CN220891391U - Flexible dynamic and static connection structure for negative pressure vibrating screen - Google Patents
Flexible dynamic and static connection structure for negative pressure vibrating screen Download PDFInfo
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- CN220891391U CN220891391U CN202322752370.8U CN202322752370U CN220891391U CN 220891391 U CN220891391 U CN 220891391U CN 202322752370 U CN202322752370 U CN 202322752370U CN 220891391 U CN220891391 U CN 220891391U
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- corrugated pipe
- negative pressure
- vibrating screen
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- flexible
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- 230000003068 static effect Effects 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a flexible dynamic and static connection structure for a negative pressure vibrating screen, which relates to the technical field of sealing connection and comprises a connection port, a quick-release connection clamp I, a flexible corrugated pipe and a quick-release connection clamp II, wherein the connection port comprises a negative pressure connection port and a vibrating screen connection port; connecting gaskets are sleeved at two ends of the flexible corrugated pipe and positioned in first section wave troughs at the end parts of the flexible corrugated pipe; the quick-release connection clamp I and the quick-release connection clamp II are respectively provided with a clamping groove, and the connection gasket is positioned in the clamping grooves; the negative pressure connection port and the vibrating screen connection port are clamped with the quick-release connection clamp I and the quick-release connection clamp II; the matching surfaces of the upper end and the lower end of the inner side of the clamping groove are inclined surfaces; the end face of the connecting gasket, which is contacted with the flexible corrugated pipe, is a plane, and the end face of the connecting gasket, which is contacted with the clamping groove, is an inclined plane. The utility model can resist larger vibration force and is provided with the double sealing convex rings, thereby ensuring the working stability of the negative pressure system.
Description
Technical Field
The utility model relates to the technical field of sealing connection, in particular to a flexible dynamic and static connection structure for a negative pressure vibrating screen.
Background
Along with the increasingly strict environmental management and the increasingly severe pollution emission reduction situation, the realization of economic, efficient, green and environment-friendly oil exploitation has become a great trend of development, so the development of a novel drilling fluid vibrating screen with high purification capacity and low liquid content becomes one of the keys. The vibrating screen box is a vibrating piece, the negative pressure system is a static piece, the vibrating piece is connected with the static piece in a split mode, and the vibrating piece and the static piece are connected through a connecting structure before, so that the connecting structure is one of the keys of the stability of the vibrating screen.
The patent document with the application number 2021108536356 discloses a dynamic and static sealing connection structure with the name of high-frequency vibration, which comprises a negative pressure sucker, wherein an upper connecting pipe and a dynamic sealing piece are connected to the negative pressure sucker in sequence from inside to outside, the upper end of the dynamic sealing piece is fixedly connected with the upper connecting pipe and the negative pressure sucker, and the upper end of the dynamic sealing piece, the upper connecting pipe and the negative pressure sucker form upper static sealing; the lower end of the dynamic sealing element is fixedly connected with a lower connecting pipe, the upper part of the lower connecting pipe extends into the dynamic sealing element, and the lower end of the dynamic sealing element and the lower connecting pipe form lower static seal. The connecting structure disclosed by the patent is simpler, the resistant vibrating force is limited, the pressure stability cannot be ensured by sealing, and the influence on the function of the vibrating screen is easily caused by pressure relief.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model aims to provide a flexible dynamic and static connection structure for a negative pressure vibrating screen, which is used for solving the problems that larger vibrating force cannot be resisted and sealing cannot be realized.
In order to achieve the above purpose, the present utility model adopts the technical scheme that:
A flexible dynamic and static connection structure for a negative pressure vibrating screen comprises a negative pressure pipe connection port, a vibrating screen connection port, a quick-dismantling connection clamp I, a flexible corrugated pipe and a quick-dismantling connection clamp II;
Connecting gaskets are respectively sleeved at two ends of the flexible corrugated pipe, and the connecting gaskets are positioned in first section wave troughs at the end parts of the flexible corrugated pipe; the quick-release connection clamp I and the quick-release connection clamp II are respectively provided with a clamping groove, and the connection gasket is positioned in the clamping grooves; the negative pressure pipe connecting port is clamped with the quick-release connecting clamp I, and the vibrating screen connecting port is clamped with the quick-release connecting clamp II; matching surfaces at the upper end and the lower end of the inner side of the clamping groove are inclined planes; the end face of the connecting gasket, which is contacted with the flexible corrugated pipe, is a plane, and the end face of the connecting gasket, which is contacted with the clamping groove, is an inclined plane.
Preferably, a sealing convex ring protruding out of the end surface is arranged on the end surface of the flexible corrugated pipe.
Preferably, two sealing convex rings are arranged on the end face of the flexible corrugated pipe, and the sealing convex rings are coaxial with the flexible corrugated pipe.
Preferably, a plurality of support rings are arranged in parallel along the axial direction of the flexible corrugated pipe.
Preferably, the support ring is located at the peak position of the flexible bellows.
Preferably, the negative pressure pipe connection port and the vibrating screen connection port are provided with protruding parts so as to extend into the flexible corrugated pipe, and the coaxiality of the flexible corrugated pipe and the connection port during installation is ensured.
Preferably, the negative pressure pipe connection port and the vibrating screen connection port are both provided with flange parts along the peripheral direction, one end surface of the flange is a plane, the flange is mutually clamped with the flat end surface of the connecting gasket to form a flexible corrugated pipe, the other end surface is an inclined surface, and the inclined surface is mutually contacted and matched with the inclined surface of the quick-release clamp for clamping.
The utility model has the beneficial effects that:
1. Compared with the prior art, the connecting gasket with the inclined surface is matched and pressed with the inclined surface of the quick-release clamp, so that the effect of more uniform stress can be achieved, when the connecting structure is subjected to vibration force, the vibration force can be decomposed into radial force and axial force after passing through the matched inclined surface, and the weakened axial force is not easy to influence the connecting structure, so that the structure function is more stable; meanwhile, the radial locking force of the quick-release connecting clamp is partially converted into axial force through the conduction of the inclined plane, so that the connecting gasket compresses the section of the flexible corrugated pipe on the negative pressure pipe connecting port or the vibrating screen connecting port, and the sealing performance of the flexible corrugated pipe is improved; the quick-release clamp is locked by adopting the butterfly nut, so that the assembly and the disassembly are convenient.
2. In the application, the flexible corrugated pipe end is provided with two sealing convex rings, and the sealing convex rings and the connecting ports are coaxial, so that compared with the traditional connecting structure, the sealing effect is more stable, and the stability of the working state of the negative pressure vibrating screen can be ensured.
3. In the application, the connecting pipeline is softer and easy to be sucked and flattened, and the connecting part is harder and easy to be broken, so that the flexible corrugated pipe is provided with a plurality of supporting rings at the wave crest position of the flexible corrugated pipe to play a supporting role, the flexible corrugated pipe is ensured not to deform in the suction state of the negative pressure system, the flexible corrugated pipe is prevented from being sucked and flattened to block the connecting channel, and the separation efficiency is improved.
4. In the application, the vibrating piece and the static piece are connected in a split way, so that the vibrating force can be removed, the fracture of the connecting part is prevented, and the service life of the connecting piece is prolonged.
5. In the application, the protruding part of the connecting port stretches into the flexible corrugated pipe, so that the coaxiality of the flexible corrugated pipe and the connecting port can be ensured, and the installation is convenient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged partial schematic view of a sealing collar of the present utility model;
Reference numerals:
1. A flexible bellows; 2. a connecting gasket; 3. a quick-release connecting clamp I; 4. quick release connector clip II; 5. a support ring; 6. a butterfly nut; 7. a negative pressure connection port; 8. a vibrating screen connecting port; 9. sealing the convex ring.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model.
As shown in fig. 1, a flexible dynamic and static connection structure for a negative pressure vibrating screen comprises a negative pressure pipe connection port 7, a vibrating screen connection port 8, a quick-release connection clamp I3, a flexible corrugated pipe 1 and a quick-release connection clamp II 4;
The two ends of the flexible corrugated pipe 1 are respectively sleeved with a connecting gasket 2, the connecting gaskets 2 are positioned in first section wave grooves at the end parts of the flexible corrugated pipe 1, and the connecting gaskets 2 are used for assisting in fixing the flexible corrugated pipe 1; the quick-release connection clamp I3 and the quick-release connection clamp II 4 are respectively provided with a clamping groove, the connection gasket 2 is positioned in each clamping groove, compared with the traditional bolt connection mode, the clamping clamp is adopted, so that the assembly and disassembly speed is increased, the assembly and disassembly are more stable, the bolts are easy to slide to cause inconvenient disassembly, the number of the bolts is generally 4-8, and the assembly and disassembly are more troublesome; the negative pressure pipe connection port 7 is clamped with the quick-release connection clamp I3, the vibrating screen connection port 8 is clamped with the quick-release connection clamp II 4, the butterfly nut 6 is used for locking, a loading and unloading tool is not needed, the tightness can be achieved by bare hands, and the loading and unloading are convenient; matching surfaces at the upper end and the lower end of the inner side of the clamping groove are inclined planes; the end face of the connection gasket 2, which is contacted with the flexible corrugated pipe 1, is a plane, the end face of the connection gasket 2, which is contacted with the clamping groove, is set to be an inclined plane, the connection gasket 2 is matched with the inclined plane of the quick-release clamp, because the inclined plane can resist larger vibrating force, the principle is that the inclined plane can decompose the vibrating force into axial force and radial force, the force in any direction is weakened much compared with the original vibrating force, the contact area stress is increased, the damage to the connection structure caused by the reduction of the contact area stress is not too large, the connection structure is not easy to be damaged, and the connection gasket is more durable and has longer service life.
The end face of the flexible corrugated pipe 1 is provided with a sealing convex ring 9 protruding out of the end face, the connecting structure is divided into a negative pressure system and a vibrating screen, the negative pressure system is required to be ensured to be a working environment for sealing and pressure maintaining, the radial locking force of the quick-release connecting clamp is partially converted into axial force through the conduction of an inclined plane, the connecting gasket 2 is used for pressing the section of the flexible corrugated pipe 1 on the negative pressure pipe connecting port 7 or the vibrating screen connecting port 8, and the sealing performance of the connecting gasket is improved.
Two sealing convex rings 9 are arranged on the end face of the flexible corrugated pipe 1, and the sealing convex rings 9 and the flexible corrugated pipe 1 are coaxial to ensure stability of sealing performance.
The support rings 5 which are arranged in parallel are arranged along the axial direction of the flexible corrugated pipe 1, and the connection part is broken easily due to the fact that the connecting pipeline is soft and easy to suck and flatten and hard, so that the support rings 5 at the wave crest position of the flexible corrugated pipe 1 are arranged to play a supporting role, the flexible corrugated pipe 1 is guaranteed not to deform in the suction state of a negative pressure system, the flexible corrugated pipe 1 is prevented from being sucked and flattened to block the connecting channel, and the separation efficiency is improved.
The supporting ring 5 is positioned at the wave crest position of the flexible corrugated pipe 1, and the supporting ring 5 can be fixed by a certain inner angle at the wave crest position of the flexible corrugated pipe 1.
The negative pressure connector 7 and the vibrating screen connector 8 are respectively provided with a protruding part so as to extend into the flexible corrugated pipe 1, so that the coaxiality of the flexible corrugated pipe 1 and the connectors during installation is ensured, and the installation is convenient.
The negative pressure connector 7 and the vibrating screen connector 8 are provided with flange parts along the peripheral direction, one end face of the flange is a plane, the flange and the flat end face of the connecting gasket 2 clamp the flexible corrugated pipe 1 mutually, the other end face is an inclined face, and the inclined face of the quick-release clamp are mutually contacted and matched to clamp, so that the structural stability is further improved.
For a better understanding of the present utility model, the following is a complete description of the principles of the utility model: the quick detach clamp is in the both ends of flexible bellows 1 are connected on the connector, and the quick detach clamp all is provided with the recess, and the inboard contact surface from top to bottom of recess sets up to the inclined plane, and connection gasket 2 and connector flange clamp flexible bellows 1 joint in the recess, and connection gasket 2 and connector flange and the contact surface of recess all set up to the inclined plane, and flexible bellows 1 terminal surface is provided with two sealed bulge loops 9, can pressurize sealedly, guarantees the stability of negative pressure system work. In order to ensure that the flexible corrugated pipe 1 is not sucked and flattened, a plurality of supporting rings 5 are arranged at the wave crest position in the flexible corrugated pipe 1, the shape of the flexible corrugated pipe 1 is supported and fixed, the connection channel is prevented from being blocked due to the deformation of the flexible corrugated pipe 1, and the separation efficiency of the whole system can be improved.
While the embodiments of the present utility model have been described in detail, the present utility model is not limited to the embodiments described above, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present utility model, and these are intended to be included in the scope of the present utility model as defined in the appended claims.
Claims (7)
1. A flexible dynamic and static connection structure for a negative pressure vibrating screen comprises a connection port, a quick-release connection clamp I (3), a flexible corrugated pipe and a quick-release connection clamp II (4), wherein the connection port comprises a negative pressure connection port (7) and a vibrating screen connection port (8); the method is characterized in that:
Connecting gaskets (2) are respectively sleeved at two ends of the flexible corrugated pipe (1), and the connecting gaskets (2) are positioned in first section wave grooves at the end parts of the flexible corrugated pipe (1);
the quick-release connection clamp I (3) and the quick-release connection clamp II (4) are respectively provided with a clamping groove, and the connection gasket (2) is positioned in the clamping grooves;
The negative pressure connecting port (7) and the vibrating screen connecting port (8) are clamped with the quick-release connecting clamp I (3) and the quick-release connecting clamp II (4);
the matching surfaces of the upper end and the lower end of the inner side of the clamping groove are inclined surfaces;
The end face of the connecting gasket (2) contacted with the flexible corrugated pipe (1) is a plane, and the end face of the connecting gasket (2) contacted with the clamping groove is an inclined plane.
2. A flexible dynamic and static connection structure for a negative pressure vibrating screen as claimed in claim 1, wherein: a sealing convex ring (9) protruding out of the end surface is arranged on the end surface of the flexible corrugated pipe (1).
3. A flexible dynamic and static connection structure for a negative pressure vibrating screen as claimed in claim 2, wherein: two sealing convex rings (9) are arranged on the end face of the flexible corrugated pipe (1), and the sealing convex rings (9) are coaxial with the flexible corrugated pipe (1).
4. A flexible dynamic and static connection structure for a negative pressure vibrating screen as claimed in any one of claims 1 to 3, wherein: a plurality of support rings (5) which are arranged in parallel are arranged along the axial direction of the flexible corrugated pipe (1).
5. The flexible dynamic and static connection structure for a negative pressure vibrating screen as claimed in claim 4, wherein: the support ring (5) is positioned at the peak position of the flexible corrugated pipe (1).
6. A flexible dynamic and static connection structure for a negative pressure vibrating screen as claimed in claim 1, wherein: the negative pressure connector and the vibrating screen connector are provided with protruding parts so as to extend into the flexible corrugated pipe (1), and the coaxiality of the flexible corrugated pipe (1) and the connector during installation is ensured.
7. A flexible dynamic and static connection structure for a negative pressure vibrating screen as claimed in claim 1, wherein: the negative pressure connector and the vibrating screen connector are provided with flange parts along the peripheral direction, one end face of the flange is a plane, the flange is mutually clamped with the flat end face of the connecting gasket (2) to form a flexible corrugated pipe (1), the other end face of the flange is an inclined face, and the inclined face is mutually contacted and matched with the inclined face of the quick-release clamp for clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322752370.8U CN220891391U (en) | 2023-10-13 | 2023-10-13 | Flexible dynamic and static connection structure for negative pressure vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322752370.8U CN220891391U (en) | 2023-10-13 | 2023-10-13 | Flexible dynamic and static connection structure for negative pressure vibrating screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220891391U true CN220891391U (en) | 2024-05-03 |
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ID=90870316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322752370.8U Active CN220891391U (en) | 2023-10-13 | 2023-10-13 | Flexible dynamic and static connection structure for negative pressure vibrating screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220891391U (en) |
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2023
- 2023-10-13 CN CN202322752370.8U patent/CN220891391U/en active Active
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