CN223537150U - Pipe valve anticreep connection structure - Google Patents
Pipe valve anticreep connection structureInfo
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- CN223537150U CN223537150U CN202423213570.7U CN202423213570U CN223537150U CN 223537150 U CN223537150 U CN 223537150U CN 202423213570 U CN202423213570 U CN 202423213570U CN 223537150 U CN223537150 U CN 223537150U
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Abstract
本实用新型涉及一种管道连接结构，尤其是一种管阀防脱连接结构，包括阀本体和防脱组件，所述阀本体具有连接端，所述连接端上开设有连接孔，所述防脱组件包限位套以及位于所述限位套内的防脱环，所述限位套包括套体以及固定连接在所述套体上的挡环，所述套体的侧壁上开设有通槽，所述防脱环包括开口环体和分别固定连接在所述开口环体的两端部上的锁紧臂，两个所述锁紧臂都穿插在所述通槽中并延伸至所述限位套的外部，且两个所述锁紧臂之间设置有用于将两个所述锁紧臂相向压紧的紧固件。通过设置锁紧臂，可以在防脱环被移动到需要锁紧的位置之后再将其抱紧在管道上，锁紧过程中防脱齿不会在管道的轴向上移动，防脱效果相对较好。
This utility model relates to a pipe connection structure, and more particularly to a valve anti-detachment connection structure, including a valve body and an anti-detachment component. The valve body has a connecting end with a connecting hole. The anti-detachment component includes a limiting sleeve and an anti-detachment ring located within the limiting sleeve. The limiting sleeve includes a sleeve body and a retaining ring fixedly connected to the sleeve body. A through groove is formed on the side wall of the sleeve body. The anti-detachment ring includes an open ring body and locking arms fixedly connected to both ends of the open ring body. Both locking arms are inserted into the through groove and extend to the outside of the limiting sleeve. A fastener is provided between the two locking arms to press them together. By setting the locking arms, the anti-detachment ring can be moved to the position requiring locking before being clamped onto the pipe. During the locking process, the anti-detachment teeth will not move axially in the pipe, resulting in a relatively good anti-detachment effect.
Description
Technical Field
The utility model relates to a pipeline connecting structure, in particular to a pipe valve anti-drop connecting structure.
Background
In a drainage pipe network or a water supply pipe network, connection between two pipelines is usually needed to be realized by using a connecting valve or a telescopic valve, the pipelines and various functional valves are also needed to be connected, and anti-drop structures are usually arranged at the connection positions so as to avoid mutual separation or dislocation between the pipelines or between the pipelines and the functional valves under the action of external force, so that water leakage is caused.
The traditional anti-drop structure for the pipeline is usually fastened by using a compression conical surface, for example, an elastic metal compression ring adopted in a bidirectional pipeline anti-drop joint disclosed in Chinese patent publication No. CN206175894U, an expansion compression ring for the anti-drop joint disclosed in Chinese patent publication No. CN211693893U, or a pipeline anti-drop connecting component disclosed in Chinese patent publication No. CN216666794U, etc., and in the installation process, anti-drop teeth (or anti-drop lines) contacted with the pipeline cannot be prevented from moving along the axial direction of the pipeline along with the action of locking thrust, so that the anti-drop teeth are easy to scratch or abrade, and the anti-drop effect is affected.
In view of the above, the present inventors have conducted intensive studies on a pipe valve anti-slip connection structure, and have produced the present application.
Disclosure of utility model
The utility model aims to provide a pipe valve anti-drop connecting structure with relatively good anti-drop effect.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a pipe valve anticreep connection structure, includes the valve body, still includes anticreep subassembly, the valve body has the link, set up the connecting hole that is used for alternate pipeline on the link, anticreep subassembly includes fixed connection or detachable connection stop collar and being located on the valve body the stop collar, the stop collar includes one end orientation the cover body of connecting hole and fixed connection the cover body is kept away from keep off the ring on the one end of connecting hole, open the logical groove has been seted up on the lateral wall of the cover body, the anticreep ring includes the split ring body and is in fixed connection respectively locking arm on the both ends of split ring body, two locking arms all alternate in the logical groove and extend to the outside of stop collar, and two be provided with between the locking arm and be used for two the fastener that the locking arm compresses tightly in opposite directions.
As an improvement of the utility model, the inner side wall of the connecting hole is provided with a sealing element for sealing the pipeline.
As an improvement of the utility model, the inner side wall of the opening ring body is provided with anti-drop teeth or anti-drop lines, and the inner side wall and/or the outer side wall of the opening ring body are provided with separation grooves.
As an improvement of the utility model, the fastening piece is a fastening bolt.
As an improvement of the utility model, the sleeve body is integrally connected with the valve body.
As an improvement of the utility model, at least two protruding blocks are fixedly connected on the outer side wall of the opening ring body, the baffle ring is provided with a through groove which is respectively matched with each protruding block one by one and an access groove which is matched with the connecting arm, and the access groove extends to the sleeve body and is communicated with the through groove.
As an improvement of the utility model, the sleeve body is sleeved on the connecting end, the side wall of the sleeve body is provided with a fastening threaded hole, and the fastening threaded hole is spirally connected with a fastening bolt propped against the connecting end.
As an improvement of the utility model, the outer side wall of the connecting end is provided with a release stopping groove matched with the fastening bolt.
As an improvement of the utility model, the sleeve body is sleeved on the connecting end, the sleeve body is fixedly connected with a clamping hook, and the outer side wall of the connecting end is provided with a clamping groove matched with the clamping hook.
As an improvement of the utility model, the anti-falling groove or the clamping groove is an annular groove, and the side wall of one side of the annular groove facing the baffle ring is provided with a slot matched with the fastening bolt or the clamping hook.
As an improvement of the utility model, the ring groove is fixedly connected with a positioning block at a position beside the slot.
As an improvement of the utility model, the valve further comprises a pressing sleeve detachably connected to the limiting sleeve, and the pressing sleeve is detachably connected with the valve body.
As an improvement of the utility model, the utility model further comprises a pressing sleeve, the connecting end is also provided with a counter bore coaxially arranged with the connecting hole, a sealing element is arranged in the counter bore, one end of the pressing sleeve is propped against the sealing element, and the other end of the pressing sleeve is detachably connected with the limiting sleeve.
By adopting the scheme, the utility model has the following beneficial effects:
1. Through setting up the locking arm, can be after the anticreep ring is moved the position that needs locking again with its hugging closely on the pipeline, the anticreep tooth can not be at the axial of pipeline upwards remove in the locking in-process, and the anticreep effect is relatively better.
2. The separation grooves are formed in the inner side wall and/or the outer side wall of the opening ring body, so that the elasticity or the flexibility of the anti-drop ring can be increased, and the anti-drop ring can be suitable for pipelines with more different pipe diameters.
3. The detachable connection of the limit sleeve and the valve body is realized by using the clamping hooks or the fastening bolts, so that the dismounting speed is improved, and the cost is relatively low.
Drawings
FIG. 1 is a schematic view of a pipe valve anti-drop connection structure in a first embodiment;
FIG. 2 is a schematic view of the structure of the anti-slip ring according to the first embodiment;
FIG. 3 is a schematic view of a spool valve anti-slip connection in accordance with the second embodiment;
FIG. 4 is an exploded view of a spool valve anti-slip connection in accordance with the second embodiment;
FIG. 5 is a schematic view of a pipe valve anti-slip connection structure in a third embodiment;
FIG. 6 is a schematic view of a pipe valve anti-slip connection structure in a fourth embodiment;
FIG. 7 is a schematic view showing a cut-away structure of a pipe valve anti-drop connection structure in a fourth embodiment;
FIG. 8 is an exploded view of a spool valve anti-slip connection in accordance with the fourth embodiment;
FIG. 9 is a schematic view of a spool valve anti-slip connection in accordance with the fifth embodiment;
FIG. 10 is a schematic view of a pipe valve anti-slip connection structure in a sixth embodiment;
FIG. 11 is a schematic view showing a sectional structure of a pipe valve anti-drop connection structure in a sixth embodiment.
The labels correspond to the following:
10-valve body, 11-connecting hole;
A 12-sealing element, a 13-anti-falling groove;
14-slot, 15-positioning block;
a 16-connecting lug, a 17-clamping groove;
20-limiting sleeve;
A 22-baffle ring;
23-through groove, 24-through groove;
25-entering and exiting the groove, 26-tightly fixing the threaded hole;
27-clamping hooks and 28-clamping plates;
30-anticreep ring, 31-opening ring body;
32-locking arm, 33-through hole;
34-bump, 35-partition groove;
40-pressing sleeve, 41-annular groove;
42-connecting threaded holes and 43-connecting optical holes.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and specific examples.
Example 1
As shown in fig. 1 and 2, the present embodiment provides a pipe valve anti-drop connection structure, which includes a valve body 10 and an anti-drop component, wherein the valve body 10 may be a body of a pipe connection valve, or may be a valve body of a functional valve such as a gate valve or a throttle valve, or may be a housing of a detection device such as a water meter or a pressure gauge, and in this embodiment, the valve body is described as an example of a body of a pipe connection valve.
The valve body 10 has a connection end for connection with a pipe, where the connection end refers not only to an end face but also to a portion of the valve body 10 near the end face. It should be noted that, the valve body 10 may have a plurality of connection ends, which are respectively connected to different pipes, and the connection structures between each connection end and the pipe may be the same or different, in this embodiment, the valve body 10 has two connection ends, where one connection section is connected to the pipe by using a conventional flange connection structure, and the connection structure of the other connection end is not described in detail herein, so the connection ends mentioned below refer to connection ends of non-flange connection structures.
The connecting end is provided with a connecting hole 11 for penetrating the pipeline, the inner side wall of the connecting hole is provided with a sealing element 12 for sealing the pipeline, namely, the sealing element 12 is arranged between the inner side wall of the connecting hole 11 and the outer side wall of the pipeline. The structure of the sealing member 12 and its installation structure are existing structures, and the sealing ring structure in the pipe anti-drop connection structure disclosed in chinese patent publication No. CN219510345U is adopted in this embodiment, and will not be described in detail here.
The anti-drop subassembly includes fixed connection or detachable connection stop collar 20 and be located stop collar 30 on valve body 10, wherein, stop collar 20 includes the cover body 21 of one end towards connecting hole 11 and keeps away from the baffle ring 22 on the one end of connecting hole 11 through the mode fixed connection of an organic whole at cover body 21, in this embodiment, cover body 21 and valve body 10 body coupling (i.e. realize fixed connection through the mode of an organic whole), cover body 21 and valve body 10 are two different positions of same part promptly, and both can obtain through one shot casting shaping like this, and the cost is lower relatively. It should be noted that, although the sleeve 21 and the valve body 10 are integrally connected, the bore diameter of the inner bore of the sleeve 21 needs to be larger than the bore diameter of the connecting hole 11 in order to accommodate the slip-off preventing ring 20. The side wall of the sleeve body 21 is provided with a through groove 23 penetrating the sleeve body, the anti-drop ring 30 comprises an opening ring body 31 and locking arms 32 fixedly connected to two end parts of the opening ring body 31 respectively, the outer diameter of the opening ring body 31 is larger than the aperture of the connecting hole 11 so as to use the end parts of the connecting ends to prop against the opening ring body 31 and prevent the opening ring body 31 from sliding into the connecting hole 11, the two locking arms 32 are inserted into the through groove 23 and extend to the outside of the limit sleeve 20, a fastener (not shown in the figure) for pressing the two locking arms 32 towards each other is arranged between the two locking arms 32, when the anti-drop sleeve is used, a pipeline is inserted into the opening ring body 31 and the connecting hole 11 at the same time, the two locking arms 32 are pressed towards each other by the fastener, and the two end parts of the opening ring body 31 are driven to move towards each other, so that the opening ring body 31 can clamp the pipeline tightly, and the anti-drop is realized.
Preferably, in order to improve the anti-disengagement effect, in the present embodiment, anti-disengagement teeth or anti-disengagement patterns are provided on the inner side wall of the split ring body 31.
Preferably, the fastening member is a fastening bolt, specifically, each locking arm 32 is provided with a through hole 33, the fastening bolt is simultaneously inserted into each through hole 33, the fastening bolt is in threaded connection with a nut, and the two locking arms 32 are clamped between the nut and the nut of the fastening bolt, so that the two locking arms 32 can be pressed in opposite directions by screwing the nut, and the split ring body 31 is tightly held by the pipeline. Of course, a through hole may be formed in one of the locking arms 32, a locking threaded hole coaxially disposed in the through hole may be formed in the other locking arm 32, a fastening bolt is inserted into the through hole and is screwed into the locking threaded hole, and a nut of the fastening bolt abuts against the locking arm 32 provided with the through hole, so that the two locking arms 32 can be pressed in opposite directions only by rotating the fastening bolt.
In addition, in order to put into stop collar 20 with anticreep ring 30 when being convenient for use, in this embodiment, fixedly connected with is at least two lugs 34 on the lateral wall of split ring body 31, set up respectively with each lug 34 one-to-one complex wear groove 24 and with two linking arm 32 complex access groove 25 on the baffle ring 22, wherein, access groove 25 extends to the cover body 21 and with logical groove 23 intercommunication, access groove 25 runs through baffle ring 22 and cover body 21 simultaneously, access groove 25 keeps away from the one side parallel and level of baffle ring 22 with logical groove 23 keeps away from one side parallel and level of baffle ring 22, and access groove 25's length is greater than logical groove 23's length. When the positions of the protruding blocks 34 are respectively corresponding to the penetrating grooves 34 one by one, the two connecting arms 32 are positioned at the positions corresponding to the penetrating grooves 25, when the anti-drop ring is used, the protruding blocks 34 are arranged corresponding to the penetrating grooves 34 one by one, then the anti-drop ring 30 is moved to penetrate through the blocking ring 22, the anti-drop ring 30 is rotated, the protruding blocks 34 are arranged in a staggered mode with the penetrating grooves 34, the two connecting arms 32 are moved into the through grooves 23 from the penetrating grooves 25, and finally the two connecting arms 32 are locked in the opposite direction, so that anti-drop connection is realized.
Example two
As shown in fig. 3 and 4 and referring to other drawings, the difference between the pipe valve connecting structure provided in this embodiment and the first embodiment is that the sleeve body 21 of the stop collar 20 in this embodiment is not integrally connected with the valve body 10, the stop collar 22 of the stop collar 20 is detachably connected with the first embodiment, the through groove 24 and the in-out groove 25 are not formed in the stop collar 22, and the outer diameter of the split ring body 31 is larger than the inner diameter of the stop collar 22 and smaller than the inner diameter of the sleeve body 21.
Specifically, the sleeve body 21 is sleeved on the connecting end of the valve body 10, the side wall of the sleeve body 21 is provided with a fastening threaded hole 26, a fastening bolt (not shown in the figure) propping against the connecting end is spirally connected to the fastening threaded hole 26, so that the detachable connection between the stop collar 20 and the valve body 10 is realized, the anti-drop ring 30 is required to be installed in the stop collar 20 before the stop collar 20 is connected with the valve body 10, and during installation, two connecting arms 32 are required to be penetrated into the through groove 23 at present, and then the opening ring body 31 is installed in the sleeve body 21.
Preferably, in this embodiment, the outer side wall of the connecting end is provided with a retaining groove 13 matched with the fastening bolt, and the fastening bolt abuts against the bottom of the retaining groove 13, so that axial sliding of the fastening bolt along the pipeline after loosening under the action of external vibration is avoided, and the anti-loosening effect is improved. In addition, the anti-falling groove 13 is a ring groove, and the side wall of one side of the ring groove facing the baffle ring 32 is provided with a slot 14 matched with the fastening bolt, so that when the anti-falling groove is disassembled, only the fastening bolt is required to be screwed out, the whole fastening bolt is not required to be screwed out, the fastening bolt which is the whole fastening bolt can be rotated to a position corresponding to the slot 14 through the rotary limiting sleeve 20, then the ring groove is removed through the slot 14 to realize the disassembly, and similarly, the fastening bolt can be screwed in advance during the assembly, then the fastening bolt is penetrated into the ring groove through the slot 14, and then the rotary limiting sleeve 20 is rotated to realize the connection, and at the moment, the fastening bolt is equivalent to a clamping hook.
In addition, the ring groove is fixedly connected with a positioning block 15 at a position beside the slot 14, so that a user can conveniently and rapidly rotate the fastening bolt to a position corresponding to the slot 14 during disassembly.
Example III
As shown in fig. 5 and referring to other drawings, the pipe valve connecting structure provided in this embodiment is different from the second embodiment in that the main body 10 adopted in this embodiment is a gate valve housing having two connecting ends connected to a pipe, wherein one connecting section is connected to the pipe by a conventional threaded connection structure, and the connection structure of the other connecting end is mainly described in this embodiment, so that the connecting ends mentioned below refer to the connecting ends of the non-threaded connection structure.
The sleeve body 21 in this embodiment is also sleeved on the connecting end, but the fastening threaded hole and the fastening bolt are not provided, but the clamping hook 27 is fixedly connected to the end, far away from the baffle ring 32, of the sleeve body 21 in an integrally connected manner, the clamping groove 17 matched with the clamping hook 27 is formed in the outer side wall of the connecting end, and the clamping hook 27 connected with the sleeve body 21 and the sleeve is also made of metal due to the fact that the limiting sleeve 20 is usually a metal sleeve, so that the elasticity is relatively low, and in order to facilitate the clamping of the clamping hook into the clamping groove, in this embodiment, the clamping groove 17 is the same annular groove as in the embodiment, the side wall, facing one side of the baffle ring 32, of the annular groove is provided with the slot 14 matched with the clamping hook 27, so that the clamping hook 27 can penetrate into the annular groove through the slot 14, and then the clamping connection is realized by rotating the limiting sleeve 20.
Preferably, the ring groove is fixedly connected with a positioning block (not shown in fig. 5) at a position beside the slot 14, so that a user can conveniently and rapidly rotate the hook 27 to a position corresponding to the slot 14 during disassembly.
Example IV
As shown in fig. 6-8 and referring to other drawings, the present embodiment provides a pipe valve anti-drop connection structure, which includes a valve body 10 and an anti-drop component, wherein the valve body 10 may be a body of a pipe connection valve, or may be a valve body of a functional valve such as a gate valve or a throttle valve, or may be a housing of a detection device such as a water meter or a pressure gauge, and in this embodiment, the valve body is described as an example of a body of a pipe connection valve.
The valve body 10 has a connection end for connection with a pipe, where the connection end refers not only to an end face but also to a portion of the valve body 10 near the end face. It should be noted that, the valve body 10 may have a plurality of connection ends, which are respectively connected to different pipes, and the connection structures between each connection end and the pipe may be the same or different, in this embodiment, the valve body 10 has two connection ends, where one connection section is connected to the pipe by using a conventional flange connection structure, and the connection structure of the other connection end is not described in detail herein, so the connection ends mentioned below refer to connection ends of non-flange connection structures.
The connecting end is provided with a connecting hole 11 for penetrating the pipeline, the inner side wall of the connecting hole is provided with a sealing element 12 for sealing the pipeline, namely, the sealing element 12 is arranged between the inner side wall of the connecting hole 11 and the outer side wall of the pipeline. The structure of the sealing element 12 and the installation structure thereof are existing structures, the sealing ring structure in the anti-drop pipeline joint disclosed in the chinese patent with publication number CN216715490U is adopted in this embodiment, specifically, the anti-drop connecting structure of the pipe valve provided in this embodiment further includes a pressing sleeve 40, the connecting end is further provided with a counter bore coaxially arranged with the connecting hole 11, the sealing element 12 is arranged in the counter bore, one end of the pressing sleeve 40 abuts against the sealing ring serving as the sealing element 12, and the other end is detachably connected with a limiting sleeve 20 which will be mentioned below, namely, the pressing sleeve 40 is detachably connected with the limiting sleeve 20. In addition, the pressing sleeve 40 and the valve body 10 are respectively provided with connecting lugs 16 which are correspondingly arranged, and the two connecting lugs 16 which are correspondingly arranged are connected through a bolt assembly, namely, the pressing sleeve 40 is detachably connected with the valve body 10, so that the pressing sleeve 40 can be ensured to be pressed on a sealing ring while the pressing sleeve 40 and the valve body 10 are detachably and fixedly connected.
The anti-drop assembly comprises a stop collar 20 and an anti-drop ring 30 positioned in the stop collar 20, wherein the stop collar 20 is indirectly and detachably connected to the valve body 10 through being detachably connected to the pressure sleeve 40. The stop collar 20 includes the cover body 21 of one end towards connecting hole 11, keeps away from the baffle ring 22 on the one end of connecting hole 11 through the mode fixed connection of an organic whole at the cover body 21 and keeps away from the baffle ring 22 and the cardboard 28 on the one end of connecting the mode fixed connection of an organic whole at the cover body 21, has seted up the logical groove 23 that runs through the cover body on the lateral wall of the cover body 21. The anti-drop ring 30 comprises an opening ring body 31 and locking arms 32 respectively fixedly connected to two end parts of the opening ring body 31, the two locking arms 32 are inserted into the through grooves 23 and extend to the outside of the limit sleeve 20, a fastener (not shown in the figure) for pressing the two locking arms 32 towards each other is arranged between the two locking arms 32, when the anti-drop ring is used, a pipeline is inserted into the opening ring body 31 and the connecting hole 11 at the same time, the two locking arms 32 are pressed towards each other by the fastener, and the two end parts of the opening ring body 31 are driven to move towards each other, so that the opening ring body 31 holds the pipeline tightly, and anti-drop is realized.
Preferably, in order to improve the anti-disengagement effect, in the present embodiment, anti-disengagement teeth or anti-disengagement patterns are provided on the inner side wall of the split ring body 31. Considering that the anti-slip ring 30 is generally made of steel material, the elasticity is relatively low, and in this embodiment, the inner side wall and/or the outer side wall of the split ring body 31 are provided with a separation groove 35, which helps to increase the elasticity or flexibility of the anti-slip ring 30, so that the anti-slip ring is suitable for pipes with different diameters. Of course, the structure of the drop-off prevention ring 30 may be the same as that of the first embodiment.
Preferably, the fastening member is a fastening bolt, specifically, each locking arm 32 is provided with a through hole 33, the fastening bolt is simultaneously inserted into each through hole 33, the fastening bolt is in threaded connection with a nut, and the two locking arms 32 are clamped between the nut and the nut of the fastening bolt, so that the two locking arms 32 can be pressed in opposite directions by screwing the nut, and the split ring body 31 is tightly held by the pipeline. Of course, a through hole may be formed in one of the locking arms 32, a locking threaded hole coaxially disposed in the through hole may be formed in the other locking arm 32, a fastening bolt is inserted into the through hole and is screwed into the locking threaded hole, and a nut of the fastening bolt abuts against the locking arm 32 provided with the through hole, so that the two locking arms 32 can be pressed in opposite directions only by rotating the fastening bolt.
In addition, the pressing sleeve 40 is further provided with annular grooves 41 matched with the clamping plates 28 and notches communicated with the annular grooves 41, the number of the notches is the same as that of the clamping plates 28, when one clamping plate 28 is located at a position corresponding to one notch, other clamping plates 28 are arranged in one-to-one correspondence with the other notches, so that the clamping plates 28 can penetrate into the annular grooves 41 through the notches, clamping connection between the limiting sleeve 20 and the pressing sleeve 40 is realized through rotating the limiting sleeve 20, and the anti-slip ring 30 is limited between the baffle ring 22 and the pressing sleeve 40.
Example five
As shown in fig. 9 and referring to other drawings, the difference between the pipe valve anti-disengaging connection structure provided in this embodiment and the fourth embodiment is that the connection structure between the stop collar 20 and the pressing collar 40 is different, in this embodiment, the stop collar 20 is identical to the embodiment in structure, that is, the stop collar 20 is not provided with a clamping plate, but a tightening threaded hole 26 is provided on the side wall of the collar body 21, and a tightening bolt (not shown in the drawing) that abuts against the annular groove of the pressing collar 40 is screwed on the tightening threaded hole 26, so as to realize the detachable connection between the stop collar 20 and the pressing collar 40. That is, the detachable connection structure between the spacer 20 and the pressing sleeve 40 in the present embodiment is substantially the same as the detachable connection structure between the spacer 20 and the valve body 10 in the second embodiment, and will not be repeated here.
Example six
As shown in fig. 10 and 11 and referring to other drawings, the difference between the pipe valve anti-drop connection structure provided in this embodiment and the fourth embodiment is that the connection structure between the stop collar 20, the pressing collar 40 and the valve body 10 is different, specifically, in this embodiment, the pressing collar 40 is not provided with the connection lugs 16, but the stop collar 20 is provided with the connection lugs 16, of course, the connection lugs 16 on the stop collar 20 and the connection lugs 16 on the valve body 10 are in the same number and are in one-to-one correspondence arrangement, and two connection lugs 16 which are in correspondence arrangement are connected through a bolt assembly, namely, the stop collar 20 and the valve body 10 are detachably connected, so that the pressing collar 40 can be pushed to be compressed on the sealing ring while the detachable fixed connection of the stop collar 20 and the valve body 10 is realized.
In addition, a connection threaded hole 42 is formed at an end of the sleeve body 21 facing the connection hole 11, a connection unthreaded hole 43 coaxially arranged with the connection threaded hole 42 is formed on the pressing sleeve 40, a connection bolt (not shown in the figure) which is simultaneously and spirally connected in the connection threaded hole 42 is inserted into the connection unthreaded hole 43, and a nut of the connection bolt abuts against the pressing sleeve 40, so that detachable and fixed connection between the pressing sleeve 40 and the limiting sleeve 20 is realized.
Example seven
The difference between the pipe valve connecting structure provided in this embodiment and the first embodiment is that the stop collar 22 of the stop collar 20 in this embodiment is also not provided with the through groove 24 and the in-out groove 25, and the outer diameter of the opening ring body 31 is larger than the inner diameter of the stop collar 22 and smaller than the inner diameter of the sleeve body 21.
In the pipe valve connecting structure provided in this embodiment, the anti-slip ring 30 is difficult to assemble in an assembling manner, so that the anti-slip ring 30 is installed into the stop collar 20 when remanufacturing is required, specifically, the stop ring 22 cannot be directly formed during casting, and the stop ring 22 is obtained by welding or other processes after the anti-slip ring 30 is reloaded.
The present utility model has been described in detail with reference to the accompanying drawings, but the embodiments of the present utility model are not limited to the above embodiments, and those skilled in the art can make various modifications to the present utility model according to the prior art, which are all within the scope of the present utility model.
Claims (14)
1. The utility model provides a pipe valve anticreep connection structure, includes the valve body, its characterized in that still includes anticreep subassembly, the valve body has the link, offered the connecting hole that is used for alternate pipeline on the link, the anticreep subassembly includes fixed connection or detachable connection stop collar and being located on the valve body the stop collar, the stop collar includes one end orientation the cover body of connecting hole and fixed connection the cover body is kept away from keep off the ring on the one end of connecting hole, open the logical groove has been seted up on the lateral wall of the cover body, the anticreep ring includes the split ring body and is in respectively fixed connection the lock arm on the both ends of split ring body, two lock arms alternate all in the logical groove and extend to the outside of stop collar, and two be provided with between the lock arm and be used for two the fastener that lock arm compresses tightly in opposite directions.
2. The pipe valve drop prevention connecting structure according to claim 1, wherein an inner side wall of the connecting hole is provided with a sealing member for sealing the pipe.
3. The pipe valve anti-drop connection structure according to claim 1, wherein anti-drop teeth or anti-drop lines are arranged on the inner side wall of the opening ring body, and a separation groove is formed on the inner side wall and/or the outer side wall of the opening ring body.
4. The pipe valve anti-slip connection as defined in claim 1, wherein said fastener is a fastening bolt.
5. The spool valve slip-off prevention connection structure according to claim 1, wherein the sleeve body is integrally connected with the valve body.
6. The pipe valve anti-drop connection structure according to claim 5, wherein at least two protruding blocks are fixedly connected to the outer side wall of the opening ring body, a through groove and an in-out groove are formed in the baffle ring, the through groove is matched with each protruding block one to one, the in-out groove is matched with the connecting arm, and the in-out groove extends to the sleeve body and is communicated with the through groove.
7. The pipe valve anti-drop connection structure according to claim 1, wherein the sleeve body is sleeved on the connection end, a tightening threaded hole is formed in the side wall of the sleeve body, and a tightening bolt propped against the connection end is spirally connected to the tightening threaded hole.
8. The pipe valve anti-drop connection of claim 7, wherein the outer sidewall of the connection end is provided with an anti-drop groove matched with the fastening bolt.
9. The pipe valve anti-drop connection structure according to claim 1, wherein the sleeve body is sleeved on the connection end, a clamping hook is fixedly connected to the sleeve body, and a clamping groove matched with the clamping hook is formed in the outer side wall of the connection end.
10. The pipe valve anti-drop connection structure according to claim 8, wherein the anti-drop groove is a ring groove, and a slot matched with the fastening bolt is formed in a side wall of one side of the ring groove facing the baffle ring.
11. The pipe valve anti-drop connection structure according to claim 9, wherein the clamping groove is an annular groove, and a slot matched with the clamping hook is formed in the side wall of one side of the annular groove facing the baffle ring.
12. The pipe valve drop prevention connecting structure according to claim 10 or 11, wherein the ring groove is fixedly connected with a positioning block at a position beside the slot.
13. The spool valve slip-off prevention connection structure according to claim 1, further comprising a pressure sleeve detachably connected to the stop collar, the pressure sleeve being detachably connected to the valve body.
14. The pipe valve anti-drop connection structure according to claim 1, further comprising a pressing sleeve, wherein the connection end is further provided with a counter bore coaxially arranged with the connection hole, a sealing element is arranged in the counter bore, one end of the pressing sleeve is propped against the sealing element, and the other end of the pressing sleeve is detachably connected with the limiting sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423213570.7U CN223537150U (en) | 2024-12-25 | 2024-12-25 | Pipe valve anticreep connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423213570.7U CN223537150U (en) | 2024-12-25 | 2024-12-25 | Pipe valve anticreep connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223537150U true CN223537150U (en) | 2025-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423213570.7U Active CN223537150U (en) | 2024-12-25 | 2024-12-25 | Pipe valve anticreep connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223537150U (en) |
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- 2024-12-25 CN CN202423213570.7U patent/CN223537150U/en active Active
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