CN218004723U - Pressure switch - Google Patents
Pressure switch Download PDFInfo
- Publication number
- CN218004723U CN218004723U CN202221997208.1U CN202221997208U CN218004723U CN 218004723 U CN218004723 U CN 218004723U CN 202221997208 U CN202221997208 U CN 202221997208U CN 218004723 U CN218004723 U CN 218004723U
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- pressure switch
- piece
- protective shell
- shape deformation
- strip
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Abstract
The utility model relates to the technical field of pressure switches, in particular to a pressure switch; the switch comprises a switch body provided with a sliding groove, a protective shell and a limiting part, wherein the limiting part comprises a protrusion and a hollow spherical deformation sheet; the shape change piece sets up in the inboard of protective housing, and the middle part of shape change piece is equipped with the butt joint end, and the arch sets up the inside at the spout, and bellied cross-section is triangle-shaped, and with shape change piece butt back, shape change piece warp, improves pressure switch's structure, adds shape change piece and arch, through deformable shape change piece and protruding cooperation to will originally be banned by the mode of screw restriction protective housing and switch body relative position, effectively promote pressure switch's simple to operate nature.
Description
Technical Field
The utility model relates to a pressure switch technical field especially relates to a pressure switch.
Background
The pressure switch is used as a common switch, and when the pressure value of a medium entering a diaphragm is higher than a preset value, the diaphragm is driven to move, so that the on-off state of the pressure switch is changed, and therefore, the pressure switch has irreplaceable effects in the fields of industrial process control and military industry scientific research, but the contact pin of the pressure switch is easy to collide, and the contact pin is broken;
in the prior art, in order to improve the protection of a contact pin of a pressure switch, a sliding groove and a protective shell are arranged outside a pressure switch body, and the protective shell is driven to wrap the contact pin of the pressure switch for protection when not in use by moving the protective shell in the sliding groove, so that the contact pin is prevented from being broken;
however, when the protective shell is driven to wrap the contact pin of the pressure switch, the relative position of the protective shell and the sliding groove is limited by the screw, so that the screw is required to be detached and reused when the pressure switch is used, and the installation efficiency of the pressure switch is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pressure switch to solve the not enough problem of pressure switch installation effectiveness that exists among the prior art.
In order to achieve the above object, the present invention provides a pressure switch, including a switch body having a sliding groove, a protective housing and a limiting member, wherein the limiting member includes a protrusion and a deformation sheet in a hollow spherical shape, the protective housing is slidably connected to the sliding groove, and the limiting member is respectively connected to the sliding groove and the protective housing, so as to realize the clamping fit between the protective housing and the sliding groove;
the shape-changing piece is arranged on the inner side of the protective shell, the middle of the shape-changing piece is provided with a butt joint end, the protrusion is arranged inside the sliding groove, the cross section of the protrusion is triangular, and the shape-changing piece deforms after being abutted against the shape-changing piece.
The limiting part further comprises a magnetic suction part, and the magnetic suction part is arranged on one side, close to the contact pin, of the protrusion.
The limiting part further comprises a plurality of elastic belts, the elastic belts are connected with the deformation sheet and the inner side of the protective shell, and the deformation sheet is stretched when deformed.
The magnetic attraction piece comprises a magnetic attraction strip and an adhesive layer, the magnetic attraction strip is arranged on one side, close to the contact pin, of the protrusion, the adhesive layer is arranged between the magnetic attraction strip and the protrusion to be fixedly bonded with the magnetic attraction strip.
The elastic band is composed of a plurality of rubber strips arranged side by side, and two ends of each rubber strip are respectively connected with the inner side of the protective shell and the deformation sheet.
The pressure switch further comprises an anti-slip piece, the anti-slip piece comprises an anti-slip sleeve with a plurality of micropores formed in the surface and a placement base, the anti-slip piece is arranged on the outer side of the switch body and fixedly connected with the switch body, the placement base is sleeved on the outer side of the pressure switch and fixedly connected with the pressure switch, and the anti-slip sleeve is sleeved on the outer side of the placement base.
The utility model discloses a pressure switch, on prior art's basis, improve pressure switch's structure, add shape deformation piece and arch, through deformable shape deformation piece and protruding cooperation to will be originally banned by the mode of screw restriction protective housing and switch body relative position, effectively promote pressure switch's simple to operate nature, also promote the installation effectiveness.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic axial view of a pressure switch according to a first embodiment of the present invention.
Fig. 2 is a schematic view of an axle measuring structure without a protective case according to a first embodiment of the present invention.
Fig. 3 is a schematic cross-sectional structure diagram of a first embodiment of a pressure switch provided in the present invention.
Fig. 4 is a schematic cross-sectional view of a first embodiment of a pressure switch according to the present invention.
Fig. 5 is a schematic axial view of a protective contact pin of a second embodiment of the pressure switch according to the present invention.
101-switch body, 102-protective shell, 103-chute, 104-protrusion, 105-deformation sheet, 106-magnetic attraction strip, 107-adhesive layer, 108-rubber strip, 109-contact pin, 201-anti-slip sleeve, 202-installation base and 203-micropore.
Detailed Description
The first embodiment:
referring to fig. 1 to 4, fig. 1 is an axial structure diagram of a first embodiment of a pressure switch in an exposed contact state, fig. 2 is an axial structure diagram of a first embodiment of a pressure switch without a protective shell, fig. 3 is a cross-sectional structure diagram of a first embodiment of a pressure switch, and fig. 4 is a cross-sectional partially enlarged structure diagram of a first embodiment of a pressure switch.
The utility model provides a pressure switch, including switch body 101, protective housing 102 and the locating part that is equipped with spout 103, the locating part includes arch 104 and the shape of hollow globular shape deformation piece 105, protective housing 102 with spout 103 sliding connection, the locating part respectively with spout 103 with protective housing 102 is connected to realize the joint cooperation of protective housing 102 with spout 103;
The protective shell 102 slides outside the switch body 101 through the sliding groove 103, when the contact pins 109 need to be protected, the protective shell 102 is moved to protect the contact pins 109, the limiting piece is in a conventional screw fixing mode, the relative position of the protective shell 102 and the switch body 101 is limited in a mode that the deformation piece 105 and the protrusions 104 arranged in the sliding groove 103 are fixed in a staggered mode, namely, when the pressure switch needs to be installed, the protective shell 102 is moved to enable the staggered fixing state of the protective shell 102 and the protrusions 104 to be changed, the requirement that the contact pins 109 are exposed can be further met, the operation steps are effectively reduced, and the installation convenience of the pressure switch is improved.
The limiting part further comprises a magnetic suction part, the magnetic suction part is arranged on one side, close to the contact pin 109, of the protrusion 104, and the magnetic suction part is used for assisting in determining the relative position of the deformation shell and the protrusion 104 in a suction fixing mode.
Secondly, the locating part still includes a plurality of elastic bands, the elastic band connect shape deformation piece 105 with the inboard of protective housing 102, is stretched when shape deformation piece 105 warp, the elastic band is used for promoting shape deformation piece 105's reset ability, promptly after shape deformation piece 105 warp, the elastic band accumulates elastic potential energy, when shape deformation piece 105 is promoted to break away from behind the arch 104, utilize the drive of elastic band shape deformation piece 105 resets.
Then, magnetism is inhaled piece including magnetism and is inhaled strip 106 and viscose layer 107, magnetism inhale strip 106 set up in protruding 104 is close to feeler 109 one side, viscose layer 107 set up in magnetism inhale strip 106 with between the protruding 104, it is fixed with the bonding magnetism inhale strip 106, magnetism inhale strip 106 passes through viscose layer 107 is fixed on protruding 104, and magnetism inhale strip 106 utilizes magnetic adsorption protective housing 102, thereby when protecting feeler 109, the setting that can be stable is in the outside of feeler 109.
Finally, the elastic band comprises a plurality of rubber strips 108 arranged in parallel, the two ends of each rubber strip 108 are respectively connected with the inner side of the protective shell 102 and the deformation sheet 105, and the performance of the rubber strips 108 is utilized, so that after the deformation sheet 105 is deformed, partial kinetic energy can be provided by the rubber strips 108 when the deformation sheet needs to be recovered.
In this embodiment, when the pressure switch is not used, the protective shell 102 is sleeved outside the contact pin 109 to protect the contact pin 109, and the specific process includes that the protective shell 102 is shifted to enable the deformation sheet 105 made of metal inside the protective shell 102 to contact with the protrusion 104 until the deformation sheet 105 crosses the tip of the protrusion 104, and is fixed to the magnetic attraction piece on the protrusion 104 in an adsorption manner, when the pressure switch needs to be installed, the protective shell 102 is shifted back to enable the protective shell 102 to move reversely, so that the deformation sheet 105 breaks away from the magnetic attraction piece and then reversely crosses the tip of the protrusion 104 again, and then the contact pin 109 can be exposed.
Second embodiment:
referring to fig. 5 based on the first embodiment, fig. 5 is a schematic diagram of an axial structure of a pressure switch according to a second embodiment of the invention for protecting a contact pin.
Pressure switch still includes anti-skidding piece, anti-skidding piece is including the surface be equipped with a plurality of micropores 203 anti-skidding cover 201 and settle base 202, anti-skidding piece set up in the outside of switch body 101, and with switch body 101 fixed connection, settle base 202 cover and establish pressure switch's the outside, and with pressure switch fixed connection, anti-skidding cover 201 cover is located settle the outside of base 202.
The anti-slip cover 201 is provided with the plurality of micropores 203, so that the anti-slip effect of the anti-slip cover 201 can be effectively improved, the user can reduce the hand-off situation when poking the protective shell 102, and the base 202 is arranged to set the anti-slip cover 201.
The utility model discloses a pressure switch, on prior art's basis, improve pressure switch's structure, add deformation piece 105 and arch 104, through deformable deformation piece 105 and the cooperation of arch 104 to will be originally banned by the mode of screw restriction protective housing 102 and switch body 101 relative position, effectively promote pressure switch's simple to operate nature, also promote the installation effectiveness.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the invention.
Claims (7)
1. A pressure switch comprises a switch body provided with a sliding groove and a protective shell, wherein the protective shell is connected with the sliding groove in a sliding way,
the limiting piece is connected with the sliding groove and the protective shell respectively so as to realize clamping fit of the protective shell and the sliding groove;
the locating part is including protruding and being hollow globular shape deformation piece, shape deformation piece sets up the inboard of protective housing, just the middle part of shape deformation piece is equipped with the butt joint end, protruding setting is in the inside of spout, just bellied cross-section is triangle-shaped, with behind the shape deformation piece butt, shape deformation piece warp.
2. A pressure switch according to claim 1,
the locating part still includes magnetism and inhales the piece, magnetism inhale set up in protruding one side that is close to the feeler pin.
3. A pressure switch according to claim 2,
the locating part still includes a plurality of elastic bands, the elastic band is connected the shape deformation piece with the inboard of protective housing the shape deformation piece is stretched when warping.
4. A pressure switch according to claim 3,
the piece is inhaled including magnetism to magnetism inhale strip and viscose layer, magnetism inhale the strip set up in the arch is close to feeler one side, the viscose layer set up in magnetism inhale the strip with between the arch to it is fixed to bond magnetism inhale the strip.
5. A pressure switch according to claim 4,
the elastic band comprises a plurality of rubber strips arranged side by side, and the two ends of each rubber strip are respectively connected with the inner side of the protective shell and the deformation sheet.
6. A pressure switch according to claim 5,
the pressure switch further comprises an anti-skidding piece, and the anti-skidding piece is arranged on the outer side of the switch body and fixedly connected with the switch body.
7. A pressure switch according to claim 6,
the anti-skidding part comprises an anti-skidding sleeve and a mounting base, wherein the surface of the anti-skidding sleeve is provided with a plurality of micropores, the mounting base is sleeved on the outer side of the pressure switch and is fixedly connected with the pressure switch, and the anti-skidding sleeve is sleeved on the outer side of the mounting base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221997208.1U CN218004723U (en) | 2022-08-01 | 2022-08-01 | Pressure switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221997208.1U CN218004723U (en) | 2022-08-01 | 2022-08-01 | Pressure switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218004723U true CN218004723U (en) | 2022-12-09 |
Family
ID=84317906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221997208.1U Active CN218004723U (en) | 2022-08-01 | 2022-08-01 | Pressure switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218004723U (en) |
-
2022
- 2022-08-01 CN CN202221997208.1U patent/CN218004723U/en active Active
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