CN209641535U - A kind of dust-proof trigger with quick acting structure - Google Patents
A kind of dust-proof trigger with quick acting structure Download PDFInfo
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- CN209641535U CN209641535U CN201920483719.3U CN201920483719U CN209641535U CN 209641535 U CN209641535 U CN 209641535U CN 201920483719 U CN201920483719 U CN 201920483719U CN 209641535 U CN209641535 U CN 209641535U
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- push shaft
- sliding block
- trigger
- dust
- quick acting
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Abstract
A kind of dust-proof trigger with quick acting structure provided by the utility model, including base body, upper cover and push shaft, one end of trigger push shaft is equipped with trigger, the other end of push shaft is equipped with reset spring, the side of push shaft is equipped with the sliding block connecting with push shaft, the side of sliding block is equipped with slip recess, moving contact and moving contact spring are equipped in slip recess, the other side of sliding block is equipped with sliding block card slot, sliding block spring is equipped in sliding block card slot, the top of sliding block is equipped with cylindricality through-hole, is equipped with marble spring in cylindricality through-hole, the both ends of marble spring are equipped with pellet；Base body is equipped with binding post and block, and binding post is equipped with stationary contact, and moving contact is equipped with movable contact.The beneficial effect is that: the utility model is novel trigger, has quick acting and dust reduction capability；Compact-sized, cheap, working service is repaired simply, can be widely used for each type electric tool such as reciprocating saw, electric hammer, electric pick, angle grinder, sander, sander.
Description
Technical field
The utility model relates to a kind of dust-proof triggers with quick acting structure.
Background technique
Such trigger function currently on the market is substantially similar, but has following functions defect:
1, it commonly uses trigger and is generally straight selection structure, is i.e. the speed that switches on and off of switch internal movable contact and manpower behaviour
It is identical to make speed, movement is not quick, is easy to make movable contact adhesion, will cause the case where tool can not shut down when serious, do not meet
The requirement of national standard, to personal life, there are major safety risks.
2, commonly use trigger locking structure be inside and out components operate realization together, due to such structure
Switch is determined under the use environment of severe dust, dust is easy to contribute to switch internal from the locking position of switch and cause out
Failure is closed, switch locking disabler is will lead to when serious or internal short-circuit occurs and burn, also do not meet the requirement of national standard,
To personal life, there are major safety risks.
For this purpose, it is imperative to design a kind of dust-proof trigger with quick acting structure.
Utility model content
The purpose of this utility model is that avoid above-mentioned deficiency, a kind of dust-proof trigger with quick acting structure is provided and is opened
It closes.
A kind of dust-proof trigger with quick acting structure provided by the utility model, technical solution are as follows:
A kind of dust-proof trigger with quick acting structure, which is characterized in that the trigger include base body,
Upper cover and push shaft, one end of the push shaft are provided with trigger, and the other end of the push shaft is provided with reset spring, the push shaft
Side is provided with the sliding block connecting with push shaft, and the side of the sliding block is provided with slip recess, is provided in the slip recess
Moving contact and moving contact spring, the other side of the sliding block are provided with sliding block card slot, are provided with sliding block bullet in the sliding block card slot
Spring is provided with cylindricality through-hole at the top of the sliding block, is provided with marble spring in the cylindricality through-hole, and the two of the marble spring
End is provided with pellet；It is provided with binding post and block on the base body, stationary contact is provided on the binding post, it is described dynamic
Movable contact is provided on contact.
A kind of dust-proof trigger with quick acting structure provided by the utility model further includes following attached technology
Scheme:
Wherein, the trigger further includes locking mechanism, and the locking mechanism includes lock shaft, locking bar, cage knob and sets
The cage knob spring on lock shaft is set, the lock shaft and cage knob are installed together.
Wherein, it is provided with mounting head on the lock shaft, mounting hole is provided on the base body, the lock shaft passes through described
Mounting hole is mounted on the base body.
Wherein, mounting hole is provided on the locking bar, the locking bar passes through the mounting hole and contacts with the push shaft.
Wherein, the side of the push shaft is provided with push shaft groove, and wedge block, the sliding block are provided in the push shaft groove
Wedge groove is provided in card slot, the wedge block in the push shaft groove and the wedge type groove in the sliding block card slot cooperate.
Wherein, the diameter of the pellet is not less than the internal diameter of the marble spring；Push shaft hole, institute are provided on the push shaft
Reset spring is stated to be mounted in the push shaft hole.
Wherein, sealing ring is provided between the trigger and the base body, the sealing ring is mounted on the push shaft.
Wherein, it is provided with surrounding boss on the upper lid, surrounding groove, the surrounding boss is provided on the base body
Labyrinth structure is formed with surrounding groove.
Wherein, oil layer is coated in the surrounding groove.
Wherein, intermediate guide groove is provided on the base body, the push shaft is mounted in the intermediate guide groove.
The implementation of the utility model includes following technical effect:
1, the trigger of the utility model has quick acting and dust reduction capability.
2, the utility model is compact-sized, cheap, working service repair it is simple, can be widely used for reciprocating saw, electric hammer,
Each type electric tool such as electric pick, angle grinder, sander, sander.
Detailed description of the invention
Fig. 1 is the perspective view of the dust-proof trigger with quick acting structure of the utility model.
Fig. 2 is the explosive view of the dust-proof trigger with quick acting structure of the utility model.
In figure, 1- base body, 2- upper cover, 3- push shaft, 4- reset spring, 5- sliding block, 6- moving contact, 7- moving contact spring,
8- sliding block spring, 9- marble spring, 10- trigger, 11- pellet, 12- binding post, 13- block, 14- locking bar, 15- lock shaft, 16-
Cage knob, 17- cage knob spring, 18- sealing ring, 31- push shaft groove, 32- wedge block, 51- slip recess, 52- sliding block card slot, 53-
Cylindricality through-hole, 54- wedge groove, 61- movable contact, 121- stationary contact, 141- mounting hole, 142- elliptical aperture, 101- surrounding groove,
201- surrounding boss.
Specific embodiment
The utility model is described in detail below in conjunction with embodiment and attached drawing, it should be pointed out that described
Embodiment be intended merely to facilitate the understanding to the utility model, and do not play any restriction effect to it.Side described herein
Position is for example to compare the convenience of attached drawing description and use up and down, does not constitute the restriction to protection scope.
As shown in Figs. 1-2, a kind of dust-proof trigger with quick acting structure provided by the utility model, including base
Pedestal 1, upper cover 2 and push shaft 3, the push shaft 3 stretches out base body 1 and cabinet one end of the formation of upper cover 2 is provided with trigger 10, described
The other end of push shaft 3 is provided with reset spring 4, and the side of the push shaft 3 is provided with the sliding block 5 connecting with push shaft 3, the sliding block
5 side is provided with slip recess 51, and moving contact 6 and moving contact spring 7, the sliding block 5 are provided in the slip recess 51
The other side be provided with sliding block card slot 52, be provided with sliding block spring 8 in the sliding block card slot 52, the top setting of the sliding block 5
There is cylindricality through-hole 53, marble spring 9 is provided in the cylindricality through-hole 53, the both ends of the marble spring 9 are provided with pellet
11；It is provided with binding post 12 and block 13 on the base body 1, stationary contact 121, the dynamic touching are provided on the binding post 12
Movable contact 61 is provided on first 6；The diameter of the pellet 11 is not less than the internal diameter of the marble spring 9.The utility model is pulled
Machine switch, has quick acting and dust reduction capability；Compact-sized, cheap, working service is repaired simply, can be widely used for past
Each type electric tools such as multiple saw, electric hammer, electric pick, angle grinder, sander, sander.
Wherein, push shaft hole is provided on the push shaft 3, the reset spring 4 is mounted in the push shaft hole.
As shown in Fig. 2, the trigger further includes locking mechanism, the locking mechanism includes lock shaft 15, locking bar 14, lock
Button 16 and the cage knob spring 17 being arranged on lock shaft 15, the locking bar 14 are mounted on the push shaft 3.
Preferably, as shown in Fig. 2, being provided with mounting head on the locking bar 14, mounting hole is provided in the mounting head
141, the locking bar 14 is mounted on the push shaft 3 by the mounting hole 141.
It is highly preferred that the locking bar 14 passes through the peace as shown in Fig. 2, being provided with mounting hole 141 on the lock shaft 15
Dress hole 141 is contacted with the push shaft 3.
As shown in Fig. 2, the side of the push shaft 3 is provided with push shaft groove 31, wedge shape is provided in the push shaft groove 31
Block 32 is provided with wedge groove 54 in the sliding block card slot 52, the wedge block 32 in the push shaft groove 31 and the sliding block card slot
Wedge type groove 54 in 52 cooperates.
As shown in Fig. 2, being provided with sealing ring 18 between the trigger 10 and the base body 1, the sealing ring 18 is installed
On the push shaft 3.
As shown in Fig. 2, being provided with surrounding boss 201 in the upper cover 2, it is provided with surrounding groove 101 on the pedestal 1,
The surrounding boss 201 and surrounding groove 101 form labyrinth structure；Oil layer is coated in the surrounding groove 101.This reality
It applies after smearing grease in the surrounding groove 101 of base body 1 in example and the surrounding boss 201 of upper cover 2 combines closely to form labyrinth knot
The labyrinth structure of structure, two sides makes dust be difficult to enter switch internal, realizes the dust reduction capability of switch.
As shown in Fig. 2, being provided with intermediate guide groove 102 on the base body 1, the push shaft 3 is mounted on the centre and leads
Into slot 102.
A kind of dust-proof trigger with quick acting structure provided by the utility model, the course of work are as follows:
It is respectively mounted binding post 12 by the left and right sides slot in base body 1, and on the installation sealing ring 18 of push shaft 3, push shaft 3
Circular hole and reset spring 4 package after be fitted into the intermediate guide groove 102 of base body 1, the sliding block card slot 52 of sliding block 5 is provided with cunning
Block spring 8, the slip recess 51 of sliding block 5 are provided with moving contact 6 and moving contact spring 7, and the top cylindricality through-hole 53 of sliding block 5 is built-in
Some marble springs 9 and pellet 11, after the wedge groove 54 in sliding block card slot 52 is matched with the wedge block 32 in push shaft groove 31,
It is packed into base body 1 with upper cover 2 again to be pressed, the head of push shaft 3 is inserted in the mounting hole 141 of locking bar 14, then trigger 10 is filled
On the head of push shaft 3,1 outside lockhole inner sleeve of base body enters cage knob spring 24 and lock shaft 15.
When pressing trigger squeeze 10, trigger 10 drives push shaft 3 to slide laterally in base body 1, and then sliding with 5 component of movable slider
Dynamic, two pellets 11 are limited on the block 13 in base body 1, when continuing by trigger squeeze 10 to a certain extent, 11 meeting of pellet
It bounces, thus with 5 component quick sliding of movable slider, and then drive on the movable contact 61 and binding post 12 on moving contact 6
Stationary contact 121 is connected, to realize the quick-make function of switch.
Pressing cage knob 23 after switch connection, then trigger 10 is decontroled, locking bar 14 is caught on by lock shaft 15, realizes the locking of switch
Function.
If unclamped again again by trigger squeeze 10, push shaft 3 resets under the action of reset spring 4, drives 5 groups of movable slider
The movement of part opposite direction realizes the function that switch quickly disconnects.
Finally it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail referring to preferred embodiment to the utility model, this field it is general
Lead to it will be appreciated by the skilled person that can be with the technical solution of the present invention is modified or equivalently replaced, without departing from this
The spirit and scope of utility model technical solution.
Claims (10)
1. a kind of dust-proof trigger with quick acting structure, which is characterized in that the trigger include base body, on
Lid and push shaft, one end of the push shaft are provided with trigger, and the other end of the push shaft is provided with reset spring, and the one of the push shaft
Side is provided with the sliding block connecting with push shaft, and the side of the sliding block is provided with slip recess, is provided in the slip recess dynamic
Contact and moving contact spring, the other side of the sliding block are provided with sliding block card slot, are provided with sliding block spring in the sliding block card slot,
It is provided with cylindricality through-hole at the top of the sliding block, marble spring, the both ends of the marble spring are provided in the cylindricality through-hole
It is provided with pellet；It is provided with binding post and block on the base body, stationary contact, the dynamic touching are provided on the binding post
Movable contact is provided on head.
2. a kind of dust-proof trigger with quick acting structure according to claim 1, it is characterised in that: described to pull
Machine switch further includes locking mechanism, and the locking mechanism includes lock shaft, locking bar, cage knob and the cage knob bullet being arranged on lock shaft
Spring, the lock shaft and cage knob are installed together.
3. a kind of dust-proof trigger with quick acting structure according to claim 2, it is characterised in that: the lock
Mounting head is provided on axis, the base body is provided with mounting hole, and the lock shaft is mounted on the pedestal by the mounting hole
On body.
4. a kind of dust-proof trigger with quick acting structure according to claim 3, it is characterised in that: the lock
Mounting hole is provided on bar, the locking bar passes through the mounting hole and contacts with the push shaft.
5. a kind of dust-proof trigger with quick acting structure according to claim 1-4, feature exist
In: the side of the push shaft is provided with push shaft groove, and wedge block is provided in the push shaft groove, is arranged in the sliding block card slot
There is wedge groove, the wedge block in the push shaft groove and the wedge type groove in the sliding block card slot cooperate.
6. a kind of dust-proof trigger with quick acting structure according to claim 5, it is characterised in that: the bullet
The diameter of son is not less than the internal diameter of the marble spring；Push shaft hole is provided on the push shaft, the reset spring is mounted on institute
It states in push shaft hole.
7. -4,6 described in any item a kind of dust-proof triggers with quick acting structure according to claim 1, feature
It is: is provided with sealing ring between the trigger and the base body, the sealing ring is mounted on the push shaft.
8. -4,6 described in any item a kind of dust-proof triggers with quick acting structure according to claim 1, feature
It is: is provided with surrounding boss on the upper lid, surrounding groove is provided on the base body, and the surrounding boss and surrounding is recessed
Slot forms labyrinth structure.
9. a kind of dust-proof trigger with quick acting structure according to claim 8, it is characterised in that: described four
Oil layer is coated in all grooves.
10. -4,6,9 described in any item a kind of dust-proof triggers with quick acting structure according to claim 1, special
Sign is: intermediate guide groove is provided on the base body, the push shaft is mounted in the intermediate guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483719.3U CN209641535U (en) | 2019-04-11 | 2019-04-11 | A kind of dust-proof trigger with quick acting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483719.3U CN209641535U (en) | 2019-04-11 | 2019-04-11 | A kind of dust-proof trigger with quick acting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209641535U true CN209641535U (en) | 2019-11-15 |
Family
ID=68497490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920483719.3U Active CN209641535U (en) | 2019-04-11 | 2019-04-11 | A kind of dust-proof trigger with quick acting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209641535U (en) |
-
2019
- 2019-04-11 CN CN201920483719.3U patent/CN209641535U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 325608 Longze village and Nanyang Village, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: ZHEJIANG JIABEN ELECTRONICS Co.,Ltd. Address before: 325609 Tiancheng Industrial Zone, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG JIABEN ELECTRONICS Co.,Ltd. |