CN219573218U - Calibrating device for gas Roots flowmeter - Google Patents
Calibrating device for gas Roots flowmeter Download PDFInfo
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- CN219573218U CN219573218U CN202320115727.9U CN202320115727U CN219573218U CN 219573218 U CN219573218 U CN 219573218U CN 202320115727 U CN202320115727 U CN 202320115727U CN 219573218 U CN219573218 U CN 219573218U
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- fixed
- roots flowmeter
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- gas roots
- platform
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The utility model relates to the technical field of gas Roots flowmeters, and discloses a calibrating device for a gas Roots flowmeter, which comprises a platform plate, wherein a placing pad is fixedly arranged in the middle of the upper side of the platform plate, fixing plates are symmetrically and fixedly arranged at the left end and the right end of the upper side of the platform plate, and electric telescopic rods are symmetrically and fixedly arranged at the sides, relatively close to the two fixing plates. This a calibrating device for gaseous roots flowmeter utilizes two fixed frames of inserting and its subassembly to fix gaseous roots flowmeter, starts electric telescopic handle, dock flange and the flange on the gaseous roots flowmeter and fix, and the commonality of device is stronger, can fix the gaseous roots flowmeter of different diameter big or small pipelines, and the connection is stable, and the leakproofness is better, can be fine fix gaseous roots flowmeter on the platform board and make things convenient for calibration work, and the installation of fixed frame of inserting is simple and convenient with demolising, can accomplish the fixed operation to gaseous roots flowmeter fast for the going on of calibration work.
Description
Technical Field
The utility model relates to the technical field of gas Roots flowmeters, in particular to a calibrating device for a gas Roots flowmeter.
Background
The transportation of gas is usually carried out in a pipeline, so that the gas is transmitted to a place where the gas needs to be used, and the transportation of gas in the pipeline is also often carried out by using a gas Roots flowmeter, wherein the flowmeter is a high-precision metering instrument for calculating the quantity of gas passing through the pipeline, and the gas Roots flowmeter needs to be subjected to a calibration operation before being used for ensuring the accuracy of the metering instrument.
In a chinese patent document of the present application No. CN202023092909.4, a calibration device for a gas Roots flowmeter is described, in the device, through placing the center of the gas Roots flowmeter on a placing seat on a mounting plate, form preliminary positioning for the gas Roots flowmeter, accomplish clamping positioning for the pipeline of the gas Roots flowmeter through two adjacent fixing rings, simultaneously, the extrusion block moves on the mounting plate, drive the butt flange to move towards the center of the mounting plate through the action of a moving rod, at this moment, the two butt flanges respectively complete butt joint with two flanges of the gas Roots flowmeter, complete the preparation work before calibration for the gas Roots flowmeter, easy operation, simplify the operation steps of the gas Roots flowmeter before calibration, and simultaneously also facilitate disassembly, take off the gas Roots flowmeter, its disadvantage is that the fixed ring internal diameter for fixing clamping in the device is certain, can't adjust, can't be applicable to the clamping work of the gas Roots flowmeter of the same type, because the diameters of two side pipelines of different types of gas Roots flowmeter may not be different, resulting in poor versatility of the device, and satisfying the use.
Disclosure of Invention
(one) solving the technical problems
The present utility model is directed to a calibration device for a gas roots flowmeter to solve the above-mentioned problems set forth in the background art.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a calibrating device for gaseous roots flowmeter, includes the platform board, the upside middle part fixed mounting of platform board has the pad of placing, both ends symmetry fixed mounting has the fixed plate about the platform board upside, two the one side symmetry fixed mounting that the fixed plate is relatively close has electric telescopic handle, two electric telescopic handle's activity end fixed mounting has the fixed block, two the upper end symmetry fixed mounting of fixed block has the connecting pipe, two the one side fixed mounting that the connecting pipe is relatively close has flange, two sets of slots have been seted up to the upside symmetry of platform board, every group the slot is provided with two, and every group insert on the slot and be provided with fixed cartridge, two threaded hole two have been run through to be provided with on the front and back side and the upside of fixed cartridge, every threaded hole two internal thread connection have, every threaded rod is located the one end fixed mounting of the outside of fixed cartridge has the turning hands, every threaded rod is located the one end fixed rotation extrusion piece of the inboard of fixed cartridge, every one side fixed mounting of extrusion piece has the cushion.
Preferably, the two fixed inserting frames are symmetrically arranged on two sides of the placing pad, and the two fixed inserting frames are arranged between the two connecting flanges.
Preferably, the inner side of the platform plate is provided with two front and rear upward pin holes I in a penetrating way, the bottom plate of the two fixed plug frames is provided with pin holes II in a penetrating way, each pin hole I and the corresponding pin hole II are arranged on the same straight line, and the diameters of the pin holes I and II are the same.
Preferably, a bolt is inserted into each first pin hole and each second pin hole, the front end of each bolt penetrates out of the front side of the platform plate and is fixedly provided with a rotating cap, and a screw hole is formed in the rotating cap.
Preferably, two fixing seats are fixedly installed on the rear side face of the platform plate, first threaded holes are formed in the two fixing seats, the rear end of each bolt penetrates out of the rear side of the platform plate and is fixedly provided with a threaded column, and each threaded column is in threaded connection with the corresponding first threaded hole.
Compared with the prior art, the utility model has the beneficial effects that:
this a calibrating device for gas roots flowmeter, firstly place the gas roots flowmeter on the pad of placing on the platform board, and put just in place, then insert two fixed frame and use the bolt fixed on the platform board, through rotating the multiunit revolving hands that set up on the fixed frame of inserting, promote extrusion piece and the cushion that the threaded rod other end rotated and connect fix the pipeline of gas roots flowmeter both sides, start electric telescopic handle at last, dock flange and flange on the gas roots flowmeter and fix, make things convenient for follow-up calibration operation, the device commonality is stronger, can fix the gaseous roots flowmeter of the pipeline of multiunit type diameter size, and the connection is stable, the leakproofness is better, can be fine fix the gas roots flowmeter on the platform board and make things convenient for calibration work, the installation of fixed frame of inserting is simple and convenient with demolish, can accomplish the fixed operation to gas roots flowmeter fast, speed up the calibration work.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of a fixing bracket according to the present utility model;
FIG. 3 is a schematic elevational view of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. a platform plate; 2. placing a pad; 3. a fixing plate; 4. an electric telescopic rod; 5. a fixed block; 6. a connecting pipe; 7. a connecting flange; 8. fixing the inserting frame; 9. a slot; 10. pin holes I; 11. a pin hole II; 12. a fixing seat; 13. a plug pin; 14. a threaded column; 15. a first threaded hole; 16. a rotating cap; 17. a threaded hole II; 18. a threaded rod; 19. turning hands; 20. extruding a block; 21. and a soft cushion.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a calibrating device for gas roots flowmeter, including platform board 1, the upside middle part fixed mounting of platform board 1 has place pad 2, the fixed plate 3 is fixed to both ends symmetry about the platform board 1 upside, the one side symmetry fixed mounting that two fixed plates 3 are relatively close has electric telescopic handle 4, the movable end fixed mounting of two electric telescopic handle 4 has fixed block 5, the upper end symmetry fixed mounting of two fixed blocks 5 has connecting pipe 6, the one side fixed mounting that two connecting pipes 6 are relatively close has flange 7, two sets of slots 9 have been seted up to the upside symmetry of platform board 1, every set of slot 9 is provided with two, insert on every set of slot 9 and be provided with fixed cartridge 8, threaded hole second 17 has been run through to the front and back side and the upside of two fixed cartridges 8, run through threaded connection in every threaded hole second 17, the one end fixed mounting who is located the outside of fixed cartridge 8 of each threaded rod 18 has swivel hand 19, the one end fixed rotation extrusion piece 20 that the one side fixed mounting of each threaded rod 18 is located the inboard of fixed cartridge 8, one side fixed mounting has connecting flange 21 of each extrusion piece 20, the corresponding swivel joint 19 is rotated to the screw thread hole 21, the inside of the fixed bolster is fixed line of the cushion that can be pushed to the inside of the cushion 21 is moved to the cushion, the cushion can be fixed to the inside of the cushion, the cushion is fixed to the cushion of gas flowmeter is moved to the cushion, the two sides can be pushed by the cushion 21;
the two fixed plug frames 8 are symmetrically arranged on two sides of the placing pad 2, the two fixed plug frames 8 are arranged between the two connecting flanges 7, the fixed plug frames 8 are used for fixing pipelines on two sides of the gas Roots flowmeter, the connecting flanges 7 are in butt joint with flanges on two sides of the gas Roots flowmeter, two first pin holes 10 which are upward from front to back are formed in the inner side of the platform plate 1 in a penetrating mode, second pin holes 11 are formed in the bottom plate of the two fixed plug frames 8 in a penetrating mode, each first pin hole 10 and the corresponding second pin hole 11 are arranged on the same straight line, the diameters of the first pin holes 10 and the second pin holes 11 are identical, a plug 13 is inserted into each first pin hole 10 and the corresponding second pin hole 11, the front end of each plug 13 penetrates out of the front side of the platform plate 1 and is fixedly provided with a rotating cap 16, a screw hole is formed in the rotating cap 16, two fixing seats 12 are fixedly arranged on the rear side of the platform plate 1, a first threaded hole 15 is formed in the inner side of the two fixing seats 12, the rear end of each plug 13 penetrates out of the rear side of the platform plate 1 and is fixedly provided with a threaded post 14, each first threaded post 14 is connected with the corresponding first pin hole 15, the plug 13 is inserted into the corresponding first pin hole 15, a tool is screwed into the first pin hole 11 and is screwed into the corresponding second pin hole 11, the first plug hole 11 is screwed into the threaded post 13, and the other is screwed into the corresponding second threaded post 13, and the like is screwed into the fixing hole 13, and the rotary cap is screwed into the first hole 13, and the rotary cap is screwed into the tool 13.
Working principle: firstly, a gas Roots flowmeter is placed on a platform plate 1, the central bottom of the gas Roots flowmeter is kept on the central surface of the upper side of a placing pad 2, pipelines on two sides are respectively placed above two sides of the platform plate 1 horizontally, then two fixed plug frames 8 are inserted into corresponding slots 9 from the upper side, a plug pin 13 is inserted into a pin hole I10 and a corresponding pin hole II 11 respectively from the front side of the platform plate 1, a rotating cap 16 on the plug pin 13 is rotated by a screwdriver, a threaded column 14 on the rear side of the plug pin 13 is screwed into a corresponding fixed seat 12, thus the two fixed plug frames 8 are fixed on the platform plate 1, two rotating hands 19 above the two fixed plug frames 8 are rotated firstly, a threaded rod 18 moves towards the inner sides of the fixed plug frames 8, the two extruding blocks 20 extrude the upper sides of the pipelines on two sides of the gas Roots flowmeter, the two rotating hands 19 on the front and rear sides of the two fixed plug frames 8 continue to extrude the pipelines on two sides of the gas Roots flowmeter in the same mode, thus the two electric plug frames 4 can be screwed into the corresponding fixed seat 1, the two flange connecting rods are further connected with the two flange plates 5 by the two connecting rods, and the two flange connecting rods are further connected with each other by the two flange connecting rods, and the two flange connecting rods are further convenient to move.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.
Claims (5)
1. A calibration device for a gas roots flowmeter comprising a platform plate (1), characterized in that: the utility model discloses a compression cushion, including fixed bolster, threaded rod (18) are installed in the upside middle part fixed mounting of platform board (1), fixed bolster (2) are placed in the upside middle part fixed mounting of platform board (1), both ends symmetry fixed bolster (3) are installed in the upside left and right sides of platform board (1), two one side symmetry fixed mounting that fixed bolster (3) are relatively close to has electric telescopic handle (4), two fixed bolster (5) are installed in the movable end fixed mounting of electric telescopic handle (4), two upper end symmetry fixed mounting of fixed bolster (5) has connecting pipe (6), two one side fixed mounting that connecting pipe (6) are relatively close to has flange (7), two sets of slot (9) are seted up to the upside symmetry of platform board (1), every group slot (9) are provided with two on inserting fixed cartridge (8), two the front and back side and the upside of fixed cartridge (8) run through and have offered threaded hole second (17), run through threaded rod second (17) in threaded rod threaded connection has threaded rod (18), every threaded rod (18) are located fixed bolster) are installed in the outside (20) of fixed bolster, every one side (20) are located fixed bolster is installed in the extrusion.
2. A calibration device for a gas roots flowmeter according to claim 1, wherein: the two fixed inserting frames (8) are symmetrically arranged on two sides of the placing pad (2), and the two fixed inserting frames (8) are arranged between the two connecting flanges (7).
3. A calibration device for a gas roots flowmeter according to claim 2, wherein: two first pin holes (10) which are upward from front to back are formed in the inner side of the platform plate (1) in a penetrating mode, second pin holes (11) are formed in the bottom plate of the fixed plug-in frame (8) in a penetrating mode, and each first pin hole (10) and the corresponding second pin hole (11) are arranged on the same straight line.
4. A calibration device for a gas roots flowmeter according to claim 3, wherein: each pin hole I (10) and each corresponding pin hole II (11) are internally provided with a bolt (13), the front end of each bolt (13) penetrates out of the front side of the platform plate (1) and is fixedly provided with a rotating cap (16), and a screw hole is formed in the rotating cap (16).
5. A calibration device for a gas roots flowmeter according to claim 4, wherein: two fixing seats (12) are fixedly arranged on the rear side face of the platform plate (1), first threaded holes (15) are formed in the two fixing seats (12), the rear end of each bolt (13) penetrates out of the rear side of the platform plate (1) and is fixedly provided with a threaded column (14), and each threaded column (14) is in threaded connection with the corresponding first threaded hole (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320115727.9U CN219573218U (en) | 2023-02-06 | 2023-02-06 | Calibrating device for gas Roots flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320115727.9U CN219573218U (en) | 2023-02-06 | 2023-02-06 | Calibrating device for gas Roots flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219573218U true CN219573218U (en) | 2023-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320115727.9U Active CN219573218U (en) | 2023-02-06 | 2023-02-06 | Calibrating device for gas Roots flowmeter |
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| Country | Link |
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| CN (1) | CN219573218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117091679A (en) * | 2023-10-20 | 2023-11-21 | 济宁市质量计量检验检测研究院(济宁半导体及显示产品质量监督检验中心、济宁市纤维质量监测中心) | Gas flowmeter calibrating device and method |
-
2023
- 2023-02-06 CN CN202320115727.9U patent/CN219573218U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117091679A (en) * | 2023-10-20 | 2023-11-21 | 济宁市质量计量检验检测研究院(济宁半导体及显示产品质量监督检验中心、济宁市纤维质量监测中心) | Gas flowmeter calibrating device and method |
| CN117091679B (en) * | 2023-10-20 | 2024-03-22 | 济宁市质量计量检验检测研究院(济宁半导体及显示产品质量监督检验中心、济宁市纤维质量监测中心) | Gas flowmeter calibrating device and method |
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