CN211784013U - Sealing nut torque measuring device for horn mouth of explosion-proof box - Google Patents
Sealing nut torque measuring device for horn mouth of explosion-proof box Download PDFInfo
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- CN211784013U CN211784013U CN202020733391.9U CN202020733391U CN211784013U CN 211784013 U CN211784013 U CN 211784013U CN 202020733391 U CN202020733391 U CN 202020733391U CN 211784013 U CN211784013 U CN 211784013U
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- horn mouth
- clamping sleeve
- explosion
- proof box
- horn
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Abstract
The utility model discloses a moment device is surveyed to explosion-proof case is gland nut for horn mouth belongs to explosion-proof case technical field, including explosion-proof case and the outer clamping sleeve of horn mouth, the outside of explosion-proof case is provided with the horn mouth, and the inboard of horn mouth is provided with the sealing rubber circle, and the outside of horn mouth is connected with the outer clamping sleeve of horn mouth, and the outer clamping sleeve's of horn mouth inboard is provided with the inner clamping sleeve of horn mouth, and threaded connection has screw drive gear on the outer clamping sleeve of horn mouth, and screw drive gear's upper end is provided with dynamometry moment spanner. The utility model discloses, through the cooperation of horn mouth outer clamping sleeve, horn mouth interior clamping sleeve, screw drive gear and dynamometry moment spanner use, conveniently detect the fastening degree of horn mouth, promote the fastening effect of horn mouth, inspection standard, through the use of sealing rubber circle, gland nut and dynamometry moment spanner, can avoid moment too big, lead to the sealing rubber circle to warp the inside dropout of horn mouth and explode, improve the safety in utilization of horn mouth.
Description
Technical Field
The utility model relates to a force moment measuring device especially relates to an explosion-proof box is gland nut force moment measuring device for horn mouth, belongs to explosion-proof box technical field.
Background
The subdivided names of the explosion-proof boxes are multiple explosion-proof distribution boxes, explosion-proof control boxes, explosion-proof power distribution cabinets and the like, and the names of products are generally determined according to the use conditions during classification of manufacturers.
The existing underground electrical explosion-proof inspection has the following problems in the inspection of the horn connector of the electrical switch: the tightness degree checking effect of the electric switch horn mouth is greatly different under the influence of the personal strength; if the flare opening is fastened too tightly for the purpose of inspection, a sealing ring in the flare opening is deformed, and the inner part of the flare opening is exploded.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a moment device is surveyed with gland nut to explosion-proof case horn mouth, through the outer clamping sleeve of horn mouth, clamping sleeve in the horn mouth, screw drive gear and dynamometry moment spanner's cooperation is used, conveniently detect the fastening degree of horn mouth, promote the fastening effect of horn mouth, conveniently measure moment, inspection standard, through the sealing rubber circle, gland nut and dynamometry moment spanner's use, can avoid moment too big, lead to the sealing rubber circle to warp the inside dropout of horn mouth, improve the safety in utilization of horn mouth, reduce the damage, practice thrift maintenance and replacement cost.
The purpose of the utility model can be achieved by adopting the following technical scheme:
a sealing nut torque measuring device for an explosion-proof box bell mouth comprises an explosion-proof box and a bell mouth outer clamping sleeve, a plurality of horn mouths are fixedly arranged on the outer side of the explosion-proof box, sealing nuts are connected with the inner side threads of the horn mouths, a sealing rubber ring connected with the explosion-proof box is fixedly arranged on the inner side of the horn mouth, a horn mouth outer clamping sleeve is fixedly connected on the outer side of the horn mouth through a pawl, a horn mouth inner clamping sleeve is arranged on the inner side of the horn mouth outer clamping sleeve, a thread driving gear meshed with the bell mouth inner clamping sleeve is connected on the bell mouth outer clamping sleeve in a threaded manner, the upper end of the threaded driving gear is provided with a torque measuring wrench, and the horn mouth outer clamping sleeve and the horn mouth inner clamping sleeve are provided with inner and outer sleeve positioning pins which correspond to each other.
As a further aspect of the present invention: the explosion-proof case is characterized in that a nameplate marking plate is fixedly arranged on the upper end face of the explosion-proof case, and a plurality of uniformly distributed fixing bolts fixedly connected with the explosion-proof case are arranged on the outer side of the nameplate marking plate.
As a further aspect of the present invention: the explosion-proof box with the junction of horn mouth has seted up the connecting hole, the through-hole has been seted up to gland nut's inboard, the connecting hole the sealing rubber circle with the through-hole is in on the same horizontal axis.
As a further aspect of the present invention: the horn mouth outer clamping sleeve is of two semicircular structures smaller than 180 degrees, and the pawl is fixedly arranged at the left end of the horn mouth outer clamping sleeve.
As a further aspect of the present invention: the torque measuring wrench comprises a forward and reverse rotation switch and a torque meter, and anti-skid lines are arranged on a handle of the torque measuring wrench.
As a further aspect of the present invention: the explosion-proof box with horn mouth passes through welding mode fixed connection, horn mouth is hollow cylindrical structure.
As a further aspect of the present invention: the horn mouth outer clamping sleeve is provided with a thread groove matched with the thread driving gear for use, and one side of the lower end of the thread driving gear is connected with the horn mouth inner clamping sleeve.
As a further aspect of the present invention: be provided with on the clamping sleeve in the horn mouth with interior outer sleeve locating pin mutually supports the constant head tank that uses, clamping sleeve's in the horn mouth inside be provided with sealing nut cooperates the hexagonal prism that uses, clamping sleeve's in the horn mouth outside is smooth structure.
The utility model has the advantages of:
1. the horn mouth external clamping sleeve, the horn mouth internal clamping sleeve, the thread driving gear and the torque measuring wrench are matched for use, so that the fastening degree of the horn mouth is conveniently detected, the fastening effect of the horn mouth is improved, the torque is conveniently measured, and the standard is checked;
2. through the use of the sealing rubber ring, the sealing nut and the force measuring torque wrench, the phenomenon that the torque is too large and the sealing rubber ring deforms and the horn mouth is exploded inside can be avoided, the use safety of the horn mouth is improved, the damage is reduced, and the overhauling and replacing costs are saved.
Drawings
Fig. 1 is a perspective view of an explosion-proof box according to a preferred embodiment of a sealing nut torque measuring device for an explosion-proof box bell according to the present invention;
fig. 2 is a cross-sectional view of a flare nozzle and a gland nut of a preferred embodiment of a gland nut torque measuring device for a flare nozzle of an explosion-proof box according to the present invention;
fig. 3 is a cross-sectional view of the bell mouth outer clamping sleeve, the bell mouth inner clamping sleeve and the side torque wrench according to a preferred embodiment of the sealing nut torque measuring device for the bell mouth of the explosion-proof box of the present invention;
fig. 4 is a front view of a torque measuring wrench according to a preferred embodiment of the torque measuring device for the gland nut for the flare opening of the explosion-proof tank of the present invention.
In the figure: 1-explosion-proof box, 2-nameplate label plate, 3-fixing bolt, 4-horn mouth, 5-sealing nut, 6-sealing rubber ring, 7-connecting hole, 8-through hole, 9-horn mouth outer clamping sleeve, 10-horn mouth inner clamping sleeve, 11-thread driving gear, 12-torque measuring wrench, 13-inner and outer sleeve positioning pin, 14-torque meter and 15-anti-skid line.
Detailed Description
In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-4, the torque measuring device with the gland nut for the bell mouth of the explosion-proof box provided by this embodiment includes an explosion-proof box 1 and a bell mouth outer clamping sleeve 9, a plurality of bell mouths 4 are fixedly arranged on the outer side of the explosion-proof box 1, the gland nut 5 is connected with the inner side of the bell mouth 4 by screw threads, the gland rubber ring 6 connected with the explosion-proof box 1 is fixedly arranged on the inner side of the bell mouth 4, the bell mouth outer clamping sleeve 9 is fixedly connected with the outer side of the bell mouth 4 by a pawl, the bell mouth outer clamping sleeve 9 is provided with the bell mouth inner clamping sleeve 10 on the inner side, the bell mouth outer clamping sleeve 9 is connected with a screw driving gear 11 engaged with the bell mouth inner clamping sleeve 10 by screw threads, the upper end of the screw driving gear 11 is provided with a torque measuring wrench 12, the bell mouth outer clamping sleeve 9 and the bell mouth inner clamping sleeve 10 are provided with inner, through horn mouth outer clamping sleeve 9, horn mouth inner clamping sleeve 10, screw thread drive gear 11 and dynamometry moment spanner 12's cooperation is used, conveniently detect horn mouth 4's fastening degree, promote horn mouth 4's fastening effect, conveniently measure moment, inspection standard, through sealing rubber circle 6, gland nut 5 and dynamometry moment spanner 12's use, can avoid moment too big, lead to 6 deformation horn mouth 4 inside of sealing rubber circle to lose and explode, improve horn mouth 4's safety in utilization, the damage is reduced, practice thrift maintenance and replacement cost.
In this embodiment, as shown in fig. 1, a nameplate marking plate 2 is fixedly arranged on the upper end surface of the explosion-proof box 1, eight uniformly distributed fixing bolts 3 fixedly connected with the explosion-proof box 1 are arranged on the outer side of the nameplate marking plate 2, and the nameplate marking plate 2 can be marked with some cautions and instructions, so that the use safety of the explosion-proof box 1 is improved.
In this embodiment, as shown in fig. 2, a connection hole 7 is formed at the connection position of the explosion-proof box 1 and the horn nozzle 4, a through hole 8 is formed in the inner side of the seal nut 5, and the connection hole 7, the sealing rubber ring 6 and the through hole 8 are located on the same horizontal axis, so that the explosion-proof box 1 and the horn nozzle 4 can be conveniently used.
In this embodiment, as shown in fig. 2 and 3, the bell mouth outer clamping sleeve 9 has two semicircular structures smaller than 180 degrees, and the pawl is fixedly arranged at the left end of the bell mouth outer clamping sleeve 9 for clamping the outer circle of the bell mouth.
In the present embodiment, as shown in fig. 3 and 4, the torque measuring wrench 12 includes a forward and reverse rotation switch and a torque meter 14, and the handle of the torque measuring wrench 12 is provided with anti-slip threads 15 for screwing in and out the sealing nut 5, so as to facilitate torque measurement.
In this embodiment, as shown in fig. 1, the explosion-proof box 1 and the horn mouth 4 are fixedly connected by welding, and the horn mouth 4 is a hollow cylindrical structure, so as to improve the connection stability of the explosion-proof box 1 and the horn mouth.
In this embodiment, as shown in fig. 3, a thread groove used in cooperation with the thread driving gear 11 is provided on the bell mouth outer clamping sleeve 9, and one side of the lower end of the thread driving gear 11 is connected to the bell mouth inner clamping sleeve 10, so as to drive the inner hexagon to screw into the bell mouth inner clamping sleeve 10 when the torque measuring wrench 12 is rotated.
In this embodiment, as shown in fig. 2 and fig. 3, a positioning groove is provided on the flare opening clamping sleeve 10, the positioning groove is used in cooperation with the inner and outer sleeve positioning pins 13, a hexagonal prism is provided inside the flare opening clamping sleeve 10, the hexagonal prism is used in cooperation with the sealing nut 5, the outer side of the flare opening clamping sleeve 10 is of a smooth structure, the fixing of the flare opening clamping sleeve 10 and the inner and outer sleeve positioning pins 13 is facilitated, and the hexagonal prism can prevent the sealing nut 5 from rotating.
As shown in fig. 1-4, the method for testing the moment measuring device with the gland nut for the flare opening of the explosion-proof box provided by the embodiment comprises the following steps,
step (A), clamping the excircle of the bell mouth through a pawl on a bell mouth outer clamping sleeve 9;
step (B), the outer bell mouth clamping sleeve 9 and the inner bell mouth clamping sleeve 10 are fixed by using the inner sleeve positioning pin and the outer sleeve positioning pin 13;
step (C), clamping the torque measuring wrench 12 on the threaded driving gear 12;
and (D) rotating the torque measuring wrench 12, cutting off the input idling of the rotating force through a forward and reverse rotation switch when the torque reaches a set value, and measuring the rotating torque when the cutting-off torque is not set.
In conclusion, in this embodiment, according to the moment device is surveyed to gland nut for explosion-proof box horn mouth of this embodiment, the moment device is surveyed to gland nut for explosion-proof box horn mouth that this embodiment provided, through bell mouth outer clamping sleeve 9, bell mouth inner clamping sleeve 10, screw drive gear 11 and dynamometry moment spanner 12's cooperation use, conveniently detect the fastening degree of horn mouth 4, promote the fastening effect of horn mouth 4, conveniently measure moment, inspection standard, through gland rubber circle 6, gland nut 5 and dynamometry moment spanner 12's use, can avoid moment too big, lead to gland rubber circle 6 to warp the inside of horn mouth 4 and explode, improve the safety in utilization of horn mouth 4, reduce the damage, practice thrift maintenance and replacement cost.
The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.
Claims (8)
1. The moment measuring device is characterized by comprising an explosion-proof box (1) and a horn mouth outer clamping sleeve (9), wherein a plurality of horn mouths (4) are fixedly arranged on the outer side of the explosion-proof box (1), sealing nuts (5) are connected with the inner side of the horn mouths (4) through threads, a sealing rubber ring (6) connected with the explosion-proof box (1) is fixedly arranged on the inner side of the horn mouths (4), the outer side of each horn mouth (4) is fixedly connected with a horn mouth outer clamping sleeve (9) through a pawl, a horn mouth inner clamping sleeve (10) is arranged on the inner side of the horn mouth outer clamping sleeve (9), a thread driving gear (11) meshed with the horn mouth inner clamping sleeve (10) is connected with the horn mouth outer clamping sleeve (9) through threads in a penetrating manner on the horn mouth outer clamping sleeve (9), the upper end of the thread driving gear (11) is provided with a torque measuring wrench (12), and the horn mouth outer clamping sleeve (9) and the horn mouth inner clamping sleeve (10) are provided with inner and outer sleeve positioning pins (13) which correspond to each other.
2. The sealed nut torque measuring device for the horn mouth of the explosion-proof box according to claim 1, wherein a nameplate marking plate (2) is fixedly arranged on the upper end face of the explosion-proof box (1), and a plurality of uniformly distributed fixing bolts (3) fixedly connected with the explosion-proof box (1) are arranged on the outer side of the nameplate marking plate (2).
3. The moment measuring device for the sealing nut for the horn nozzle of the explosion-proof box according to claim 1 is characterized in that a connecting hole (7) is formed in the connecting position of the explosion-proof box (1) and the horn nozzle (4), a through hole (8) is formed in the inner side of the sealing nut (5), and the connecting hole (7), the sealing rubber ring (6) and the through hole (8) are located on the same horizontal axis.
4. The sealed nut torque measuring device for the bell mouth of the explosion-proof box as claimed in claim 1, wherein the bell mouth outer clamping sleeve (9) is of two semicircular structures with the angle smaller than 180 degrees, and the pawl is fixedly arranged at the left end of the bell mouth outer clamping sleeve (9).
5. The sealing nut torque measuring device for the horn mouth of the explosion-proof box as claimed in claim 1, characterized in that the torque measuring wrench (12) comprises a forward and reverse rotation switch and a torque meter (14), and the handle of the torque measuring wrench (12) is provided with anti-skid threads (15).
6. The sealed nut torque measuring device for the explosion-proof box flare nozzle according to claim 1, characterized in that the explosion-proof box (1) and the flare nozzle (4) are fixedly connected by welding, and the flare nozzle (4) is of a hollow cylindrical structure.
7. The torque measuring device with the seal nut for the horn mouth of the explosion-proof box as claimed in claim 1, wherein the outer clamping sleeve (9) of the horn mouth is provided with a thread groove used in cooperation with the thread driving gear (11), and one side of the lower end of the thread driving gear (11) is connected with the inner clamping sleeve (10) of the horn mouth.
8. The moment device is measured to gland nut for explosion-proof box horn mouth according to claim 1, characterized in that, be provided with on clamping sleeve (10) in the horn mouth with interior outer sleeve locating pin (13) mutually supporting use constant head tank, the inside of clamping sleeve (10) in the horn mouth is provided with the hexagonal prism that uses with gland nut (5) cooperation, the outside of clamping sleeve (10) in the horn mouth is smooth structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020733391.9U CN211784013U (en) | 2020-05-07 | 2020-05-07 | Sealing nut torque measuring device for horn mouth of explosion-proof box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020733391.9U CN211784013U (en) | 2020-05-07 | 2020-05-07 | Sealing nut torque measuring device for horn mouth of explosion-proof box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211784013U true CN211784013U (en) | 2020-10-27 |
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ID=72957429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020733391.9U Active CN211784013U (en) | 2020-05-07 | 2020-05-07 | Sealing nut torque measuring device for horn mouth of explosion-proof box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211784013U (en) |
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2020
- 2020-05-07 CN CN202020733391.9U patent/CN211784013U/en active Active
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