CN112768305B - Manual additional switch type relay - Google Patents
Manual additional switch type relay Download PDFInfo
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- CN112768305B CN112768305B CN202110169554.4A CN202110169554A CN112768305B CN 112768305 B CN112768305 B CN 112768305B CN 202110169554 A CN202110169554 A CN 202110169554A CN 112768305 B CN112768305 B CN 112768305B
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- air hole
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
- H01H50/041—Details concerning assembly of relays
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- Electromagnetism (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention relates to the technical field of relays, and particularly discloses a manual additional switch type relay which comprises an insulating box, an electromagnet, an armature iron unit, a terminal unit and an insulating spacer block, wherein the electromagnet, the armature iron unit, the terminal unit and the insulating spacer block are arranged in the insulating box; the handle part protrudes out of the insulation box through the abdicating hole; the magnetic force of the electromagnet drives the armature piece to drive the insulating frame to enable the movable terminal to move; the user acts on one end of the handle part protruding out of the insulation box to drive the movable terminal to move; according to actual need, the user is done and can is grabbed the one end that handle portion stretches out insulating box suddenly with the finger, then drives handle portion and makes the insulating frame drive move the terminal and remove, and then realizes the disconnection or the separation of moving terminal and quiet terminal, realizes electromagnetic relay's automation or manual multi-functional switching operation, promotes consumer experience degree.
Description
Technical Field
The invention relates to the technical field of relays, and particularly discloses a manual additional switch type relay.
Background
The relay is one of automatic switches commonly used in various circuits, the relay is various, the electromagnetic relay is one of the relays, in the using process of the electromagnetic relay, the electromagnetic induction force of the electromagnetic relay is required to be utilized to drive the contact unit to be switched on or off, in the using process of the electromagnetic relay, the switching-on or switching-off of the contact unit can be changed only through the control of current, and the control mode of the electromagnetic relay is single; sometimes, after the current is cut off, the contact unit is adhered, that is, the contact unit cannot fully realize the switching between the conduction and the disconnection, and is inconvenient to use.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide a manual additional switch type relay, a user can grasp one end of a handle part protruding out of an insulation box by fingers to move an insulation frame so as to realize manual disconnection or manual separation of a movable terminal and a fixed terminal, magnetic force of an electromagnet drives an armature piece to drive the insulation frame so that the movable terminal is automatically disconnected or automatically separated from the fixed terminal, automatic or manual multifunctional switching operation of the electromagnetic relay is realized, and the experience degree of consumers is improved.
In order to achieve the purpose, the invention discloses a manual additional switch type relay, which comprises an insulation box, an electromagnet, an armature unit, a terminal unit and an insulation spacer block, wherein the electromagnet, the armature unit, the terminal unit and the insulation spacer block are arranged in the insulation box; the armature unit is provided with an insulating frame and an armature piece, the insulating frame is provided with a body part, a handle part and a protruding part, the handle part and the protruding part respectively protrude from two ends of the body part, the body part is movably arranged on the insulating box, and the armature piece is arranged on the body part; the insulation box is provided with a containing groove and a yielding hole communicated with the containing groove, the yielding hole penetrates through the side wall of the insulation box, and the electromagnet, the movable terminal, the static terminal, the body part, the protruding part and the armature piece are all positioned in the containing groove; the handle part protrudes out of the insulation box through the abdicating hole; the protrusion acts on the movable terminal, and the magnetic force of the electromagnet drives the armature piece to drive the insulating frame to enable the movable terminal to move; the user acts on one end of the handle part protruding out of the insulation box to enable the insulation frame to drive the movable terminal to move.
The push piece is movably contained in the containing groove, one end of the push piece is arranged on the movable terminal, the other end of the push piece is provided with a containing hole, and one end of the protruding portion, far away from the body portion, is contained in the containing hole.
The main body part is provided with a protruding shaft, the insulating box is provided with a shaft hole for accommodating the protruding shaft, and the protruding shaft is rotatably accommodated in the shaft hole; the free end of the protruding part is provided with a cylinder, and the annular outer side surface of the cylinder is used for abutting against the inner hole side surface of the accommodating hole.
The protruding part is provided with a spherical body which is rotatably accommodated, and the spherical body is positioned in the accommodating hole and is used for rolling and abutting against the inner hole surface of the accommodating hole.
The insulating box is provided with a plurality of rolling balls, the rolling balls are respectively positioned on two sides of the push sheet, the rolling balls are in rolling contact with the push sheet, and the push sheet is arranged in a rolling mode with the insulating box through the rolling balls.
The insulating box is provided with a sliding guide groove, the handle part is provided with a sliding sheet positioned in the sliding guide groove, the sliding sheet is used for covering the yielding hole, and the handle part penetrates through the sliding sheet and extends out of the insulating box.
The sliding sheet is provided with an opening mark and a closing mark which are respectively positioned on two sides of the handle part, and the abdicating hole is used for exposing the opening mark or the closing mark.
The conductive part is provided with a conductive cylinder, a threaded pressure rod in threaded connection with the conductive cylinder and a clamping and inserting strip arranged on the conductive cylinder; the insulation box comprises a first box body and a second box body detachably connected with the first box body, and the insulation spacer block is positioned in the accommodating groove and clamped between the first box body and the second box body; the insulating spacer block is provided with two jacks and a partition plate which is positioned between the two jacks and outside the insulating box, two external conductors are respectively arranged in the two jacks through two sides of the partition plate, and the thread pressure lever is used for conducting and pressing the conductors in the conductive cylinder.
Wherein, still including rotating the elastic component that sets up in the cover plate of insulating box, be used for driving the cover plate, insulating box has two exposure holes, and two exposure holes show the screw depression bar of two electrically conductive section of thick bamboos respectively, and external screwdriver is used for hiding the opening in two exposure holes on the screw depression bar via exposing the hole.
The insulation box comprises an insulation box and a first clamping block and a second clamping block which are arranged on the same side of the insulation box, wherein the first clamping block, the second clamping block and the insulation box are surrounded to form a clamping groove used for containing an external component; the insulating box is provided with a lock catch positioned in the second clamping groove and an elastic reed arranged on the lock catch in a sliding manner, the lock catch is arranged on the second clamping block through the elastic reed in a telescopic manner, the elastic reed is wavy, and a limiting clamp protrusion is used for protruding into the wave trough of the elastic reed; one side of the component in the clamping groove extends into the first clamping groove, and the lock catch extends into the positioning clamping groove on the other side of the component in the clamping groove.
The invention has the beneficial effects that: in electromagnetic relay's in-service use process, according to actual need, the user is done and can is grabbed handle portion with the finger and stretches out the one end of insulating box suddenly, then drive handle portion makes the insulating frame drive move the terminal, and then realizes the disconnection or the separation of moving terminal and quiet terminal, realizes electromagnetic relay's automation or manual multi-functional switching operation, promotes consumer experience degree.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a partially enlarged schematic view of the insulating case of the present invention;
fig. 4 is a partially enlarged sectional view of the insulation case of the present invention.
The reference numerals include:
1-insulating box 2-electromagnet 3-armature unit
4-insulating spacer block 5-moving terminal 6-static terminal
7-guide connection part 8-insulation frame 9-handle part
11-protrusion 12-push piece 13-sphere
14-sliding piece 15-conductive cylinder 16-thread pressure lever
17-clamping inserting strip 18-separating plate 19-covering plate
21-first block 22-second block 23-lock catch
24-spring reed 25-first air hole 26-second air hole
27-third air hole 28-fourth air hole 29-isolation part
31-seal 32-inclined plane.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention is further described below with reference to examples and drawings, and the content of the embodiments is not intended to limit the present invention.
Referring to fig. 1 to 4, the manual additional switch type relay of the present invention includes an insulating box 1, an electromagnet 2 installed in the insulating box 1, an armature unit 3, a terminal unit and an insulating spacer 4, wherein the insulating box 1 and the insulating spacer 4 are made of insulating plastic, the terminal unit includes a movable terminal 5 and a stationary terminal 6 used in cooperation with the movable terminal 5, and the movable terminal 5 and the stationary terminal 6 are both provided with a conductive connection portion 7 that is conducted with an external conductor.
The guide connection parts 7 of the movable terminal 5 and the guide connection parts 7 of the static terminal 6 are respectively positioned at the left side and the right side of the insulating spacer 4, the guide connection parts 7 of the two terminals are separated by the insulating spacer 4, the two terminals are prevented from being excessively close to each other and being in contact interference with each other, and the use safety of the guide connection parts 7 of the two terminals is ensured.
The conducting part 7 is clamped between the insulating spacer 4 and the insulating box 1, the electromagnet 2 drives the armature unit 3 to move under the action of magnetic force, the moving armature unit 3 drives the moving terminal 5 to move relative to the insulating box 1, and the moving terminal 5 can be used for switching on or switching off the static terminal 6.
The armature unit 3 is provided with an insulating frame 8 and an armature piece, wherein the insulating frame 8 is made of insulating materials, the insulating frame 8 is provided with a body part, a handle part 9 and a protruding part 11, the two ends of the body part, which are far away from each other, respectively protrude, the body part is movably arranged in the insulating box 1, and the armature piece is arranged on the body part.
The insulation box 1 is provided with a containing groove and a yielding hole communicated with the containing groove, the yielding hole penetrates through the side wall of the insulation box 1, and the electromagnet 2, the movable terminal 5, the static terminal 6, the body part, the protruding part 11 and the armature piece are all positioned in the containing groove; the handle part 9 protrudes out of the insulating box 1 through the abdicating hole; the protrusion 11 acts on the movable terminal 5, and the magnetic force of the electromagnet 2 drives the armature piece to drive the insulating frame 8 to move the movable terminal 5; the user acts on the end of the handle portion 9 protruding out of the insulating case 1 so that the insulating holder 8 drives the movable terminal 5 to move.
In electromagnetic relay's in-service use process, according to actual need, the user is done and can be grabbed handle portion 9 with the finger and stretch out the one end of insulating box 1 suddenly, then drive handle portion 9 makes the insulating frame 8 drive move terminal 5 and remove, and then realizes moving terminal 5 and the disconnection or the separation of quiet terminal 6, realizes electromagnetic relay's automation or manual multi-functional switching operation, promotes consumer experience degree.
In this embodiment, the end of the handle portion 9 protruding out of the insulating case 1 is provided with a concave groove, the concave groove is formed by concave arrangement from the outer surface of the handle portion 9, when a user grasps the handle portion 9 with fingers, the fingers are accommodated in the concave groove, the inner groove side surface of the concave groove is used for abutting against the limiting finger, the friction force between the handle portion 9 and the fingers is increased, and the poor movement of the handle portion 9 caused by the disengagement of the fingers and the handle portion 9 is prevented.
The outer side of one end, extending out of the insulating box 1, of the handle part 9 is sleeved with an insulating soft sleeve, and a user grasps the insulating soft sleeve to drive the handle part 9 to move, so that the operation comfort of the handle part 9 is improved. After the user grasps the insulating soft sleeve, the friction force between the insulating soft sleeve and the fingers of the user is increased by means of the deformation of the insulating soft sleeve, and the fingers of the user are prevented from sliding relative to the handle part 9 to cause poor operation. According to actual needs, the insulating soft sleeve can be made of soft silica gel.
The electromagnetic relay further comprises a push sheet 12 movably accommodated in the accommodating groove, the push sheet 12 is made of an insulating material, preferably, the push sheet 12 is made of insulating plastics, one end of the push sheet 12 is installed on the movable terminal 5, the other end of the push sheet 12 is provided with an accommodating hole, and one end of the protruding portion 11, which is far away from the body portion, is accommodated in the accommodating hole.
When the insulating frame 8 moves relative to the insulating box 1, the moving insulating frame 8 can drive the push piece 12 to move relative to the insulating box 1 by means of the stop interference between the inner hole side surface of the accommodating hole and the protrusion 11, and the moving push piece 12 drives the moving terminal 5 to move, so that the moving terminal 5 is in contact with the static terminal 6 or is separated from the static terminal 6.
The main body part is provided with a protruding shaft, the insulating box 1 is provided with a shaft hole for accommodating the protruding shaft, and the protruding shaft is rotatably accommodated in the shaft hole; the free end of the projection 11 has a cylindrical body with an annular outer side for abutting against the inner bore side of the receiving hole.
When the protruding part 11 rotates and drives the pushing sheet 12 to move, the cylinder and the pushing sheet 12 roll relatively by virtue of the structural design of the annular outer side surface of the cylinder, so that the friction force between the cylinder and the pushing sheet is reduced, and the influence of scraps generated by the relative sliding of the cylinder and the pushing sheet on the service performance of the relay is avoided.
The protruding part 11 is provided with a ball 13 rotatably accommodated therein, and the ball 13 is located in the accommodating hole and is used for rolling and abutting against the inner hole surface of the accommodating hole. Through the arrangement of the spherical body 13, the spherical outer convex surface of the spherical body 13 is abutted against the push sheet 12, and in the use process of the electromagnetic relay, when the electromagnet 2 drives the armature unit 3 to move, the protruding part 11 of the moving armature unit 3 drives the spherical body 13 to move, and by means of the interference of the spherical body 13 and the inner hole surface of the accommodating hole of the push sheet 12, the push sheet 12 can drive the moving terminal 5 to move. In the process that the spherical body 13 drives the push piece 12 to move, the spherical body 13 and the push piece 12 roll relatively, so that the friction noise between the armature and the push piece 12 is reduced, the phenomenon that the normal movement of the electromagnetic relay is interfered by abrasive dust generated by the relative sliding of the armature and the push piece is avoided, and the stability of the service performance of the relay is ensured.
The insulating box 1 is provided with a plurality of rolling balls which are respectively positioned at two sides of the push sheet 12, the rolling balls are rolled and abutted on the push sheet 12, and the push sheet 12 is arranged in a rolling manner with the insulating box 1 through the rolling balls. The push sheet 12 is abutted by rolling of a plurality of balls, so that the push sheet 12 is guided in the moving direction on one hand, the push sheet 12 is prevented from being inclined in the moving process, and the push sheet 12 and the insulation box 1 roll relatively on the other hand, so that the friction noise is reduced, and the friction loss between the push sheet 12 and the insulation box 1 is delayed.
The insulation box 1 is provided with a sliding guide groove, the handle part 9 is provided with a sliding piece 14 positioned in the sliding guide groove, the sliding piece 14 is used for covering the yielding hole, and the handle part 9 penetrates through the sliding piece 14 and protrudes out of the insulation box 1. The limiting sliding piece 14 is blocked by the side face of the inner groove of the sliding guide groove, so that the sliding piece 14 is accurately limited at a required position. When a user drives the handle part 9 to enable the insulating frame 8 to move, the handle part 9 with the sliding piece 14 moves in the sliding guide groove, the yielding hole is covered by the sliding piece 14, and external sundries are prevented from entering the accommodating groove through the yielding hole to damage each part.
The sliding sheet 14 is provided with an opening mark and a closing mark respectively positioned at two sides of the handle part 9, and the abdicating hole is used for exposing the opening mark or the closing mark. In the use process of the electromagnetic relay, a user watches the opening mark or the closing mark through the abdicating hole so as to know the actual state of the relay. In this embodiment, the ON flag is an ON word and the OFF flag is an OFF word.
The conductive part 7 has a conductive cylinder 15, a threaded pressure rod 16 screwed on the conductive cylinder 15, and a holding strip 17 disposed on the conductive cylinder 15, wherein the conductive cylinder 15 is made of conductive metal, for example, the conductive cylinder 15 is made of copper alloy. Insulating box 1 includes first box body, can dismantle the second box body of being connected with first box body, according to actual need, two box bodies can the buckle link together, also can be in the same place via fixing such as screw. The insulating spacer block 4 is positioned in the accommodating groove and clamped between the first box body and the second box body, the insulating spacer block 4 is stably clamped by means of the two box bodies, and the situation that the position of the insulating spacer block 4 is changed to cause the poor use of the guide connection part 7 is prevented. The clamping and clamping inserting strip 17 is used for being inserted and clamped in the inserting and clamping accommodating groove of the insulating spacer block 4.
The insulating spacer block 4 is provided with two jacks and a partition plate 18 which is positioned between the two jacks and outside the insulating box 1, the partition plate 18 extends along the length direction of the insulating spacer block 4, the two jacks are respectively positioned at the left side and the right side of the partition plate 18, two external conductors are respectively arranged in the two jacks through the two sides of the partition plate 18, and the threaded compression rod 16 is used for conducting and pressing the conductors in the conductive cylinder 15. The isolation plate 18 isolates the two conductors from the outside, so that during the installation of the two conductors, on one hand, the conductor installation error is avoided, and on the other hand, the poor conduction caused by the contact between the two conductors is avoided.
The insulation box further comprises a covering plate 19 rotatably arranged on the insulation box 1 and an elastic piece used for driving the covering plate 19, wherein the elastic piece can be a torsion spring according to actual requirements, and the covering plate 19 is in a reset state by means of the elastic restoring force of the torsion spring during actual use.
The insulating box 1 has two exposing holes, the two exposing holes respectively expose the thread pressing rods 16 of the two conductive cylinders 15, an external screwdriver acts on the thread pressing rods 16 through the exposing holes, and the shielding plate 19 is used for shielding openings of the two exposing holes.
When it is necessary to tighten or loosen the threaded strut 16, the cover plate 19 is lifted so that the cover plate 19 opens the two exposing holes, and the torsion spring is in an elastically deformed state. Then, an external screwdriver is inserted into the exposed hole, and the threaded pressure rod 16 is screwed, so that the threaded pressure rod 16 is loosened or tightened. After the operation of the screw press rod 16 is completed, the covering plate 19 is driven to reset by the elastic restoring force of the torsion spring, so that the opening of the exposing hole is covered, and the poor use of the screw press rod 16 caused by the entering of external sundries into the exposing hole is prevented.
The insulation box comprises an insulation box 1 and is characterized by further comprising a first fixture block 21 and a second fixture block 22 which are arranged on the same side of the insulation box 1, the two fixture blocks are arranged at intervals, the first fixture block 21, the second fixture block 22 and the insulation box 1 are surrounded to form a clamping groove used for containing an external component, the first fixture block 21 is provided with a first clamping groove communicated with the clamping groove, the second fixture block 22 is provided with a second clamping groove communicated with the clamping groove, and a limiting clamping protrusion protruding into the second clamping groove.
The insulating box 1 is provided with a latch 23 located in the second card slot and an elastic spring 24 arranged on the latch 23 in a sliding manner, and the latch 23 is prevented from being inclined in the sliding process by guiding the sliding direction of the latch 23 through the second card slot. The lock catch 23 is arranged on the second fixture block 22 through an elastic spring piece 24 in a telescopic mode, the elastic spring piece 24 is wavy, and a limiting clamp is protruded to be protruded into the trough of the elastic spring piece 24; one side of the member in the catch groove protrudes into the first catch groove and the latch 23 protrudes into the locating catch groove on the other side of the member in the catch groove.
During actual use, the locking buckle 23 slides, so that the elastic spring pieces 24 elastically deform, then an external component is arranged in the clamping groove, the locking buckle 23 is loosened, the elastic spring pieces 24 drive the locking buckle 23 to reset under the action of elastic restoring force, the locking buckle 23 extends into the second clamping groove, the component and the insulating box 1 are clamped together, and the mounting efficiency or the dismounting efficiency of the component and the insulating box 1 is improved.
The insulation box 1 is provided with a first air hole 25, a second air hole 26, a third air hole 27, a fourth air hole 28 and an isolation part 29, the first air hole 25 is communicated with the containing groove, the first air hole 25 extends from the inner side surface of the containing groove to the direction of the top surface of the insulation box 1, and the isolation part 29 is used for isolating and separating the first air hole 25 and the second air hole 26, namely the isolation part 29 is positioned between the first air hole 25 and the second air hole 26. Preferably, the first air hole 25 and the second air hole 26 are arranged in parallel, and the first air hole 25 and the third air hole 27 are arranged perpendicularly.
The third air hole 27 is used for communicating the first air hole 25 and the second air hole 26, the third air hole 27 is arranged on the isolation part 29, the third air hole 27 penetrates through the isolation part 29 along the thickness direction of the isolation part 29, the fourth air hole 28 is communicated with the third air hole 27, and the fourth air hole 28 is formed by being recessed from the outer side surface of the insulation box 1.
The third air hole 27 is located above the connection between the first air hole 25 and the receiving groove, the third air hole 27 is located above the connection between the fourth air hole 28 and the second air hole 26, and the air in the receiving groove is discharged to the outside of the insulating box 1 through the first air hole 25, the third air hole 27, the second air hole 26, and the fourth air hole 28 in sequence.
In practical use, the electromagnet 2 and the like of the electromagnetic relay are arranged in the accommodating groove, and in the use process, after the electromagnet 2 generates heat to enable the temperature of air in the accommodating groove to rise, the air in the accommodating groove is discharged out of the insulating box 1 through the first air hole 25, the third air hole 27, the second air hole 26 and the fourth air hole 28 in sequence, so that automatic air exhaust of the relay is realized. When the external water enters the fourth air hole 28, the isolating part 29 is used for stopping and abutting the water, so that the water is prevented from entering the accommodating groove to pollute the electromagnet 2, and the service life of the electromagnetic relay is prolonged.
Still include sealing member 31, first air pocket 25, second air pocket 26, third air pocket 27 all run through the top surface of insulating box 1, and sealing member 31 installation sets up on insulating box 1, and sealing member 31 is used for the sealed opening that covers first air pocket 25, second air pocket 26 and third air pocket 27 run through the top surface of insulating box 1.
Through the arrangement that the first air hole 25, the second air hole 26 and the third air hole 27 penetrate through the top surface of the insulating box 1, in the actual manufacturing process of the insulating box 1, the first air hole 25, the second air hole 26 and the third air hole 27 can be conveniently formed by injection molding of an injection mold through the arrangement of the core-pulling insertion piece, and the manufacturing efficiency and the manufacturing yield of the insulating box 1 are improved. The sealing element 31 is used for sealing the openings of the first air hole 25, the second air hole 26 and the third air hole 27 penetrating through the top surface of the insulation box 1, so that external water is prevented from entering the accommodating groove along the openings of the first air hole 25, the second air hole 26 and the third air hole 27 penetrating through the top surface of the insulation box 1 under the action of gravity, and the waterproof performance of the insulation box 1 is improved.
The insulation box also comprises a notch hole which is formed by concavely arranging the top surface of the insulation box 1, the first air hole 25, the second air hole 26 and the third air hole 27 all penetrate through the bottom surface of the notch hole, and the notch hole is used for accommodating the sealing element 31. In actual manufacturing, the limit sealing element 31 is stopped by using the inner hole side surface of the notch hole, so that the sealing element 31 is ensured to be quickly and accurately installed at a required position on the insulation box 1, and the poor use caused by the movement of the sealing element 31 relative to the insulation box 1 is avoided.
The sealing member 31 is a circular flat plate, the sealing member 31 and the outer side surface are blocked and abutted against the inner side surface of the abdicating hole, and the sealing member 31 and the abdicating hole are in interference fit.
The sealing member 31 is made by curing glue. During actual manufacturing, glue is added into the notch hole, and after the glue is solidified, the glue can form the sealing element 31 located in the notch hole. Of course, the glue in the hole of the notch can be heated by means of a heating device so that the glue is quickly cured to form the sealing member 31.
The inner side surface of the fourth air hole 28 close to the bottom surface of the insulation box 1 is an inclined plane 32, the included angle between the inclined plane 32 and the bottom surface of the insulation box 1 is an acute angle, and outside water enters the fourth air hole 28 and then is discharged along the inclined plane 32 under the action of gravity. By means of the arrangement of the inclined plane 32, water entering the fourth air hole 28 can be automatically discharged, and the waterproof effect of the insulation box 1 is further improved.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (6)
1. A manual additional switch type relay comprises an insulation box, an electromagnet, an armature unit, a terminal unit and an insulation spacer block, wherein the electromagnet, the armature unit, the terminal unit and the insulation spacer block are arranged in the insulation box, the terminal unit comprises a movable terminal and a fixed terminal, the movable terminal and the fixed terminal are respectively provided with a guide connection part which is communicated with an external conductor, the guide connection part of the movable terminal and the guide connection part of the fixed terminal are respectively positioned at two sides of the insulation spacer block, the guide connection parts are clamped between the insulation spacer block and the insulation box, the electromagnet drives the armature unit to move under the action of magnetic force, and the movable armature unit drives the movable terminal to be communicated or disconnected with the fixed terminal; the method is characterized in that: the armature unit is provided with an insulating frame and an armature piece, the insulating frame is provided with a body part, a handle part and a protruding part, the handle part and the protruding part respectively protrude from two ends of the body part, the body part is movably arranged in the insulating box, and the armature piece is arranged in the body part; the insulation box is provided with a containing groove and a yielding hole communicated with the containing groove, the yielding hole penetrates through the side wall of the insulation box, and the electromagnet, the movable terminal, the static terminal, the body part, the protruding part and the armature piece are all positioned in the containing groove; the handle part extends out of the insulation box through the abdicating hole; the protrusion acts on the movable terminal, and the magnetic force of the electromagnet drives the armature piece to drive the insulating frame to move so that the movable terminal moves; the user acts on one end of the handle part protruding out of the insulation box to drive the movable terminal to move;
one end of the handle part, which protrudes out of the insulating box, is provided with a concave groove, and the concave groove is formed by being concavely arranged on the outer surface of the handle part; the outer side of one end of the handle part, which protrudes out of the insulation box, is sleeved with an insulation soft sleeve;
the manual additional switch type relay also comprises a push sheet movably accommodated in the accommodating groove, one end of the push sheet is arranged on the movable terminal, the other end of the push sheet is provided with an accommodating hole, and one end of the protruding part far away from the body part is accommodated in the accommodating hole;
the protruding part is provided with a ball body which is rotatably accommodated, and the ball body is positioned in the accommodating hole and is used for rolling and abutting against the inner hole surface of the accommodating hole;
the insulating box is provided with a plurality of rolling balls which are respectively positioned at two sides of the push sheet, the rolling balls are in rolling contact with the push sheet, and the push sheet is arranged in a rolling way with the insulating box through the rolling balls;
the manual additional switch type relay also comprises a first clamping block and a second clamping block which are arranged on the same side of the insulating box, the first clamping block, the second clamping block and the insulating box are surrounded to form a clamping groove used for accommodating an external component, the first clamping block is provided with a first clamping groove communicated with the clamping groove, the second clamping block is provided with a second clamping groove communicated with the clamping groove, and a limiting clamping protrusion which protrudes into the second clamping groove; the insulating box is provided with a lock catch positioned in the second clamping groove and an elastic reed arranged on the lock catch in a sliding manner, the lock catch is arranged on the second clamping block through the elastic reed in a telescopic manner, the elastic reed is wavy, and a limiting clamp protrusion is used for protruding into the wave trough of the elastic reed; one side of the component in the clamping groove extends into the first clamping groove, and the lock catch extends into the positioning clamping groove on the other side of the component in the clamping groove;
the insulating box is provided with a first air hole, a second air hole, a third air hole, a fourth air hole and an isolating part, the first air hole is communicated with the accommodating groove, the first air hole extends from the inner side surface of the accommodating groove to the direction of the top surface of the insulating box, and the isolating part is used for isolating and separating the first air hole and the second air hole;
the third air hole is used for communicating the first air hole with the second air hole, the third air hole is arranged on the isolation part, the third air hole penetrates through the isolation part along the thickness direction of the isolation part, the fourth air hole is communicated with the third air hole, and the fourth air hole is formed by being concavely arranged on the outer side surface of the insulation box;
the third air hole is positioned above the communication position of the first air hole and the accommodating groove, the third air hole is positioned above the communication position of the fourth air hole and the second air hole, and the air in the accommodating groove is discharged out of the insulating box through the first air hole, the third air hole, the second air hole and the fourth air hole in sequence;
the inner side surface of one side, close to the bottom surface of the insulating box, of the fourth air hole is an inclined plane, and an included angle between the inclined plane and the bottom surface of the insulating box is an acute angle.
2. The manual add-on switch relay of claim 1, wherein: the body part is provided with a protruding shaft, the insulating box is provided with a shaft hole for accommodating the protruding shaft, and the protruding shaft is rotatably accommodated in the shaft hole; the free end of the protruding part is provided with a cylinder, and the annular outer side surface of the cylinder is used for abutting against the inner hole surface of the accommodating hole.
3. The manual add-on switch relay of claim 1, wherein: the insulating box has the slide groove, and handle portion has the gleitbretter that is located the slide groove, and the gleitbretter is used for hiding the hole of stepping down, and handle portion runs through the gleitbretter and stretches out the insulating box suddenly.
4. A manual add-on switch-mode relay according to claim 3, wherein: the slip sheet is provided with an opening mark and a closing mark which are respectively positioned on two sides of the handle part, and the abdicating hole is used for exposing the opening mark or the closing mark.
5. The manual add-on switch relay according to claim 1, wherein: the conductive part is provided with a conductive cylinder, a thread pressure lever which is in threaded connection with the conductive cylinder, and a clamping and inserting strip which is arranged on the conductive cylinder; the insulation box comprises a first box body and a second box body detachably connected with the first box body, and the insulation spacer block is positioned in the accommodating groove and clamped between the first box body and the second box body; the insulating spacer block is provided with two jacks and a partition plate which is positioned between the two jacks and outside the insulating box, two external conductors are respectively arranged in the two jacks through two sides of the partition plate, and the thread pressure lever is used for conducting and pressing the conductors in the conductive cylinder.
6. Manual additional switching relay according to claim 5, characterized in that: the manual additional switch formula relay is still including rotating the elastic component that sets up in the cover plate of insulating box, be used for driving the cover plate, and insulating box has two exposure holes, and two exposure holes show the screw thread depression bar of two electrically conductive section of thick bamboos respectively, and external screwdriver is used for hiding the opening of two exposure holes via exposing the hole and acting on the screw thread depression bar.
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| CN202110169554.4A CN112768305B (en) | 2021-02-07 | 2021-02-07 | Manual additional switch type relay |
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| CN202110169554.4A CN112768305B (en) | 2021-02-07 | 2021-02-07 | Manual additional switch type relay |
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| CN112768305B true CN112768305B (en) | 2022-09-02 |
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| CN112768305A (en) | 2021-05-07 |
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