CN214839088U - Flange butt-clamping throttling device - Google Patents
Flange butt-clamping throttling device Download PDFInfo
- Publication number
- CN214839088U CN214839088U CN202120110101.XU CN202120110101U CN214839088U CN 214839088 U CN214839088 U CN 214839088U CN 202120110101 U CN202120110101 U CN 202120110101U CN 214839088 U CN214839088 U CN 214839088U
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- Prior art keywords
- flange body
- hole
- flange
- screw
- throttling arrangement
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- 230000033228 biological regulation Effects 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 11
- 125000003003 spiro group Chemical group 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 5
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000003827 upregulation Effects 0.000 description 1
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Abstract
The utility model discloses a flange butt clamp throttling arrangement relates to gaseous throttle adjusting equipment technical field, including the flange body, the normal through-hole has been seted up to the centre of flange body, and the flange body uses normal through-hole evenly to have seted up the regulation gas pocket as the center, and the lateral wall of flange body is provided with the closure hole with regulation gas pocket one-to-one, and the inner chamber activity spiro union in closure hole has holding screw, and the equal spiro union of outer wall of flange body is provided with the outer screw that stretches into the inside in closure hole, and outer screw has cup jointed rubber seal with flange body department of meeting. The utility model discloses a carry out simple structural design to the flange body, under seting up normal open air pocket, adjusting gas pocket and cut-off hole, be aided with holding screw and outer screw, can reach the effect of on-line adjustment under the condition of not dismantling the flange body, effectively solve the tolerance of traditional mode of regulation and adjust single, tolerance control scheduling problem, reach energy saving and consumption reduction's effect.
Description
Technical Field
The utility model relates to a gas throttling regulating equipment technical field, in particular to flange is to pressing from both sides throttling arrangement.
Background
The compressed air of the pneumatic ash conveying system of the electrostatic dust collector of the thermal power plant is generally controlled and adjusted by the size of a scale ball valve switch, the abrasion of a valve and the control of air volume are difficult to control, in recent years, the understanding of domestic and foreign power generation enterprises on the requirements of environmental protection and energy conservation is improved, meanwhile, the safety and stability of the pneumatic ash conveying system are more and more emphasized, the process of conveying materials pneumatically begins to be paid extensive attention, and environmental protection and energy conservation are the primary subjects. The air inlet adjusting link is an indispensable link of a pneumatic material conveying system. At present, the common adjusting modes are valve opening adjustment and fixed orifice plate type adjustment, which have both advantages and disadvantages, the valve opening adjustment can be adjusted in real time, but the valve is greatly worn, the failure rate is high, and the isolation is blocked; the orifice plate is adjusted, can not adjust in a flexible way, irreversible regulation, for this reason, we have proposed the flange to press from both sides throttling arrangement.
SUMMERY OF THE UTILITY MODEL
The utility model provides a flange is to pressing from both sides throttling arrangement, main aim at can be through carrying out simple structural design to the flange body, set up normal open air pocket, regulation gas pocket and closure hole under, be assisted with holding screw and outer screw, can reach the effect of online adjustment under the condition of not dismantling the flange body, effectively solve the tolerance of traditional regulative mode and adjust single, tolerance control scheduling problem, reach energy saving and consumption reduction's effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
flange butt clamp throttling arrangement, including the flange body, the normal through-hole has been seted up to the centre of flange body, the flange body uses normal through-hole evenly to have seted up the regulation gas pocket as the center, the lateral wall of flange body be provided with the closure hole of regulation gas pocket one-to-one, the inner chamber activity spiro union in closure hole has holding screw, the equal spiro union of outer wall of flange body is provided with the outer screw that stretches into the inside in closure hole.
Preferably, the adjusting air hole crosses the intercepting hole, so that the set screw extends into the bottom of the inner cavity of the intercepting hole to intercept the adjusting air hole.
Based on the technical characteristics, the functions of ventilation and cutoff are realized by adjusting the adjusting air hole through the translational position of the set screw in the cutoff hole.
Preferably, the distance between the outer surface of the flange body in the intercepting hole and the adjusting air hole is greater than the sum of the lengths of the fastening screw and the section of the outer screw extending into the intercepting hole.
Based on the technical characteristics, under the connection of the outer screw and the flange body, when the set screw is moved out of the adjusting air hole by a sufficient distance and is in a ventilation state, the set screw is kept in the intercepting hole.
Preferably, a rubber sealing ring is sleeved at the joint of the outer bolt and the flange body.
Based on the technical characteristics, the outer screw has a sealing effect when being connected with the flange body, and air leakage is prevented.
Preferably, the nut ends of the set screw and the outer screw are both provided with inner hexagonal grooves.
Based on the technical characteristics, the inner hexagonal wrench head can conveniently extend into the intercepting hole, and the movement of the set screw in the intercepting hole can be realized through the matching of the inner hexagonal groove of the set screw.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a carry out simple structural design to the flange body, under seting up normal open air pocket, adjusting gas pocket and cut-off hole, assist holding screw and outer screw, can be under the condition of not dismantling the flange body, use hexagon socket head cap spanner to adjust holding screw's position and realize gaseous flow through the flange body, reach the effect of online adjustment, effectively solve traditional regulative mode's tolerance regulation singleness, tolerance control scheduling problem, reach energy saving and consumption reduction's effect.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a cross-sectional view taken along line a-a of fig. 2 in accordance with the present invention;
fig. 4 is a schematic structural view of the flange body of the present invention;
fig. 5 is a cross-sectional view of the flange body of the present invention;
FIG. 6 is a schematic structural view of the present invention when the two groups of regulating air holes are opened;
fig. 7 is a schematic structural view of the set screw and the external screw of the present invention.
In the figure: 1-a flange body; 101-normally open air hole; 102-regulating air holes; 103-a cutoff hole; 2-tightening the screw; 3-external screw; 4-rubber seal ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in the attached drawings of the specification in fig. 1-7, the utility model discloses a flange is to pressing from both sides throttling arrangement, including flange body 1, normal through-hole 101 has been seted up to the centre of flange body 1, and flange body 1 uses normal through-hole 101 evenly to have seted up regulation gas hole 102 as the center, and flange body 1's lateral wall is provided with the closure hole 103 with regulation gas hole 102 one-to-one, and the inner chamber activity spiro union of closure hole 103 has holding screw 2, and the equal spiro union of outer wall of flange body 1 is provided with the outer screw 3 that stretches into the inside of closure hole 103.
The adjusting air hole 102 crosses the intercepting hole 103, so that the set screw 2 extends into the bottom of the inner cavity of the intercepting hole 103 to intercept the adjusting air hole 102, and the adjusting air hole 102 is adjusted to realize the functions of ventilation and interception through the translational position of the set screw 2 in the intercepting hole 103.
The distance between the outer surface of the flange body 1 in the cutoff hole 103 and the adjusting air hole 102 is larger than the sum of the lengths of the set screw 2 and the outer screw 3 extending into the cutoff hole 103, and the set screw 2 is kept in the cutoff hole 103 when the set screw 2 has enough distance to move out of the adjusting air hole 102 in a ventilation state under the condition that the outer screw 3 is connected with the flange body 1.
The joint of the outer screw 3 and the flange body 1 is sleeved with a rubber sealing ring 4, which plays a role in sealing when the outer screw 3 is connected with the flange body 1, thereby preventing air leakage.
The internal hexagonal grooves are formed in the nut ends of the set screw 2 and the external screw 3, so that the set screw 2 can conveniently move in the cutoff hole 103 through matching with the internal hexagonal groove of the set screw 2 when the internal hexagonal wrench head stretches into the cutoff hole 103.
The utility model is mounted on the compressed air pipeline by a flange butt-clamp mounting mode in the using process to play a throttling role, wherein the normal vent 101 and the adjusting vent 102 are used as the channels for the circulation of gas, taking the specification attached drawing as an example, the device comprises a group of normal vent 101 and four groups of adjusting vents 102, the specific adjusting mode is as follows, as shown in the specification attached drawing 3, the minimum gas circulation is that the normal vent 101 is ventilated, and the adjusting vent 102 is not ventilated under the action of the set screw 2, when the gas flow needs to be increased, the set screw 2 is unscrewed after the outer screw 3 is taken off, the adjusting vent 102 is released, after the required gas flow is reached, the outer screw 3 is screwed on, as shown in the specification attached drawing 6, namely, the schematic diagram under the state of opening the two groups of adjusting vents 102, the device can be adjusted on line, the dismounting and the system is not needed, moreover, the adjusting air holes 102 are more practical, and the adjusting air holes 102 can be added on the basis of the technical scheme or the adjusting air holes 102 with different apertures can be arranged according to different requirements to meet the requirements. The screwing of the outer screw 3 and the rubber seal 4 serves to prevent gas leakage during ventilation.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 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.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. Flange is to pressing from both sides throttling arrangement, its characterized in that: including flange body (1), normal air vent (101) have been seted up to the centre of flange body (1), regulation gas pocket (102) have evenly been seted up as the center in flange body (1) with normal air vent (101), the lateral wall of flange body (1) is provided with intercepting hole (103) with regulation gas pocket (102) one-to-one, the inner chamber activity spiro union of intercepting hole (103) has holding screw (2), the equal spiro union of outer wall of flange body (1) is provided with outer screw (3) of stretching into intercepting hole (103) inside.
2. The flange-to-clamp throttling arrangement of claim 1, wherein: the adjusting air hole (102) crosses the intercepting hole (103) so that the set screw (2) extends into the bottom of the inner cavity of the intercepting hole (103) to cut off the adjusting air hole (102).
3. The flange-to-clamp throttling arrangement of claim 1, wherein: the distance between the outer surface of the flange body (1) in the intercepting hole (103) and the adjusting air hole (102) is larger than the sum of the lengths of the fastening screw (2) and the outer screw (3) extending into the intercepting hole (103).
4. The flange-to-clamp throttling arrangement of claim 1, wherein: and a rubber sealing ring (4) is sleeved at the joint of the outer screw (3) and the flange body (1).
5. The flange-to-clamp throttling arrangement of claim 1, wherein: the nut ends of the set screw (2) and the outer screw (3) are both provided with inner hexagonal grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120110101.XU CN214839088U (en) | 2021-01-15 | 2021-01-15 | Flange butt-clamping throttling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120110101.XU CN214839088U (en) | 2021-01-15 | 2021-01-15 | Flange butt-clamping throttling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214839088U true CN214839088U (en) | 2021-11-23 |
Family
ID=78954448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120110101.XU Expired - Fee Related CN214839088U (en) | 2021-01-15 | 2021-01-15 | Flange butt-clamping throttling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214839088U (en) |
-
2021
- 2021-01-15 CN CN202120110101.XU patent/CN214839088U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |