CN217690901U

CN217690901U - Detection switch with good safety

Info

Publication number: CN217690901U
Application number: CN202222002398.5U
Authority: CN
Inventors: 何平; 柳计成
Original assignee: Shenzhen Promising Electronics Co ltd
Current assignee: Shenzhen Promising Electronics Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-10-28
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses a detection switch that security is good, including casing and base, the casing top is provided with presses the post, it presses the briquetting to press post top fixedly connected with, the inside side symmetry fixedly connected with slider of casing, press the bottom of the post fixedly connected with sliding sleeve, sliding sleeve side symmetry is provided with the spout, the inside recess that is provided with of sliding sleeve, spring one and spring two reset for detection switch is in the off-state, because the spring one that sets up has increased the stroke surplus who presses the post, has further reduced the probability that produces electric arc, and presses the waterproof rubber circle that the post outside set up and be favorable to completely cutting off the moisture in the external world, in order to avoid producing electric arc, and then has increased the electric arc that can effectual protection abnormal current or voltage production of pressing the stroke surplus, thereby the spring one that sets up and spring two has improved detection switch's life.

Description

Detection switch with good safety

Technical Field

The utility model relates to a detection switch technical field especially relates to a detection switch that security is good.

Background

The detection switch is an electronic switch, belongs to the class of electronic components, has the advantages of small contact resistance load, accurate operation force error, diversified specifications and the like, can be frequently used on a circuit board of electrical equipment, and is widely applied to the aspects of electronic equipment, white household appliances and the like, such as: audio and video products, digital products, remote controllers, communication products, household appliances, security products, toys, computer products and the like.

The existing detection switch is easy to cause the failure of the detection switch due to the influence of abnormal current or voltage generated in the using process, so that the using environment of the detection switch is limited, and the requirements of people are difficult to meet. Thus, the prior art is deficient and needs improvement.

SUMMERY OF THE UTILITY MODEL

To the defect that above-mentioned prior art exists, the utility model aims to provide a detection switch that the security is good.

In order to realize the above purpose, the utility model provides a detection switch that security is good, including casing and base, the casing top is provided with presses the post, it presses the briquetting to press capital portion fixedly connected with, the inside lateral symmetry fixedly connected with slider of casing, press capital portion fixedly connected with sliding sleeve, sliding sleeve lateral symmetry is provided with the spout, the inside recess that is provided with of sliding sleeve, recess top symmetry fixedly connected with guide bar, the guide bar lower extreme is provided with presses the contact mechanism, guide bar one side is provided with spring one, base lateral symmetry is provided with the mounting groove, mounting groove one side is provided with fixed establishment, base bottom fixedly connected with bottom plate.

Preferably, the top of the shell is fixedly connected with a waterproof rubber ring.

Preferably, an insulating layer is fixedly connected to the top of the pressing block.

Preferably, the housing and the sliding block are in sliding connection with the sliding groove through a sliding sleeve.

Preferably, a barb is fixedly connected to the bottom of the guide rod.

Preferably, press down contact mechanism and include conducting block one, the inside symmetry of conducting block one is provided with logical groove, the symmetrical fixedly connected with contact terminal one in conducting block one bottom, conducting block one bottom fixedly connected with stopper one, the stopper one outside is provided with spring two, the two inboards of spring are provided with stopper two, two lateral symmetries of stopper are provided with conducting block two, two top fixedly connected with contact terminal two of conducting block, two bottom fixedly connected with lugs of conducting block.

Preferably, fixed establishment includes unable adjustment base, unable adjustment base one side fixedly connected with spring three, three one side fixedly connected with limiting plates of spring, limiting plate one side fixedly connected with fixed block, fixed block one side is provided with the apron.

Preferably, the base and the cover plate are fixedly connected through bolts, and the shell and the bottom plate are fixedly connected through bolts.

Compared with the prior art, the beneficial effects of the utility model are that:

when the pressing column is pressed downwards by the pressing block, the sliding sleeve and the groove are driven to stably move downwards through the sliding groove and the sliding block, the barb arranged at the bottom of the guide rod limits the through groove arranged in the first conducting block in the fixing mechanism, so that the first conducting block is prevented from deviating under the action of the first spring, the first limiting block and the second limiting block which are respectively arranged in the fixing mechanism limit the second spring in the pressing column pressing process, the first contact terminals symmetrically arranged at the bottom of the first conducting block are in contact with the second contact terminals arranged at the top of the second conducting block to generate electric connection, when the first spring and the second spring are loosened, the first spring and the second spring are reset, so that the detection switch is in a closed state, the first spring and the second spring are arranged to increase the stroke allowance of the pressing column, the probability of generating electric arcs is further reduced, a waterproof rubber ring arranged outside the pressing column is favorable for isolating external moisture to avoid generating the arcs, and further increase the stroke allowance of the springs, so that the abnormal current or the electric arc generated by pressing can be effectively protected, and the service life of the detection switch is prolonged;

through setting up fixed establishment, the inside of base one side is provided with the mounting groove, unable adjustment base and spring three that mounting groove one side symmetry set up press the fixed block among the fixed establishment, make the bottom plate drive pedestal mounting behind the bottom of casing, after loosening the after-fixing piece, the fixed block kick-backs through the three power of exerting of spring, makes the fixed block fix after the outside of casing after to need go on when maintaining to inside, press fixed block mechanism and take out the bottom plate.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings required for the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without inventive efforts.

Fig. 1 is a schematic view of an axial measurement structure on one side of a detection switch with good safety.

Fig. 2 is an internal schematic diagram of a detection switch with good safety provided by the present invention.

Fig. 3 is a schematic structural view of a pressing contact mechanism of a detection switch with good safety.

Fig. 4 is a schematic structural diagram of a fixing mechanism of a detection switch with good safety.

Description of reference numerals:

the waterproof rubber ring comprises a shell 1, a waterproof rubber ring 2, a pressing block 3, an insulating layer 4, a pressing column 5, a sliding sleeve 6, a groove 7, a sliding groove 8, a sliding block 9, a first spring 10, a guide rod 11, a barb 12, a first conducting block 13, a through groove 14, a first contact terminal 15, a first limiting block 16, a second spring 17, a second limiting block 18, a base 19, a second conducting block 20, a second contact terminal 21, a mounting groove 22, a fixed base 23, a third spring 24, a limiting plate 25, a fixed block 26, a cover plate 27, a bottom plate 28, a wiring block 29 and a bolt 30.

Detailed Description

The following description of the preferred embodiments of the present invention will be provided with reference to the accompanying drawings, so that the advantages and features of the present invention can be easily understood by those skilled in the art, and the scope of the present invention can be clearly and clearly defined. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The terms "including" and "having," and any variations thereof, in the description and claims of the invention and the above description of the drawings are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of the present invention or in the above-described drawings are used for distinguishing between different objects and not for describing a particular sequential order.

Please refer to fig. 1-4, a detection switch with good safety, which comprises a housing 1 and a base 19, wherein a pressing post 5 is arranged at the top of the housing 1, a pressing block 3 is fixedly connected to the top of the pressing post 5, a sliding block 9 is symmetrically and fixedly connected to one side of the inside of the housing 1, a sliding sleeve 6 is fixedly connected to the bottom of the pressing post 5, sliding grooves 8 are symmetrically arranged on one side of the sliding sleeve 6, so that the sliding sleeve 6 can be conveniently pressed when being installed inside, thereby improving the pressing stability, a groove 7 is arranged inside the sliding sleeve 6, a guide rod 11 is symmetrically and fixedly connected to the top of the groove 7, a pressing contact mechanism is arranged at the lower end of the guide rod 11, a first spring 10 is arranged on one side of the guide rod 11, so that the stroke allowance of pressing rebound can be conveniently increased, thereby reducing electric arcs, a mounting groove 22 is symmetrically arranged on one side of the base 19, a fixing mechanism is arranged on one side of the mounting groove 22, and a bottom plate 28 is fixedly connected to the bottom of the base 19.

Referring to fig. 1, a waterproof rubber ring 2 is fixedly connected to the top of the housing 1 to isolate external moisture, thereby preventing electric arc.

Referring to fig. 1, an insulating layer 4 is fixedly connected to the top of the pressing block 3 for further protecting the human body from static electricity.

Referring to fig. 2, the housing 1 and the sliding block 9 are slidably connected to the sliding groove 8 through the sliding sleeve 6, so that the stability of pressing is improved during pressing.

Referring to fig. 2 and 3, a barb 12 is fixedly connected to the bottom of the guide rod 11 to prevent the first conductive block 13 from deviating under the action of the first spring 10.

Referring to fig. 2 and 3, the press contact mechanism includes a first conductive block 13, through grooves 14 are symmetrically formed in the first conductive block 13, first contact terminals 15 are symmetrically and fixedly connected to the bottom of the first conductive block 13, a first limit block 16 is fixedly connected to the bottom of the first conductive block 13, a second spring 17 is arranged on the outer side of the first limit block 16, a second limit block 18 is arranged on the inner side of the second spring 17, a second conductive block 20 is symmetrically arranged on one side of the second limit block 18, second contact terminals 21 are fixedly connected to the tops of the second conductive blocks 20, and a wiring block 29 is fixedly connected to the bottoms of the second conductive blocks 20, so that the first contact terminals 15 symmetrically arranged at the bottom of the first conductive block 13 are electrically connected with the second contact terminals 21 arranged at the tops of the second conductive blocks 20.

Referring to fig. 3 and 4, the fixing mechanism includes a fixing base 23, a spring iii 24 is fixedly connected to one side of the fixing base 23, a limiting plate 25 is fixedly connected to one side of the spring iii 24, a fixing block 26 is fixedly connected to one side of the limiting plate 25, a cover plate 27 is arranged on one side of the fixing block 26, the fixing block 26 is pressed, so that the bottom plate 28 drives the base 19 to be installed at the bottom of the housing 1, after the fixing block 26 is loosened, the fixing block 26 rebounds through the force applied by the spring iii 24, and the fixing block 26 is fixed to the outside of the housing 1.

Referring to fig. 2 and 3, the base 19 and the cover plate 27 are fixedly connected by bolts 30, and the housing 1 and the bottom plate 28 are fixedly connected by bolts 30.

The working principle is as follows: when the device is used, a worker presses the pressing block 3 and the insulating layer 4, so that the pressing column 5 fixedly connected with the bottom of the pressing block 3 drives the sliding sleeve 6 to move downwards, the sliding blocks 9 symmetrically arranged on one side of the shell 1 are in sliding connection with the sliding grooves 8 symmetrically arranged on one side of the sliding sleeve 6, so that the stability in the pressing process is improved, the guide rod 11 symmetrically and fixedly connected with the top of the groove 7 and the barb 12 arranged at the bottom of the guide rod 11 are limited through the through groove 14 arranged in the conductive block I13, the force applied by the spring I10 to the conductive block I13 in the pressing process is prevented from deviating, the limiting block I16 and the limiting block II 18 respectively arranged in the fixing mechanism limit the spring II 17 in the pressing process of the pressing column 5, so that the contact terminal I15 symmetrically arranged at the bottom of the conductive block I13 is in contact with the contact terminal II 21 arranged at the top of the conductive block II 20 to generate electrical connection, when the detection switch is loosened, the first spring 10 and the second spring 17 are reset to enable the detection switch to be in a closed state, the first spring 10 is arranged to increase the stroke allowance of the pressing column 5, the probability of generating electric arcs is further reduced, the waterproof rubber ring 2 arranged on the outer side of the pressing column 5 is beneficial to isolating external moisture so as to avoid generating electric arcs, the detection switch can be rapidly disassembled and assembled conveniently through the arranged fixing mechanism, the fixing block 26 in the fixing mechanism is pressed, the bottom plate 28 drives the base 19 to be installed at the bottom of the shell 1, after the rear fixing block 26 is loosened, the fixing block 26 rebounds through the force applied by the third spring 24, the fixing block 26 is fixed after being fixed on the outer side of the shell 1, when internal maintenance is needed, the fixing block 26 is pressed by the mechanism to take out the bottom plate 28, and the pressing stroke allowance is increased so as to effectively protect electric arcs generated by abnormal current or voltage, therefore, the service life of the detection switch is prolonged by the first spring 10 and the second spring 17, and the detection switch is convenient to disassemble and assemble.

The above description is only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; all the equivalent structures or equivalent flow changes made by using the contents of the specification and the attached drawings of the present invention, or the direct or indirect application in other related technical fields, are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a detection switch that security is good which characterized in that: the pressing device comprises a shell and a base, the top of the shell is provided with a pressing column, the top of the pressing column is fixedly connected with a pressing block, a side-symmetric and fixedly connected with sliding block is arranged inside the shell, the bottom of the pressing column is fixedly connected with a sliding sleeve, a sliding sleeve side-symmetric and provided with a sliding groove, a groove is arranged inside the sliding sleeve, a guide rod is symmetrically and fixedly connected with the top of the groove, the lower end of the guide rod is provided with a pressing contact mechanism, one side of the guide rod is provided with a first spring, one side of the base is symmetrically provided with a mounting groove, one side of the mounting groove is provided with a fixing mechanism, and the bottom of the base is fixedly connected with a bottom plate.

2. A safety detecting switch according to claim 1, wherein: the top of the shell is fixedly connected with a waterproof rubber ring.

3. A safety detecting switch according to claim 1, wherein: the top of the pressing block is fixedly connected with an insulating layer.

4. A highly safe detection switch according to claim 1, characterized in that: the shell and the sliding block are connected with the sliding groove in a sliding mode through the sliding sleeve.

5. A highly safe detection switch according to claim 1, characterized in that: the bottom of the guide rod is fixedly connected with a barb.

6. A safety detecting switch according to claim 1, wherein: the pressing contact mechanism comprises a first conductive block, a through groove is symmetrically formed in the first conductive block, a first contact terminal is symmetrically and fixedly connected to the bottom of the first conductive block, a first limiting block is fixedly connected to the bottom of the first conductive block, a second spring is arranged on the outer side of the first limiting block, a second limiting block is arranged on the inner side of the second spring, a second conductive block is symmetrically arranged on one side of the second limiting block, a second contact terminal is fixedly connected to the top of the second conductive block, and a wiring block is fixedly connected to the bottom of the second conductive block.

7. A safety detecting switch according to claim 1, wherein: the fixing mechanism comprises a fixing base, a spring III is fixedly connected to one side of the fixing base, a limiting plate is fixedly connected to one side of the spring III, a fixing block is fixedly connected to one side of the limiting plate, and a cover plate is arranged on one side of the fixing block.

8. A safety detecting switch according to claim 1, wherein: the base and the cover plate are fixedly connected through bolts, and the shell and the bottom plate are fixedly connected through bolts.