CN210397962U - Flexible tongue-and-groove type concrete pipe - Google Patents
Flexible tongue-and-groove type concrete pipe Download PDFInfo
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- CN210397962U CN210397962U CN201921111322.8U CN201921111322U CN210397962U CN 210397962 U CN210397962 U CN 210397962U CN 201921111322 U CN201921111322 U CN 201921111322U CN 210397962 U CN210397962 U CN 210397962U
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Abstract
The utility model discloses a flexible tongue-and-groove formula concrete pipe, including the concrete body, concrete body one end fixedly connected with public tenon, just public tenon bottom surface profile with concrete body opening size keeps flat, the concrete body other end has inwards seted up female groove, female groove in the interior profile generating line with the outline generating line of public tenon coincide. Has the advantages that: the utility model discloses a two concrete pipes are connected to the mode that the public tenon inserted female groove, make the movable seal circle top go into the seal groove simultaneously and through the elasticity of pressure spring with the tight extrusion of movable seal circle top accomplish sealed on the stationary seal circle in public tenon male in-process, the accurate quick seal circle of packing into of movable seal circle of being convenient for can be quick when promoting sealed effect split and changing the sealing washer push away from public tenon terminal surface through the mode of pressure spring release compression stroke in the seal groove, prevent that the movable seal circle from adhering to at public tenon terminal surface and difficult the pulling down, and convenient operation.
Description
Technical Field
The utility model relates to a concrete pipe field, concretely relates to flexible tongue-and-groove formula concrete pipe.
Background
The reinforced concrete pipe has long production history and application history in drainage engineering, and is technically mature, particularly the large-caliber reinforced concrete pipe has unique economic indexes and actual use effects compared with other pipes. The traditional concrete pipes are connected with each other in a tongue-and-groove or bell-and-spigot connection mode, one pipe is inserted into the other pipe and then fixed by cement or glue, and two concrete pipes are connected in parallel in the tongue-and-groove connection mode, and a sealing ring is arranged in the middle of the two concrete pipes and fixed by screws.
The applicant finds that at least the following technical problems exist in the prior art: at present, the tongue-and-groove type concrete pipe adopts a connection mode that two concrete pipes are directly connected in parallel and a sliding rubber ring is arranged in the middle, so that the arrangement of the sliding rubber ring is not easy to align, and the sealing effect is general.
Disclosure of Invention
The utility model aims at providing a flexible tongue-and-groove concrete pipe just lies in solving above-mentioned problem, and two concrete pipes are connected to the mode that inserts female groove through the public tenon, and it is sealed to make the movable seal circle top go into in the seal groove and push the tight extrusion in movable seal circle top and accomplish on the fixed seal circle through the elasticity of pressure spring in public tenon male in-process simultaneously, promotes sealed effect in the accurate quick seal groove of packing into of the movable seal circle of being convenient for, sees the following explanation in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a flexible tongue-and-groove type concrete pipe, including the concrete pipe body, concrete pipe body one end fixedly connected with public tenon, and public tenon bottom surface profile keeps equal with the concrete pipe body opening size, the concrete pipe body other end is inwards seted up the box, the interior profile generating line of box coincide with the outline generating line of public tenon, and the position height of public tenon and box keeps equal;
a plurality of horizontally-oriented buffer grooves are formed in the outer end face of the tenon, a pressure spring is arranged in each buffer groove, one end of each pressure spring is fixedly connected with the corresponding buffer groove, the other end of each pressure spring is fixedly connected with a lantern ring, the lantern ring is in sliding fit with the corresponding buffer groove, a support rod is fixed on the inner side of the lantern ring along the axis of the corresponding buffer groove, and a movable sealing ring is fixedly connected to the outer end, exposed out of the corresponding buffer groove, of the support rod;
the annular seal groove has been seted up in female inslot inward tip extension, the movable seal circle with the seal groove coaxial arrangement, just the peak of movable seal circle with the peak of seal groove is equal, the laminating of the inner terminal surface of seal groove is provided with the stationary seal circle, the stationary seal circle with the sealing washer is coaxial, just the stationary seal circle with the gross thickness of movable seal circle is not less than the groove depth of seal groove.
By adopting the flexible tongue-and-groove type concrete pipe, when two concrete pipes are butted, the male tenon of one concrete pipe is aligned with the female groove of the other concrete pipe and is butted, because the inner contour bus of the female groove is matched with the outer contour bus of the male tenon, and the position height of the male tenon and the female groove is equal, the male tenon and the female groove can be completely butted in a matching way, meanwhile, because the movable sealing ring and the sealing groove are coaxially arranged, and the highest point of the movable sealing ring is equal to the highest point of the sealing groove, the movable sealing ring can immediately enter the sealing groove in the process that the male tenon enters the female groove, and because the total thickness of the fixed sealing ring and the movable sealing ring is not less than the groove depth of the sealing groove, the movable sealing ring can contact the fixed sealing ring in the process of continuously entering the sealing groove, the supporting rod is used for compressing the pressure spring, the pressure spring is tightly attached to the fixed sealing ring in an extruding mode, so that when the male tenon is completely matched with the female groove, the fixed sealing ring and the movable sealing ring in the sealing groove are in a tightly-pushing state in an extruding mode, the movable sealing ring is tightly pushed on the end face of the male tenon, the sealing performance of the sealing groove and the joint of the male tenon and the female groove is guaranteed through the fixed sealing ring and the movable sealing ring, the sealing effect of the two concrete pipe bodies in butt joint is further improved, meanwhile when the fixed sealing ring and the movable sealing ring need to be replaced, the two concrete pipe bodies are separated in a mode that the male tenon is separated from the female groove, when the male tenon is separated from the female groove, the movable sealing ring is separated from the fixed sealing ring, and meanwhile, the movable sealing ring passes through the supporting rod due to the mode that the plurality of pressure springs release compression strokes And the end face of the tenon is separated from the end face of the tenon, so that the movable sealing ring can be conveniently taken down from the end part of the supporting rod and a new movable sealing ring is fixedly arranged on the end part of the supporting rod again, and the operation is convenient.
Preferably, the openings at both ends of the concrete pipe are identical in size.
Preferably, the cross-sectional shapes of the male tenon and the female slot are both right-angled trapezoids.
Preferably, the number of the buffer tanks is six.
Preferably, the collar is in interference fit with the support rod.
Preferably, the movable sealing ring and the fixed sealing ring are both made of hardened and tempered rubber.
Preferably, the movable sealing ring is fixedly connected with the plurality of supporting rods through glue joint.
Has the advantages that: 1. the utility model discloses a two concrete pipes are connected to the mode that the public tenon inserted female groove, make simultaneously in the sealed groove is gone into on the top of the movable seal circle and through the elasticity of pressure spring with the tight extrusion of movable seal circle top accomplish sealedly on the stationary seal circle in public tenon male in-process messenger movable seal circle, promote sealed effect in the accurate quick seal groove of packing into of the movable seal circle of being convenient for
2. The mode that releases the compression stroke through the pressure spring when the sealing washer is changed in the split can be quick pushes up the activity sealing washer from the public tenon terminal surface, prevents that the activity sealing washer from adhering to in public tenon terminal surface and difficult the dismantlement, convenient operation.
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 front sectional view of the present invention;
fig. 2 is a partially enlarged sectional view of the present invention;
fig. 3 is a right side sectional view of the present invention;
fig. 4 is a left side view of the present invention;
fig. 5 is a schematic connection diagram of the present invention.
The reference numerals are explained below:
1. a concrete pipe body; 2. a mother tank; 201. a sealing groove; 202. fixing the sealing ring; 3. a tenon; 301. a pressure spring; 302. a movable sealing ring; 303. a support bar; 304. a collar; 305. a buffer tank.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the utility model provides a flexible tongue-and-groove type concrete pipe, which comprises a concrete pipe body 1, wherein one end of the concrete pipe body 1 is fixedly connected with a male tenon 3, the bottom profile of the male tenon 3 is equal to the opening size of the concrete pipe body 1, the other end of the concrete pipe body 1 is inwards provided with a female groove 2, the inner profile bus of the female groove 2 is matched with the outer profile bus of the male tenon 3, and the position height of the male tenon 3 is equal to the position height of the female groove 2;
a plurality of horizontally oriented buffer grooves 305 are formed in the outer end face of the male tenon 3, a pressure spring 301 is arranged in each buffer groove 305, one end of each pressure spring 301 is fixedly connected with the corresponding buffer groove 305, the other end of each pressure spring 301 is fixedly connected with a lantern ring 304, the lantern rings 304 are in sliding fit with the buffer grooves 305, a support rod 303 is fixed on the inner side of each lantern ring 304 along the axis of the corresponding buffer groove 305, and a movable sealing ring 302 is fixedly connected to the outer end, exposed out of the corresponding buffer groove 305, of each support;
an annular sealing groove 201 is formed in the inward end portion of the female groove 2 in an extending mode, the movable sealing ring 302 is arranged coaxially with the sealing groove 201, the highest point of the movable sealing ring 302 is equal to the highest point of the sealing groove 201, the inner end face of the sealing groove 201 is provided with the fixed sealing ring 202 in an attaching mode, the fixed sealing ring 202 is coaxial with the sealing ring, and the total thickness of the fixed sealing ring 202 and the movable sealing ring 302 is not smaller than the groove depth of the sealing groove 201.
As the preferred scheme of this scheme, concrete pipe body 1 both ends opening size unanimity, so set up, be convenient for concrete pipe body 1 self to have good feedwater performance.
The cross section shapes of the male tenon 3 and the female groove 2 are both right trapezoid, so that the male tenon 3 and the female groove 2 can be quickly aligned and cannot deviate when in butt joint.
The number of the buffer grooves 305 is six so that a plurality of support rods 303 simultaneously support the movable sealing rings 302.
The collar 304 is in interference fit with the support rod 303, so that the compression spring 301 is compressed or the compression spring 301 is relaxed in a mode that the collar 304 and the support rod 303 move synchronously.
The movable seal ring 302 and the fixed seal ring 202 are both made of hardened and tempered rubber, so that the movable seal ring 302 and the fixed seal ring 202 both have good extrusion deformation capability.
By adopting the structure, when two concrete pipe bodies 1 are butted, the male tenon 3 of one concrete pipe body 1 is aligned with the female groove 2 of the other concrete pipe body 1 and enters into the female groove for butt joint, because the inner contour generatrix of the female groove 2 is matched with the outer contour generatrix of the male tenon 3, and the position height of the male tenon 3 is equal to that of the female groove 2, the male tenon 3 and the female groove 2 can be completely matched and butted, meanwhile, because the movable sealing ring 302 is coaxially arranged with the sealing groove 201, and the highest point of the movable sealing ring 302 is equal to that of the sealing groove 201, the movable sealing ring 302 immediately enters into the sealing groove 201 in the process that the male tenon 3 enters into the female groove 2, and because the total thickness of the fixed sealing ring 202 and the movable sealing ring 302 is not less than the groove depth of the sealing groove 201, the movable sealing ring 302 can contact with the fixed sealing ring 202 in the process of continuously entering into the sealing groove 201, and can be tightly pressed with the fixed sealing ring 202 in, therefore, when the male tenon 3 is completely matched with the female groove 2, the fixed sealing ring 202 and the movable sealing ring 302 in the sealing groove 201 are in an extrusion and tight-pushing state, and the movable sealing ring 302 is tightly pushed against the end surface of the male tenon 3, so that the sealing performance of the sealing groove 201 and the joint of the male tenon 3 and the female groove 2 is ensured through the fixed sealing ring 202 and the movable sealing ring 302, further, the sealing effect when the two concrete pipe bodies 1 are butted is improved, meanwhile, when the fixed sealing ring 202 and the movable sealing ring 302 need to be replaced, the two concrete pipe bodies 1 are separated in a mode that the male tenon 3 is separated from the female groove 2, when the male tenon 3 is separated from the female groove 2, the movable sealing ring 302 is separated from the fixed sealing ring 202, and simultaneously, the movable sealing ring 302 is separated from the end surface of the male tenon 3 through the supporting rod 303 in a mode that a plurality of compression springs 301 release compression strokes, thereby being convenient to take down the movable sealing ring 302 from the end of, the operation is convenient.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a flexible tongue-and-groove formula concrete pipe, includes concrete pipe body (1), its characterized in that: one end of the concrete pipe body (1) is fixedly connected with a male tenon (3), the bottom profile of the male tenon (3) is equal to the size of an opening of the concrete pipe body (1), the other end of the concrete pipe body (1) is inwards provided with a female groove (2), an inner profile bus of the female groove (2) is matched with an outer profile bus of the male tenon (3), and the position heights of the male tenon (3) and the female groove (2) are equal;
a plurality of buffer grooves (305) horizontally oriented are formed in the outer end face of the tenon (3), a pressure spring (301) is arranged in each buffer groove (305), one end of each pressure spring (301) is fixedly connected with the corresponding buffer groove (305), the other end of each pressure spring (301) is fixedly connected with a sleeve ring (304), the sleeve rings (304) are in sliding fit with the buffer grooves (305), a support rod (303) is fixed on the inner side of each sleeve ring (304) along the axis of the corresponding buffer groove (305), and a movable sealing ring (302) is fixedly connected to the outer end, exposed out of the corresponding buffer groove (305), of each support rod (303);
annular seal groove (201) have been seted up in female groove (2) inside tip extension, movable seal circle (302) with seal groove (201) coaxial setting, just the peak of movable seal circle (302) with the peak of seal groove (201) is equal, the interior terminal surface laminating of seal groove (201) is provided with stationary seal circle (202), stationary seal circle (202) with the sealing washer is coaxial, just stationary seal circle (202) with the gross thickness of movable seal circle (302) is not less than the groove depth of seal groove (201).
2. A flexible tongue-and-groove concrete pipe according to claim 1, characterised in that: the openings at the two ends of the concrete pipe body (1) are consistent in size.
3. A flexible tongue-and-groove concrete pipe according to claim 1, characterised in that: the cross sections of the male tenon (3) and the female groove (2) are both right-angled trapezoids.
4. A flexible tongue-and-groove concrete pipe according to claim 1, characterised in that: the number of the buffer grooves (305) is six.
5. A flexible tongue-and-groove concrete pipe according to claim 1, characterised in that: the lantern ring (304) is in interference fit with the supporting rod (303).
6. A flexible tongue-and-groove concrete pipe according to claim 1, characterised in that: the movable sealing ring (302) and the fixed sealing ring (202) are both made of hardened and tempered rubber.
7. A flexible tongue-and-groove concrete pipe according to claim 1, characterised in that: the movable sealing rings (302) are fixedly connected with the supporting rods (303) through gluing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921111322.8U CN210397962U (en) | 2019-07-16 | 2019-07-16 | Flexible tongue-and-groove type concrete pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921111322.8U CN210397962U (en) | 2019-07-16 | 2019-07-16 | Flexible tongue-and-groove type concrete pipe |
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| Publication Number | Publication Date |
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| CN210397962U true CN210397962U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921111322.8U Active CN210397962U (en) | 2019-07-16 | 2019-07-16 | Flexible tongue-and-groove type concrete pipe |
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| CN (1) | CN210397962U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833914A (en) * | 2021-09-23 | 2021-12-24 | 中电建路桥集团有限公司 | Reinforced concrete tongue-and-groove pipe joint |
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2019
- 2019-07-16 CN CN201921111322.8U patent/CN210397962U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833914A (en) * | 2021-09-23 | 2021-12-24 | 中电建路桥集团有限公司 | Reinforced concrete tongue-and-groove pipe joint |
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