CN220912526U - Telescopic U-shaped manometer - Google Patents
Telescopic U-shaped manometer Download PDFInfo
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- CN220912526U CN220912526U CN202322771350.5U CN202322771350U CN220912526U CN 220912526 U CN220912526 U CN 220912526U CN 202322771350 U CN202322771350 U CN 202322771350U CN 220912526 U CN220912526 U CN 220912526U
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- movable plate
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- manometer
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- 239000011521 glass Substances 0.000 abstract description 11
- 238000001514 detection method Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 11
- 238000005259 measurement Methods 0.000 description 3
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 241000252254 Catostomidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The application discloses a telescopic U-shaped manometer, which comprises a fixed plate, wherein the fixed plate is provided with a chute and a first scale bar along the shape direction of the fixed plate; the movable plate is provided with a sliding block and a second scale bar along the shape direction of the movable plate, and the sliding block slides in the sliding groove, so that the movable plate and the fixed plate form sliding connection, and the second scale bar and the first scale bar form a complete scale bar together; the U-shaped pipe is a transparent hose and is fixedly connected with the fixing plate. According to the application, the movable plate and the fixed plate form a telescopic relationship, so that the movable plate can be stored when in carrying, the volume is reduced, and the movable plate is pulled out when in use, so that normal use is not affected; and adopt transparent hose to replace traditional glass pipe for U type pipe can buckle in order to accomodate. The application relates to the technical field of gas detection.
Description
Technical Field
The application relates to a telescopic U-shaped manometer in the technical field of gas detection.
Background
The gas pressure of the gas pipeline is generally detected by adopting a U-shaped manometer, a U-shaped glass tube is arranged, liquid is contained in the U-shaped manometer, one end of the glass tube is communicated with the outside atmosphere, and the other end of the glass tube is connected with the gas pipeline through a rubber tube. When the valve is opened to be communicated with the U-shaped glass tube, the high-pressure gas of the gas tube is filled into the glass tube, and the liquid level at the end is lowered and the liquid level at the other end is raised due to the hydrostatic principle, so that the gas pressure in the gas tube is judged by observing the change condition of the liquid level.
Because the gas pressure in the gas pipeline is generally higher, the volume of the U-shaped manometer is correspondingly increased to meet the range requirement. When the gas pipeline of resident user is measured pressure, U type pressure measurement journey is generally 3000Pa, and the manometer length is approximately 40cm. When the pressure is measured on the gas pipeline of an industrial user, the U-shaped pressure measurement range is approximately 10000Pa, and the length is about 110cm.
The inspection personnel generally carry the instrument and go up a door to detect, and other instruments are all comparatively small and exquisite, and the exclusive U type manometer is bulky, and the tool bag is difficult to place. Moreover, the huge volume of the U-shaped manometer also makes the U-shaped manometer easy to collide, especially the glass tube of the core is easy to scratch and even break after repeated collision, thereby shortening the service life of the U-shaped manometer.
Disclosure of utility model
The application aims to at least solve one of the technical problems in the prior art, and provides a telescopic U-shaped manometer, which reduces the volume of the U-shaped manometer on the premise of meeting the detection work requirement, so that the U-shaped manometer is more convenient to carry.
According to an embodiment of the present application, there is provided a retractable U-shaped manometer including:
the fixing plate is provided with a sliding groove and a first scale bar along the shape direction of the fixing plate;
The movable plate is provided with a sliding block and a second scale bar along the shape direction of the movable plate, and the sliding block slides in the sliding groove, so that the movable plate and the fixed plate form sliding connection, and the second scale bar and the first scale bar form a complete scale bar together;
the U-shaped pipe is a transparent hose and is fixedly connected with the fixing plate.
According to the embodiment of the application, further, the two ends of the sliding groove are respectively provided with a limiting block, and the sliding block can be propped against the limiting blocks, so that the limiting blocks can prevent the sliding block from sliding out of the sliding groove.
According to the embodiment of the application, further, the number of the sliding grooves is two, the two sliding grooves are parallel to each other, the number of the sliding blocks is two, and the two sliding blocks slide in the two sliding grooves in a one-to-one correspondence manner.
According to the embodiment of the application, the movable plate is further provided with an elastic piece, the expansion direction of the elastic piece is perpendicular to the moving direction of the movable plate, the fixed plate is provided with a limiting hole, and the end part of the elastic piece can pass through the limiting hole to be locked.
According to the embodiment of the application, further, the end part of the elastic piece is provided with the contact piece, and the surface of the contact piece is a smooth arc surface, so that the friction resistance between the contact piece and the fixed plate when the movable plate slides is reduced.
According to an embodiment of the present application, further, the number of the movable plates is two, and both the movable plates are slidably connected with the fixed plate.
According to an embodiment of the present application, further, the telescopic U-shaped manometer further includes a fixing structure mounted to at least one of the fixed plate and the movable plate, and the fixing structure is used for suspending the telescopic U-shaped manometer from a wall body.
According to an embodiment of the present application, further, the fixing structure is a hook.
According to an embodiment of the present application, further, the fixing structure is a suction cup.
According to an embodiment of the present application, further, the number of the suction cups is at least two.
The beneficial effects of the embodiment of the application at least comprise: according to the application, the movable plate and the fixed plate form a telescopic relationship, so that the movable plate can be stored when in carrying, the volume is reduced, and the movable plate is pulled out when in use, so that normal use is not affected; and adopt transparent hose to replace traditional glass pipe for U type pipe can buckle in order to accomodate.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the application, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.
FIG. 1 is a front view of a telescoping U-shaped manometer according to an embodiment of the present application;
FIG. 2 is a rear view of a telescoping U-shaped manometer according to an embodiment of the present application;
fig. 3 is a side view of a telescoping U-shaped manometer according to an embodiment of the present application.
Reference numerals: 100-fixed plate, 110-chute, 120-first scale bar, 200-movable plate, 210-second scale bar, 220-elastic piece, 300-U-shaped tube, 400-sucking disc.
Detailed Description
Reference will now be made in detail to the present embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present application, but not to limit the scope of the present application.
In the description of the present application, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the apparatus or elements 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 application.
In the description of the present application, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
At present, a U-shaped manometer is generally adopted for detecting the air pressure of a gas pipeline, a U-shaped pipe of the U-shaped manometer is a glass pipe, liquid is filled in the U-shaped pipe, and based on a hydrostatic principle, after high-pressure gas is introduced into one end of the U-shaped pipe, the liquid level at the end is lowered, the liquid level at the other end is raised, and the air pressure in the gas pipeline is judged by observing the change condition of the liquid level. However, the traditional integral U-shaped manometer is large in size, and a tool bag of a detector is difficult to place. Moreover, the huge volume of the U-shaped manometer also makes the U-shaped manometer easy to collide, especially the glass tube of the core is easy to scratch and even break after repeated collision, thereby shortening the service life of the U-shaped manometer.
In this regard, the application provides a telescopic U-shaped manometer which can shrink in a non-working state to save space and is convenient to carry; the U-shaped manometer can be changed into a normal one after being pulled out, and normal use is not affected. And the U-shaped tube adopts a hose to replace a glass tube, so that collision is reduced, and the U-shaped tube is convenient to bend and store.
Description figure 1 shows a front view of the telescopic U-shaped manometer. The telescopic U-shaped manometer mainly comprises a fixed plate 100, a movable plate 200 and a U-shaped tube 300, wherein the fixed plate 100 and the movable plate 200 form a sliding relationship through a sliding groove 110 and a sliding block (not shown in the figure), so that the movable plate 200 can slide relative to the fixed plate 100, and the telescopic function of the movable plate 200 is realized. The fixed plate 100 is provided with a first scale bar 120, the movable plate 200 is provided with a second scale bar 210, and after the movable plate 200 is completely pulled open, the first scale bar 120 and the second scale bar 210 can be mutually spliced and combined into a complete scale bar, so that normal reading is not affected. The U-shaped pipe 300 is a transparent hose, the change of the observed liquid level is not influenced, and the soft pipe body is convenient to bend and fold, so that the damage caused by collision is reduced.
The specification and the drawing 2 show the rear view of the telescopic U-shaped pressure gauge, and the specification and the drawing 3 show the side view of the telescopic U-shaped pressure gauge. The telescopic U-shaped manometer is further provided with a fixing structure, the fixing structure in the embodiment is specifically a sucker 400, and the number of the suckers 400 is two to increase the fixing effect. During actual working, the telescopic U-shaped manometer can be fixed on a wall body through the sucker 400, so that a tester is not required to carry out bearing by hand, and the labor burden of the tester during measurement is reduced.
Referring to fig. 1, the telescopic U-shaped manometer in the embodiment of the present application includes a fixed plate 100, a movable plate 200 and a U-shaped tube 300, wherein the fixed plate 100 and the movable plate 200 together form a main body structure of the telescopic U-shaped manometer. The fixed plate 100 is provided with a chute 110 along its shape and a first scale bar 120. The movable plate 200 is provided with a slider and a second scale bar 210 along the body direction of the movable plate 200. The slider slides in the chute 110 so that the movable plate 200 is in sliding connection with the fixed plate 100. When the movable plate 200 is completely pulled out, the first scale bar 120 on the fixed plate 100 and the second scale bar 210 on the movable plate 200 can be mutually spliced to form a complete scale bar, and a tester can read according to the scale bar to obtain a specific change value of the liquid level, so that the gas pressure value in the gas pipeline is known.
In some embodiments, the number of the fixed plates 100 and the movable plates 200 is one, and the fixed plates and the movable plates overlap each other when stored. In other embodiments, the number of the fixed plates 100 is one, and the number of the movable plates 200 is two or more, so that the movable plates 200 can be pulled out to become a manometer with a longer length, and the scene requirement of wide-range measurement is met.
The U-shaped tube 300 is a transparent hose and is fixedly connected with the fixing plate 100, and the U-shaped tube 300 can be bent and curled during storage, so that occupation of storage space is reduced, and the portable storage device is convenient to carry.
Further, two ends of the chute 110 are provided with limiting blocks, and the sliding block slides between the two limiting blocks. When the sliding block moves to one end of the sliding groove 110, the sliding block can abut against the limiting block, so that the limiting block can prevent the sliding block from sliding out of the sliding groove 110, and further, the fixed plate 100 and the movable plate 200 are ensured not to be loosened.
Further, the number of the sliding grooves 110 on the fixing plate 100 is two, the two sliding grooves 110 are parallel to each other, the number of the sliding blocks is two, and the two sliding blocks correspondingly slide in the two sliding grooves 110 one by one. Therefore, the displacement of the movable plate 200 in the sliding process is reduced by the limit of the two sliding grooves 110, so that the sliding is smoother.
Further, the movable plate 200 is provided with an elastic member 220 capable of being compressed, and the expansion and contraction direction of the elastic member 220 is perpendicular to the moving direction of the movable plate 200. The fixing plate 100 is provided with a limiting hole 130, and the end of the elastic member 220 can pass through the limiting hole 130 to realize locking. After locking, the movable plate 200 cannot slide any more, thereby preventing the movable plate 200 from being accidentally retracted during normal operation or from being accidentally extended during non-operating conditions. When unlocking is needed, the end of the elastic member 220 is pressed from the back surface of the limiting hole 130, so that the elastic member 220 exits the limiting hole 130, and unlocking can be realized, and the movable plate 200 can slide normally.
Specifically, the end of the elastic member 220 is mounted with a contact having a smooth arc surface, so that frictional resistance between the contact and the fixed plate 100 when the movable plate 200 slides is reduced, and sliding is smoother. On the other hand, the arc-shaped contact piece is easier to slide into the limiting hole 130, so that the locking success rate is improved.
Further, this telescopic U type manometer still includes fixed knot constructs, and fixed knot constructs is used for hanging this telescopic U type manometer in the wall body for this telescopic U type manometer perpendicular to ground, liquid level detects more accurately, and the measurement personnel also need not to carry out the bearing to this telescopic U type manometer with the hand moreover, reduces work burden. The fixing structure is mounted to at least one of the fixed plate 100 and the movable plate 200. Specifically, the fixing structure can be a hook, and the fixing structure is hung at the extending part of the wall body through the hook so as to realize hanging; in addition, referring to fig. 2 and 3, as in the present embodiment, the fixing structure is a suction cup 400, and the telescopic U-shaped manometer can be fixed on the wall body by the suction force of the suction cup 400, so that the extension part of the wall body is not required to be relied on. The number of the sucking discs 400 in this embodiment is at least two, so that stability in fixing is improved, and loosening probability is reduced.
While the preferred embodiments of the present application have been illustrated and described, the present application is not limited to the embodiments, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present application, and these equivalent modifications and substitutions are intended to be included in the scope of the present application as defined in the appended claims.
Claims (10)
1. A retractable U-shaped manometer, comprising:
A fixed plate (100), wherein the fixed plate (100) is provided with a chute (110) and a first scale bar (120) along the shape direction thereof;
The movable plate (200) is provided with a sliding block, a second scale bar (210) is arranged along the shape direction of the movable plate (200), the sliding block slides in the sliding groove (110), so that the movable plate (200) and the fixed plate (100) form sliding connection, and the second scale bar (210) and the first scale bar (120) form a complete scale bar together;
The U-shaped pipe (300), U-shaped pipe (300) are transparent hose, U-shaped pipe (300) with fixed plate (100) fixed connection.
2. The telescoping U-shaped manometer of claim 1, wherein: limiting blocks are arranged at two ends of the sliding groove (110), and the sliding blocks can be abutted against the limiting blocks, so that the limiting blocks can prevent the sliding blocks from sliding out of the sliding groove (110).
3. The telescoping U-shaped manometer of claim 1, wherein: the number of the sliding grooves (110) is two, the two sliding grooves (110) are parallel to each other, the number of the sliding blocks is two, and the two sliding blocks correspondingly slide in the two sliding grooves (110) one by one.
4. The telescoping U-shaped manometer of claim 1, wherein: the movable plate (200) is provided with an elastic piece (220), the expansion direction of the elastic piece (220) is perpendicular to the moving direction of the movable plate (200), the fixed plate (100) is provided with a limiting hole (130), and the end part of the elastic piece (220) can penetrate through the limiting hole (130) to be locked.
5. The telescoping U-shaped manometer of claim 4, wherein: the end of the elastic piece (220) is provided with a contact piece, and the surface of the contact piece is a smooth arc surface, so that the friction resistance between the contact piece and the fixed plate (100) when the movable plate (200) slides is reduced.
6. The telescoping U-shaped manometer of claim 1, wherein: the number of the movable plates (200) is two, and the two movable plates (200) are both in sliding connection with the fixed plate (100).
7. The retractable U-shaped manometer of any one of claims 1-6, wherein: the telescopic U-shaped manometer further comprises a fixing structure, wherein the fixing structure is arranged on at least one of the fixing plate (100) and the movable plate (200), and the fixing structure is used for hanging the telescopic U-shaped manometer on a wall body.
8. The telescoping U-shaped manometer of claim 7, wherein: the fixing structure is a hook.
9. The telescoping U-shaped manometer of claim 7, wherein: the fixed structure is a sucker (400).
10. The telescoping U-shaped manometer of claim 9, wherein: the number of the sucking discs (400) is at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322771350.5U CN220912526U (en) | 2023-10-16 | 2023-10-16 | Telescopic U-shaped manometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322771350.5U CN220912526U (en) | 2023-10-16 | 2023-10-16 | Telescopic U-shaped manometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912526U true CN220912526U (en) | 2024-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322771350.5U Active CN220912526U (en) | 2023-10-16 | 2023-10-16 | Telescopic U-shaped manometer |
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| Country | Link |
|---|---|
| CN (1) | CN220912526U (en) |
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2023
- 2023-10-16 CN CN202322771350.5U patent/CN220912526U/en active Active
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