阅读说明：本技术 一种新型结构的消防开关 (Novel fire control switch of structure ) 是由 翁炽安 于 2019-12-05 设计创作，主要内容包括：本发明涉及一种新型结构的消防开关,包括壳体和开关主体,开关主体包括接线座、位于接线座上的第一接线部和第二接线部、接通或断开第一接线部和第二接线部的触发块、拨动触发块接通或断开第一接线部和第二接线部的拨杆、以及推动拨杆转动的旋臂,触发块与接线座的间隙处设置有回位弹簧,接线座上设置有接线槽,第一接线部、第二接线部、触发块、回位弹簧均位于接线槽内。本发明消防开关结构紧凑,防水防尘,产品寿命长,且其防误触结构更为合理,不仅能够有效避免误触,且启动方便,不易发生划伤手指的现象。壳体采用铝合金材质制成,壳体防尘防水效果好,达到IP65级别,能有效避免壳体内部进水进尘,大大提高产品可靠性。(The invention relates to a fire switch with a novel structure, which comprises a shell and a switch main body, wherein the switch main body comprises a wire holder, a first wire connecting part and a second wire connecting part which are positioned on the wire holder, a trigger block for connecting or disconnecting the first wire connecting part and the second wire connecting part, a shifting lever for shifting the trigger block to connect or disconnect the first wire connecting part and the second wire connecting part, and a rotating arm for pushing the shifting lever to rotate, a return spring is arranged at a gap between the trigger block and the wire holder, a wire connecting groove is arranged on the wire holder, and the first wire connecting part, the second wire connecting part, the trigger block and the return spring are all positioned in the wire connecting groove. The fire switch has the advantages of compact structure, water resistance, dust resistance, long service life of products, more reasonable false touch prevention structure, capability of effectively avoiding false touch, convenience in starting and difficulty in scratching fingers. The casing adopts the aluminum alloy material to make, and the casing dustproof and waterproof effect is good, reaches IP65 rank, can effectively avoid the inside dust of intaking of casing, improves product reliability greatly.)

1. A fire switch with a novel structure is characterized by comprising a shell (1) and a switch main body, wherein the switch main body comprises a wire holder (2), a first wire connecting part (3) and a second wire connecting part (4) which are positioned on the wire holder (2), a trigger block (5) for connecting or disconnecting the first wire connecting part (3) and the second wire connecting part (4), a deflector rod (6) for connecting or disconnecting the first wire connecting part (3) and the second wire connecting part (4) by stirring the trigger block (5), and a rotating arm (7) for pushing the deflector rod (6) to rotate, a return spring (8) is arranged at a gap between the trigger block (5) and the wire holder (2), a wire connecting groove (9) is arranged on the wire holder (2), the first wire connecting part (3), the second wire connecting part (4), the trigger block (5) and the return spring (8) are all positioned in the wire connecting groove (9), and the rotating arm (7) can drive the deflector rod (6) to rotate, the rotating arm (7) is rigidly connected with the shifting lever (6), the rotating shaft of the rotating arm (7) and the rotating shaft of the shifting lever (6) are positioned on the same straight line, and the shifting lever (6) penetrates through the side wall of the shell (1).

2. The fire switch of a novel structure as claimed in claim 1, wherein the deflector rod (6) is located above the trigger block (5), the deflector rod (6) comprises a rotating shaft (10) and a top plate (11) and a deflector plate (12) which are arranged on the rotating shaft (10), the wire holder (2) comprises a wiring base (13) and a wiring surface cover (14), the rotating shaft (10) is rotatably connected between the wiring base (13) and the wiring surface cover (14), the top plate (11) can be separated from or contacted with the trigger block (5) and can be extruded, and the deflector plate (12) can be shifted along with the rotation of the rotating arm (7) and drives the rotating shaft (10) to rotate while being shifted.

3. A fire switch of novel structure according to claim 2, characterized in that the rotating shaft (10) penetrates through the side wall of the casing (1), one end of the rotating shaft (10) is located outside the casing (1) and is rigidly connected with the radial arm (7), and the radial arm (7) and the rotating shaft (10) rotate synchronously.

4. The fire switch of novel structure according to claim 3, characterized in that a groove (15) is dug on the swing arm (7), a locking rod (16) rotatably connected with the swing arm (7) is arranged in the groove (15), a locking block (17) is arranged on the housing (1), the locking block (17) is arc-shaped, the locking block (17) is provided with a locking edge (18), a locking groove (22) is dug at the locking edge (18), and one end of the locking rod (16) can be embedded into the locking groove (22).

5. A fire switch of novel structure according to claim 4, characterized in that the other end of the locking groove (22) is connected with a locking spring (24), one end of the locking spring (24) is connected with the locking groove (22), and the other end is connected with the bottom surface of the groove (15).

6. A fire switch of novel structure according to claim 4, characterized in that the locking block (17) is of an integral structure with the housing (1) or the locking block (17) is connected with the housing (1) by a fastener.

7. The fire switch of a novel structure as claimed in claim 4, wherein the shaft (10) is further sleeved with a limit hook (25), and the housing (1) is provided with a limit plate (26) cooperating with the limit hook (25).

8. A fire switch with a novel structure according to claim 4, characterized in that the casing (1) comprises a base (19) and a cover body (20), a sealant (21) is arranged at the joint of the base (19) and the cover body (20), the through hole is dug on the cover body (20), and a wire passing hole (23) is dug on the base (19).

9. A fire switch with a novel structure as claimed in any one of claims 1 to 8, wherein the first wiring portion comprises a first L1 wiring port, a first L3 wiring port arranged in parallel with a first L1 wiring port, a first L5 wiring port and a first N wiring port, the second wiring portion comprises a second L1 wiring port, a second L3 wiring port arranged in parallel with a second L1 wiring port, a second L4 wiring port and a second N wiring port, and the trigger block comprises a trigger block L1, a trigger block L3, a trigger block L5 and a trigger block N.

10. A fire switch with a novel structure as claimed in claim 9, wherein the wiring grooves comprise an L1 wiring groove, an L3 wiring groove, an L5 wiring groove and an N wiring groove, a first L1 wiring port and a second L1 wiring port are arranged in the L1 wiring groove and are opposite in position and are switched on or switched off through an L1 trigger block, a first L3 wiring port and a second L3 wiring port are arranged in the L3 wiring groove and are opposite in position and are switched on or switched off through an L3 trigger block, a first L5 wiring port and a second L5 wiring port are arranged in the L5 wiring groove and are opposite in position and are switched on or switched off through an L5 trigger block, and a first N wiring port and a second N wiring port are arranged in the N wiring groove and are opposite in position and are switched on or switched off through an N trigger block.

Technical Field

The invention relates to the field of switches, in particular to a fire-fighting switch with a novel structure.

Background

Along with the continuous improvement of the living standard of human beings, the popularization degree of household appliances is also greatly improved, great convenience is brought to our life, and meanwhile, the fire caused by the appliances is increased day by day. According to the statistics of relevant departments, the fire caused by electrical causes accounts for 40 percent of the total fire, which causes billions of dollars of economic loss every year, and the electrical fire seriously endangers the life and property safety of human beings!

When a fire disaster occurs, the fire switch plays an important role, and can cut off the power supply in time so as to reduce the loss caused by the fire disaster. Because the particularity of fire switch needs to set up the structure of preventing the mistake and touching, and traditional fire switch keeps apart through glass, and people need start the fire switch, then need destroy glass earlier, have the risk of fish tail finger.

Disclosure of Invention

In view of the above, the invention provides a fire switch with a novel structure, which is compact in structure, waterproof, dustproof, long in service life, more reasonable in false touch prevention structure, convenient to start and not prone to scratching fingers, and can effectively avoid false touch.

The purpose of the invention is realized by the following technical scheme:

the utility model provides a fire switch of novel structure, which comprises a housin and a switch main body, the switch main body includes the connection terminal, be located first wiring portion and second wiring portion on the connection terminal, the trigger block of first wiring portion of switch-on or disconnection and second wiring portion, stir the driving lever that the trigger block put through or disconnection first wiring portion and second wiring portion, and promote driving lever pivoted spiral arm, the clearance department of trigger block and connection terminal is provided with return spring, be provided with the wiring groove on the connection terminal, first wiring portion, second wiring portion, the trigger block, return spring all is located the wiring groove, it can drive the driving lever and rotate to rotate the spiral arm, spiral arm and driving lever rigid connection, the axis of rotation of spiral arm is in on the same straight line with the axis of rotation of driving lever, the driving lever runs through the casing lateral wall.

Preferably, the driving lever is located the trigger block top, and the driving lever includes the pivot and sets up top piece and plectrum in the pivot, and the connection terminal includes wiring base and wiring face lid, and the pivot is rotated and is connected between wiring base and wiring face lid, and the top piece can be separated or contact and take place the extrusion with the trigger block, and the plectrum is stirred and is ordered about the pivot rotation when stirring along with the rotation of spiral arm.

Preferably, the rotating shaft penetrates through the side wall of the shell, one end part of the rotating shaft is positioned outside the shell and is rigidly connected with the rotating arm, and the rotating arm and the rotating shaft rotate synchronously.

Preferably, dig on the spiral arm and be equipped with the recess, be provided with in the recess and rotate the locking pole of being connected with the spiral arm, be provided with the locking piece on the casing, the locking piece appearance is circular-arcly, and the locking piece has a locking limit, and the department of locking limit digs and is equipped with the locking groove, and a tip of locking pole can be embedded into the locking inslot.

Preferably, the other end of the locking groove is connected with a locking spring, one end of the locking spring is connected with the locking groove, and the other end of the locking spring is connected with the bottom surface of the groove.

Preferably, the locking block and the shell are of an integral structure or the locking block is connected with the shell through a fastener.

Preferably, the rotating shaft is further sleeved with a limiting hook, and the shell is provided with a limiting plate which is matched with the limiting hook.

Preferably, the casing includes base and lid, and base and lid junction are provided with sealed glue, and the through-hole is dug and is established on the lid, digs on the base and is equipped with the line hole.

Preferably, the first wiring portion comprises a first L1 wiring port, a first L3 wiring port, a first L5 wiring port and a first N wiring port which are arranged in parallel with a first L1 wiring port, the second wiring portion comprises a second L1 wiring port, a second L3 wiring port, a second L4 wiring port and a second N wiring port which are arranged in parallel with a second L wiring port, and the triggering block comprises a L1 triggering block, a L3 triggering block, a L5 triggering block and a N triggering block.

Preferably, the wiring slot comprises an L1 wiring slot, an L3 wiring slot, an L5 wiring slot and an N wiring slot, a first L1 wiring port and a second L1 wiring port are arranged in the L1 wiring slot and are opposite in position and are switched on or switched off through an L1 triggering block, a first L3 wiring port and a second L3 wiring port are arranged in the L3 wiring slot and are opposite in position and are switched on or switched off through an L3 triggering block, a first L5 wiring port and a second L5 wiring port are arranged in the L5 wiring slot and are opposite in position and are switched on or switched off through an L5 triggering block, and a first N wiring port and a second N wiring port are arranged in the N wiring slot and are opposite in position and are switched on or switched off through an N triggering block.

Compared with the prior art, the invention has the beneficial effects that:

the fire switch is different from the traditional structure, and drives the trigger block to disconnect the line through the synchronous rotating structure of the rotating arm and the deflector rod, so that the power-off function is realized. The poking piece on the poking rod and the top piece are not on the same plane but form an obtuse included angle, so that a circuit can be in a connected or disconnected state when the poking piece is poked to two tail end positions of a stroke. The swing arm is lifted upwards to rotate the swing arm, the shifting rod is synchronously driven to rotate, the top piece of the shifting rod generates acting force on the trigger block, the trigger block goes downwards and is separated from the two wiring parts which are not in contact with each other, and at the moment, the two wiring parts are disconnected, so that the circuit is in a disconnected state.

The fire switch has the advantages of compact structure, uniform stress, effective prevention of the phenomenon of overlarge local stress, great reduction of the damage of local parts, and effective prolongation of the service life of products. The casing adopts the aluminum alloy material to make, and the casing dustproof and waterproof effect is good, reaches IP65 rank, can effectively avoid the inside dust of intaking of casing, improves product reliability greatly.

Drawings

Fig. 1 is a structural diagram of a fire switch of a novel structure according to an embodiment of the present invention.

Fig. 2 is a partial structural view of a fire switch of a novel structure according to an embodiment of the present invention.

Fig. 3 is a partial structural view of a fire switch of a novel structure according to an embodiment of the present invention.

Fig. 4 is a partial structural view of a fire switch of a novel structure according to an embodiment of the present invention.

Fig. 5 is a partial structural view of a fire switch of a novel structure according to an embodiment of the present invention.

Fig. 6 is a partial structural view of a fire switch of a novel structure according to an embodiment of the present invention.

Fig. 7 is a partial structural view of a fire switch of a novel structure according to an embodiment of the present invention.

Fig. 8 is a partial structural view of a fire switch of a novel structure according to an embodiment of the present invention.

Fig. 9 is a partial structural view of a fire switch of a novel structure according to an embodiment of the present invention.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be described in further detail below with reference to specific embodiments and the accompanying drawings.

Referring to fig. 1-9, an embodiment of the invention includes:

the utility model provides a fire switch of novel structure, including casing 1 and switch main part, the switch main part includes connection terminal 2, be located first wiring portion 3 and second wiring portion 4 on connection terminal 2, the trigger block 5 of first wiring portion 3 and second wiring portion 4 of switch-on or disconnection, stir trigger block 5 switch-on or disconnection first wiring portion 3 and the driving lever 6 of second wiring portion 4, and promote driving lever 6 pivoted spiral arm 7, the clearance department of trigger block 5 and connection terminal 2 is provided with return spring 8, be provided with wiring groove 9 on the connection terminal 2, first wiring portion 3, second wiring portion 4, trigger block 5, return spring 8 all is located wiring groove 9, it can drive driving lever 6 and rotate to rotate spiral arm 7, spiral arm 7 and 6 rigid connection, the axis of rotation of spiral arm 7 and the axis of driving lever 6 are in the same straight line, driving lever 6 runs through casing 1 lateral wall. The deflector rod 6 is located above the trigger block 5, the deflector rod 6 comprises a rotating shaft 10, a top plate 11 and a deflector 12 which are arranged on the rotating shaft 10, the wire holder 2 comprises a wiring base 13 and a wiring surface cover 14, the rotating shaft 10 is rotatably connected between the wiring base 13 and the wiring surface cover 14, the top plate 11 can be separated from or contacted with the trigger block 5 and extruded, and the deflector 12 is rotated along with the rotation of the rotating arm 7 and drives the rotating shaft 10 to rotate while being rotated.

The rotating shaft 10 penetrates through the side wall of the shell 1, one end part of the rotating shaft 10 is positioned outside the shell 1 and is rigidly connected with the radial arm 7, and the radial arm 7 and the rotating shaft 10 rotate synchronously. Dig on the spiral arm 7 and be equipped with recess 15, be provided with in the recess 15 and rotate the locking pole 16 of being connected with spiral arm 7, be provided with locking piece 17 on the casing 1, locking piece 17 appearance is circular-arcly, and locking piece 17 has a locking limit 18, and 18 departments of locking limit dig and be equipped with locking groove 22, and a tip of locking pole 16 can be embedded into in the locking groove 22. The other end of the locking groove 22 is connected to a locking spring 24, and one end of the locking spring 24 is connected to the locking groove 22 and the other end is connected to the bottom surface of the recessed groove 15.

The locking block 17 and the shell 1 are of an integral structure or the locking block 17 is connected with the shell 1 through a fastener. The rotating shaft 10 is further sleeved with a limiting hook 25, and the housing 1 is provided with a limiting plate 26 which is matched with the limiting hook 25. The shell 1 comprises a base 19 and a cover body 20, wherein a sealant 21 is arranged at the joint of the base 19 and the cover body 20, a through hole is dug in the cover body 20, and a wire passing hole 23 is dug in the base 19. First wiring portion is including L1 wiring mouth one, L3 wiring mouth one, L5 wiring mouth one, N wiring mouth one that sets up side by side with L1 wiring mouth one, second wiring portion is including L1 wiring mouth two, L3 wiring mouth two, L4 wiring mouth two, N wiring mouth two that set up side by side with L wiring mouth two, the trigger block includes L1 trigger block, L3 trigger block, L5 trigger block, N trigger block. The wiring groove comprises an L1 wiring groove, an L3 wiring groove, an L5 wiring groove and an N wiring groove, a first L1 wiring port and a second L1 wiring port are arranged in the L1 wiring groove and are opposite in position and are connected or disconnected through an L1 trigger block, a first L3 wiring port and a second L3 wiring port are arranged in the L3 wiring groove and are opposite in position and are connected or disconnected through an L3 trigger block, a first L5 wiring port and a second L5 wiring port are arranged in the L5 wiring groove and are opposite in position and are connected or disconnected through an L5 trigger block, and a first N wiring port and a second N wiring port are arranged in the N wiring groove and are opposite in position and are connected or disconnected through an N trigger block.

The fire switch of this embodiment is different from traditional structure, and it orders about trigger block disconnection circuit through the synchronous revolution mechanic of spiral arm and driving lever to realize the outage function. The poking piece on the poking rod and the top piece are not on the same plane but form an obtuse included angle, so that a circuit can be in a connected or disconnected state when the poking piece is poked to two tail end positions of a stroke. Specifically, when the shifting piece is at one tail end position, the trigger block moves upwards under the action of the return spring and is in contact with two wiring parts which are not in contact with each other and are connected with the two wiring parts, so that a circuit is in a connected state; when the shifting sheet is at the other end position, the trigger block moves downwards under the action of the top sheet and is separated from the two wiring parts which are not in contact with each other, and the two wiring parts are disconnected at the moment, so that the circuit is in a disconnected state. This fire switch has compact structure, can effectively avoid local transition atress, avoids the condition that local part is fragile to take place, effectively prolongs product life. The casing adopts the aluminum alloy material to make, and the casing dustproof and waterproof effect is good, reaches IP65 rank, can effectively avoid the inside dust of intaking of casing, improves product reliability greatly.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.