CN205606083U

CN205606083U - Bottom -plugging device

Info

Publication number: CN205606083U
Application number: CN201620414891.XU
Authority: CN
Inventors: 赵颖超; 王坤扬; 马德平; 闫永昌; 张向阳; 路平; 焦笑言
Original assignee: HENAN YIWOKE INDUSTRIAL EQUIPMENT Co Ltd
Current assignee: HENAN YIWOKE INDUSTRIAL EQUIPMENT Co Ltd
Priority date: 2016-05-10
Filing date: 2016-05-10
Publication date: 2016-09-28
Anticipated expiration: 2026-05-10

Abstract

The utility model discloses a bottom -plugging device, including the action bars and install in the twist grip of action bars upper end, the cover is equipped with the ring flange on the action bars, and the lower extreme of action bars is fixed with the cylindric lock, and the both ends of cylindric lock are all passed and are stretched out the action bars, installs on the action bars to be used for the ring flange to shift up spacing pipe clamp, and the lower part of action bars is equipped with annular arch along the circumferencial direction, the arch be located the cylindric lock the top and the cylindric lock between have an interval, the top top of cylindric lock is equipped with compression spring by there being the check ring between arch and the check ring, spring pocket adorns in the action bars. Before the installation is blockked up, need to locate fixed mounting bracket at the tubular product of shutoff, it is fixed to pass through pipe clamp AND operation pole with the ring flange, is convenient for install the ring flange on the mounting bracket, only needs to break the pipe clamp into two with one's hands to operate when the installation is blockked up, the utility model discloses compact structure, accurate shutoff prevents that gas from leaking, has guaranteed construction safety to be convenient for after the shutoff separation of action bars and jam.

Description

A kind of means for placing plug

Technical field

This utility model belongs to mechanical equipment technical field, is specifically related to a kind of means for placing plug.

Background technology

Along with economic development, in producing and living, the range of combustion gas is more and more wider.During the construction of existing gas ductwork, in order to avoid the supply of user is impacted, use on-line production construction technology, i.e. in the case of ventilation runs, generally use the mode of band gas operation to construct.

The installation of blocking needs means for placing plug to complete, and cannot see the position of blocking when blocking is installed into upper saddle seat, is also difficult to judge the position of blocking, wastes time and energy；Simultaneously as tubing is to block in the case of ventilation runs, if blocking is fitted without putting in place, the gas of pipe interior can be leaked out by screw, carry out during electric welding extremely hazardous again, will also result in energy waste, so installation accuracy and durable for means for placing plug require stricter.

Utility model content

Based on the deficiencies in the prior art, this utility model provides a kind of means for placing plug.

To achieve these goals, the technical scheme that this utility model is taked is as follows:

A kind of means for placing plug, including action bars and the rotary handle that is installed on action bars upper end, ring flange it is arranged with on action bars, the longitudinal center line of described ring flange overlaps with the longitudinal center line of action bars, the lower end of action bars is fixed with straight pin, the two ends of straight pin both pass through and stretch out action bars, the longitudinal center line of described straight pin intersects with the longitudinal center line of action bars and is mutually perpendicular to, it is provided with on action bars on ring flange, moves spacing pipe clamp, the bottom of action bars is along the circumferential direction provided with the projection of annular, described projection also and has spacing between straight pin above straight pin, the top apical grafting of straight pin has check ring, it is provided with compression spring between projection and check ring, described compression spring is set on action bars, and compression spring is upper, lower two ends respectively with protruding and check ring phase apical grafting.

Preferably, being provided with adpting flange between ring flange and action bars, described adpting flange is set on action bars, and the top of adpting flange is fastened on the upper surface of ring flange, and the bottom of adpting flange is stretched in ring flange；The medial surface of adpting flange along the circumferential direction embeds and is provided with the first sealing ring, it is interference fit between described first sealing ring and action bars, embed on the excircle side of adpting flange bottom and the second sealing ring is installed, be interference fit between described second sealing ring and ring flange.

Preferably, described straight pin is symmetrical relative to the longitudinal center line of action bars, and is interference fit between straight pin and action bars.

Preferably, described pipe clamp includes that snap ring, stay-bolt and spanner, described snap ring are C-shaped one-sided open structure, and the two ends of snap ring opening part are outward extended with the first latch segment and the second latch segment respectively；The draw ring end of described stay-bolt is positioned at first latch segment side away from the second latch segment, the bolt end of stay-bolt sequentially passes through and stretches out the first latch segment and the second latch segment, and have nut at the second latch segment away from the side of the first latch segment is threaded, described nut and the second latch segment phase apical grafting, the described longitudinal center line of stay-bolt draw ring is parallel to each other with the longitudinal center line of snap ring；Described spanner is perpendicular to the axial direction of snap ring, one end of spanner is positioned at the draw ring of stay-bolt, and it is hinged with the draw ring of stay-bolt, spanner is arc surface with the hinged end side of stay-bolt, and the longitudinal center line of arc surface is parallel to each other and misaligned with the longitudinal center line of stay-bolt draw ring, the arc surface of spanner and the first latch segment phase apical grafting.

Preferably, described spanner and the draw ring of stay-bolt are by hinged to slotting rivet.

Further, the medial surface of snap ring along the circumferential direction embeds and is provided with rubber blanket, and the internal diameter of described rubber blanket is less than the internal diameter of snap ring.

Before blocking is installed, an installing rack need to be fixed at the tubing of closure, ring flange is fixed with action bars by pipe clamp, it is easy to be installed on installing rack by ring flange exactly, described pipe clamp uses manual locking, snap close firmly and conveniently uses, and only need to be broken into two with one's hands by pipe clamp when installing blocking, easy to operate；This utility model compact conformation, accurately blocks, and prevents gas leak, it is ensured that construction safety, and be easy to closure after action bars separate with blocking.

Accompanying drawing explanation

Fig. 1 is the perspective view of embodiment 1；

Fig. 2 is the front view of Fig. 1；

Fig. 3 is the left view of Fig. 2；

Fig. 4 is the schematic diagram in Fig. 2 when action bars moves down relative to ring flange；

Fig. 5 is the partial enlarged drawing in Fig. 4 at A；

Fig. 6 is the structural representation of pipe clamp in Fig. 1 ~ 5；

Fig. 7 is the schematic diagram of embodiment 2 difference from Example 1；

Fig. 8 is the structural representation of pipe clamp in Fig. 7；

Fig. 9 is the structural representation of end cap in Fig. 7.

Detailed description of the invention

Embodiment 1

As shown in Fig. 1 ~ 5, a kind of means for placing plug, including action bars 2 and the rotary handle 1 that is installed on action bars 2 upper end, the lower end of action bars 2 is fixed with straight pin 8, the longitudinal center line of described straight pin 8 intersects with the longitudinal center line of action bars 2 and is mutually perpendicular to, the two ends of straight pin 8 both pass through and stretch out action bars 2, and straight pin 8 is symmetrical relative to the longitudinal center line of action bars 2, and is interference fit between straight pin 8 and action bars 2.The bottom of action bars 2 is along the circumferential direction provided with the projection 9 of annular, described protruding 9 also and have spacing between straight pin 8 above straight pin 8, the top apical grafting of straight pin 8 has check ring 7, it is provided with compression spring 6 between protruding 9 and check ring 7, described compression spring 6 is set in action bars 2, and the upper/lower terminal of compression spring 6 is respectively with protruding 9 and check ring 7 phase apical grafting, the internal diameter of compression spring 6 is suitable with the diameter of action bars 2.Being arranged with ring flange 5 on action bars 2, described ring flange 5 is between rotary handle 1 and protruding 9, and the longitudinal center line of ring flange 5 overlaps with the longitudinal center line of action bars 2；The center of ring flange 5 is provided with through hole, the diameter of described through hole is more than the diameter of action bars 2, adpting flange 3 is installed between ring flange 5 and action bars 2, described adpting flange 3 is set on action bars 2, the top of adpting flange 3 is fastened on the upper surface of ring flange 5 by screw, and it is interior and suitable with the through hole of ring flange 5 center that ring flange 5 is stretched in the bottom of adpting flange 3；The medial surface of adpting flange 3 along the circumferential direction embeds and is provided with the first sealing ring 10, it is interference fit between described first sealing ring 10 and action bars 2, embed on the excircle side of adpting flange 3 bottom and the second sealing ring 11 is installed, be interference fit between described second sealing ring 11 and ring flange 5；Being provided with pipe clamp 4 on action bars 2 above adpting flange 3, described pipe clamp 4 is used for limiting ring flange 5 and moves up.

Described pipe clamp 4 includes that snap ring 13, stay-bolt 16 and spanner 18, described stay-bolt 16 and spanner 18 are each perpendicular to the axial direction of snap ring 13；Described snap ring 13 is C-shaped one-sided open structure, and the left and right two ends of snap ring 13 opening part are outward extended with the first latch segment 15 and the second latch segment 19 respectively；The draw ring end of described stay-bolt 16 is positioned at the right side of the second latch segment 19, the bolt end of stay-bolt 16 sequentially passes through and stretches out the second latch segment 19 and the first latch segment 15, and have nut 14 the left side of the first latch segment 15 is threaded, described nut 14 and the second latch segment 19 phase apical grafting, the described longitudinal center line of stay-bolt 16 draw ring is parallel to each other with the longitudinal center line of snap ring 13；One end of spanner 18 is positioned at the draw ring of stay-bolt 16, and with the draw ring of stay-bolt 16 by hinged to slotting rivet 17, spanner 18 is arc surface with the hinged end side of stay-bolt 16, and the longitudinal center line of the longitudinal center line of arc surface and stay-bolt 16 draw ring is parallel to each other and misaligned, the arc surface of spanner 18 and the first latch segment 15 phase apical grafting.

Wherein, ring flange 5 is isolated from the outside by the first sealing ring 10 and the second sealing ring 11 with the space in installing rack, prevents gas leak, it is ensured that construction safety.Described pipe clamp 4 simple installation, can use securing member or eccentric locking mechanism to lock, and can be fixed on firmly on action bars 2, easy to operate.

Before closure, first need closure tubing at fix an installing rack, pipe clamp 4 is locked, make ring flange 5 can not upward sliding, then ring flange 5 is fastened on installing rack, now, action bars 2 is positioned at the surface of the plugging hole of upper saddle seat；Unclamp pipe clamp 4, action bars 2 is moved down and inserts relative to ring flange 5 in passage, straight pin 8 is abutted against mutually with the end face of blocking, by rotary handle 1 rotating operation bar 2, straight pin 8 is made to turn to block notch position, action bars 2 continues to move down, now, check ring 7 acts against on the end face of blocking, the spacing between check ring 7 and protruding 9 is made to reduce, compression spring 6 is compressed, straight pin 8 enters in the annular groove of blocking, it is rotated further by action bars 2 to straight pin 8 and bayonet lock apical grafting, make action bars 2 drive blocking to rotate by straight pin 8 thus blocking is threaded io on upper saddle seat.After blocking installation is put in place, reversion rotary handle 1, when driving straight pin 8 to turn to notch position, owing to the elastic force of compression spring 6 can make action bars 2 move up, action bars 2 can be mentioned when allowing an operator to recognize this position, thus action bars 2 is departed from blocking.

Embodiment 2

A kind of means for placing plug, on the basis of embodiment 1, i.e. rotary handle 1, action bars 2, ring flange 5, protruding 9, compression spring 6, check ring 7, straight pin the 8, first sealing ring 10 and the second sealing ring 11 arrange the most constant, difference is pipe clamp 4 and the setting of adpting flange 3, and additionally increases end cap 20.As shown in Fig. 7 ~ 9, pipe clamp 4 is on the basis of embodiment 1, i.e. snap ring 13, nut the 14, first latch segment 15, stay-bolt 16, the most constant to arranging of slotting rivet 17, spanner 18 and the second latch segment 19, more firm in order to make pipe clamp 4 lock, and reduce the abrasion to action bars 2, the medial surface of snap ring 13 along the circumferential direction embeds and is provided with rubber blanket 12, and the internal diameter of described rubber blanket 12 is less than the internal diameter of snap ring 13；Screw thread is offered on the circle end face on adpting flange 3 top, and threaded with end cap 20, described end cap 20 is set on action bars 2, and is pressed on pipe clamp 4, the side of end cap 20 be provided with for the first latch segment 15, spanner 18 and the second latch segment 19 through and out opening 21.When so further ensuring means for placing plug operation, ring flange 5 is isolated from the outside with the space in installing rack, prevents gas leak, and ring flange 5 can be made simultaneously to move with pipe clamp 4, convenient location.

This utility model is not restricted to the described embodiments; described in above-described embodiment and description, principle of the present utility model is simply described; on the premise of without departing from this utility model spirit and scope, this utility model also has various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.

Claims

null1. a means for placing plug，Including action bars and the rotary handle that is installed on action bars upper end，Ring flange it is arranged with on action bars，The longitudinal center line of described ring flange overlaps with the longitudinal center line of action bars，The lower end of action bars is fixed with straight pin，The two ends of straight pin both pass through and stretch out action bars，The longitudinal center line of described straight pin intersects with the longitudinal center line of action bars and is mutually perpendicular to，It is characterized in that: be provided with on action bars on ring flange, move spacing pipe clamp，The bottom of action bars is along the circumferential direction provided with the projection of annular，Described projection also and has spacing between straight pin above straight pin，The top apical grafting of straight pin has check ring，It is provided with compression spring between projection and check ring，Described compression spring is set on action bars，And compression spring is upper、Lower two ends respectively with protruding and check ring phase apical grafting.
Means for placing plug the most according to claim 1, it is characterized in that: between ring flange and action bars, be provided with adpting flange, described adpting flange is set on action bars, and the top of adpting flange is fastened on the upper surface of ring flange, and the bottom of adpting flange is stretched in ring flange；The medial surface of adpting flange along the circumferential direction embeds and is provided with the first sealing ring, it is interference fit between described first sealing ring and action bars, embed on the excircle side of adpting flange bottom and the second sealing ring is installed, be interference fit between described second sealing ring and ring flange.
3. according to claim 1 to described means for placing plug, it is characterised in that: described straight pin is symmetrical relative to the longitudinal center line of action bars, and is interference fit between straight pin and action bars.
4. according to described means for placing plug arbitrary in claims 1 to 3, it is characterized in that: described pipe clamp includes snap ring, stay-bolt and spanner, described snap ring is C-shaped one-sided open structure, and the two ends of snap ring opening part are outward extended with the first latch segment and the second latch segment respectively；The draw ring end of described stay-bolt is positioned at first latch segment side away from the second latch segment, the bolt end of stay-bolt sequentially passes through and stretches out the first latch segment and the second latch segment, and have nut at the second latch segment away from the side of the first latch segment is threaded, described nut and the second latch segment phase apical grafting, the described longitudinal center line of stay-bolt draw ring is parallel to each other with the longitudinal center line of snap ring；Described spanner is perpendicular to the axial direction of snap ring, one end of spanner is positioned at the draw ring of stay-bolt, and it is hinged with the draw ring of stay-bolt, spanner is arc surface with the hinged end side of stay-bolt, and the longitudinal center line of arc surface is parallel to each other and misaligned with the longitudinal center line of stay-bolt draw ring, the arc surface of spanner and the first latch segment phase apical grafting.
Means for placing plug the most according to claim 4, it is characterised in that: described spanner and the draw ring of stay-bolt are by hinged to slotting rivet.
Means for placing plug the most according to claim 5, it is characterised in that: the medial surface of snap ring along the circumferential direction embeds and is provided with rubber blanket, and the internal diameter of described rubber blanket is less than the internal diameter of snap ring.