CN114486061A - Protective device for pressure gauge - Google Patents
Protective device for pressure gauge Download PDFInfo
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- CN114486061A CN114486061A CN202111627117.9A CN202111627117A CN114486061A CN 114486061 A CN114486061 A CN 114486061A CN 202111627117 A CN202111627117 A CN 202111627117A CN 114486061 A CN114486061 A CN 114486061A
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- Prior art keywords
- pressure gauge
- fixedly connected
- instrument
- vertical
- sliding
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- 230000001681 protective effect Effects 0.000 title claims abstract description 48
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 230000001012 protector Effects 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 206010024796 Logorrhoea Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/14—Housings
- G01L19/141—Monolithic housings, e.g. molded or one-piece housings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a protective device for a pressure gauge, which comprises a protective shell, wherein a gauge disc cover is fixedly connected to one vertical side of the protective shell, a round hole is formed in the center of the gauge disc cover, a pressure gauge main body is movably connected to the inner side of the protective shell, a sliding connection structure is arranged on the bottom side of the pressure gauge main body, a pull rod is fixedly connected to the top side of the pressure gauge main body, limiting structures matched with the pull rod for use are arranged on the inner walls of the two vertical sides of the protective shell, the sliding connection structure comprises a connection sleeve, a sliding cylinder, a side sliding rod and a sealing cover, and a vertical rail is formed in the inner wall of the connection sleeve and penetrates through the bottom of the protective shell. The invention improves the flexibility of the instrument, thereby ensuring that the reading of the instrument is not influenced while the protection function is increased, protecting the instrument at the inner side through the protective shell, preventing the instrument from colliding with foreign objects, prolonging the service life of the instrument, having strong overall adaptability, ingenious structure and convenient use, and meeting the use requirements of people in the instrument protection.
Description
Technical Field
The invention relates to the technical field of instruments, in particular to a protection device for a pressure gauge.
Background
The instrument is a general name of instruments for measuring temperature, air pressure, electric quantity, blood pressure, flow and the like, is similar to a timing meter in appearance, can directly display numerical values by scales, is mainly divided into a pressure instrument, a temperature instrument, a flow instrument, an electrical instrument and meter, an electronic measuring instrument, an optical instrument, an analytical instrument, an experimental instrument and the like, and is widely applied to various aspects of industry, agriculture, traffic, science and technology, environmental protection, national defense, cultural and educational sanitation, people's life and the like.
Although the instrument is used comparatively extensively in each field, it has some problems in the use, the very big part of current instrument is exposed outside, consequently the current multi-functional protector of instrument (application number 201810893881.2) of disclosing, including the pipeline, the pipeline sets up the lower extreme at the flowmeter, be used for realizing protection and fixed function, but current protector (including above-mentioned disclosed device) all is fixed with the protective housing outside the instrument basically, but it causes the reading of instrument comparatively difficultly, because the restriction of function, it can lead to outside protector to lead to causing the sheltering from to the instrument, and the ash falls easily, thereby influence the reading, and current device is fixed mostly, the flexibility is relatively poor.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a protection device for a pressure gauge.
In order to achieve the purpose, the invention adopts the following technical scheme:
a protection device for a pressure gauge comprises a protection shell, wherein a gauge disc cover is fixedly connected to one vertical side of the protection shell, a round hole is formed in the center of the gauge disc cover, a pressure gauge main body is movably connected to the inner side of the protection shell, a sliding connection structure is arranged on the bottom side of the pressure gauge main body, a pull rod is fixedly connected to the top side of the pressure gauge main body, and limiting structures matched with the pull rod are arranged on the inner walls of the two vertical sides of the protection shell;
the sliding connection structure comprises a connecting sleeve, a sliding barrel, a side sliding rod and a sealing cover, wherein a vertical rail is arranged on the inner wall of the connecting sleeve and runs through the bottom of the protective shell, the bottom of the sliding barrel is connected with the vertical rail in a sliding mode through the side sliding rod, the top end of the sliding barrel extends to the outer side of the connecting sleeve and is fixedly communicated with a pressure gauge main body, the side sliding rod is fixedly connected with the outer bottom of the sliding barrel and is connected with the vertical rail in a sliding mode, the sealing cover is fixedly connected with the connecting sleeve, and the center of the sealing cover is provided with a through hole tightly attached to the sliding barrel.
Preferably, limit structure includes slider, removal inserted bar, lead screw, spout, spacing lug, fixture block and reset spring, the vertical slide of bottom fixedly connected with of slider to with spout sliding connection, remove inserted bar and vertical slide fixed connection, the lead screw runs through vertical slide, its one end and fixture block fixed connection, the other end and protective housing inner wall fixed connection, and the lead screw is located to remove the inserted bar inboard to with remove inserted bar coaxial coupling, the spout is seted up on the top side of protective housing, and the protective housing is equipped with the U-shaped groove, it sets up in vertical one side in the U-shaped groove to remove the inserted bar level, fixture block and spacing lug, fixed connection, reset spring cover establishes in the outside of lead screw, its one end and vertical slide fixed connection, the other end and spacing lug fixed connection.
Preferably, the opening width of the U-shaped groove is larger than the diameter of the pull rod, and the U-shaped groove is positioned right below the pull rod.
Preferably, the inside of spacing lug is evenly filled with garrulous foam and evenly distributed in the outside of fixture block.
Preferably, the outer bottom of the connecting sleeve is connected with a guide pipe in a threaded manner, and two flange plates symmetrically arranged relative to the protective shell are connected to the outer portion of the guide pipe.
Preferably, the inner side of the protective shell is provided with a buffer layer, and the buffer layer is formed by piling sponge.
Preferably, a limiting linkage rod is rotatably connected between the back face of the pressure gauge main body and the protective shell, one end of the limiting linkage rod is rotatably connected with the pressure gauge main body, and the other end of the limiting linkage rod is rotatably connected with the protective shell.
Preferably, the inner side of the through hole at the center of the sealing cover and the inner side of the round hole at the center of the dial cover are both bonded with sealing rubber rings.
Compared with the prior art, the invention provides a protection device for a pressure gauge, which has the following beneficial effects:
1. the invention improves the flexibility of the instrument through mutual cooperation among all parts, thereby ensuring that the reading of the instrument is not influenced while the protection function is increased, protecting the instrument at the inner side through the protective shell, preventing the instrument from colliding with foreign objects and prolonging the service life of the instrument;
2. the adaptability of the device is greatly enhanced through the matching use of all the structures, so that the device can move to a certain extent in the vertical direction, the movement and the fixation of the instrument are facilitated, and the position of the instrument is conveniently controlled;
3. the invention has the advantages of ingenious structural design, convenient operation, stable integral structure and tight connection of all the connecting parts.
The invention improves the flexibility of the instrument, thereby ensuring that the reading of the instrument is not influenced while the protection function is increased, protecting the instrument at the inner side through the protective shell, preventing the instrument from colliding with foreign objects, prolonging the service life of the instrument, having strong overall adaptability, ingenious structure and convenient use, and meeting the use requirements of people in the instrument protection.
Drawings
Fig. 1 is a schematic perspective view of a protection device for a pressure gauge according to the present invention;
fig. 2 is a schematic front view of a protection device for a pressure gauge according to the present invention;
fig. 3 is a schematic top view of a protection device for a pressure gauge according to the present invention;
FIG. 4 is a schematic view of the present invention with a partial cross-sectional view of the inside thereof;
FIG. 5 is an enlarged view of the structure at A in FIG. 1;
FIG. 6 is a schematic view of a partial connection structure according to the present invention.
In the figure: the device comprises a protective shell 1, a dial cover 2, a pressure gauge main body 3, a connecting sleeve 4, a sliding cylinder 5, a side sliding rod 6, a sealing cover 7, a pull rod 8, a sliding block 9, a movable insertion rod 10, a screw rod 11, a sliding groove 12, a limiting bump 13, a clamping block 14, a reset spring 15, a guide pipe 16, a flange plate 17, a buffer layer 18 and a limiting linkage rod 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example one
Referring to fig. 1-6, in order to improve the safety and flexibility of an instrument, thereby enhancing the applicability and convenience of the instrument and effectively prolonging the safety of the instrument, the protective device for the pressure gauge comprises a protective shell 1, a dial cover 2 is fixedly connected to one vertical side of the protective shell 1, a round hole is formed in the center of the dial cover 2, a pressure gauge main body 3 is movably connected to the inner side of the protective shell 1, a sliding connection structure is arranged at the bottom side of the pressure gauge main body 3, a pull rod 8 is fixedly connected to the top side of the pressure gauge main body, and limit structures matched with the pull rod 8 are arranged on the inner walls of two vertical sides of the protective shell 1;
sliding connection structure includes connecting sleeve 4, slide cartridge 5, pole 6 and sealed lid 7 sideslip, for the convenient ascending removal of instrument in vertical side, here vertical track has been seted up at connecting sleeve 4 inner wall, and run through 1 bottom of protective housing, in order to guarantee the gliding time of slide cartridge 5 and the leakproofness between connecting sleeve 4, prevent that the pipeline from revealing, here set up slide cartridge 5 bottom and vertical track and pass through 6 sliding connection of side slide bar 6, and its top extends to the connecting sleeve 4 outside and with the fixed intercommunication of manometer main part 3, pole 6 and the outer bottom fixed connection of slide cartridge 5 sideslip, and with vertical track sliding connection, sealed lid 7 and connecting sleeve 4 fixed connection, and its center is equipped with the through-hole that closely laminates with slide cartridge 5.
In this embodiment, this structure is at the during operation, at first when fixing manometer main part 3, limit structure through using with 8 cooperations of pull rod carries out the position to manometer main part 3 and prescribes a limit to, make pull rod 8 can not remove at will, at this moment, manometer main part 3 is complete the card just and is put in protective housing 1, its dial plate is located the round hole department that the center of table cover 2 was seted up, when specifically carrying out the reading to manometer main part 3 for the convenience, loosen limit structure to manometer main part 3's control, pulling pull rod 8, make manometer main part 3 rebound, slide 5 slides with connecting sleeve 4, make manometer main part 3's dial plate show completely, the accurate reading of being convenient for, at this in-process, sealed lid 7 guarantees slide 5 and removes the in-process, the leakproofness between slide 5 and the connecting sleeve 4.
Example two
As shown in fig. 1-6, this embodiment is substantially the same as embodiment 1, preferably, the limiting structure comprises a slide block 9, a movable plunger 10, a lead screw 11, a sliding groove 12, a limiting projection 13, a block 14 and a return spring 15, in order to facilitate the horizontal movement of the movable plunger 10 controlled by the slide block 9, a vertical sliding plate is fixedly connected to the bottom of the slide block 9 and slidably connected to the sliding groove 12, the movable plunger 10 is fixedly connected to the vertical sliding plate, in order to ensure the synchronism of the movement of the slide block 9 and the movable plunger 10 and ensure that the lead screw 11 does not interfere with the movement of the movable plunger 10, the lead screw 11 is arranged to penetrate through the vertical sliding plate, one end of which is fixedly connected to the block 14 and the other end of which is fixedly connected to the inner wall of the protective shell 1, and the lead screw 11 is located inside the movable plunger 10 and coaxially connected to the movable plunger 10, in order to ensure the stability of the sliding of the movable plunger 10 and the stability of the pull rod 8, here, set up spout 12 in the top side of protective housing 1, and protective housing 1 is equipped with the U-shaped groove, remove the inserted bar 10 level and set up in the vertical one side of U-shaped groove, fixture block 14 and spacing lug 13, fixed connection, in order to make things convenient for the automatic re-setting of removing inserted bar 10, reduce manual operation's burden, here establish reset spring 15 cover in the outside of lead screw 11, its one end and vertical slide fixed connection, the other end and spacing lug 13 fixed connection, in order to ensure that pull rod 8 stably falls into the U-shaped inslot, the opening width who sets up the U-shaped groove here is greater than the diameter of pull rod 8, and the U-shaped groove is located pull rod 8 under, in order to effectively reduce the vibration of fixture block 14, here evenly filled has garrulous foam and evenly distributed in the outside of fixture block 14 in the inside of spacing lug 13.
In this embodiment, when the structure works, the sliding block 9 is manually slid to drive the vertical sliding plate at the bottom side to slide in the sliding groove 12, and the movable insertion rod 10 is driven to horizontally slide along the screw rod 11, when the U-shaped groove is opened, the pull rod 8 is held to control the movement of the pressure gauge main body 3, in the process, the reset spring 15 is in a compression state when the U-shaped groove is opened, and when the sliding block 9 is loosened, the reset spring 15 resets the movable insertion rod 10 under the action of elastic force and closes the opening of the U-shaped groove.
EXAMPLE III
As shown in fig. 1, this embodiment is substantially the same as embodiment 1, and preferably, in order to facilitate the connection of the conduit 16 and ensure the stability and the tightness of the connection of the conduit 16, the conduit 16 is screwed on the outer bottom of the connecting sleeve 4, and two flanges 17 symmetrically arranged about the protective casing 1 are externally connected to the conduit 16.
In this embodiment, the pipes 16 are butted by matching and connecting the bolts and the flange 17, so as to ensure seamless connection between the pipes.
Example four
As shown in fig. 4, this embodiment is substantially the same as embodiment 1, and preferably, in order to reduce the impact of the foreign object on the inner side of the protective case 1 and thereby protect the internal components, a buffer layer 18 is provided on the inner side of the protective case 1, and the buffer layer 18 is formed by piling up sponge.
In this embodiment, when a foreign object collides with the protective case 1, the buffer layer 18 in the protective case effectively disperses the vibration and reduces the vibration.
EXAMPLE five
As shown in fig. 3, this embodiment is substantially the same as embodiment 1, and preferably, in order to prevent the unlimited stretching of the pressure gauge main body 3 and prevent the pressure gauge main body 3 from completely separating from the protective casing 1, a limit linkage rod 19 is rotatably connected between the back of the pressure gauge main body 3 and the protective casing 1, one end of the limit linkage rod 19 is rotatably connected with the pressure gauge main body 3, and the other end is rotatably connected with the protective casing 1.
In this embodiment, when the pressure gauge main body 3 moves up and down, the limiting linkage rod 19 rotates to limit the position of the pressure gauge main body 3.
Example six
As shown in fig. 6, this embodiment is substantially the same as embodiment 1, and preferably, a sealing rubber ring is adhered to both the inside of the through hole in the center of the sealing cover 7 and the inside of the circular hole in the center of the dial 2.
In this embodiment, guarantee the leakproofness of the device through sealed rubber ring to ensure the normal work of manometer main part 3.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A protection device for a pressure gauge comprises a protection shell (1), wherein a dial cover (2) is fixedly connected to one vertical side of the protection shell (1), a round hole is formed in the center of the dial cover (2), the protection device is characterized in that a pressure gauge main body (3) is movably connected to the inner side of the protection shell (1), a sliding connection structure is arranged on the bottom side of the pressure gauge main body (3), a pull rod (8) is fixedly connected to the top side of the pressure gauge main body, and limiting structures matched with the pull rod (8) for use are arranged on the inner walls of the two vertical sides of the protection shell (1);
sliding connection structure includes connecting sleeve (4), slide cartridge (5), pole (6) and sealed lid (7) sideslip, vertical track has been seted up to connecting sleeve (4) inner wall to run through protective housing (1) bottom, slide cartridge (5) bottom passes through side slide bar (6) sliding connection with vertical track, and its top extends to the connecting sleeve (4) outside and with manometer main part (3) fixed intercommunication, side slide bar (6) and the outer bottom fixed connection of slide cartridge (5) to with vertical track sliding connection, sealed lid (7) and connecting sleeve (4) fixed connection, and its center is equipped with the through-hole that closely laminates with slide cartridge (5).
2. The protection device for the pressure gauge according to claim 1, wherein the limiting structure comprises a sliding block (9), a movable insertion rod (10), a screw rod (11), a sliding groove (12), a limiting bump (13), a clamping block (14) and a return spring (15), a vertical sliding plate is fixedly connected to the bottom of the sliding block (9) and is slidably connected to the sliding groove (12), the movable insertion rod (10) is fixedly connected to the vertical sliding plate, the screw rod (11) penetrates through the vertical sliding plate, one end of the screw rod is fixedly connected to the clamping block (14), the other end of the screw rod is fixedly connected to the inner wall of the protective shell (1), the screw rod (11) is located inside the movable insertion rod (10) and is coaxially connected to the movable insertion rod (10), the sliding groove (12) is arranged on the top side of the protective shell (1), the protective shell (1) is provided with a U-shaped groove, the movable insertion rod (10) is horizontally arranged on one vertical side of the U-shaped groove, the fixture block (14) is fixedly connected with the limiting convex block (13), the reset spring (15) is sleeved on the outer side of the screw rod (11), one end of the reset spring is fixedly connected with the vertical sliding plate, and the other end of the reset spring is fixedly connected with the limiting convex block (13).
3. A protector for a pressure gauge according to claim 2, characterized in that the opening width of the U-shaped groove is larger than the diameter of the pull rod (8), and the U-shaped groove is located directly below the pull rod (8).
4. A protection device for a pressure gauge according to claim 2, characterized in that the inside of the limit projection (13) is uniformly filled with broken foam and uniformly distributed outside the fixture block (14).
5. A protection device for a pressure gauge according to claim 1, characterized in that the outer bottom of said connection sleeve (4) is threaded with a conduit (16), said conduit (16) being externally connected with two flanges (17) symmetrically arranged with respect to the protective casing (1).
6. A protective device for a pressure gauge according to claim 1, characterized in that the protective casing (1) is provided with a cushioning layer (18) on the inside, said cushioning layer (18) being built up of sponge.
7. The protection device for the pressure gauge according to claim 1, wherein a limit linkage rod (19) is rotatably connected between the back surface of the pressure gauge main body (3) and the protective shell (1), one end of the limit linkage rod (19) is rotatably connected with the pressure gauge main body (3), and the other end of the limit linkage rod is rotatably connected with the protective shell (1).
8. The protection device for the pressure gauge according to claim 1, wherein a sealing rubber ring is adhered to the inner side of the through hole in the center of the sealing cover (7) and the inner side of the round hole in the center of the dial cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111627117.9A CN114486061A (en) | 2021-12-28 | 2021-12-28 | Protective device for pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111627117.9A CN114486061A (en) | 2021-12-28 | 2021-12-28 | Protective device for pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114486061A true CN114486061A (en) | 2022-05-13 |
Family
ID=81496381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111627117.9A Pending CN114486061A (en) | 2021-12-28 | 2021-12-28 | Protective device for pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114486061A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657916A (en) * | 2019-10-15 | 2020-01-07 | 天长市旭升热工仪表配件有限公司 | Pressure instrument reinforcing protection device |
| CN210664631U (en) * | 2019-12-09 | 2020-06-02 | 滢升自动化科技(上海)有限公司 | Open channel flowmeter seals protective structure |
| CN211234789U (en) * | 2019-12-05 | 2020-08-11 | 扬州美智杰仪表有限公司 | Back zero-setting type pressure gauge |
| CN211954541U (en) * | 2020-04-26 | 2020-11-17 | 苏州新意达仪器科技有限公司 | Full-sealed protection type pressure gauge |
| CN213579849U (en) * | 2020-12-02 | 2021-06-29 | 上海博莱鑫智能控制系统工程有限公司 | Pressure instrument convenient to observe and record data |
| CN213847272U (en) * | 2020-12-28 | 2021-07-30 | 郑州科衡电子衡器有限公司 | Instrument protective housing is called to loader |
-
2021
- 2021-12-28 CN CN202111627117.9A patent/CN114486061A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657916A (en) * | 2019-10-15 | 2020-01-07 | 天长市旭升热工仪表配件有限公司 | Pressure instrument reinforcing protection device |
| CN211234789U (en) * | 2019-12-05 | 2020-08-11 | 扬州美智杰仪表有限公司 | Back zero-setting type pressure gauge |
| CN210664631U (en) * | 2019-12-09 | 2020-06-02 | 滢升自动化科技(上海)有限公司 | Open channel flowmeter seals protective structure |
| CN211954541U (en) * | 2020-04-26 | 2020-11-17 | 苏州新意达仪器科技有限公司 | Full-sealed protection type pressure gauge |
| CN213579849U (en) * | 2020-12-02 | 2021-06-29 | 上海博莱鑫智能控制系统工程有限公司 | Pressure instrument convenient to observe and record data |
| CN213847272U (en) * | 2020-12-28 | 2021-07-30 | 郑州科衡电子衡器有限公司 | Instrument protective housing is called to loader |
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Application publication date: 20220513 |