CN213455964U - Oil-free dry type buffering shock-proof pressure gauge - Google Patents
Oil-free dry type buffering shock-proof pressure gauge Download PDFInfo
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- CN213455964U CN213455964U CN202021128571.0U CN202021128571U CN213455964U CN 213455964 U CN213455964 U CN 213455964U CN 202021128571 U CN202021128571 U CN 202021128571U CN 213455964 U CN213455964 U CN 213455964U
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Abstract
The utility model discloses an there is not oily dry-type buffering shock-proof pressure gauge, including connecting damper, spring tube, dial plate, core, pointer, connecting rod buffer, central buffer, reinforcing damping gear and fan-shaped buffer, connect damper and spring union coupling, connecting rod buffer is connected with fan-shaped buffer, and the pointer is installed on the dial plate, and the core is connected with the dial plate, and central buffer is connected with the core, and fan-shaped buffer is connected with the core, and reinforcing damping gear is connected with connecting rod buffer. The oil-free dry type buffer shock-resistant pressure gauge manufactured by adopting the technical scheme can prevent the leakage of shock-resistant liquid of the gauge from causing the pollution to the environment, and is provided with the connecting rod buffer device which can reduce the impact of a measuring medium on a machine core, so that the reading of a pointer is stable.
Description
Technical Field
The utility model relates to a pressure measurement instrument technical field, in particular to there is not oily dry-type buffering shock-proof manometer.
Background
The shock-proof pressure gauge is a mechanical pointer type pressure gauge which is filled with liquid or provided with a damper and arranged in a meter shell, the shock-proof pressure gauge is suitable for places with severe environmental vibration, can resist surging, impact and sudden unloading of a medium, has stable and clear instrument indication, is widely applied to the fields of petroleum, chemical industry, metallurgy and the like, and the shock-proof pressure gauge produced at home and abroad at present generally adopts the design of filling shock-proof liquid, so that a plurality of problems exist in the using process:
1. the liquid leakage of the meter shell is harmful to food and industrial products, the meter shell is generally filled with silicone oil, the silicone oil is not easy to decompose, and the meter is not easy to treat and recycle after being scrapped;
2. after the medium oil is filled, the weather resistance is poor, the silicone oil can resist the temperature of minus 20 to 100 ℃, and is easy to solidify below minus 20 ℃, so that the indication error of the pointer of the instrument is caused, and the precision of the instrument is influenced by the thermal expansion when the temperature is higher than 100 ℃.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an there is not oily dry-type buffering shock-resistant manometer prevents that the leakage of instrument antidetonation liquid from causing the pollution to the environment, is equipped with connecting rod buffer and can reduces the impact of measuring medium to the core, makes the pointer reading steady.
The utility model provides an there is not oily dry-type buffering shock-proof pressure gauge, including joint attenuator, spring pipe, dial plate, core, pointer, connecting rod buffer, central buffer, reinforcing damping gear and fan-shaped buffer, joint attenuator and spring union coupling, connecting rod buffer is connected with fan-shaped buffer, the pointer is installed on the dial plate, the core is connected with the dial plate, central buffer is connected with the core, fan-shaped buffer is connected with the core, reinforcing damping gear is connected with connecting rod buffer.
In the above scheme, a built-in buffer device is arranged between the joint damper and the spring tube, the built-in buffer device is connected with the joint damper, and the built-in buffer device is connected with the spring tube.
In the above scheme, the connecting rod buffer device comprises a connecting rod, and the connecting rod is connected with the spring tube.
In the above scheme, the movement is provided with an upper limiting device and a lower limiting device.
In the above scheme, the central buffering device comprises a central wheel and a first gear oil cup, and the first gear oil cup is connected with the central wheel.
In the above scheme, the fan-shaped buffer device comprises a fan-shaped wheel and a second gear oil cup, and the fan-shaped wheel is connected with the second gear oil cup.
In the scheme, the first gear oil cup is filled with high-viscosity anti-seismic silicone grease.
In the scheme, the second gear oil cup is filled with high-viscosity anti-seismic silicone grease.
The utility model has the advantages and the beneficial effects that: the utility model provides an there is not oily dry-type buffering shock-resistant manometer prevents that the leakage of instrument antidetonation liquid from causing the pollution to the environment, is equipped with connecting rod buffer and can reduces the impact of measuring medium to the core, makes the pointer reading steady.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a rear view of fig. 1.
In the figure: 1. pipeline interface 2, joint damper 3, spring tube 4 and connecting rod buffer device
41. Connecting rod 5, fan-shaped buffer device 6, pointer 7 and central buffer device
8. Movement 9, dial 10, enhanced damping gear 11 and built-in buffer device
12. Upper limiting device 13 and lower limiting device
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 and 2, the utility model relates to an there is not oily dry-type buffering shock-proof pressure gauge, include:
the joint damper 2 is connected with the spring tube 3, the joint damper 2 is provided with a central hole, the diameter of the central hole is 0.5mm, and the flow-limiting and impact-resisting effects can be achieved;
the spring tube 3 is communicated with the joint damper 2, and a medium enters the spring tube 3 through a central hole of the joint damper 2;
the connecting rod buffer device 4 is connected with the spring tube 3 and the fan-shaped buffer device 5 to play a role of buffering, a connecting rod 41 is arranged on the connecting rod, the connecting rod 41 is connected with the spring tube 3, when a medium impacts, the spring tube 3 can generate displacement immediately, but the impact of the medium on the movement 8 can be reduced through the buffer spring on the connecting rod 41, so that the pointer 6 can rotate stably;
the central buffer device 7 is connected with the machine core 8 and comprises a central wheel and a first gear oil cup, the first gear oil cup is connected with the central wheel, high-viscosity anti-seismic silicone grease is filled in the first gear oil cup, the weight of the first gear oil cup is 1g, the temperature resistance of the high-viscosity anti-seismic silicone grease is at least 3 times that of common silicone oil, and then a stainless steel cover is used for sealing, so that the grease is not in contact with the outside, no silicone grease flows out even if a product is scrapped, and little silicone grease cannot pollute the environment;
the pressure meter comprises a dial 9, a movement 8 and a pointer 6, wherein the pointer 6 is arranged on the dial 9, the movement 8 is connected with the dial 9, and the pointer 6 rotates along with the magnitude of a pressure value to display the current pressure value of a pipeline;
the enhanced damping gear 10 is connected with the connecting rod buffer device 4, has longer service life than the prior stainless steel gear and is more stable in transmission;
fan-shaped buffer 5 is connected with core 8, including fan-shaped wheel and second gear oil cup, the fan-shaped wheel is connected with the second gear oil cup, and the intussuseption of second gear oil cup is filled with high viscosity antidetonation silicone grease, and weight is 1g, and the temperature resistance of high viscosity silicone grease is 3 times of ordinary silicone oil at least, then seals up with the stainless steel lid, accomplishes the grease and does not contact with the external world, does not have the silicone grease to flow even like this after the product is scrapped yet, and few silicone grease can not the polluted environment.
Furthermore, a built-in buffer device 11 is arranged between the joint damper 2 and the spring tube 3, the built-in buffer device 11 is connected with the joint damper 2, the built-in buffer device 11 is connected with the spring tube 3, and the built-in buffer device 11 has the function of absorbing instantaneous pulses when the spring tube 3 is subjected to strong pulses of a measured medium.
The movement 8 is provided with an upper limit device 12 and a lower limit device 13, the movement position of the movement is limited by screws and steel wires to limit the radian movement distance of the sector gear by utilizing the spoon-moon-shaped structure of the sector gear, so that the limitation is realized, and when the external medium pressure is too high or too low, the limit device prevents the sector gear from continuously rotating, so that the effect of protecting the instrument can be achieved.
The working principle of the technical scheme is as follows:
during the use, with manometer and pipeline interface 1 with threaded connection, the medium of being surveyed at first passes through joint attenuator 2, then get into spring pipe 3 through the centre bore, spring pipe 3 receives the pressure of medium to produce and warp, the ascending displacement of spring pipe 3 front end production, drive connecting rod 41 rebound, and the rotatory nylon gear 10 of pulling reinforcing, at sector gear rotatory in-process, need overcome the damping effect of sector buffer 5 and central buffer 7, finally drive the angle displacement of central wheel formation 270 degrees, pointer 6 rotates along with the size of pressure value, show pipeline current pressure value.
The utility model has the advantages that:
the utility model discloses an there is not oily dry-type buffering shock-resistant manometer, can prevent that the leakage of instrument antidetonation liquid from causing the pollution to the environment, adopt two damping designs, increase centre wheel buffer and fan-shaped wheel buffer on the basis of normal core, can reduce the impact of measuring the medium to the core, make the pointer reading steady, and pack antidetonation silicone grease in the gear oil cup on centre wheel and the fan-shaped wheel, it is sealed through the stainless steel lid, can accomplish the grease not with external contact, can not the polluted environment.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an oilless dry-type buffering shock-resistant manometer, its characterized in that, includes joint attenuator, spring pipe, dial plate, core, pointer, connecting rod buffer, central buffer, reinforcing damping gear and fan-shaped buffer, joint attenuator and spring union coupling, connecting rod buffer is connected with fan-shaped buffer, the pointer is installed on the dial plate, the core is connected with the dial plate, central buffer is connected with the core, fan-shaped buffer is connected with the core, reinforcing damping gear is connected with connecting rod buffer.
2. An oil-free dry type buffering and shock-proof pressure gauge as claimed in claim 1, wherein a built-in buffering device is arranged between the joint damper and the spring tube, the built-in buffering device is connected with the joint damper, and the built-in buffering device is connected with the spring tube.
3. An oil-free dry buffer shock-proof pressure gauge as claimed in claim 1, wherein the link buffer device comprises a link, and the link is connected with a spring tube.
4. An oil-free dry type buffering shock-resistant pressure gauge as claimed in claim 1, wherein the movement is provided with an upper limit device and a lower limit device.
5. An oil-free dry buffer shock-proof pressure gauge as claimed in claim 1, wherein the central buffer device comprises a central wheel and a first gear oil cup, and the first gear oil cup is connected with the central wheel.
6. An oil-free dry buffer shock-proof pressure gauge as claimed in claim 1, wherein the fan-shaped buffer device comprises a fan-shaped wheel and a second gear oil cup, and the fan-shaped wheel is connected with the second gear oil cup.
7. An oil-free dry buffer shock-resistant pressure gauge as claimed in claim 5, wherein the first gear oil cup is filled with high-viscosity shock-resistant silicone grease.
8. An oil-free dry buffer shock-resistant pressure gauge as claimed in claim 6, wherein the second gear oil cup is filled with high-viscosity shock-resistant silicone grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021128571.0U CN213455964U (en) | 2020-06-17 | 2020-06-17 | Oil-free dry type buffering shock-proof pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021128571.0U CN213455964U (en) | 2020-06-17 | 2020-06-17 | Oil-free dry type buffering shock-proof pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213455964U true CN213455964U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021128571.0U Active CN213455964U (en) | 2020-06-17 | 2020-06-17 | Oil-free dry type buffering shock-proof pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213455964U (en) |
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2020
- 2020-06-17 CN CN202021128571.0U patent/CN213455964U/en active Active
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