CN217874666U - Pressure meter interface conversion device - Google Patents
Pressure meter interface conversion device Download PDFInfo
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- CN217874666U CN217874666U CN202221855034.5U CN202221855034U CN217874666U CN 217874666 U CN217874666 U CN 217874666U CN 202221855034 U CN202221855034 U CN 202221855034U CN 217874666 U CN217874666 U CN 217874666U
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- pressure gauge
- counter bore
- hole
- connecting rod
- connecting plate
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Abstract
The utility model belongs to the technical field of pressure gauges, and relates to a pressure gauge interface conversion device, which comprises an upper connection plate and a lower connection plate which are mutually matched and connected; a first center hole penetrates through the middle of the upper connecting plate, a first counter bore is coaxially arranged in the first center hole, and first through holes are symmetrically arranged on two sides of the first center hole; a second central hole penetrates through the middle part of the lower connecting plate, a second counter bore is coaxially arranged in the second central hole, and second through holes are symmetrically arranged on two sides of the second central hole; during operation, the step part at the tail end of the connecting rod of the pressure gauge is arranged in a cavity formed by the first counter bore and the second counter bore, two semicircular metal rings are oppositely arranged on the upper surface of the step part at the tail end of the connecting rod of the pressure gauge around the connecting rod of the pressure gauge, and a limit position is formed between the upper surface of the semicircular metal rings and the first counter bore. The conversion device can convert a special interface of the pressure gauge into a conventional threaded interface, so that the pressure gauge is adaptive to more conventional equipment.
Description
Technical Field
The utility model belongs to the technical field of the manometer, a manometer interface conversion equipment is related to.
Background
The GEA manometer adopts special installation interface, can't be connected with conventional equipment and use, if: the pressure gauge cannot be normally connected and fixed with a metering instrument during metering and calibration.
Disclosure of Invention
The utility model provides a to above-mentioned problem, provide a manometer interface conversion equipment, this conversion equipment can convert the special interface of manometer into conventional hickey for the manometer adaptation is in more conventional equipment.
According to the technical scheme of the utility model: the utility model provides a pressure gauge interface conversion equipment which characterized in that: comprises an upper connection plate and a lower connection plate which are mutually matched and connected;
a first center hole penetrates through the middle of the upper connecting plate, a first counter bore is coaxially arranged in the first center hole, and first through holes are symmetrically arranged on two sides of the first center hole;
a second central hole penetrates through the middle part of the lower connecting plate, a second counter bore is coaxially arranged in the second central hole, and second through holes are symmetrically arranged on two sides of the second central hole;
during operation, the step portion at the tail end of a connecting rod of the pressure gauge is arranged in a cavity formed by the first counter bore and the second counter bore, two semicircular metal rings are arranged on the upper surface of the step portion at the tail end of the connecting rod of the pressure gauge in an involutory mode around the connecting rod of the pressure gauge, limiting is formed between the upper surface of each semicircular metal ring and the corresponding first counter bore, a bolt penetrates through the first through hole and the second through hole after being aligned, the bolt is locked through a nut, an axially extending outer threaded portion is coaxially arranged on the bottom surface of the lower connecting plate and the second counter bore, an air hole penetrates through the rotation center of the outer threaded portion, and the air hole is communicated with an inner hole of the connecting rod of the pressure gauge.
As a further improvement, the inner diameter of the first counter bore is larger than the outer diameter of the step part, and the inner diameter of the two semicircular metal rings after being closed is smaller than the outer diameter of the step part.
As a further improvement, the bottom surface of the lower connecting plate is coaxially provided with a hexagonal hole corresponding to each second through hole respectively, and the head of the bolt is limited and arranged in the hexagonal hole.
As a further improvement, the connecting rod end of the pressure gauge is provided with an annular groove, a sealing ring is arranged in the annular groove, and the sealing ring is tightly pressed on the upper surface of the second counter bore.
The technical effects of the utility model lie in: the product of the utility model has reasonable and ingenious structure, safe and reliable design, and can be adapted to a 150MPa high-pressure gauge; the size is small and exquisite, and the carrying is convenient; the product has simple structure and can be quickly disassembled and assembled.
Drawings
Fig. 1 is a schematic structural view of a pressure gauge.
Fig. 2 is a schematic view of the usage state of the present invention.
Fig. 3 is a schematic structural view of a semicircular metal ring.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings.
In fig. 1~3, it includes an upper connection plate 10, a first center hole 11, a first counter bore 12, a first through hole 13, a lower connection plate 20, a second center hole 21, a second counter bore 22, a second through hole 23, a hexagonal hole 24, an external thread portion 25, a bolt 30, a nut 40, a semicircular metal ring 50, a pressure gauge 60, a step portion 61, a seal ring 70, etc.
As shown in 1~3, because the manometer (GEA manometer) adopts special installation interface, can't be connected with conventional equipment and use, the utility model provides a manometer interface conversion equipment, this conversion equipment can convert the special interface of GEA manometer into conventional hickey to let the manometer adaptation in more conventional equipment, like metering apparatus etc..
In order to achieve the above object, the technical solution of the present invention includes an upper connection plate 10 and a lower connection plate 20 which are used in cooperation with each other, in a specific use, a step portion 61 at the end of a connection rod of a pressure gauge 60 is locked and fixed with the lower connection plate 20 through the upper connection plate 10, an air hole arranged at the center of an external thread portion 25 constructed on the lower connection plate 20 is in sealed communication with an air hole at the center of the connection rod of the pressure gauge 60, and a method for realizing the sealed communication includes: an annular groove is arranged on the connecting rod of the pressure gauge 60 corresponding to the lower part of the step part 61, a sealing ring 70 is arranged on the annular groove in a matching way, and the sealing ring 70 realizes the sealing connection of the air hole of the pressure gauge 60 and the air hole of the external thread part 25 of the lower connecting plate 20.
It can be understood that the upper adapter plate 10 and the lower adapter plate 20 are fastened and connected with the nut 40 through the bolt 30, and the specific scheme is that the first through holes 13 are respectively arranged on two sides of the upper adapter plate 10 in a penetrating manner, the second through holes 23 are respectively arranged on two sides of the lower adapter plate 20 in a penetrating manner, and in the process of involutory connection between the upper adapter plate 10 and the lower adapter plate 20, the first through holes 13 and the second through holes 23 are axially aligned and then locked and fixed with the nut 40 through the bolt 30. Further, in order to avoid the follow-up rotation of the bolt 30 in the connection process, a hexagonal hole 24 is formed in the bottom surface of the lower adapter plate 20, the hexagonal hole 24 is a counter bore, the head of the bolt 30 is limited and placed in the hexagonal hole 24, and the upper adapter plate 10 and the lower adapter plate 20 are fixedly connected by screwing the nut 40.
Further, a first central hole 11 is arranged in the middle of the upper connecting plate 10 in a penetrating manner, and a first counter bore 12 is coaxially arranged on the bottom surface of the upper connecting plate 10 and the first central hole 11; a second central hole 21 is arranged in the middle of the lower connecting plate 20 in a penetrating manner, and a second counter bore 22 is coaxially arranged on the bottom surface of the lower connecting plate 20 and the second central hole 21; go up fishplate bar 10 and lower fishplate bar 20 and closing when being connected, first counter bore 12 and the axial of second counter bore 22 align, in the space that first counter bore 12 and second counter bore 22 constitute was arranged in to step portion 61 of manometer 60, the bottom surface of step portion 61 supports on second counter bore 22, the top surface of step portion 61 closes around manometer 60's connecting rod and sets up two semicircle becket 50, two semicircle becket 50 enclose and close together and form a whole circle spacing ring, the upper surface of this spacing ring is compressed tightly by the first counter bore 12 of last fishplate bar 10. Through the above structure, the adapter connection of the pressure gauge 60 is realized, and it can be understood that the sealing ring is pressed against the second counterbore 22 through the step part 61. The bottom surface of lower fishplate bar 20 sets up external screw thread portion 25 with the second counter bore 22 is coaxial, and the inside gas pocket of external screw thread portion 25 is linked together with the gas pocket that sets up on the manometer 60 connecting rod, can realize through external screw thread portion 25 that manometer 60 and outside conventional equipment's reliable swift is connected, promptly, can the multiple conventional equipment of adaptation.
The utility model discloses the product is in the use, as follows with manometer 60's connection: firstly, a connecting rod of a pressure gauge 60 penetrates through a first counter bore 12 of an upper connecting plate 10 from top to bottom, then the connecting rod of the pressure gauge 60 penetrates through a second counter bore 22 of a lower connecting plate 20 from top to bottom, then two semicircular metal rings 50 are arranged on the upper surface of a step part 61 around the connecting rod of the pressure gauge 60, the semicircular metal rings 50 are tightly pressed through the first counter bore 12, and the semicircular metal rings 50 are limited and arranged between a first step hole 12 of the upper connecting plate 10 and the step part 61 of the pressure gauge 60; then draw close up going up fishplate bar 10 and lower fishplate bar 20 orientation together again, run through the first through-hole 13 of going up fishplate bar 10 and the second through-hole 23 of lower fishplate bar 20 with bolt 30 again, rethread nut 40 is tight with bolt 30, realizes going up fishplate bar 10 and lower fishplate bar 20's fastening connection, and the bolt head of bolt 30 is arranged in the interior hexagonal hole 24 of lower fishplate bar 20 down in-process in transit, can avoid the follow-up of bolt 30 in the connecting nut in-process to change. Realize manometer 60 promptly through above-mentioned step with the utility model discloses the fixed connection of product to can realize that manometer 60 is connected through the reliable swift of external screw thread portion 25 with external equipment.
The utility model discloses in the use, assemble integratively with manometer 60, convert the manometer of general hickey into, can improve manometer 60's suitability, extend and use the scene, but the adaptation more highly compressed manometer, like 150MPa high pressure manometer, simultaneously the utility model discloses the product dismouting is more convenient, only needs two nut 40 locking, and the product size is small and exquisite, convenient to carry.
Claims (4)
1. The utility model provides a pressure gauge interface conversion equipment which characterized in that: comprises an upper connecting plate (10) and a lower connecting plate (20) which are mutually matched and connected;
a first center hole (11) penetrates through the middle of the upper connecting plate (10), a first counter bore (12) is coaxially arranged in the first center hole (11), and first through holes (13) are symmetrically arranged on two sides of the first center hole (11);
a second central hole (21) penetrates through the middle part of the lower connecting plate (20), a second counter bore (22) is coaxially arranged in the second central hole (21), and second through holes (23) are symmetrically arranged on two sides of the second central hole (21);
when the pressure gauge works, a step part (61) at the tail end of a connecting rod of a pressure gauge (60) is arranged in a cavity formed by a first counter bore (12) and a second counter bore (22), two semicircular metal rings (50) are arranged on the upper surface of the step part (61) at the tail end of the connecting rod of the pressure gauge (60) in an involutory mode around the connecting rod of the pressure gauge (60), a limiting position is formed between the upper surface of each semicircular metal ring (50) and the first counter bore (12), a bolt (30) penetrates through and is locked through a nut (40) after a first through hole (13) and a second through hole (23) are aligned, an axially extending outer threaded part (25) is coaxially arranged on the bottom surface of a lower connecting plate (20) and the second counter bore (22), an air hole penetrates through the rotation center of the outer threaded part (25), and the air hole is communicated with an inner hole of the connecting rod of the pressure gauge (60).
2. The pressure gauge interface converting apparatus of claim 1, wherein: the inner diameter of the first counter bore (12) is larger than the outer diameter of the step part (61), and the inner diameter of the two semicircular metal rings (50) after involution is smaller than the outer diameter of the step part (61).
3. The pressure gauge interface converting apparatus of claim 1, wherein: the bottom surface of the lower connecting plate (20) is respectively and coaxially provided with a hexagonal hole (24) corresponding to each second through hole (23), and the head of the bolt (30) is limited and arranged in the hexagonal hole (24).
4. The pressure gauge interface converting apparatus of claim 1, wherein: the tail end of a connecting rod of the pressure gauge (60) is provided with a ring groove, a sealing ring is arranged in the ring groove, and the sealing ring is tightly pressed on the upper surface of the second counter bore (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221855034.5U CN217874666U (en) | 2022-07-19 | 2022-07-19 | Pressure meter interface conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221855034.5U CN217874666U (en) | 2022-07-19 | 2022-07-19 | Pressure meter interface conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217874666U true CN217874666U (en) | 2022-11-22 |
Family
ID=84052562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221855034.5U Active CN217874666U (en) | 2022-07-19 | 2022-07-19 | Pressure meter interface conversion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217874666U (en) |
-
2022
- 2022-07-19 CN CN202221855034.5U patent/CN217874666U/en active Active
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