CN206293862U - New type explosion proof armouring stuffing-box - Google Patents

New type explosion proof armouring stuffing-box Download PDF

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Publication number
CN206293862U
CN206293862U CN201621227096.6U CN201621227096U CN206293862U CN 206293862 U CN206293862 U CN 206293862U CN 201621227096 U CN201621227096 U CN 201621227096U CN 206293862 U CN206293862 U CN 206293862U
Authority
CN
China
Prior art keywords
hand member
seam
support ring
locking cap
sealing shroud
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201621227096.6U
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Chinese (zh)
Inventor
冯伟
童飞
侯彦东
杨善山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Taipute Electrical Apparatus & Meter Co ltd
Original Assignee
Jiangsu Taipute Electrical Apparatus & Meter Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Taipute Electrical Apparatus & Meter Co ltd filed Critical Jiangsu Taipute Electrical Apparatus & Meter Co ltd
Priority to CN201621227096.6U priority Critical patent/CN206293862U/en
Application granted granted Critical
Publication of CN206293862U publication Critical patent/CN206293862U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of new type explosion proof armouring stuffing-box, including fittings body, esplosion isolating cover, coning sleeve, pressure ring, pad, sealing shroud, support ring, locking cap;The endoporus right-hand member of fittings body is provided with seam I, seam I and is provided with coning sleeve, pressure ring from left to right, and pressure ring is sleeved in coning sleeve right-hand member cone;The endoporus left end of locking cap is provided with seam II, sealing shroud, support ring are provided with seam II, support ring is sleeved on the right-hand member of sealing shroud, and in the embedding sealing of support ring right-hand member flange I set outer wall right-hand member annular groove I, both combinations are combination of the big footpath in the taper hole and cone of left end;The inner face of locking cap seam II compresses support ring right-hand member;Further improvement is that:Coning sleeve right-hand member cone outer wall is provided with several annular grooves;The inner face of locking cap seam II is circular conical surface, support ring right-hand member outer wall and right side arc transition, and the inner face of locking cap seam II compresses support ring right-hand member arc surface.The utility model flame proof protecting effect is good, uses reliability.

Description

New type explosion proof armouring stuffing-box
Technical field
The utility model is related to a kind of explosion-proof electric apparatus, and in particular to a kind of explosion-proof armouring stuffing-box.
Background technology
The hazardous areas such as colliery, combustion gas widely use explosion-proof armouring stuffing-box, existing explosion-proof armouring stuffing-box.
The content of the invention
The utility model in view of the shortcomings of the prior art, proposes a kind of new type explosion proof armour that can significantly improve sealing reliability Dress stuffing-box.
The utility model is achieved through the following technical solutions technical goal.
New type explosion proof armouring stuffing-box, including fittings body, esplosion isolating cover, coning sleeve, pressure ring, pad, sealing shroud, support ring, Locking cap;The fittings body central axis horizontal, locking cap is sleeved on fittings body right-hand member, and is threadedly coupled;The fittings body Endoporus right-hand member is provided with seam I, seam I and is provided with coning sleeve, pressure ring from left to right, and pressure ring is sleeved in coning sleeve right-hand member cone; The endoporus left end of the locking cap is provided with seam II, seam II and is provided with sealing shroud, support ring, and the support ring right-hand member is provided with footpath To inside flange I, sealing shroud outer wall right-hand member is provided with annular groove I, and support ring is sleeved on the right-hand member of sealing shroud, support ring right-hand member flange In I embedding sealing set outer wall right-hand member annular groove I;The inner face of the locking cap seam II compresses support ring right-hand member;The pressure ring is right End face, sealing shroud are provided with pad between left side;It is theed improvement is that:The support ring right-hand member flange I and sealing shroud outer wall The combination of right-hand member annular groove I is combination of the big footpath in the taper hole and cone of left end.
In said structure, the coning sleeve right-hand member cone outer wall is provided with several annular grooves.
In said structure, the inner face of locking cap seam II is circular conical surface, support ring right-hand member outer wall and right side circular arc Transition, the inner face of locking cap seam II compresses support ring right-hand member arc surface.
The utility model compared with prior art, has the positive effect that:
1st, the utility model when in use, tightens locking cap, under the extruding of the inner face of locking cap seam II, support ring right-hand member Flange I is moved axially to the left, because the combination of support ring right-hand member flange I and sealing shroud outer wall right-hand member annular groove I is big footpath in left end Taper hole and cone combination, sealing shroud outer wall right-hand member annular groove I is produced more radial contractions, make sealing shroud and institute's fit Cable outer wall is produced and closely coordinated, and significantly improves sealing reliability.
2nd, coning sleeve right-hand member cone outer wall is provided with several annular grooves, and such the utility model when in use, can be by armouring more Tightly it is fixedly connected between coning sleeve, pressure ring.
3rd, the inner face of locking cap seam II is circular conical surface, and the inner face of locking cap seam II compresses support ring right-hand member arc surface, The utility model when in use, tightens locking cap, and under the extruding of the inner face of locking cap seam II, the inner face of locking cap seam II is produced The larger radial component of life is acted in support ring, and is acted on sealing shroud by support ring, produces sealing shroud bigger Radial contraction, makes sealing shroud be produced with the cable outer wall of institute's fit and more closely coordinates, and further improves sealing reliability.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is I enlarged schematic partial view in Fig. 1.
Specific embodiment
The utility model is described in further detail below according to accompanying drawing and in conjunction with the embodiments.
New type explosion proof armouring stuffing-box shown in the drawings, including fittings body 1, esplosion isolating cover 2, coning sleeve 3, pressure ring 4, pad 5, Sealing shroud 6, support ring 7, locking cap 8;The central axis horizontal of fittings body 1, locking cap 8 is sleeved on the right-hand member of fittings body 1, and screw thread connects Connect;The endoporus right-hand member of fittings body 1 is provided with and is provided with coning sleeve 3, pressure ring 4 in seam I, seam I from left to right, the right-hand member of coning sleeve 3 cone External wall is provided with 3 dry annular grooves(In other embodiment, the right-hand member cone outer wall of coning sleeve 3 is provided with more or less than 3 dry annular grooves), Pressure ring 4 is sleeved in the right-hand member cone of coning sleeve 3;The endoporus left end of locking cap 8 is provided with seam II, be provided with seam II sealing shroud 6, Support ring 7, the right-hand member of support ring 7 is provided with radially inner flange I, and the outer wall right-hand member of sealing shroud 6 is provided with annular groove I, and support ring 7 is sleeved on The right-hand member of sealing shroud 6, the embedding sealing of 7 right-hand member flange of support ring I cover 6 outer wall right-hand member annular grooves I in, the right-hand member flange I of support ring 7 with it is close The combination of the outer wall right-hand member annular groove I of big envelope 6 is combination of the big footpath in the taper hole and cone of left end;The inner face of 8 seam of locking cap II is Circular conical surface, the right-hand member outer wall of support ring 7 and right side arc transition, the inner face of 8 seam of locking cap II compress the right-hand member circular arc of support ring 7 Face;The right side of pressure ring 4, sealing shroud 6 are provided with pad 5 between left side.

Claims (3)

1. a kind of new type explosion proof armouring stuffing-box, including fittings body(1), esplosion isolating cover(2), coning sleeve(3), pressure ring(4), pad (5), sealing shroud(6), support ring(7), locking cap(8);The fittings body(1)Central axis horizontal, locking cap(8)It is sleeved on and connects Head body(1)Right-hand member, and be threadedly coupled;The fittings body(1)Endoporus right-hand member be provided with seam I, is provided with cone from left to right in seam I Degree set(3), pressure ring(4), pressure ring(4)It is sleeved on coning sleeve(3)In right-hand member cone;The locking cap(8)Endoporus left end be provided with Sealing shroud is provided with seam II, seam II(6), support ring(7), the support ring(7)Right-hand member is provided with radially inner flange I, Sealing shroud(6)Outer wall right-hand member is provided with annular groove I, support ring(7)It is sleeved on sealing shroud(6)Right-hand member, support ring(7)Right-hand member flange I Embedding sealing set(6)In outer wall right-hand member annular groove I;The locking cap(8)The inner face of seam II compresses support ring(7)Right-hand member;Institute State pressure ring(4)Right side, sealing shroud(6)Pad is provided between left side(5);It is characterized in that:The support ring(7)Right-hand member is turned over Side I and sealing shroud(6)The combination of outer wall right-hand member annular groove I is combination of the big footpath in the taper hole and cone of left end.
2. new type explosion proof armouring stuffing-box according to claim 1, it is characterised in that:The coning sleeve(3)Right-hand member cone Outer wall is provided with several annular grooves.
3. new type explosion proof armouring stuffing-box according to claim 1 and 2, it is characterised in that:The locking cap(8)Seam II Inner face is circular conical surface, support ring(7)Right-hand member outer wall and right side arc transition, locking cap(8)The inner face of seam II compresses branch Pushing out ring(7)Right-hand member arc surface.
CN201621227096.6U 2016-11-15 2016-11-15 New type explosion proof armouring stuffing-box Active CN206293862U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621227096.6U CN206293862U (en) 2016-11-15 2016-11-15 New type explosion proof armouring stuffing-box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621227096.6U CN206293862U (en) 2016-11-15 2016-11-15 New type explosion proof armouring stuffing-box

Publications (1)

Publication Number Publication Date
CN206293862U true CN206293862U (en) 2017-06-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621227096.6U Active CN206293862U (en) 2016-11-15 2016-11-15 New type explosion proof armouring stuffing-box

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CN (1) CN206293862U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106571613A (en) * 2016-11-15 2017-04-19 江苏泰普特电气仪表有限公司 Novel explosion-proof armor stuffing box

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106571613A (en) * 2016-11-15 2017-04-19 江苏泰普特电气仪表有限公司 Novel explosion-proof armor stuffing box

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Address after: 225500 No. 39 Chuangye Road, modern science and Technology Industrial Park, Luotang street, Jiangyan District, Taizhou City, Jiangsu Province

Patentee after: JIANGSU TAIPUTE ELECTRICAL APPARATUS & METER CO.,LTD.

Address before: 225500 Taiyu village, Luotang street, Jiangyan District, Taizhou City, Jiangsu Province

Patentee before: JIANGSU TAIPUTE ELECTRICAL APPARATUS & METER CO.,LTD.