosens rotary rod 6, makes ply-yarn drill 7 block the terminal circuit department of cable joint to be convenient for fix the cable junction, prevent that cable joint from connecting and droing.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a low pressure protection measurement and control device convenient to cable is connected, includes device body (1), its characterized in that: the back cover assembly (2) is mounted on the back face of the device body (1), and the back cover assembly (2) comprises a back cover plate (201), a fixing block (202), a first compression spring (203), a positioning column (204), a positioning strip (205), a movable column (206), a clamping block (207), a fixing screw rod (208), a limiting block (209) and a circular groove (210);
the back of the device body (1) is hinged with a rear cover plate (201), the equal welding machine on the top of the two sides of the inner wall of the device body (1) is provided with a fixed block (202), the middle of the side of the fixed block (202) is provided with a first compression spring (203), one end of the first compression spring (203) is provided with a positioning column (204), the two ends of the outer side of the positioning column (204) are provided with positioning strips (205), the middle of the top of one side of the rear cover plate (201) is provided with a movable column (206), the outer side of the movable column (206) is uniformly provided with a clamping block (207), the middle of the other side of the rear cover plate (201) is movably provided with a fixed screw (208), the two ends of the outer side of the fixed screw (.
2. The low-voltage protection measurement and control device convenient for cable connection according to claim 1, characterized in that: and positioning grooves corresponding to the positioning columns (204) are formed in two sides of one side end of the rear cover plate (201).
3. The low-voltage protection measurement and control device convenient for cable connection according to claim 1, characterized in that: the inner diameter of the circular groove (210) is larger than the diameter of the fixing screw rod (208), and the two sides of the inner wall of the circular groove (210) are provided with limit grooves corresponding to the limit blocks (209).
4. The low-voltage protection measurement and control device convenient for cable connection according to claim 1, characterized in that: the top end of the inner side of the device body (1) is provided with a clamping groove corresponding to the clamping block (207).
5. The low-voltage protection measurement and control device convenient for cable connection according to claim 1, characterized in that: the device comprises a device body (1), wherein fixing components (3) are mounted at two ends of the front face of the device body (1), and each fixing component (3) comprises a sliding groove (301), a control block (302), a guide rod (303), a second compression spring (304), a butt joint groove (305) and a mounting frame (306);
device body (1) openly both ends have all been seted up spout (301), spout (301) inner wall sliding connection has control block (302), control block (302) activity is cup jointed in guide bar (303) outside, guide bar (303) outside cover has second compression spring (304), control block (302) one end sliding connection is in butt joint groove (305) inner wall, the installation frame (306) openly one side is seted up in butt joint groove (305).
6. The low-voltage protection measurement and control device convenient for cable connection according to claim 1, characterized in that: fixed slot (4) have all been seted up to device body (1) both sides, admittedly binding post (5) are evenly installed to fixed slot (4) inner wall one end, device body (1) both sides all articulate there is rotary rod (6), rotary rod (6) outside is evenly fixed has cup jointed ply-yarn drill (7), torque spring (8) have all been cup jointed at rotary rod (6) outside both ends.
7. The low-voltage protection measurement and control device convenient for cable connection according to claim 1, characterized in that: the top end of the device body (1) is fixedly provided with a heat dissipation strip (9) in a penetrating way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922347208.1U CN211126480U (en) | 2019-12-24 | 2019-12-24 | Low-voltage protection measurement and control device convenient for cable connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922347208.1U CN211126480U (en) | 2019-12-24 | 2019-12-24 | Low-voltage protection measurement and control device convenient for cable connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211126480U true CN211126480U (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922347208.1U Active CN211126480U (en) | 2019-12-24 | 2019-12-24 | Low-voltage protection measurement and control device convenient for cable connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211126480U (en) |
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2019
- 2019-12-24 CN CN201922347208.1U patent/CN211126480U/en active Active
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