CN211624550U - Negative pressure resistant corrugated compensation pipe - Google Patents
Negative pressure resistant corrugated compensation pipe Download PDFInfo
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- CN211624550U CN211624550U CN201921352102.4U CN201921352102U CN211624550U CN 211624550 U CN211624550 U CN 211624550U CN 201921352102 U CN201921352102 U CN 201921352102U CN 211624550 U CN211624550 U CN 211624550U
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- chuck
- hole
- telescopic joint
- negative pressure
- holding
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Abstract
The utility model relates to a negative pressure resistant corrugated compensation pipe, including the telescopic joint, and cooperate the (holding) chuck of connecting at the telescopic joint both ends, and be located the telescopic joint outside and connect the spring in the centre of (holding) chuck, the both sides of telescopic joint are provided with the double-layered groove that is used for placing the (holding) chuck, the (holding) chuck includes plug board and chuck, the end connection of plug board has the inserted bar, and the tip of chuck is provided with the draw-in groove that mutually supports with the inserted bar, and the centre of (holding) chuck is provided with the screw rod that is used for connecting plug bar and draw-in groove, the plug board all is provided with recess and through-hole with the centre of chuck, the inside of recess is provided with the support dish that is used for; this resistant negative pressure corrugated compensation pipe lets the telescopic joint can obtain effective protection in the negative pressure environment, avoids appearing the telescopic joint because of the too big telescopic joint warp, fracture scheduling problem, has guaranteed the telescopic joint and has carried the stability and firm intensity of material, has improved the circulation efficiency of the inside material of telescopic joint.
Description
Technical Field
The utility model relates to a resistant negative pressure corrugated compensation pipe.
Background
In order to ensure the conveying stability and safety of the pipeline in a working state and alleviate the problem of stress concentration caused by expansion with heat and contraction with cold of a process pipeline of the system, a fixed support and a compensation device are often installed on the pipeline to release stress. However, the conventional corrugated compensation device is easy to cause layered shrinkage of the lining and the metal corrugated compensator due to the change of the positive and negative pressure states after installation, or causes bending deformation or size change of a pipeline, so that the situation that the drift diameter of the pipeline is reduced is easy to cause, the lining is easy to tear, damage and the like, and the using effect and the service life of a user on the long-time use of the compensation pipe are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses mainly solve the technical problem that prior art exists to a prevent that the layering shrink from appearing in the pipeline, effectively avoid the pipeline to appear warping damaged scheduling problem, improve pipeline result of use and life's resistant negative pressure corrugated compensation pipe is provided.
The utility model relates to a resistant negative pressure ripple compensating pipe, including the telescopic joint, and the (holding) chuck of cooperation connection at the telescopic joint both ends, and be located the telescopic joint outside and connect the spring in (holding) chuck central authorities, the (holding) chuck is including inserted disc and chuck, the end connection of inserted disc has the inserted bar, and the tip of chuck is provided with the draw-in groove of mutually supporting with the inserted bar, and the central authorities of (holding) chuck are provided with the screw rod that is used for connecting inserted bar and draw-in groove, the inserted disc all is provided with the recess with the central authorities of chuck, the inside of recess is provided with the dish of supporting that is.
Preferably, the two sides of the telescopic joint are provided with clamping grooves for placing the chuck plates, the clamping grooves and the chuck plates are in clearance fit, so that a user can fix the chuck plates at the two ends of the telescopic joint through the clamping grooves, and the telescopic joint is connected and installed through the chuck plates.
Preferably, the center of the chuck plate is provided with a through hole for connecting the plug-in tray and the chuck plate, the through hole penetrates through the plug-in tray and the chuck plate, so that a bolt can penetrate through the plug-in tray and the chuck plate through the through hole, and a user can conveniently connect and fix the chuck plate through the bolt penetrating through the through hole.
Preferably, the through holes are more than two and are respectively and uniformly distributed in the centers of the inserting disc and the chuck, so that a user can conveniently connect the inserting disc with the chuck through the through holes, the diameter of each through hole is larger than 20mm, and bolts can conveniently penetrate through the through holes to connect and install the chuck.
Preferably, the center of recess is provided with the locked groove more than two, the inside of locked groove is provided with the locking lever that is used for connecting to the dish for it is spacing to keep to the dish can place in the recess, and runs through the locked groove through the locking lever and connects fixedly to the dish.
Preferably, the abutting disc is located in the groove and connected with the spring, the lock rod is a bolt, the abutting disc and the spring can be welded or connected through a bolt, and the lock rod can be a bolt or a screw.
As preferred, the tip of inserting the dish is provided with the continuous hole that runs through the inserted bar, the tip of chuck is provided with the hole that connects that runs through the draw-in groove, even hole and connecting hole intercommunication each other, the screw rod runs through even hole and connects the hole for the inserted bar of inserting the dish tip can be embedded into the draw-in groove of chuck tip in, and the inserted bar even hole and the hole core that connects the hole are in same straight line when embedding in the draw-in groove, let the user run through even hole and connect the hole and carry out fixed connection with chuck and inserting the dish through the screw rod.
The utility model has the advantages that: the negative pressure resistant corrugated compensation pipe can effectively prevent the pipeline from layering and shrinking, avoid the problems of deformation, damage and the like of the pipeline, effectively improve the use effect of the pipeline and prolong the service life of the pipeline; the expansion joint is convenient for a user to connect and install the expansion joint through the chuck, and the expansion joint after complete deformation has the effect of returning through the arrangement of the spring, so that the stability and firmness of the compensation pipe after installation and connection are effectively improved; the chuck plate comprises an insert disc and a chuck plate, the end part of the insert disc is connected with an insert rod, the end part of the chuck plate is provided with a clamping groove matched with the insert rod, the center of the chuck plate is provided with a screw rod used for connecting the insert rod and the clamping groove, a user can conveniently disassemble and assemble the chuck plate and the expansion joint and connect and clamp the expansion joint through the connection of the chuck plate and the insert disc, the connection firmness and the convenience of the expansion joint and the chuck plate are improved, the center of the insert disc and the center of the chuck plate are both provided with grooves, and the inside of the grooves is provided with a support disc used for connecting springs, so that the springs can be limited and connected in the chuck plates at the two ends of the expansion joint, the springs are prevented from moving due to deformation and rebound, the expansion joint is prevented from being damaged due to the movement of the springs, the use safety of the expansion joint is ensured, the user can conveniently operate and replace the springs through the disassembly and assembly, effectively improving the use effect and the use performance of the compensating pipe.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a cross-sectional view of a negative pressure resistant corrugated compensating pipe of the present invention;
FIG. 2 is a cross-sectional view of a chuck plate in a negative pressure resistant corrugated compensating pipe according to the present invention;
FIG. 3 is a front view of a chuck plate in a negative pressure resistant corrugated compensating pipe according to the present invention;
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
As shown in fig. 1 to 3, the negative pressure resistant corrugated compensation pipe includes a telescopic joint 2, a chuck plate 1 connected to two ends of the telescopic joint 2 in a matching manner, and a spring 3 located outside the telescopic joint 2 and connected to the center of the chuck plate 1, wherein the chuck plate 1 includes an insert plate 11 and a chuck 12, the end of the insert plate 11 is connected with an insert rod 111, the end of the chuck 12 is provided with a clamping groove 121 matched with the insert rod 111, the center of the chuck plate 1 is provided with a screw rod (not labeled) for connecting the insert rod 111 and the clamping groove 121, the center of the insert plate 11 and the center of the chuck 12 are both provided with a groove 14, and the inside of the groove 14 is provided with a support plate 31 for connecting the spring 3.
The both sides of telescopic joint 2 all are provided with the double-layered groove 21 that is used for placing (holding) chuck 1, clearance fit between double-layered groove 21 and (holding) chuck 1 lets the user can fix (holding) chuck 1 at telescopic joint 2's both ends through pressing from both sides groove 21 to connect the installation through (holding) chuck 1 to telescopic joint 2.
The central authorities of (holding) chuck 1 are provided with the through-hole that is used for connecting plug plate 11 and chuck 12, through-hole 5 runs through plug plate 11 and chuck 12 for the bolt can run through plug plate 11 and chuck 12 through-hole 5, and convenient to use person runs through-hole 5 with (holding) chuck 1 and connects fixedly.
Through-hole 5 is provided with more than two and respectively evenly distributed at the central authorities of inserting dish 11 and chuck 12, and the person of facilitating the use will insert dish 11 and chuck 12 through-hole 5 and be connected, through-hole 5 diameter is greater than 20mm, and the bolt of being convenient for runs through-hole 5 and connects the installation with chuck 1.
The central authorities of recess 14 are provided with two or more locked grooves 13, the inside of locked groove 13 is provided with locking lever 4 that is used for connecting to set 31 for set 31 can be placed and carry on spacingly in recess 14 to run through locked groove 13 through locking lever 4 and connect fixedly to set 31.
The supporting disc 31 is located in the groove 14 and connected with the spring 3, the lock rod 4 is a bolt, the supporting disc 31 and the spring 3 can be welded or connected through a bolt, and the lock rod 4 can be a bolt or a screw.
The tip of inserting tray 11 is provided with the continuous hole 112 that runs through inserted bar 111, the tip of chuck 12 is provided with the hole 122 that runs through draw-in groove 121, continuous hole 112 communicates with hole 122 each other, the screw rod runs through continuous hole 112 and hole 122 for the inserted bar 111 of inserting tray 11 tip can be embedded into the draw-in groove 121 of chuck 12 tip, and inserted bar 111 is in same straight line with the hole core that connects hole 122 when embedding into draw-in groove 121, lets the user carry out fixed connection with chuck 12 and inserting tray 11 through continuous hole 112 and hole 122 through the screw rod.
This resistant negative pressure ripple compensating tube places spring 3 in the outside of telescopic joint 2, place (holding) chuck 1 at the both ends of telescopic joint 2, make 3 tip of spring connected support the dish 31 and be located recess 14, let in the inserted bar 111 embedding draw-in groove 121 in chuck 12 in the inserted dish 11, run through linking hole 112 and connect hole 122 through the screw rod and be connected the dish 11 with chuck 12 and fix, it will support the dish 31 and be connected fixedly to run through (holding) chuck 1 through locking lever 4, make the restriction that spring 3 can be firm at the central authorities of (holding) chuck 1, be connected through the cooperation of inserted dish 11 with chuck 12 and carry out spacing connection with telescopic joint 2 and spring 3, and through (holding) the dish 1 of telescopic joint 2 both sides and be located (holding) the central through-hole 5 to (holding) chuck 1 and telescopic joint 2 and carry out the connection installation.
The utility model has the advantages that: the negative pressure resistant corrugated compensation pipe can effectively prevent the pipeline from layering and shrinking, avoid the problems of deformation, damage and the like of the pipeline, effectively improve the use effect of the pipeline and prolong the service life of the pipeline; the expansion joint is convenient for a user to connect and install the expansion joint through the chuck, and the expansion joint after complete deformation has the effect of returning through the arrangement of the spring, so that the stability and firmness of the compensation pipe after installation and connection are effectively improved; the chuck plate comprises an insert disc and a chuck plate, the end part of the insert disc is connected with an insert rod, the end part of the chuck plate is provided with a clamping groove matched with the insert rod, the center of the chuck plate is provided with a screw rod used for connecting the insert rod and the clamping groove, a user can conveniently disassemble and assemble the chuck plate and the expansion joint and connect and clamp the expansion joint through the connection of the chuck plate and the insert disc, the connection firmness and the convenience of the expansion joint and the chuck plate are improved, the center of the insert disc and the center of the chuck plate are both provided with grooves, and the inside of the grooves is provided with a support disc used for connecting springs, so that the springs can be limited and connected in the chuck plates at the two ends of the expansion joint, the springs are prevented from moving due to deformation and rebound, the expansion joint is prevented from being damaged due to the movement of the springs, the use safety of the expansion joint is ensured, the user can conveniently operate and replace the springs through the disassembly and assembly, effectively improving the use effect and the use performance of the compensating pipe.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (7)
1. The utility model provides a resistant negative pressure corrugated compensation pipe which characterized in that: including the telescopic joint, and the (holding) chuck of cooperation connection at the telescopic joint both ends, and be located the telescopic joint outside and connect the spring in (holding) chuck central authorities, the (holding) chuck includes inserted disc and chuck, the end connection of inserted disc has the inserted bar, and the tip of chuck is provided with the draw-in groove of mutually supporting with the inserted bar, and the central authorities of (holding) chuck are provided with the screw rod that is used for connecting inserted bar and draw-in groove, the inserted disc all is provided with the recess with the central authorities of chuck, the inside of recess is provided with the dish that supports that is used for.
2. The negative pressure resistant corrugated compensating pipe of claim 1, wherein: and clamping grooves for placing the chuck plates are formed in the two sides of the telescopic joint, and the clamping grooves are in clearance fit with the chuck plates.
3. The negative pressure resistant corrugated compensating pipe of claim 1, wherein: the center of the chuck is provided with a through hole for connecting the plug-in tray and the chuck, and the through hole penetrates through the plug-in tray and the chuck.
4. The negative pressure resistant corrugated compensating pipe of claim 3, wherein: the through-hole is provided with more than two and evenly distributed respectively in the central authorities of inserting dish and chuck, the through-hole diameter is greater than 20 mm.
5. The negative pressure resistant corrugated compensating pipe of claim 1, wherein: the center of recess is provided with the locked groove more than two, the inside in locked groove is provided with the locking lever that is used for connecting the dish that supports.
6. The negative pressure resistant corrugated compensating pipe of claim 5, wherein: the support disc is positioned in the groove and is connected with the spring, and the lock rod is a bolt.
7. The negative pressure resistant corrugated compensating pipe of claim 1, wherein: the tip of inserting the dish is provided with the continuous hole that runs through the inserted bar, the tip of chuck is provided with the hole that connects that runs through the draw-in groove, even hole with connect the hole intercommunication each other, the screw rod runs through even hole with connect the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921352102.4U CN211624550U (en) | 2019-08-20 | 2019-08-20 | Negative pressure resistant corrugated compensation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921352102.4U CN211624550U (en) | 2019-08-20 | 2019-08-20 | Negative pressure resistant corrugated compensation pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211624550U true CN211624550U (en) | 2020-10-02 |
Family
ID=72616565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921352102.4U Active CN211624550U (en) | 2019-08-20 | 2019-08-20 | Negative pressure resistant corrugated compensation pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211624550U (en) |
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2019
- 2019-08-20 CN CN201921352102.4U patent/CN211624550U/en active Active
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