CN214475879U - Liquid pressure gauge adjusting device and liquid pressure gauge - Google Patents
Liquid pressure gauge adjusting device and liquid pressure gauge Download PDFInfo
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- CN214475879U CN214475879U CN202120601451.6U CN202120601451U CN214475879U CN 214475879 U CN214475879 U CN 214475879U CN 202120601451 U CN202120601451 U CN 202120601451U CN 214475879 U CN214475879 U CN 214475879U
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- liquid pressure
- pressure gauge
- knob
- protruding part
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Abstract
The utility model provides a liquid pressure gauge adjusting device and liquid pressure gauge, liquid pressure gauge adjusting device includes: a connecting rod; the probe is rotatably connected to one end of the connecting rod; the probe is rotatably connected with the connecting rod through a first transmission rod, wherein a first protruding part is arranged at one end, connected with the probe, of the first transmission rod, the probe is provided with a first through hole, and the first protruding part penetrates through the first through hole and abuts against the probe; the knob is rotatably connected to the other end of the connecting rod; the knob is rotatably connected with the connecting rod through the second transmission rod, a second protruding part is arranged at one end, connected with the knob, of the second transmission rod, a second through hole is formed in the knob, and the second protruding part penetrates through the second through hole and abuts against the knob; the transmission belt is connected with the probe and the knob. The rotary knob can adjust the orientation of the probe so as to enable the probe to detect the liquid pressure intensity in different directions; the probe is stably connected with the connecting rod and is not easy to fall off.
Description
Technical Field
The utility model relates to a teaching demonstration utensil field especially relates to a liquid pressure gauge adjusting device and liquid pressure gauge.
Background
Nowadays, liquid pressure gauges are often used for teaching work on liquid pressure in class. In the existing liquid pressure gauge, a probe extends into liquid through a connecting rod, the probe is placed in the liquid and can only be pulled to adjust the depth of the probe entering the liquid, and the probe cannot be adjusted to detect the liquid pressure in different directions. Meanwhile, the probe and the connecting rod in the liquid pressure gauge are often connected in a shaft hole inserting mode and the like, and are easy to fall off due to external influence, so that the liquid pressure gauge is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a liquid pressure gauge adjusting device, its orientation that can adjust the probe to make it detect the ascending liquid pressure size in the equidirectional not. And the probe is stably connected with the connecting rod and is not easy to fall off.
The utility model discloses still provide a liquid pressure gauge.
An embodiment of the first aspect of the utility model provides a liquid pressure gauge adjusting device, include: a connecting rod; the probe is rotatably connected to one end of the connecting rod; the probe is rotationally connected with the connecting rod through the first transmission rod, wherein a first protruding part is arranged at one end, connected with the probe, of the first transmission rod, a first through hole is formed in the probe, and the first protruding part penetrates through the first through hole and abuts against the probe; the knob is rotatably connected to the other end of the connecting rod; the knob is rotatably connected with the connecting rod through the second transmission rod, a second protruding part is arranged at one end, connected with the knob, of the second transmission rod, a second through hole is formed in the knob, and the second protruding part penetrates through the second through hole and abuts against the knob; and the transmission belt is connected with the probe and the knob.
According to the utility model discloses liquid pressure gauge adjusting device has following technological effect at least:
the utility model discloses a probe passes through the drive belt with the knob to be connected, can make the probe rotatory so that it detects the ascending liquid pressure size in equidirectional not through rotatory knob. Wherein, probe and knob respectively with first protruding portion and second protruding portion butt to make probe, knob respectively with first protruding portion and second protruding portion zonulae occludens, avoid each part to drop, improve the assembly stability of this product.
According to some embodiments of the utility model, the probe includes, the probe main part, probe main part one side covers has the film, and the connection mouth has been seted up to the another side, the probe main part is inside sunken, and the film with a cavity is injectd to the probe main part.
According to some embodiments of the present invention, further comprising: the first rotating wheel is arranged at one end, far away from the knob, of the first transmission rod; the second rotating wheel is arranged on the probe; wherein the drive belt connects the first rotating wheel with the second rotating wheel.
According to some embodiments of the present invention, the first protrusion and the second protrusion have a middle groove.
According to some embodiments of the invention, the ends of the first and second protrusions are provided with guide surfaces.
According to some embodiments of the utility model, still including joint spare, joint spare card is gone into the probe main part to press from both sides tightly the film, so that the film cover in the probe main part.
According to some embodiments of the invention, the frame of the joint member is provided with a protrusion.
According to some embodiments of the invention, the membrane is a rubber membrane.
An embodiment of a second aspect of the present invention provides a hydraulic pressure gauge, including: the utility model discloses a liquid pressure gauge adjusting device of the first aspect embodiment; a connecting pipe; and the pressure measuring device is used for measuring the liquid pressure detected by the probe, and the probe is connected with the liquid pressure gauge adjusting device through the connecting pipe.
The utility model discloses liquid pressure gauge has following technological effect at least:
it includes the utility model discloses liquid pressure meter adjusting device of first aspect embodiment, the probe that it includes can be rotated by the knob drive through the drive belt to make the probe towards not equidirectional, and through connecting pressure measuring device, with measure the ascending water pressure in equidirectional. Simultaneously, probe and knob respectively with first protruding portion and second protruding portion butt to make probe, knob respectively with first protruding portion, second protruding portion zonulae occludens, avoid each part to drop, improve the assembly stability of this product.
According to some embodiments of the invention, the connecting tube is a rubber tube.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a liquid pressure gauge adjusting device according to an embodiment of the present invention;
fig. 2 is a schematic view of another view angle of the adjustment device of the liquid pressure gauge according to the embodiment of the present invention;
fig. 3 is a schematic structural view of a second transmission rod according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a liquid pressure gauge according to an embodiment of the present invention.
Reference numerals:
the pressure measuring device comprises a connecting rod 100, a first protrusion 111, a probe 200, a probe body 210, a connecting mouth 211, a clamping member 220, a protrusion 221, a second rotating wheel 230, a transmission belt 300, a second transmission rod 400, a first rotating wheel 410, a second protrusion 420, a middle groove 421, a knob 500, a pressure measuring device 600 and a connecting pipe 610.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as up, down, front, rear, left, right, etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as excluding the number, and the terms greater than, less than, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood 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 invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the above words in combination with the specific content of the technical solution.
A liquid pressure gauge adjusting apparatus according to an embodiment of a first aspect of the present invention is described below with reference to fig. 1 to 3.
Referring to fig. 1, fig. 1 shows a liquid pressure gauge adjusting apparatus according to an embodiment of the present invention, including: a connecting rod 100; a probe 200, the probe 200 being rotatably connected to one end of the connecting rod 100; the probe 200 is rotatably connected with the connecting rod 100 through a first transmission rod, wherein a first protruding part 111 is arranged at one end of the first transmission rod, which is connected with the probe 200, the probe 200 is provided with a first through hole, and the first protruding part 111 passes through the first through hole and is abutted against the probe 200; a knob 500, the knob 500 being rotatably coupled to the other end of the connecting rod 100; the knob 500 is rotatably connected with the connecting rod 100 through the second transmission rod 400, wherein a second protrusion 420 is arranged at one end of the second transmission rod 400 connected with the knob 500, a second through hole is formed in the knob 500, and the second protrusion 420 is abutted to the knob 500 through the second through hole; a belt 300, the belt 300 connecting the probe 200 and the knob 500.
The utility model discloses a liquid pressure gage adjusting device, its probe 200 that includes passes through drive belt 300 with knob 500 to be connected, can make probe 200 rotatory so that it detects the ascending liquid pressure size in equidirectional not through rotatory knob 500. The probe 200 and the knob 500 are respectively abutted to the first protrusion 111 and the second protrusion 420, so that the probe 200 and the knob 500 are respectively tightly connected to the first protrusion 111 and the second protrusion 420, the falling off of each component is avoided, and the assembly stability of the product is improved.
Referring to fig. 1 and 2, in some embodiments, a probe 200 includes: the probe body 210 is provided with a thin film covering one surface of the probe body 210 and a connecting nozzle 211 on the other surface, the probe body 210 is recessed inwards, and the thin film and the probe body 210 define a cavity. After the membrane is pressed by the liquid flow, so that the air in the cavity inside the rubber membrane and inside the probe 200 is squeezed out by the connection nozzle 211, the pressure of the liquid at the membrane can be measured by the liquid pressure measuring device 600 connected with the connection nozzle 211.
Referring to fig. 1 and 2, in some embodiments, the fluid pressure gauge adjustment apparatus further comprises: a first rotation wheel 410 disposed on one end of the first transmission rod away from the knob 500; a second rotating wheel 230 provided to the probe 200; wherein the belt 300 connects the first rotating wheel 410 and the second rotating wheel 230 to rotate the knob 500 in synchronization with the probe 200. Through so setting up, can go into the drive belt 300 respectively the card first swiveling wheel 410 with the second swiveling wheel 230 the depressed part can to avoid drive belt 300 to drop, guarantee drive belt 300's transmission effect. It will be appreciated that in this embodiment, the knob 500 is fixedly connected to and rotates with the first drive rod, the second drive rod 400 is fixed to the connecting rod 100, and the probe 200 rotates along the second drive rod 400. In other embodiments, the first transmission rod can also be fixed to the connecting rod 100, the first rotation wheel 410 is fixed to the knob 500, and the knob 500 can rotate along the first transmission rod together with the first rotation wheel 410, on the other hand, the second rotation wheel 230 is disposed on the second transmission rod 400, the second transmission rod 400 is fixedly connected with the probe 200, and the probe 200 and the second transmission rod 400 rotate together on the connecting rod 100. Therefore, it is only necessary that the knob 500 can pass through the first transmission rod, and the probe 200 can pass through the second transmission rod 400 to rotate on the connection rod 100, and the transmission belt 300 realizes the synchronous rotation of the probe 200 and the knob 500, which is not limited to this.
Referring to fig. 3, in some embodiments, the first protrusion 111 and the second protrusion 420 each have a middle groove 421. By such an arrangement, the first protrusion 111 or the second protrusion 420 can be pressed and bent, and then the probe 200 or the knob 500 can be pulled out, so that the first transmission rod and the probe 200 or the second transmission rod 400 and the knob 500 can be detached from each other, and the first transmission rod and the probe 200 or the second transmission rod 400 and the knob 500 can be mounted on each other by reverse operation. The structure is simple, and the detachable connection among all the parts is convenient to realize.
Referring to fig. 3, in some embodiments, the ends of the first protrusion 111 and the second protrusion 420 are each provided with a guide surface. With such an arrangement, the probe 200 and the knob 500 can be simply snapped into the first protrusion 111 and the second protrusion 420 along the ends thereof, respectively, and the guide surfaces are provided to facilitate the snapping operation, thereby preventing the components from being scratched when the two protrusions are snapped into the first protrusion and the second protrusion.
Referring to fig. 1, in some embodiments, the fluid pressure gauge adjustment apparatus further includes a clip 220, wherein the clip 220 is clipped into the probe body 210 and clamps the membrane so that the membrane covers the probe body 210. Through such arrangement, the film can be clamped between the clamping piece 220 and the probe main body 210 through the clamping piece 220, and the film can be taken out and replaced by disassembling the clamping piece 220. Further, referring to fig. 1, the probe body 210 is disc-shaped, the clamping member 220 is annular, and the annular clamping member 220 is sleeved into the probe body 210, so that the probe body and the probe body can be clamped tightly.
Referring to fig. 1 and 2, a frame of the clip 220 is further provided with a protrusion 221. Referring to fig. 1, in some embodiments, the number of the protrusions 221 is 3, and the protrusions are uniformly distributed on the rim of the circular ring-shaped clip 220 and face the outside of the circular ring. The projection 221 is provided to facilitate the operation of the operator by allowing the operator to push the projection 221 to remove the clip 220 from the probe body 210.
Referring to fig. 1, in some embodiments, the membrane is a rubber membrane. The rubber film is made of flexible material and can be squeezed by liquid flow, so that air in the cavity inside the rubber film and in the probe 200 is squeezed out by the connecting nozzle 211, and the pressure of liquid at the film can be measured by the liquid pressure measuring device 600 connected with the connecting nozzle 211. It should be understood that the film may also be a plastic film, etc., as long as the film is made of a flexible material and can be pressed and deformed by the pressure of the liquid, and the invention is not limited thereto.
A liquid pressure gauge according to an embodiment of a second aspect of the present invention is described below with reference to fig. 4.
A liquid pressure gauge comprising: the utility model discloses a liquid pressure gauge adjusting device of the first aspect embodiment; a connection pipe 610; and a pressure measuring device 600 for measuring the pressure of the liquid detected by the probe 200, wherein the probe 200 is connected with the liquid pressure gauge adjusting device through a connecting pipe 610.
The liquid pressure gauge comprises the liquid pressure gauge adjusting device of the embodiment of the first aspect of the present invention, and the probe 200 included therein can be driven to rotate by the knob 500 through the transmission belt 300, so as to enable the film to face different directions. Meanwhile, the connection nozzle 211 is connected to the pressure measuring device 600 through the connection pipe 610, that is, the pressure of the liquid at the probe 200 in different directions can be detected by rotating the knob 500. It is understood that the pressure measuring device 600 in fig. 4 is merely illustrative, and in some embodiments, the pressure measuring device 600 is a U-tube differential pressure gauge, which is not limited thereto.
Referring to fig. 4, in some embodiments, the connection tube 610 is a rubber tube. It will be appreciated that the rubber is a flexible material that is capable of transporting air between the probe 200 and the pressure measurement device 600, and is capable of moving and flexing with the probe 200. Therefore, the connection pipe 610 may be a flexible plastic pipe, and the like, but is not limited thereto.
Referring to fig. 1 to 4, a fluid pressure gauge adjustment apparatus and a fluid pressure gauge according to an embodiment of the present invention will be described in detail with reference to a specific embodiment. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention.
Liquid pressure gauge adjusting device includes: a connecting rod 100; a probe 200, the probe 200 being rotatably connected to one end of the connecting rod 100; the probe 200 is rotatably connected with the connecting rod 100 through a first transmission rod, wherein a first protruding part 111 is arranged at one end of the first transmission rod, which is connected with the probe 200, the probe 200 is provided with a first through hole, and the first protruding part 111 passes through the first through hole and is abutted against the probe 200; a knob 500, the knob 500 being rotatably coupled to the other end of the connecting rod 100; the knob 500 is rotatably connected with the connecting rod 100 through the second transmission rod 400, wherein a second protrusion 420 is arranged at one end of the second transmission rod 400 connected with the knob 500, a second through hole is formed in the knob 500, and the second protrusion 420 is abutted to the knob 500 through the second through hole; a belt 300, the belt 300 connecting the probe 200 and the knob 500. The probe 200 includes: the probe body 210 is provided with a thin film covering one surface of the probe body 210 and a connecting nozzle 211 on the other surface, the probe body 210 is recessed inwards, and the thin film and the probe body 210 define a cavity. The first protrusion 111 and the second protrusion 420 have a middle slot 421. The ends of the first protrusion 111 and the second protrusion 420 are provided with guide surfaces. The film is a rubber film. The liquid pressure gauge adjusting device further comprises a clamping piece 220, wherein the clamping piece 220 is clamped into the probe body 210 and clamps the film, so that the film covers the probe body 210. The frame of the clip member 220 is provided with a protrusion 221.
A liquid pressure gauge comprising: the utility model discloses a liquid pressure gauge adjusting device of the first aspect embodiment; a connection pipe 610; and the pressure measuring device 600 is used for measuring the liquid pressure detected by the probe 200. The probe 200 is connected to the fluid pressure gauge adjustment device through a connection pipe 610. Further, the connection mouth 211 is connected with the liquid pressure gauge adjusting means through a connection pipe 610. The connection pipe 610 is a rubber pipe.
According to the utility model discloses liquid pressure gauge adjusting device and liquid pressure gauge through so setting up, can reach some technological effects as follows at least: the utility model discloses a probe 200 passes through drive belt 300 with knob 500 to be connected, can make probe 200 rotatory so that it detects the ascending liquid pressure size in the equidirectional not through rotatory knob 500. The probe body 210 is covered by a film, and when the probe 200 enters liquid, the liquid presses the film, so that air in the film is extruded out through the connecting nozzle 211, and the liquid pressure at the film can be detected by connecting the connecting nozzle 211 with the pressure measuring device 600. Meanwhile, the probe 200 and the knob 500 are respectively abutted to the first protrusion 111 and the second protrusion 420, so that the probe 200 and the knob 500 are respectively tightly connected to the first protrusion 111 and the second protrusion 420, the falling of each component is avoided, and the assembly stability of the product is improved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: numerous changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and the equivalents.
Claims (10)
1. Liquid pressure gauge adjusting device, its characterized in that includes:
a connecting rod;
the probe is rotatably connected to one end of the connecting rod;
the probe is rotationally connected with the connecting rod through the first transmission rod, wherein a first protruding part is arranged at one end, connected with the probe, of the first transmission rod, a first through hole is formed in the probe, and the first protruding part penetrates through the first through hole and abuts against the probe;
the knob is rotatably connected to the other end of the connecting rod;
the knob is rotatably connected with the connecting rod through the second transmission rod, a second protruding part is arranged at one end, connected with the knob, of the second transmission rod, a second through hole is formed in the knob, and the second protruding part penetrates through the second through hole and abuts against the knob;
and the transmission belt is connected with the probe and the knob.
2. The liquid pressure gauge adjustment device according to claim 1, wherein: the probe comprises a probe body, wherein one surface of the probe body is covered with a film, the other surface of the probe body is provided with a connecting nozzle, the probe body is inwards sunken, and a cavity is defined by the film and the probe body.
3. The fluid pressure gauge adjustment apparatus according to claim 2, further comprising:
the first rotating wheel is arranged at one end, far away from the knob, of the first transmission rod;
the second rotating wheel is arranged on the probe;
wherein the drive belt connects the first rotating wheel with the second rotating wheel.
4. A liquid pressure gauge adjustment device according to claim 2, characterized in that: the middle parts of the first protruding part and the second protruding part are both provided with spacing grooves.
5. A liquid pressure gauge adjustment device according to claim 4, wherein: the end parts of the first protruding part and the second protruding part are respectively provided with a guide surface.
6. A liquid pressure gauge adjustment device according to claim 2, characterized in that: the film clamp comprises a probe body and is characterized by further comprising a clamping piece, wherein the clamping piece is clamped into the probe body and clamps the film, so that the film covers the probe body.
7. The liquid pressure gauge adjustment device according to claim 6, wherein: the frame of the clamping piece is provided with a protrusion.
8. Liquid pressure gauge adjustment device according to any of claims 2 to 7, characterized in that: the film is a rubber film.
9. A liquid pressure gauge, comprising:
the liquid pressure gauge adjustment device of any one of claims 1 to 8;
a connecting pipe;
and the pressure measuring device is used for measuring the liquid pressure detected by the probe, and the probe is connected with the liquid pressure gauge adjusting device through the connecting pipe.
10. The liquid pressure gauge according to claim 9, wherein: the connecting pipe is a rubber pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120601451.6U CN214475879U (en) | 2021-03-24 | 2021-03-24 | Liquid pressure gauge adjusting device and liquid pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120601451.6U CN214475879U (en) | 2021-03-24 | 2021-03-24 | Liquid pressure gauge adjusting device and liquid pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214475879U true CN214475879U (en) | 2021-10-22 |
Family
ID=78159965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120601451.6U Active CN214475879U (en) | 2021-03-24 | 2021-03-24 | Liquid pressure gauge adjusting device and liquid pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214475879U (en) |
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2021
- 2021-03-24 CN CN202120601451.6U patent/CN214475879U/en active Active
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