CN209561216U - It is a kind of can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position - Google Patents
It is a kind of can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position Download PDFInfo
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- CN209561216U CN209561216U CN201822011762.8U CN201822011762U CN209561216U CN 209561216 U CN209561216 U CN 209561216U CN 201822011762 U CN201822011762 U CN 201822011762U CN 209561216 U CN209561216 U CN 209561216U
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Abstract
The utility model discloses it is a kind of can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, it is characterized in that, including shell, switch block and operating mechanism are equipped in shell, the right end of switch block is equipped with operating mechanism, and the rear and front end of operating mechanism is set on shell, by outer casing supporting, connecting socket is fixed on shell, the right end of connecting socket passes through shell and the left end of switch block connects.The utility model has the advantages of simple structure, has anti shock and vibration performance, and reliable operation can be widely used for all kinds of equipments, make signal transmitting, position control, electric interlock etc. and be used, other places that also can be used for having similar requirement.
Description
Technical field
The utility model relates to electric device travel switch, more particularly to it is a kind of can 360 ° freely adjust actuating arm position
Travel switch peculiar to vessel belongs to low voltage electrical apparatus technology field.
Background technique
Travel switch is also known as position switch or limit switch, is opened using the connecting rod driving of mechanical moving element impact switch
The contact of pass causes the junction closure of contact disjunction or the disconnection of closure, and by make and break contact, disconnected, closed state change is controlled
Safeguard protection is realized in mechanical movement, can be widely used for signal transmitting, position control, electric interlock.In the automatic of various industries
Different types of travel switch will be widely used in control system.
Its structure of current existing travel switch is mainly directly to contact between actuating arm and push rod, and actuating arm is in external force
Under effect, push rod and fuse are pushed, so that the microswitch inside travel switch be made to act.The position of travel switch actuating arm is only
It is capable of fixing the good position designed at one, can not be adjusted according to practical situations.In special operation condition, stroke is needed
It switchs when different directions works, huge problem is proposed to the mounting means of switch.
Since maritime environment is more severe, wetness is bigger, and salt air corrosion ability is strong, and has impact vibration, so that
Travel switch peculiar to vessel is easily damaged, and can be there is a phenomenon where burn into clamping stagnation or stuck, and therefore, the travel switch used on ship must
Must have higher performance and requirement of shelter.
Summary of the invention
How travel switch to be carried out according to practical situations technical problem to be solved by the utility model is: solving
The problem of performance and requirement of shelter of adjustment and raising travel switch.
In order to solve the above-mentioned technical problem, the technical solution of the utility model there is provided one kind can 360 ° freely adjust behaviour
The travel switch peculiar to vessel of swing arm position, which is characterized in that including shell, switch block and operating mechanism, switch are equipped in shell
The right end of component is equipped with operating mechanism, and the rear and front end of operating mechanism is set on shell, and by outer casing supporting, connection is fixed on shell
Combination hub, the right end of connecting socket passes through shell and the left end of switch block connects.
Preferably, the shell is made of shell and cap, cap be set to shell top, shell two sides be all provided with
The axis hole that operating mechanism is cooperatively connected.
Preferably, the shell and cap are formed with high-strength alloy aluminium die casting；The combination of operating mechanism and shell
Place uses rubber seal rings for seal, and the faying face of cap and shell passes through gasket sealing.
Preferably, the operating mechanism includes shaft, and the both ends of shaft are each passed through the front and rear sides of shell and are set to
On shell, it is located in shell in shaft and is cased with torsional spring and at least one cam, one end and the actuating of outer side of shell is set in shaft
Arm is fixedly connected；Each cam is equipped with a groove.
Preferably, the actuating arm is made of sensing head, pulley spindle, pulley；Sensing head is living by pulley spindle and pulley
Dynamic connection；Sensing head is fixedly connected with shaft.
Preferably, unspecified angle of the actuating arm in 0~360 ° of angular range and shaft position.
Preferably, the switch block includes bracket, and bracket is equipped at least two pieces of insulating trips, adjacent two pieces of insulating trips
Between be equipped with a microswitch, the quantity of microswitch and the quantity of cam are identical, are fixed with one on every microswitch
A spring leaf, spring leaf are flexibly connected with idler wheel, and on roller shaft, roller shaft is fixed on spring leaf roller housing, and spring leaf is solid
It is scheduled on bracket；Each idler wheel is set in the groove on its corresponding cam；The Wiring port of microswitch with couple insert
The contact pin of seat is welded to connect by conducting wire.
Preferably, microswitch described in every has a common point, a normally-closed contact, a normally opened contact, and every group
Contact is being electrically separated, one electric loop of every group of contact control.
Preferably, the spring leaf uses rectilinear bending cantilever design.
Compared with prior art, the utility model has the advantage that
1. the travel switch sensing head of the utility model and the cooperation of shaft use screw and tupelo worm gear engaging structure,
Realize 360 ° of positions for freely adjusting travel switch actuating arm, install and use it is easy to adjust, suitable for travel switch different
The occasion of direction work and mounting means difficulty；
2. in the travel switch of the utility model, in addition to actuating arm and connecting socket, all other component is placed in shell
It is interior, rubber seal rings for seal is used at the installation step of operating mechanism and shell, uses periphery grommet type seal at shell and cap
Sealing, connecting socket use the seven core connecting socket of silicone rubber seal of good seal performance, and shell uses the die casting of high-strength alloy aluminium
It forms, protective performance is good；
3. the prestressing force of torsional spring makes shaft be in middle position in the operating mechanism of the travel switch of the utility model, without
It can be because impact vibration generates malfunction；Spring leaf uses rectilinear bending cantilever design in switch block, immunity to interference, resistance to tired
Labor performance is good, is adapted under impact vibration environment work normally；The fixation of sensing head and shaft uses M5 soket head cap screw, bears
High speed impact ability is strong.
The utility model has the advantages of simple structure, reliable operation, is resisted in the structures such as operating mechanism, switch block, socket
Impact vibration and protection design have anti shock and vibration performance, are suitable for impact vibration and wetness height, have corrosion
The environment peculiar to vessel of property.It can be widely used for all kinds of equipments, make signal transmitting, position control, electric interlock etc. and be used, also can be used for having
Similar other desired places.
Detailed description of the invention
Fig. 1 be it is a kind of can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position inside composed structure schematic diagram；
Fig. 2 is the bottom view of Fig. 1；
Fig. 3 is the structural schematic diagram of operating mechanism；
Fig. 4 is the cooperation schematic diagram (travel switch of double breaking points, single torsional spring) of operating mechanism and switch block；
Fig. 5 is connecting socket and electrical wiring schematic diagram；
Fig. 6 is actuating arm position adjusting method schematic diagram；
Fig. 7 is the cooperation schematic diagram (travel switch of single-break, single torsional spring) of operating mechanism and switch block；
Fig. 8 is the cooperation schematic diagram (travel switch of single-break, two torsional springs) of operating mechanism and switch block.
Specific embodiment
To be clearer and more comprehensible the utility model, hereby with preferred embodiment, and attached drawing is cooperated to be described in detail below.
Embodiment 1
The utility model be it is a kind of can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, as shown in Figure 1, its packet
Include connecting socket 1, shell 2, switch block 3, operating mechanism 4.Switch block 3 and operating mechanism 4, switching group are equipped in shell 2
The right end of part 3 is equipped with operating mechanism 4, and the rear and front end of operating mechanism 4 is set on shell 2, is supported by shell 2, fixed on shell 2
There is connecting socket 1, the right end of connecting socket 1 passes through shell 2 and connect with the left end of switch block 3.
As shown in Fig. 2, shell 2 is made of shell 21 and cap 22, formed with high-strength alloy aluminium die casting, cap 22 is set
In the top of shell 21, in addition to actuating arm 41 and connecting socket 1, all other component is placed in shell 21, shaft 42 and shell
21 junction of body is sealed using sealing ring, and the faying face of cap 22 and shell 21 takes peripheral type seal approach, close with gasket 5
Envelope has preferable protective performance.21 two sides of shell are all provided with the axis hole cooperated with shaft 42, and shaft 42 can pacify in left hole
Be packed into or by right ports install into, thus can realize actuating arm 41 be installed on switch left or right side position, be adapted to different
The structure of application, left actuating arm switch and right actuating arm switch operating mechanism is respectively as shown in Fig. 3 and Fig. 7.
As shown in figure 3, operating mechanism 4 includes actuating arm 41, shaft 42, big cam 43, small cam 44, torsional spring 45, cross
Head screw 46, hex screw 47.The both ends of shaft 42 are each passed through the front and rear sides of shell 2 and are set on shell 2, in shaft 42
Big cam 43, small cam 44, torsional spring 45 are cased in shell 2, each cam is equipped with a groove, and torsional spring 45 is set to big
Between cam 43 and small cam 44, big cam 43 is fixed in shaft 42 by the interference fit with shaft, and small cam 44 passes through
Crisscross screw 46 is fixedly secured in shaft 42, and one end that 2 outside of shell is set in shaft 42 passes through two hex screws 47
It is fixedly connected with actuating arm 41.Actuating arm 41 is made of sensing head 411, pulley spindle 412, pulley 413, and sensing head 411 passes through cunning
Wheel shaft 412 is flexibly connected with pulley 413.Sensing head 411 and tupelo (i.e. shaft 42 stretches out 21 part of shell) use two M5
Soket head cap screw (i.e. hex screw 47) engagement fasten, make actuating arm 41 can in 0~360 ° of angular range unspecified angle with
42 reliable location of shaft.Shaft 42 is supported by shell 21, and big cam 43, small cam 44, torsional spring 45, which are installed in shell 21, to be turned
On axis 42, the prestressing force of torsional spring 45 makes shaft 42 be placed in middle position (initial position of actuating arm 41), when being applied to actuating arm
When 41 power is greater than 45 counter-force of torsional spring, shaft 42 drives big cam 43 and small cam 44 to rotate together, when applied force is less than torsional spring
When 45 counter-force, just automatically reset.Actuating arm 41 can clockwise or counterclockwise any driving.To guarantee to seal waterproof,
There is rubber seal rings for seal between the 21 axis hole step of step and shell of shaft 42.Sensing head 411 uses M5 with shaft 42
It is strong to bear high speed impact ability for soket head cap screw.Torsional spring 45 has biggish prestressing force that shaft 42 is made to be placed in middle position, shock resistance
Vibration ability is strong.
As shown in figure 4, switch block 3 is by two 33, two idler wheels of bracket of spring leaf 32, one of microswitch 31, two
34, two idler wheels 35 of axis and three pieces of insulating trips 36 form, and are installed on 1 right end of connecting socket, and bracket 33 is equipped with three pieces of insulation
Piece 36 is equipped with a microswitch 31, the quantity and the quantity phase of cam of microswitch 31 between adjacent two pieces of insulating trips 36
Together, it is fixed with a spring leaf 32 on every microswitch 31, spring leaf 32 is flexibly connected with idler wheel 35, and 35 sets of idler wheel are being rolled
On wheel shaft 34, roller shaft 34 is fixed on spring leaf 32, and spring leaf 32 is fixed on bracket 33；Each idler wheel 35 is set to its phase
In groove on corresponding cam.Every microswitch 31 has a common point, a normally-closed contact, a normally opened contact, often
Group contact is being electrically separated, a controllable electric loop.It, which is converted, drives big cam in shaft 42 by sensing head 411
43, small cam 44 is allowed to trundle 35 on clamping leaf spring 32 respectively and is allowed to convert to drive 31 upper plug of microswitch.
Spring leaf 32 uses rectilinear bending cantilever design, and immunity to interference, fatigue performance are good.
As shown in figure 4, in the present embodiment, the utility model is the travel switch of double breaking points, by big cam 43, small convex
Wheel 44 respectively drives two groups of microswitches 31 and drives two groups of contact synchronization actions, so as to control two electric loops.
As shown in figure 5, connecting socket 1 is the position of delivery stroke switching signal, the travel switch of the utility model is used
Good seal performance, the seven core connecting socket of silicone rubber seal with shock resistance, vibration ability.The contact pin of connecting socket 1 and fine motion
The Wiring port of switch 31 is welded to connect by conducting wire, and electrical wiring principle is as shown in Figure 5, and two microswitches 31 divide
Not with the overlying contact of 44 upper groove of big cam 43 and small cam, i.e. common junction COM (A point, D point) and normally-closed contact NC (B
Point, E point) connection；Two microswitches 31 lower contact with 44 upper groove of big cam 43 and small cam, i.e. common junction respectively
COM (A point, D point) is connect with normally opened contact NO (C point, F point).
Adjust actuating arm Angle Method: since sensing head 411 and tupelo (shaft 42 stretches out 21 part of shell) use two
The engagement of M5 soket head cap screw fastens, easy to adjust, and positioning accuracy is high, fastens reliable, makes actuating arm 41 can be in 0~360 ° of angle
Unspecified angle and axis reliable location in range.As shown in fig. 6, when sensing head 411 to be made is adjusted to location A upwards counterclockwise,
First counterclockwise pine right side soket head cap screw 47, then clockwise rotation left side soket head cap screw 47, sensing head 411 just counterclockwise to
Upper movement, repeats in this way, until then sensing head 411 fastens the soket head cap screw 47 on right side to location A clockwise again；
When sensing head 411 to be made is clockwise to when being adjusted downward to B location, the first soket head cap screw 47 in pine left side, then rotation clockwise counterclockwise
The soket head cap screw 47 on right side, sensing head 411 just move down clockwise, repeat in this way, until sensing head 411 is to B
It sets, then fastens the soket head cap screw 47 in left side clockwise again.
Working principle of the utility model is: actuating arm 41 makes shaft 42 be placed in middle position due to the prestressing force of torsional spring 45
(initial position of actuating arm 41).On the pulley 413 that external force is applied to actuating arm 41, and the power is greater than 45 counter-force of torsional spring
When, pulley spindle 412 drives sensing head 411, and sensing head 411 drives shaft 42, and shaft 42 drives big cam 43 and small cam 44 1
Rotation is played, big cam 43 and small cam 44 distinguish trundle 35 on clamping leaf spring 43, so that 31 upper plug of microswitch is driven,
Make 31 transition status of microswitch, the transition status of microswitch 31 is transmitted on connecting socket 1 by conducting wire, to pass through connection
Combination hub 1 is transmitted to outside, realizes the function of signal transmitting, position control, electric interlock etc..
Embodiment 2
As shown in fig. 7, the utility model is the travel switch of single-break in the present embodiment, by the driving of big cam 43 one
The group movement of microswitch 31 drives one group of contact movement, to can control an electric loop.
Other are same as Example 1.
Embodiment 3
Scheme three: as shown in figure 8, the utility model is the travel switch of single-break, wherein big cam 43 can be by two sides pair
The torsional spring 45 of title is limited, and the two sides of big cam 43 are equipped with torsional spring 45.
Other are same as Example 1.
Claims (9)
1. one kind can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, which is characterized in that including shell (2), shell
(2) switch block (3) and operating mechanism (4) are equipped in, the right end of switch block (3) is equipped with operating mechanism (4), operating mechanism
(4) rear and front end is set on shell (2), is supported by shell (2), is fixed with connecting socket (1), connecting socket on shell (2)
(1) right end passes through shell (2) and connect with the left end of switch block (3).
2. one kind as described in claim 1 can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, which is characterized in that
The shell (2) is made of shell (21) and cap (22), and cap (22) is set to the top of shell (21), shell (21) two sides
All it is provided with the axis hole being cooperatively connected with operating mechanism (4).
3. one kind as claimed in claim 2 can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, which is characterized in that
The shell (21) and cap (22) is formed with high-strength alloy aluminium die casting；The combination of operating mechanism (4) and shell (21)
Place uses rubber seal rings for seal, and the faying face of cap (22) and shell (21) passes through gasket (5) sealing.
4. one kind as described in claim 1 can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, which is characterized in that
The operating mechanism (4) includes shaft (42), and the both ends of shaft (42) are each passed through the front and rear sides of shell (2) and are set to outer
On shell (2), it is located in shell (2) in shaft (42) and is cased with torsional spring (45) and at least one cam, shell is set in shaft (42)
(2) one end on the outside of is fixedly connected with actuating arm (41)；Each cam is equipped with a groove.
5. one kind as claimed in claim 4 can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, which is characterized in that
The actuating arm (41) is made of sensing head (411), pulley spindle (412), pulley (413)；Sensing head (411) passes through pulley spindle
(412) it is flexibly connected with pulley (413)；Sensing head (411) is fixedly connected with shaft (42).
6. one kind as claimed in claim 4 can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, which is characterized in that
Unspecified angle of the actuating arm (41) in 0~360 ° of angular range and shaft (42) position.
7. one kind as claimed in claim 4 can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, which is characterized in that
The switch block (3) includes bracket (33), and bracket (33) is equipped at least two pieces of insulating trips (36), adjacent two pieces of insulating trips
(36) microswitch (31) is equipped between, the quantity of microswitch (31) is identical as the quantity of cam, and every fine motion is opened
It closes and is fixed with a spring leaf (32) on (31), spring leaf (32) is flexibly connected with idler wheel (35), and idler wheel (35) is covered in roller shaft
(34) on, roller shaft (34) is fixed on spring leaf (32), and spring leaf (32) is fixed on bracket (33)；Each idler wheel (35)
It is set in the groove on its corresponding cam；The Wiring port of microswitch (31) and the contact pin of connecting socket (1) pass through
Conducting wire is welded to connect.
8. one kind as claimed in claim 7 can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, which is characterized in that
Microswitch described in every (31) has a common point, a normally-closed contact, a normally opened contact, and every group of contact is electrically
It is separated, one electric loop of every group of contact control.
9. one kind as claimed in claim 7 can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position, which is characterized in that
The spring leaf (32) uses rectilinear bending cantilever design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822011762.8U CN209561216U (en) | 2018-12-03 | 2018-12-03 | It is a kind of can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822011762.8U CN209561216U (en) | 2018-12-03 | 2018-12-03 | It is a kind of can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209561216U true CN209561216U (en) | 2019-10-29 |
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ID=68301263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822011762.8U Active CN209561216U (en) | 2018-12-03 | 2018-12-03 | It is a kind of can 360 ° of travel switches peculiar to vessel for freely adjusting actuating arm position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209561216U (en) |
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2018
- 2018-12-03 CN CN201822011762.8U patent/CN209561216U/en active Active
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