CN217465872U - Venturi tube with long service life - Google Patents
Venturi tube with long service life Download PDFInfo
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- CN217465872U CN217465872U CN202220474595.4U CN202220474595U CN217465872U CN 217465872 U CN217465872 U CN 217465872U CN 202220474595 U CN202220474595 U CN 202220474595U CN 217465872 U CN217465872 U CN 217465872U
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Abstract
The utility model relates to a long service life's venturi relates to venturi technical field, the device comprises a device body, the inner wall of device body is provided with protection machanism, protection machanism is including setting up first protective tube and the second protection tube at device body inner wall. The beneficial effects of the utility model reside in that, at first before the device uses, insert the inside of device body with first protection tube and second protection tube respectively, and need make the extension piece enter into the inside in square groove, then promote the stopper in the middle of the mounting groove inner wall forward, the stopper can enter into in the middle of the square groove through the straight flute after promoting forward, then the stopper will laminate mutually with the inner wall of dead slot, realize the spacing processing to first protection tube and second protection tube, stability when increasing the installation, then insert the montant in the middle of the through-hole on the square surface, stability when indirectness ground increases first protection tube and second protection tube installation.
Description
Technical Field
The utility model relates to a venturi technical field especially relates to a long service life's venturi.
Background
The venturi tube is divided into a built-in venturi tube and a plug-in venturi tube according to the structure. The fluid measuring device has good effects in measurement of combustion-supporting air, cold air and coal gas of hot blast stoves in steel plants and measurement of primary air, secondary air, large pipe diameter and low-flow-rate pipe meters of boilers in thermal power plants, solves the problem of accurate measurement of various gas flows of low pressure, large pipe diameter and low flow rate in the existing industrial enterprises, and has wide measuring range and convenient installation. The unique structure design and the data processing method have strict fluid mechanics basis and carry out real flow calibration in a national large-scale key wind tunnel laboratory.
In prior art, venturi is at the in-process of normal use, has rivers or the wind current to pass through from venturi's inner wall to this comes the accurate measurement of flow, so the inner wall of venturi in the measuring process can contact with rivers or wind current, so long-time inner wall with venturi contacts, can cause the condition that the loss appears in the venturi inner wall this moment, if venturi's use intensity is high, then can the significantly reduced venturi's life.
SUMMERY OF THE UTILITY MODEL
In view of the above problems in the prior art, the main object of the present invention is to provide a venturi tube with a long service life.
The technical scheme of the utility model is like this:
the utility model provides a long service life's venturi, includes the device body, the inner wall of device body is provided with protection machanism, protection machanism is including setting up first protective tube and the second protection tube at device body inner wall, the equal fixed mounting of surface of first protective tube and second protection tube has the extension piece, square groove has been seted up to the surface of device body, the mounting groove has been seted up to the surface of device body, the inner wall slidable mounting of mounting groove has the stopper, the inner wall fixed mounting of mounting groove has the installation pole, the surface slidable mounting of installation pole has the montant, the surface of stopper is provided with the square, and the surface of square is provided with the through-hole, the bottom of montant extends to the inner wall of through-hole.
In a preferred embodiment, the inner wall of the square groove is attached to the outer surface of the extension block.
The technical effect of adopting the further scheme is as follows: the stress area of the extension block is increased, and the stability during installation is improved.
As a preferred embodiment, the straight flute has been seted up between the inner wall of mounting groove and the inner wall of square groove, the surface of stopper is laminated with the inner wall of straight flute mutually, the dead slot with stopper looks adaptation is seted up to the surface of extension piece.
The technical effect of adopting the further scheme is as follows: the extending block enters the inner wall of the square groove through the empty groove.
As a preferred embodiment, the top end of the vertical rod is fixedly provided with a top block, and the bottom of the top block is attached to the outer surface of the mounting rod.
The technical effect of adopting the further scheme is as follows: the outer surface of the ejector block and the outer surface of the mounting rod are attached, so that the stress area of the limiting rod is indirectly increased.
As a preferred embodiment, the top of the limiting block is provided with a sliding groove, and the outer surface of the mounting rod is attached to the inner wall of the sliding groove.
The technical effect of adopting the further scheme is as follows: the inner walls of the mounting rods and the sliding grooves are mutually attached, so that the stress area of the limiting block is increased.
In a preferred embodiment, a first magnet is fixedly mounted on an outer surface of the mounting rod, a second magnet is fixedly mounted on an outer surface of the top block, and the first magnet and the second magnet have opposite magnetic poles.
The technical effect of adopting the further scheme is as follows: through adsorbing each other between first magnet and the second magnet, further carry on spacingly to the montant.
In a preferred embodiment, a sealing gasket is arranged at the interface of the first protective tube and the second protective tube.
The technical effect of adopting the further scheme is as follows: and inaccurate measurement results are prevented.
The utility model has the advantages of it is following and beneficial effect:
1. the utility model discloses in, at first before the device uses, insert the inside of device body with first protection tube and second protection tube respectively, and need make the extension piece enter into the inside in square groove, then promote the stopper in the middle of the mounting groove inner wall forward, the stopper can enter into in the middle of the square groove through the straight flute after promoting forward, then the stopper will laminate mutually with the inner wall of dead slot, realize the spacing processing to first protection tube and second protection tube, stability when increasing the installation, then insert the montant in the middle of the through-hole on the square surface again, make the stopper keep at spacing fixed position, stability when indirectly increasing first protection tube and second protection tube installation.
2. The utility model discloses in, will improve certain slip stability through the sliding tray and the surface friction of installation pole at gliding in-process when the stopper, and when the montant lapse back, when the kicking block was laminated with the surface of installation pole, first magnet can and the second magnet between adsorb each other, further increases the stability when spacing.
Description of the drawings:
fig. 1 is a schematic front view of a venturi tube with a long service life according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an internal structure of a long-life venturi provided by an embodiment of the present invention;
FIG. 3 is a side view of the interior of a long-life venturi provided by an embodiment of the present invention;
fig. 4 is an enlarged view of a portion a in fig. 3 of the venturi tube with a long service life according to an embodiment of the present invention.
Illustration of the drawings:
1. a device body; 2. a protection mechanism; 201. a first protective tube; 202. a second protection tube; 203. a square groove; 204. an extension block; 205. mounting grooves; 206. a limiting block; 207. mounting a rod; 208. a vertical rod; 209. a top block; 3. a first magnet; 4. a second magnet.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The invention will be further described with reference to the drawings and specific examples.
Example 1
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: a venturi tube with long service life comprises a device body 1, a protection mechanism 2 is arranged on the inner wall of the device body 1, the protection mechanism 2 comprises a first protection tube 201 and a second protection tube 202 which are arranged on the inner wall of the device body 1, extension blocks 204 are fixedly arranged on the outer surfaces of the first protection tube 201 and the second protection tube 202, a square groove 203 is formed in the outer surface of the device body 1, a mounting groove 205 is formed in the outer surface of the device body 1, a limiting block 206 is slidably arranged on the inner wall of the mounting groove 205, a mounting rod 207 is fixedly arranged on the inner wall of the mounting groove 205, a vertical rod 208 is slidably arranged on the outer surface of the mounting rod 207, a square block is arranged on the outer surface of the limiting block 206, a through hole is formed in the outer surface of the square block, the bottom end of the vertical rod 208 extends to the inner wall of the through hole, the inner wall of the square groove 203 is attached to the outer surface of the extension block 204, a straight groove is formed between the inner wall of the mounting groove 205 and the inner wall of the square groove 203, the outer surface of the limiting block 206 is attached to the inner wall of the straight groove, the outer surface of the extending block 204 is provided with a hollow groove matched with the limiting block 206, the top end of the vertical rod 208 is fixedly provided with a top block 209, and the bottom of the top block 209 is attached to the outer surface of the mounting rod 207.
In this embodiment, first, before the device is used, the first protection tube 201 and the second protection tube 202 are inserted into the device body 1, and the extension block 204 needs to enter the inside of the square groove 203, then the limit block 206 in the middle of the inner wall of the installation groove 205 is pushed forward, the limit block 206 can enter the square groove 203 through the straight groove after being pushed forward, then the limit block 206 can be attached to the inner wall of the empty groove, the limit processing of the first protection tube 201 and the second protection tube 202 is realized, the stability during installation is increased, then the vertical rod 208 is inserted into the through hole on the outer surface of the square block, the limit block 206 is kept at the limit fixed position, and the stability during installation of the first protection tube 201 and the second protection tube 202 is indirectly increased.
Example 2
As shown in fig. 3 and 4, a sliding groove is formed at the top of the limiting block 206, the outer surface of the mounting rod 207 is attached to the inner wall of the sliding groove, a first magnet 3 is fixedly mounted on the outer surface of the mounting rod 207, a second magnet 4 is fixedly mounted on the outer surface of the top block 209, the first magnet 3 and the second magnet 4 have opposite magnetic poles, and a sealing gasket is arranged at the interface between the first protection tube 201 and the second protection tube 202.
In this embodiment, when the limiting block 206 will rub against the outer surface of the mounting rod 207 through the sliding groove during the sliding process, a certain sliding stability is improved, and when the top block 209 is engaged with the outer surface of the mounting rod 207 after the vertical rod 208 moves downward, the first magnet 3 and the second magnet 4 will be attracted to each other, thereby further increasing the stability during the limiting process.
The working principle is as follows:
as shown in fig. 1, 2, 3 and 4, before the device is used, the first protection tube 201 and the second protection tube 202 are respectively inserted into the interior of the device body 1, and the extension block 204 is required to enter the interior of the square groove 203, then the limit block 206 in the interior wall of the installation groove 205 is pushed forward, the limit block 206 is pushed forward and then enters the square groove 203 through the straight groove, then the limit block 206 will be attached to the interior wall of the empty groove, so as to limit the first protection tube 201 and the second protection tube 202, increase the stability during installation, then the vertical rod 208 is inserted into the through hole on the exterior surface of the block, so as to keep the limit block 206 at a limit fixed position, indirectly increase the stability during installation of the first protection tube 201 and the second protection tube 202, when the limit block 206 slides, the limit block 206 will rub against the exterior surface of the installation rod 207 through the sliding groove, certain sliding stability is improved, and when the top block 209 is engaged with the outer surface of the mounting rod 207 after the vertical rod 208 moves downwards, the first magnet 3 and the second magnet 4 are attracted to each other, so that the stability during limiting is further improved.
Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. A venturi tube with a long service life, comprising a device body (1), characterized in that: the inner wall of the device body (1) is provided with a protection mechanism (2), the protection mechanism (2) comprises a first protection pipe (201) and a second protection pipe (202) which are arranged on the inner wall of the device body (1), the outer surfaces of the first protection pipe (201) and the second protection pipe (202) are fixedly provided with extension blocks (204), the outer surface of the device body (1) is provided with a square groove (203), the outer surface of the device body (1) is provided with a mounting groove (205), a limit block (206) is slidably arranged on the inner wall of the mounting groove (205), a mounting rod (207) is fixedly arranged on the inner wall of the mounting groove (205), a vertical rod (208) is slidably arranged on the outer surface of the mounting rod (207), a square block is arranged on the outer surface of the limiting block (206), and the surface of the square block is provided with a through hole, and the bottom end of the vertical rod (208) extends to the inner wall of the through hole.
2. The long-life venturi of claim 1, wherein: the inner wall of the square groove (203) is attached to the outer surface of the extension block (204).
3. The long-life venturi of claim 1, wherein: the straight flute has been seted up between the inner wall of mounting groove (205) and the inner wall of square groove (203), the surface of stopper (206) is laminated with the inner wall of straight flute mutually, the dead slot with stopper (206) looks adaptation is seted up to the surface of extension piece (204).
4. The long-life venturi of claim 1, wherein: the top end fixed mounting of montant (208) has kicking block (209), and the bottom of kicking block (209) is laminated with the surface of installing pole (207) mutually.
5. The long-life venturi of claim 1, wherein: the top of the limiting block (206) is provided with a sliding groove, and the outer surface of the mounting rod (207) is attached to the inner wall of the sliding groove.
6. The long-life venturi of claim 4, wherein: the outer fixed surface of installation pole (207) installs first magnet (3), the outer fixed surface of kicking block (209) installs second magnet (4), first magnet (3) and second magnet (4) different magnetic poles are relative.
7. The long-life venturi of claim 1, wherein: and a sealing gasket is arranged at the interface of the first protection pipe (201) and the second protection pipe (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220474595.4U CN217465872U (en) | 2022-03-04 | 2022-03-04 | Venturi tube with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220474595.4U CN217465872U (en) | 2022-03-04 | 2022-03-04 | Venturi tube with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217465872U true CN217465872U (en) | 2022-09-20 |
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ID=83264986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220474595.4U Active CN217465872U (en) | 2022-03-04 | 2022-03-04 | Venturi tube with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217465872U (en) |
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2022
- 2022-03-04 CN CN202220474595.4U patent/CN217465872U/en active Active
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