CN211743047U - Digital display pressure switch with waterproof construction - Google Patents
Digital display pressure switch with waterproof construction Download PDFInfo
- Publication number
- CN211743047U CN211743047U CN202020741486.5U CN202020741486U CN211743047U CN 211743047 U CN211743047 U CN 211743047U CN 202020741486 U CN202020741486 U CN 202020741486U CN 211743047 U CN211743047 U CN 211743047U
- Authority
- CN
- China
- Prior art keywords
- pressure switch
- control panel
- digital display
- shell
- outer shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010276 construction Methods 0.000 title abstract description 9
- 239000000843 powder Substances 0.000 claims abstract description 15
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 10
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 10
- 239000001110 calcium chloride Substances 0.000 claims abstract description 10
- 238000012856 packing Methods 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 26
- 238000005192 partition Methods 0.000 claims description 8
- 239000002274 desiccant Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 20
- 239000000126 substance Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 3
- 230000008595 infiltration Effects 0.000 abstract description 3
- 238000001764 infiltration Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000001179 sorption measurement Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
Images
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses a digital display pressure switch with waterproof construction belongs to digital display pressure switch technical field, including shell body, interior casing and control panel, the shell body is inside to be seted up the spliced eye, interior casing is fixed in the shell body, control panel surface near shell body one side fixedly connected with the spliced eye position corresponding spliced eye position peg graft pole, peg pole surface one side is seted up the spacing groove, it is ejecting with sealed pad B under the spring action of spring A for sealed pad A and sealed pad B keep the state of close contact, and then improve the leakproofness of controlling the junction between panel and the shell body, avoid the water infiltration, the drier material of dry powder package inner packing is calcium chloride, through chemical mode with the hydrone in the air with calcium chloride take place chemical reaction, absorb the moisture and turn into the gel from the surrounding environment, reach adsorption effect, can adsorb the moisture that gets into the interior casing by a small amount of accident and clear away.
Description
Technical Field
The utility model relates to a digital display pressure switch technical field especially relates to a digital display pressure switch with waterproof construction.
Background
The digital display pressure switch can be widely used in the fields of petroleum, chemical industry, metallurgy, electric power, water supply and the like, can measure and control the gauge pressure and absolute pressure of various gases and liquids, is an ideal intelligent measurement and control instrument for industrial fields, and mainly adopts a pressure sensor and a transmitting circuit with high precision and high stability, and then realizes the detection, display, alarm and control signal output of medium pressure signals through a special CPU modular signal processing technology.
Patent No. CN 206430851U discloses a digital display pressure switch with waterproof construction, set up the contact surface of sealed lid and pressure switch as the inclined plane, the water that conveniently gets into on the inclined plane flows downwards, when rivers reach the first rubber bulge department, water can be blocked by this rubber bulge, and water can get into the bellied cavity of rubber from the water hole, and then absorbed by the sponge, then along with the cotton thread is derived the external world, reduces the risk of water infiltration casing; meanwhile, when the worker sees that the cotton threads at the position drip, the worker can be reminded by finding the position of water flow, and the water flow at the position is too much and needs to be overhauled.
The digital display pressure switch with the waterproof structure has the following defects that 1, in the using process, when the humidity of air is high or in rainy days, water easily enters the shell from the connecting part of the shell and the control panel to influence the normal use of the digital display pressure switch, the entered water cannot be discharged, and the digital display pressure switch is easily accumulated to cause continuous influence on the use of the digital display pressure switch; 2. its casing of traditional digital display pressure switch and control and adopt the screw to carry out fastening connection with leading to producing between the panel, when needs overhaul the inside digital display pressure switch, need to unscrew the screw and just can open and control inside the panel, complex operation, it is consuming time longer, for this reason, we provide a digital display pressure switch with waterproof construction.
SUMMERY OF THE UTILITY MODEL
The utility model provides a digital display pressure switch with waterproof construction aims at promoting digital display pressure switch's leakproofness, is convenient for open simultaneously and controls the panel and overhaul the inside of casing.
The utility model provides a specific technical scheme as follows:
the utility model provides a digital display pressure switch with waterproof construction, including shell body, inner casing and control panel, the shell body is inside to be seted up the spliced eye, the inner casing is fixed inside the shell body, control panel surface is close to shell body one side fixedly connected with the spliced pole that corresponds with the spliced eye position, spliced pole surface one side is seted up the spacing groove, control panel surface is close to shell body one side bonding has sealed pad A, shell body inside fixedly connected with baffle and baffle are located between shell body and the inner casing, the shell body inside wall is installed spring A and spring A is a plurality of, spring A is close to control panel one side bonding has sealed pad B, the cavity is seted up between baffle and the inner casing, the cavity is inside filled with dry powder package, shell body surface is installed the spacing pole and one side of the spacing pole is pegged graft to the shell body inside, the surface of the limiting rod is close to one side of the insertion rod and is fixedly connected with a fixed plate, and the inner side wall of the outer shell is provided with a spring B and is connected with the fixed plate through the spring B.
Optionally, the inner shell surface has been seted up through-hole and through-hole be a plurality ofly, the cavity is inside to be linked together through-hole and inner shell.
Optionally, a connecting pipe is connected to one side of the bottom of the outer shell in a matching manner, and the outer shell is connected with the installation body through the connecting pipe.
Optionally, a drying agent is filled in the dry powder bag, and the drying agent is made of calcium chloride.
The utility model has the advantages as follows:
1. when the control panel is closed, the sealing gasket A adhered to the surface of the control panel is inserted between the outer shell and the partition plate and is contacted with the sealing gasket B, when the control panel is closed, the sealing gasket A extrudes the sealing gasket B and the spring A, the spring A is pressed at the moment, after the control panel is closed and fixed, the sealing gasket B is ejected out to one side of the sealing gasket A under the action of the elasticity of the spring A, so that the sealing gasket A and the sealing gasket B are always in a close contact state, the sealing performance of a joint between the control panel and the outer shell is further improved, water is prevented from entering, a cavity is formed between the partition plate and the inner shell, a dry powder bag is filled in the cavity, a drying agent contained in the dry powder bag is made of calcium chloride and is a chemical substance consisting of chlorine elements and calcium elements, and water molecules in air and the calcium chloride are chemically, absorb moisture and change into the gel in the surrounding environment, reach the adsorption effect, can adsorb the moisture that gets into the interior casing in a small amount of accident and clear away, and absorb the back and change into the gel, even outside temperature risees, the water can not vaporize yet, avoids the moisture that the revaporization of steam caused interior casing inside.
2. When the control panel needs to be closed, the inserting rod fixed on the surface of the control panel close to one side of the shell body is aligned with the inserting hole and inserted, so that the inserting rod is inserted into the shell body, the spring B is conveniently arranged on the fixing plate fixed on the surface of the limiting rod to connect the limiting rod and the inner wall of the outer shell together, the limiting rod is pulled towards the outside of the outer shell in the inserting process, when the limiting groove formed on the surface of the inserting rod moves to the bottom of the limiting rod, the limiting rod is loosened, the limiting rod is inserted into the limiting groove under the elastic force of the spring B to fix the position of the insertion rod, thereby connecting the control panel with the outer shell, compared with the traditional bolt connection mode, the fixing is more convenient, when needing to be disassembled, only need outwards pull the gag lever post, compression spring B for the gag lever post is extracted from the spacing inslot portion and can be taken out the control panel.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of a digital display pressure switch with a waterproof structure according to an embodiment of the present invention;
fig. 2 is a schematic view of an internal structure of an outer housing of a digital display pressure switch with a waterproof structure according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a connection between the housing and the insertion rod of the digital display pressure switch with a waterproof structure according to the embodiment of the present invention.
In the figure: 1. an outer housing; 101. inserting holes; 2. an inner housing; 201. a through hole; 3. a control panel; 301. a plug rod; 302. a limiting groove; 303. a gasket A; 4. a partition plate; 5. a spring A; 501. a gasket B; 6. a cavity; 601. drying the powder packet; 7. a limiting rod; 701. a fixing plate; 702. a spring B; 8. and (4) connecting the pipes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A digital display pressure switch with a waterproof structure according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
Referring to fig. 1, 2 and 3, a digital display pressure switch with a waterproof structure provided by an embodiment of the present invention includes an outer housing 1, an inner housing 2 and a control panel 3, wherein an insertion hole 101 is formed inside the outer housing 1, the inner housing 2 is fixed inside the outer housing 1, a surface of the control panel 3 near one side of the outer housing 1 is fixedly connected with an insertion rod 301 corresponding to the insertion hole 101, one side of the surface of the insertion rod 301 is provided with a limiting groove 302, a sealing gasket a303 is bonded on a surface of the control panel 3 near one side of the outer housing 1, a partition plate 4 is fixedly connected inside the outer housing 1 and is located between the outer housing 1 and the inner housing 2, the inner side wall of the outer housing 1 is provided with a plurality of springs a5 and a plurality of springs a5, a sealing gasket B501 is bonded on a side of the spring a5 near the control panel 3, a cavity 6, the inside packing of cavity 6 has dry powder package 601, shell body 1 surface mounting has gag lever post 7 and 7 one sides of gag lever post to peg graft to shell body 1 inside, 7 surfaces of gag lever post are close to peg graft pole 301 one side fixedly connected with fixed plate 701, spring B702 is installed to shell body 1 inside wall and is connected with fixed plate 701 through spring B702.
Illustratively, after the control panel 3 is closed and fixed, the sealing gasket B501 is ejected out to one side of the sealing gasket a303 under the elastic force of the spring a5, so that the sealing gasket a303 and the sealing gasket B501 are always kept in a close contact state, further the sealing performance of the connection between the control panel 3 and the outer shell 1 is improved, water infiltration is avoided, the desiccant material contained in the dry powder package 601 is calcium chloride, which is a chemical substance composed of chlorine element and calcium element, water molecules in air and calcium chloride are chemically reacted through a chemical mode, moisture is absorbed from the surrounding environment and is converted into gel, an adsorption effect is achieved, moisture which accidentally enters the inner shell 2 in a small amount can be adsorbed and removed, the position rod 7 is inserted into the position limiting groove 302 under the elastic force of the spring B702 to fix the position of the insertion rod 301, so that the control panel 3 and the outer shell 1 are connected together, compare in traditional bolted connection mode, it is fixed more convenient, when needing the dismouting, only need outwards stimulate gag lever post 7, compression spring B702 for gag lever post 7 can be taken out control panel 3 from inside extraction of spacing groove 302.
Referring to fig. 1 and 2, a plurality of through holes 201 are formed in the surface of the inner housing 2, and the inside of the cavity 6 is communicated with the inside of the inner housing 2 through the through holes 201.
For example, the through hole 201 formed on the surface of the inner housing 2 may communicate the inside of the cavity 6 with the inside of the inner housing 2, so that the dry powder bag 601 may perform moisture absorption treatment on the inside of the inner housing 2.
Referring to fig. 2, a connecting pipe 8 is fittingly connected to one side of the bottom of the outer shell 1, and the outer shell 1 is connected to the installation body through the connecting pipe 8.
For example, the outer shell 1 can be conveniently connected with the installation body through the connecting pipe 8 fixed at the bottom of the outer shell 1, and then the position of the digital display pressure switch is fixed.
When the pressure switch is used, the outer shell 1 can be conveniently connected with an installation body through the connecting pipe 8 fixed at the bottom of the outer shell 1, the position of the digital display pressure switch is further fixed, the control panel 3 is a self-contained structure of the digital display pressure switch and also a main operation device for controlling fluid pressure, the pressure switch can be adjusted through the function keys arranged on the surface of the control panel, an advanced digital circuit is adopted in the control panel to convert a power signal induced by a pressure sensitive Yuanbo into a switch signal so as to control the pressure switch, a display screen arranged on the surface of the control panel 3 can be used for observing pressure data of the pressure switch in real time, when the control panel 3 and the outer shell 1 are closed, the sealing gasket A303 adhered to the surface of the control panel 3 is inserted between the outer shell 1 and the partition plate 4 and is contacted with the sealing gasket B501, and the sealing gasket A303 extrudes the sealing gasket B501, at the moment, the spring A5 is pressed, after the control panel 3 is closed and fixed, the sealing gasket B501 is ejected out to one side of the sealing gasket A303 under the action of the elastic force of the spring A5, so that the sealing gasket A303 and the sealing gasket B501 are always kept in a tight contact state, the sealing performance of the joint between the control panel 3 and the outer shell 1 is further improved, water is prevented from entering, a cavity 6 is formed between the partition plate 4 and the inner shell 2, the cavity 6 is filled with the dry powder packet 601, a drying agent material arranged in the dry powder packet 601 is calcium chloride, and is a chemical substance consisting of chlorine element and calcium element, water molecules in air and the calcium chloride are subjected to chemical reaction in a chemical mode, moisture is absorbed from the surrounding environment and converted into gel, the absorption effect is achieved, a small amount of moisture entering the inner shell 2 can be absorbed and removed, and the moisture is converted into gel after absorption, the water body can not be vaporized, the moisture in the inner shell 2 caused by the re-vaporization of the water vapor is avoided, the inner part of the cavity 6 can be communicated with the inner part of the inner shell 2 through the through hole 201 arranged on the surface of the inner shell 2, and then the dry powder packet 601 can absorb moisture in the inner part of the inner shell 2, when the control panel 3 needs to be closed, the inserting rod 301 fixed on one side of the surface of the control panel 3 close to the outer shell 1 is aligned with the inserting hole 101 and inserted, so that the inserting rod 301 is inserted into the inner part of the outer shell 1, the spring B702 is conveniently arranged through the fixing plate 701 fixed on the surface of the limiting rod 7 to connect the limiting rod 7 with the inner wall of the outer shell 1, the limiting rod 7 is pulled to the outer part of the outer shell 1 in the inserting process, the limiting rod 7 is loosened when the limiting groove 302 arranged on the surface of the inserting rod 301 moves to the bottom, fix the position of peg graft pole 301, and then make control panel 3 and shell body 1 link together, compare in traditional bolted connection mode, it is fixed more convenient, when needing the dismouting, only need outwards stimulate gag lever post 7, compression spring B702 for gag lever post 7 can take out control panel 3 from inside the extracting of spacing groove 302.
It should be noted that the utility model relates to a digital display pressure switch with waterproof construction, including shell body 1, spliced eye 101, interior casing 2, through-hole 201, control panel 3, spliced pole 301, spacing groove 302, sealed A303, baffle 4, spring A5, sealed B501, cavity 6, dry powder package 601, gag lever post 7, fixed plate 701, spring B702, connecting pipe 8, the part is general standard component or the part that technical personnel in the field know, its structure and principle all are that this technical personnel all can learn through the technical manual or learn through conventional experimental approach.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. The digital display pressure switch with the waterproof structure comprises an outer shell (1), an inner shell (2) and a control panel (3), and is characterized in that an inserting hole (101) is formed in the outer shell (1), the inner shell (2) is fixed in the outer shell (1), the surface of the control panel (3) is close to one side of the outer shell (1) and is fixedly connected with an inserting rod (301) corresponding to the inserting hole (101), a limiting groove (302) is formed in one side of the surface of the inserting rod (301), a sealing gasket A (303) is bonded on one side of the surface of the control panel (3) close to the outer shell (1), a partition plate (4) is fixedly connected in the outer shell (1) and the partition plate (4) is located between the outer shell (1) and the inner shell (2), and a plurality of springs A (5) and A (5) are installed on the inner side wall of the outer, spring A (5) are close to control panel (3) one side bonding and have sealed pad B (501), cavity (6) have been seted up between baffle (4) and interior casing (2), cavity (6) inside packing has dry powder package (601), shell body (1) surface mounting has gag lever post (7) and gag lever post (7) one side to peg graft to shell body (1) inside, gag lever post (7) surface is close to peg graft pole (301) one side fixedly connected with fixed plate (701), spring B (702) are installed to shell body (1) inside wall and are connected with fixed plate (701) through spring B (702).
2. The digital display pressure switch with the waterproof structure according to claim 1, wherein a plurality of through holes (201) are formed in the surface of the inner shell (2), and the inside of the cavity (6) is communicated with the inside of the inner shell (2) through the through holes (201).
3. The digital display pressure switch with the waterproof structure according to claim 1, wherein a connecting pipe (8) is connected to one side of the bottom of the outer shell (1) in a matching manner, and the outer shell (1) is connected with a mounting body through the connecting pipe (8).
4. The digital display pressure switch with the waterproof structure according to claim 1, wherein a drying agent is filled in the dry powder bag (601), and the drying agent is made of calcium chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020741486.5U CN211743047U (en) | 2020-05-08 | 2020-05-08 | Digital display pressure switch with waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020741486.5U CN211743047U (en) | 2020-05-08 | 2020-05-08 | Digital display pressure switch with waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211743047U true CN211743047U (en) | 2020-10-23 |
Family
ID=72851030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020741486.5U Expired - Fee Related CN211743047U (en) | 2020-05-08 | 2020-05-08 | Digital display pressure switch with waterproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211743047U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116146791A (en) * | 2023-04-19 | 2023-05-23 | 法耳茨建筑科技(常州)有限公司 | Building water supply and drainage pipeline anti-seismic bracket and application method thereof |
-
2020
- 2020-05-08 CN CN202020741486.5U patent/CN211743047U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116146791A (en) * | 2023-04-19 | 2023-05-23 | 法耳茨建筑科技(常州)有限公司 | Building water supply and drainage pipeline anti-seismic bracket and application method thereof |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 |