CN220359141U - Corrosion-resistant oil cylinder liquid level switch - Google Patents
Corrosion-resistant oil cylinder liquid level switch Download PDFInfo
- Publication number
- CN220359141U CN220359141U CN202321948509.XU CN202321948509U CN220359141U CN 220359141 U CN220359141 U CN 220359141U CN 202321948509 U CN202321948509 U CN 202321948509U CN 220359141 U CN220359141 U CN 220359141U
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- main control
- control circuit
- circuit board
- installation cavity
- shell
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- 239000007788 liquid Substances 0.000 title claims abstract description 24
- 230000007797 corrosion Effects 0.000 title claims abstract description 18
- 238000005260 corrosion Methods 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 68
- 239000013078 crystal Substances 0.000 abstract description 18
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002216 antistatic agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of liquid level detection, and particularly discloses a corrosion-resistant oil cylinder liquid level switch which comprises a shell, wherein a crystal head is fixedly connected to the inner side of the shell, one end of the crystal head extends out of the left side of the shell, a threaded groove is formed in the outer wall of the left half part of the shell, a containing groove is formed in the right end of the crystal head, and a base is fixedly arranged on the inner side of the shell. Through seting up the holding tank at the right-hand member of crystalline head, can be after the installation of main control circuit board, infrared transmitting tube and infrared receiving tube part stretch into in the crystalline head, conveniently detect, at the inboard installation base of shell simultaneously, and peg graft the mount pad on the base, utilize fixed establishment and jack-up mechanism on the mount pad can conveniently carry out the dismouting to main control circuit board, simultaneously after main control circuit board installs on the mount pad, utilize the fixed cover can conveniently reduce to support to hold in the base stably to can conveniently carry out dismouting maintenance to main control circuit board.
Description
Technical Field
The utility model relates to the technical field of liquid level detection, in particular to a corrosion-resistant oil cylinder liquid level switch.
Background
The photoelectric liquid level switch uses infrared detection, utilizes the refraction and reflection principle of light rays, and the light rays will produce reflection or refraction phenomenon at the interface of two different media, and at present, the hydro-cylinder liquid level detection mostly adopts the photoelectric liquid level switch, sets up a installation screw on the cylinder wall in the installation, then directly pack into the liquid level switch can, and the detecting head of photoelectric liquid level switch adopts the crystal structure, can play efficient corrosion-resistant effect.
The Chinese patent with the publication number of CN209485493U discloses a photoelectric liquid level switch, which comprises a crystal head, an infrared transmitting tube with the front transmitting infrared light, an infrared receiving tube with the front receiving infrared light and a main control circuit board, wherein the crystal head comprises a prism part and a mounting part which are connected, and the prism part comprises a first prism side face and a second prism side face which form ninety-degree included angles with each other.
Above-mentioned, liquid level switch among the prior art is in the use, and though the leakproofness is better, but in the in-service use, because main control circuit board sealing installation is in the crystal head, inconvenient subsequent dismouting is maintained, and secondly the winding displacement is direct through welding on main control circuit board, owing to lack protective structure, receives the circumstances of pulling the damage at the user easily.
Therefore, we propose a corrosion-resistant cylinder liquid level switch to solve the above problems.
Disclosure of Invention
The utility model aims to provide a corrosion-resistant oil cylinder liquid level switch so as to solve the problems in the background art.
In order to achieve the above purpose, the utility model provides a corrosion-resistant oil cylinder liquid level switch, which comprises a shell, wherein the inner side of the shell is fixedly connected with a crystal head, one end of the crystal head extends out of the left side of the shell, the outer wall of the left half part of the shell is provided with a threaded groove, the right end of the crystal head is provided with a containing groove, the inner side of the shell is fixedly provided with a base, the outer side of the base is inserted with a mounting table, the upper end of the mounting table is inserted with a main control circuit board, the upper end of the main control circuit board is respectively and fixedly connected with an infrared emitting tube, an infrared receiving tube and a wiring terminal, the upper end of the mounting table is symmetrically and fixedly provided with a fixing seat, the inner side of the fixing seat is fixedly provided with a fixing mechanism, the fixing seat is connected with the main control circuit board in a clamping manner through the fixing mechanism, the inner side of the fixing seat is fixedly provided with a jacking mechanism, the lower end of the jacking mechanism is movably connected with the main control circuit board, one end of the main control circuit board, which is close to the infrared emitting tube, one end of the infrared receiving tube extends into the inner side of the containing groove, the inner side of the wiring terminal is fixedly provided with a connecting wire, the right end of the shell is in threaded connection with a fixing sleeve, one side of the fixing sleeve, which is far away from the fixing and one side of the fixing sleeve is fixedly arranged away from the wiring sleeve, and is far away from the fixing and fixedly arranged on one side of the wiring sleeve.
In a further embodiment, the outer side of the outer shell is sleeved with a first sealing ring, and one end of the outer shell, which is close to the fixed sleeve, is sleeved with a second sealing ring.
In a further embodiment, the upper end of the mounting table is symmetrically and fixedly provided with positioning columns, and the mounting table is spliced with the main control circuit board through the positioning columns.
In a further embodiment, a through hole is formed in the inner side of the mounting table, and one end, close to the connecting terminal, of the connecting wire penetrates through the through hole.
In a further embodiment, the fixing mechanism comprises a first installation cavity, the first installation cavity is formed in the inner side of the fixing seat, the inner side of the first installation cavity is slidably connected with a supporting plate, a first spring is fixedly arranged on the opposite sides of the supporting plate and the first installation cavity, a clamping block is fixedly arranged on one side, away from the first spring, of the supporting plate, one end, away from the supporting plate, of the clamping block is slidably connected with the cavity wall of the first installation cavity and the main control circuit board in a clamping mode, the shape of the supporting plate is convex, and the convex portion of the supporting plate penetrates through the cavity wall of the first installation cavity.
In a further embodiment, the inner side of the first installation cavity is symmetrically provided with a first sliding groove, the supporting plate is slidably connected to the inner side of the first installation cavity through the first sliding groove, the upper end of the first installation cavity is provided with a rectangular hole, and the protruding portion of the supporting plate penetrates through the rectangular hole.
In a further embodiment, the jack-up mechanism comprises a second installation cavity, the second installation cavity is arranged on the inner side of the fixed seat, a limiting plate is connected to the inner side of the second installation cavity in a sliding mode, a second spring is fixedly arranged on the opposite sides of the limiting plate and the second installation cavity, a jacking block is fixedly arranged on one side, away from the second spring, of the limiting plate, and one end, away from the limiting plate, of the jacking block is in sliding penetration with the cavity wall of the second installation cavity and the lower end of the main control circuit board in a movable mode.
In a further embodiment, the inner side of the second installation cavity is symmetrically provided with a second sliding groove, and the limiting plate is slidably connected to the inner side of the second installation cavity through the second sliding groove.
In a further embodiment, the protection mechanism comprises a connecting pipe, the connecting pipe fixed mounting is at the right-hand member of fixed cover, the conical groove has been seted up to the right-hand member inboard of connecting pipe, the one end outer wall fixed mounting cone that the connecting wire kept away from the connector, the cone is pegged graft in the conical groove inboard, the line hole has been seted up at the centre of a circle portion of fixed cover, line hole and connecting pipe intercommunication each other, the connecting wire through-line hole of cone left end, the right-hand member outer wall threaded connection of connecting pipe has the connecting cover, the connecting wire through-connection lid of cone right-hand member centre of a circle portion, connecting cover swing joint is in the connecting wire outside, the right side of cone is located to the connecting cover.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the accommodating groove is formed in the right end of the crystal head, so that after the main control circuit board is installed, the infrared transmitting tube and the infrared receiving tube extend into the crystal head, detection is facilitated, meanwhile, the base is installed on the inner side of the shell, the base is inserted with the installation seat, the main control circuit board can be conveniently disassembled and assembled by utilizing the fixing mechanism and the jacking mechanism on the installation table, and meanwhile, after the main control circuit board is installed on the installation table, the main control circuit board can be conveniently lowered and stably maintained in the base by utilizing the fixing sleeve, so that the main control circuit board can be conveniently disassembled and maintained.
Secondly, in the utility model, when the main control circuit board is installed, the main control circuit board is inserted into the positioning column of the installation table, then the lower end of the side of the main control circuit board is extruded on the inclined surface of the clamping block on the fixed seat, so that the supporting plate connected with the clamping block is used for sliding and compressing the first spring in the first installation cavity, when the bottom plate wall of the main control circuit board is contacted with the notch plane of the fixed seat, the clamping block connected with the supporting plate is reset and pushed by the first spring to clamp and fix the main control circuit board, and when the main control circuit board is disassembled, the main control circuit board can be taken down only by relatively moving away from the upper end of the convex supporting plate, and when the main control circuit board is assembled, the main control circuit board is downwards pressed and inserted into the fixed seat, and meanwhile, the lower end of the edge of the main control circuit board is contacted with the jacking block, so that the limiting plate connected with the jacking block is glidingly compressed on the inner side of the second installation cavity, after the main control circuit board is disassembled, the clamping block is reset and the jacking the limiting plate connected with the second spring can jack the main control circuit board from the fixed seat, thereby facilitating the main control circuit board to be taken down.
Thirdly, in the utility model, the connecting pipe with the conical groove is arranged at the right end of the fixing sleeve, the conical body is arranged at the outer side of the connecting wire, one end of the connecting wire far away from the connecting head passes through the wire hole, then the conical body is inserted into the conical groove of the connecting pipe, and finally the conical body is abutted against the conical groove by the fixing sleeve and the connecting pipe, thus the anti-drop sealing effect can be achieved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a schematic view of the right side structure of the crystal head according to the present utility model;
FIG. 4 is a right side view of a connecting pipe according to the present utility model;
FIG. 5 is a schematic diagram of the connection between the main control circuit board and the mounting table in the present utility model;
FIG. 6 is a schematic view of a fixing mechanism according to the present utility model;
fig. 7 is a schematic structural view of a jack-up mechanism in the present utility model.
In the figure: 1. the device comprises a shell, 2, a crystal head, 201, a containing groove, 3, a thread groove, 4, a first sealing ring, 5, a second sealing ring, 6, a fixed sleeve, 7, a protection mechanism, 701, a connecting pipe, 702, a connecting cover, 703, a conical body, 704, a wire hole, 705, a conical groove, 8, a connecting wire, 9, a connector, 10, a main control circuit board, 101, an infrared transmitting tube, 102, an infrared receiving tube, 103, a wiring terminal, 11, a mounting table, 111, a positioning column, 112, a perforation, 12, a base, 13, a first sliding groove, 14, a second sliding groove, 15, a fixed seat, 16, a rectangular hole, 17, a fixing mechanism, 171, a supporting plate, 172, a first mounting cavity, 173, a first spring, 174, a clamping block, 18, a jacking mechanism, 181, a jacking block, 182, a limiting plate, 183, a second mounting cavity, 184 and a second spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-7, in the embodiment of the utility model, a corrosion-resistant oil cylinder liquid level switch comprises a housing 1, a crystal head 2 is fixedly connected to the inner side of the housing 1, one end of the crystal head 2 extends out of the left side of the housing 1, a threaded groove 3 is formed in the outer wall of the left half part of the housing 1, a containing groove 201 is formed in the right end of the crystal head 2, a base 12 is fixedly arranged on the inner side of the housing 1, a mounting table 11 is inserted on the outer side of the base 12, a main control circuit board 10 is inserted on the upper end of the mounting table 11, an infrared transmitting tube 101, an infrared receiving tube 102 and a wiring terminal 103 are fixedly connected to the upper end of the main control circuit board 10 respectively, a fixing seat 15 is symmetrically and fixedly arranged on the upper end of the mounting table 11, a fixing mechanism 17 is fixedly arranged on the inner side of the fixing seat 15, the fixing seat 15 is clamped with the main control circuit board 10 through the fixing mechanism 17, a jacking mechanism 18 is fixedly arranged on the inner side of the fixing seat 15, the jacking mechanism 18 is movably connected with the lower end of the main control circuit board 10, which is close to the infrared transmitting tube 101, one end of the infrared receiving tube 102 extends into the inner side of the containing groove 201, a connecting wire 8 is fixedly arranged on the inner side of the wiring terminal 103, a connecting wire 8 is fixedly connected with the connecting wire 6 and fixedly arranged on the side of the connecting wire 6, which is far away from the protecting sleeve 6 and fixedly arranged on one side of the protecting sleeve 6, and is fixedly far away from the connecting wire 7 and fixedly arranged on the connecting wire 7, and is fixedly arranged on the connecting wire 6, and far away from the protecting sleeve 6, and is fixedly arranged on the protecting wire 6, and is far from the protecting wire 6; after the fixing sleeve 6 and the right end of the shell 1 are installed, the convex part at the left end of the fixing sleeve 6 is inserted into the inner wall of the shell 1 to tightly support the installation table 11 on the base 12, so that the stability of the main control circuit board 10 is ensured; the contact parts of the fixing mechanism 17, the jacking mechanism 18, the positioning column 111 and the main control circuit board 10 are made of insulating antistatic materials, so that the main control circuit board 10 can be effectively protected; the outer side of the shell 1 is sleeved with a first sealing ring 4, one end, close to the fixed sleeve 6, of the shell 1 is sleeved with a second sealing ring 5, when the shell 1 is fixedly installed on an oil cylinder through the thread groove 3, the first sealing ring 4 can play a sealing role, and the outer side, towards one end of the fixed sleeve 6, of the shell 1 is sleeved with the second sealing ring 5, so that the fixed sleeve 6 can be conveniently installed and sealed; the upper end of the mounting table 11 is symmetrically and fixedly provided with the positioning columns 111, the mounting table 11 is spliced with the main control circuit board 10 through the positioning columns 111, and the main control circuit board 10 with the assembly holes can be conveniently positioned and spliced through the positioning columns 111 arranged at the upper end of the mounting table 11; the perforation 112 has been seted up to the inboard of mount table 11, and the one end that connecting wire 8 is close to binding post 103 runs through perforation 112, through when the wiring, runs through perforation 112 with the one end that connecting wire 8 kept away from the binding post, can conveniently carry out spacingly to the branch of connecting wire 8, avoids the circuit chaotic.
Referring to fig. 2 and 5-7, the fixing mechanism 17 includes a first mounting cavity 172, the first mounting cavity 172 is opened at the inner side of the fixing seat 15, the inner side of the first mounting cavity 172 is slidably connected with a supporting plate 171, the supporting plate 171 and opposite sides of the first mounting cavity 172 are fixedly provided with a first spring 173, one side of the supporting plate 171 away from the first spring 173 is fixedly provided with a clamping block 174, one end of the clamping block 174 away from the supporting plate 171 is slidably connected with a cavity wall of the first mounting cavity 172 and the main control circuit board 10 in a clamping manner, the shape of the supporting plate 171 is convex, the convex part of the supporting plate 171 penetrates through the cavity wall of the first mounting cavity 172, when the main control circuit board 10 is mounted, the main control circuit board 10 is inserted into the positioning column 111 of the mounting table 11, then the lower end of the side of the main control circuit board 10 is pressed against the inclined surface of the clamping block 174 on the fixing seat 15, so that the supporting plate 171 connected with the first spring 173 is slidably compressed with the first spring 173, when the bottom plate wall of the main control circuit board 10 contacts with the notch plane of the fixing seat 15, the clamping block 174 connected with the clamping block 174 is pushed by the first spring 173 in a reset manner, the clamping block 174 can be clamped with the main control circuit board 10 in a clamping manner, and the main control circuit board 10 can be dismounted relatively by the opposite sides of the clamping block board 10, and the upper end of the clamping plate is required to be removed relatively to the upper end of the supporting plate 10 by the clamping plate; the first chute 13 has been seted up to the inboard symmetry of first installation cavity 172, and the layer board 171 passes through first chute 13 sliding connection in first installation cavity 172 inboardly, and rectangular hole 16 has been seted up to the upper end of first installation cavity 172, and rectangular hole 16 is run through to the convex part of layer board 171, through set up first chute 13 in first installation cavity 172 inboardly, can make things convenient for layer board 171 to slide in first installation cavity 172 inboardly, through set up rectangular hole 16 in first installation cavity 172 inboardly, can make things convenient for layer board 171 convex part to remove.
Referring to fig. 2 and fig. 5 and fig. 7, the jack-up mechanism 18 includes a second installation cavity 183, the second installation cavity 183 is opened at the inner side of the fixed seat 15, a limiting plate 182 is slidably connected at the inner side of the second installation cavity 183, a second spring 184 is fixedly installed at opposite sides of the limiting plate 182 and the second installation cavity 183, a jack-up block 181 is fixedly installed at one side of the limiting plate 182 away from the second spring 184, one end of the jack-up block 181 away from the limiting plate 182 slidably penetrates through a cavity wall of the second installation cavity 183 and the lower end of the main control circuit board 10, during installation, the main control circuit board 10 is pushed down and inserted into the fixed seat 15, meanwhile, the lower end of the edge of the main control circuit board 10 is contacted with the jack-up block 181, the jack-up block 181 is extruded, the limiting plate 182 connected with the jack-up block 181 is slidably compressed at the inner side of the second installation cavity 183, after the main control circuit board 10 is disassembled, the clamping block 174 is separated from the main control circuit board 10, and the jack-up block 181 connected with the limiting plate 182 is pushed by the reset spring 184, and the main control circuit board 10 can be conveniently jacked up from the fixed seat 15; the second sliding groove 14 is symmetrically formed in the inner side of the second installation cavity 183, the limiting plate 182 is slidably connected to the inner side of the second installation cavity 183 through the second sliding groove 14, and the limiting plate 182 can conveniently slide in the inner side of the second installation cavity 183 through the second sliding groove 14 symmetrically formed in the inner side of the second installation cavity 183.
Referring to fig. 1-2 and fig. 4, the protection mechanism 7 includes a connection pipe 701, the connection pipe 701 is fixedly installed at the right end of the fixed sleeve 6, a tapered slot 705 is formed at the inner side of the right end of the connection pipe 701, a tapered body 703 is fixedly installed at the outer wall of one end of the connection pipe 8 far away from the connection head 9, the tapered body 703 is inserted into the tapered slot 705, a line hole 704 is formed at the center of the fixed sleeve 6, the line hole 704 and the connection pipe 701 are mutually communicated, a connection wire 8 at the left end of the tapered body 703 penetrates the line hole 704, a connection cover 702 is in threaded connection with the outer wall of the right end of the connection pipe 701, the connection wire 8 at the right end of the tapered body 703 penetrates through the center of the connection cover 702, the connection cover 702 is movably connected to the outer side of the connection pipe 8, the connection cover 702 is arranged at the right side of the tapered body 703, the tapered body 703 is installed at the outer side of the connection pipe 8 through the connection pipe 701 with the tapered slot 705 at the right end of the fixed sleeve 6, one end of the connection pipe 8 far away from the connection head 9 penetrates the line hole 704, then the tapered body 703 is inserted into the tapered slot 705, and finally the connection pipe 703 is fixedly abutted against the tapered body 705 by the fixed sleeves 6 and 701, so that an anti-falling sealing effect can be achieved.
The working principle of the utility model is as follows: during installation, firstly, one end of a connecting wire 8 far away from a connector 9 passes through a wire hole 704, then a conical body 703 is inserted into a conical groove 705 of the connecting tube 701, finally, the conical body 703 is abutted against the conical groove 705 by utilizing a fixing sleeve 6 and the connecting tube 701, then, an installation table 11 for installing a main control circuit board 10 is taken down from a base 12, then wiring is carried out through a wiring terminal 103, during installation of the main control circuit board 10, the main control circuit board 10 is inserted into a positioning column 111 of the installation table 11, then, the lower end of the side of the main control circuit board 10 is pressed against a clamping block 174 inclined surface on a fixing seat 15, so that a supporting plate 171 connected with the clamping block 174 slides to compress a first spring 173 in a first installation cavity 172, when the bottom plate wall of the main control circuit board 10 is in plane contact with a notch of the fixing seat 15, the first spring 173 is reset to push the clamping block 174 connected with the supporting plate 171 to clamp and fix the main control circuit board 10, then, the installation table 11 is inserted into the base 12 in a shell 1, the left end of the main control circuit board 10 is inserted into a containing groove 201 of the crystal head 2, then, the fixing sleeve 6 is fixed on the base 12 through the fixing sleeve, and finally, the main control circuit board 10 is abutted against the shell 1 through a threaded hole 3, and finally, and the installation is carried out.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (9)
1. The utility model provides a corrosion-resistant hydro-cylinder liquid level switch, its characterized in that, includes the shell, the inboard fixedly connected with quartzy head of shell, the left side of shell is stretched out to the one end of quartzy head, threaded groove has been seted up to the left half outer wall of shell, the holding tank has been seted up to the right-hand member of quartzy head, the inboard fixed mounting of shell has the base, the outside grafting of base has the mount table, the upper end grafting of mount table has the main control circuit board, the upper end of main control circuit board is infrared transmitting tube, infrared receiving tube and binding post respectively fixedly connected with, the upper end symmetry fixed mounting of mount table has the fixing base, the inboard fixed mounting of fixing base has fixed establishment, the fixing base passes through fixed establishment and main control circuit board joint, the inboard fixed mounting of fixing base has jack-up mechanism and main control circuit board, main control circuit board is close to the inboard of infrared transmitting tube, the one end of infrared receiving tube stretches into the holding tank, the inboard fixed mounting connecting wire of binding post, the right-hand member threaded connection of shell has the fixed cover, one side of fixed cover is kept away from the fixed mounting of binding post and is kept away from fixed mounting has the protection cover.
2. The corrosion resistant cylinder level switch of claim 1 wherein a first seal ring is sleeved on the outer side of the housing and a second seal ring is sleeved on the end of the housing adjacent to the fixed sleeve.
3. The corrosion-resistant oil cylinder liquid level switch of claim 1, wherein positioning columns are symmetrically and fixedly arranged at the upper end of the mounting table, and the mounting table is spliced with the main control circuit board through the positioning columns.
4. The corrosion-resistant cylinder liquid level switch of claim 1, wherein the inner side of the mounting table is provided with a through hole, and one end of the connecting wire, which is close to the connecting terminal, penetrates through the through hole.
5. The corrosion-resistant oil cylinder liquid level switch of claim 1, wherein the fixing mechanism comprises a first installation cavity, the first installation cavity is formed in the inner side of the fixing seat, a supporting plate is slidably connected to the inner side of the first installation cavity, a first spring is fixedly arranged on the opposite sides of the supporting plate and the first installation cavity, a clamping block is fixedly arranged on one side, away from the first spring, of the supporting plate, one end, away from the supporting plate, of the clamping block is slidably connected with a main control circuit board in a clamping mode through the cavity wall of the first installation cavity, the shape of the supporting plate is convex, and the convex portion of the supporting plate penetrates through the cavity wall of the first installation cavity.
6. The corrosion-resistant oil cylinder liquid level switch of claim 5, wherein the inner side of the first installation cavity is symmetrically provided with a first chute, the supporting plate is slidably connected to the inner side of the first installation cavity through the first chute, the upper end of the first installation cavity is provided with a rectangular hole, and the convex part of the supporting plate penetrates through the rectangular hole.
7. The corrosion-resistant oil cylinder liquid level switch of claim 1, wherein the jacking mechanism comprises a second installation cavity, the second installation cavity is formed in the inner side of the fixed seat, a limiting plate is slidably connected to the inner side of the second installation cavity, a second spring is fixedly arranged on the opposite sides of the limiting plate and the second installation cavity, a jacking block is fixedly arranged on one side, away from the second spring, of the limiting plate, and one end, away from the limiting plate, of the jacking block is slidably connected with the lower end of the main control circuit board, and penetrates through the cavity wall of the second installation cavity.
8. The corrosion resistant cylinder level switch of claim 7, wherein the second installation cavity is symmetrically provided with a second chute, and the limiting plate is slidably connected to the inner side of the second installation cavity through the second chute.
9. The corrosion-resistant oil cylinder liquid level switch according to claim 1, wherein the protection mechanism comprises a connecting pipe, the connecting pipe is fixedly installed at the right end of the fixed sleeve, a conical groove is formed in the inner side of the right end of the connecting pipe, a conical body is fixedly installed on the outer wall of one end of the connecting wire, which is far away from the connecting head, of the connecting pipe, the conical body is inserted into the inner side of the conical groove, a line hole is formed in the center part of the fixed sleeve, the line hole and the connecting pipe are mutually communicated, the connecting wire at the left end of the conical body penetrates through the line hole, a connecting cover is connected with the outer wall of the right end of the connecting pipe through threads, the connecting wire at the right end of the conical body penetrates through the center part of the connecting cover, the connecting cover is movably connected to the outer side of the connecting wire, and the connecting cover is arranged on the right side of the conical body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321948509.XU CN220359141U (en) | 2023-07-22 | 2023-07-22 | Corrosion-resistant oil cylinder liquid level switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321948509.XU CN220359141U (en) | 2023-07-22 | 2023-07-22 | Corrosion-resistant oil cylinder liquid level switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220359141U true CN220359141U (en) | 2024-01-16 |
Family
ID=89480187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321948509.XU Active CN220359141U (en) | 2023-07-22 | 2023-07-22 | Corrosion-resistant oil cylinder liquid level switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220359141U (en) |
-
2023
- 2023-07-22 CN CN202321948509.XU patent/CN220359141U/en active Active
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