CN210226004U - Explosion-proof operation post - Google Patents

Abstract

The utility model discloses an explosion-proof operation post, including installation shell, cap and lock body mechanism, the front end of installation shell has been seted up and has been add the groove, and the right-hand member of installation shell installs the hinge, the inboard block of addding the groove has the reinforcing plate, the front side at the installation shell is installed through the hinge to the left end of cap, lock body mechanism installs on the right side of cap, and the below fixedly connected with terminal box of installation shell, the below welding of terminal box has first connection end, the medial surface of cable fairlead is fixed with the spring, the below of first connection end is provided with the second and connects the end, the bottom mounting of bracing piece has the collar, and the lower surface welding of collar has the base. This explosion-proof operation post improves stability, avoids the inboard cable of cable fairlead not hard up influence installation shell inside electrical elements's use, and the convenience is installed installation shell and cap on the bracing piece, reduces the use of rivet.

Description

Explosion-proof operation post

Technical Field

The utility model relates to an explosion-proof operation post technical field specifically is an explosion-proof operation post.

Background

Electric spark and electric arc phenomenons can appear in the twinkling of an eye of the inside circular telegram of electric box to need to use explosion-proof control column in the environment that contains explosive gas or dust more, avoid explosive gas or dust to get into the inside of electric box, in order to ensure staff's personal safety, reduce unnecessary loss of property, the performance of explosion-proof control column is constantly improving.

Chinese utility model patent like grant publication No. CN204539669U discloses an explosion-proof operation post, the flexible operation is reliable, simple to operate, explosion-proof grade is high, nevertheless inconvenient inboard fixed cable at the cable outlet pipe, rocking of cable can lead to the cable not hard up, the cable is not hard up can influence the use of the inside electrical component of installation shell, need will connect end and bracing piece fixed connection through the rivet, thereby inconvenient will install installation shell and cap on the bracing piece, consequently, we propose an explosion-proof operation post, so as to solve the problem of proposing in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof operation post to solve the inconvenient inboard fixed cable at the cable fairlead of the current explosion-proof operation post that proposes in the above-mentioned background art, rocking of cable can lead to the cable not hard up, and the cable is not hard up can influence the inside electric elements's of installation shell use, needs will connect end and bracing piece fixed connection through the rivet, thereby inconvenient will install installation shell and cap problem on the bracing piece.

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof operating column comprises an installation shell, a shell cover and a lock body mechanism, wherein an additional groove is formed in the front end of the installation shell, a hinge is installed at the right end of the installation shell, a reinforcing plate is clamped on the inner side of the additional groove, the left end of the shell cover is installed on the front side of the installation shell through the hinge, a detection window is embedded in the shell cover, a rubber ring is pasted on the inner side face of the shell cover, the lock body mechanism is installed on the right side of the shell cover, a junction box is fixedly connected to the lower portion of the installation shell, a first connecting end is welded to the lower portion of the junction box, a cable leading-out tube is arranged in the first connecting end, a spring is fixed to the inner side face of the cable leading-out tube, a rubber plate is fixed to the inner side of the spring, a second connecting end is arranged below the first connecting end, a support rod is welded to the lower portion of the second, and the lower surface of the mounting ring is welded with a base.

Preferably, the reinforcing plate is fixedly connected with the shell cover, the cross section of the reinforcing plate is of a T-shaped structure, and the additionally-arranged grooves are symmetrically arranged relative to the center line of the shell cover.

Preferably, the rubber ring is connected with the mounting shell in a clamping groove manner, and the longitudinal section of the rubber ring is of a structure shaped like a Chinese character 'hui'.

Preferably, the first connecting end and the second connecting end are connected in a threaded manner, and the second connecting end and the support rod are combined into a T-shaped structure.

Preferably, the diameter size of the cable outlet pipe is smaller than that of the support rod, and the support rod is of a hollow structure.

Preferably, the longitudinal section of the rubber plate is of an arc structure, and the rubber plate is arranged at equal angles on the inner side of the cable outlet pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the anti-explosion operating column improves the stability, prevents the cable on the inner side of the cable leading-out tube from loosening to influence the use of electric elements in the mounting shell, is convenient for mounting the mounting shell and the shell cover on the supporting rod, and reduces the use of rivets;

1. the mounting shell, the additional grooves, the reinforcing plates and the shell cover are arranged, the reinforcing plates on the shell cover are connected with the additional grooves arranged in the mounting shell in a clamping mode, the connection between the mounting shell and the shell cover is enhanced by the aid of the connection between the reinforcing plates and the additional grooves, and stability of an inner space formed by the mounting shell and the shell cover is improved;

2. the cable leading-out pipe is provided with a cable leading-out pipe, a spring and a rubber plate, wherein the rubber plate is arranged at the inner side of the cable leading-out pipe at equal angles, the rubber plate adopts a telescopic structure in the cable leading-out pipe through the spring, and the cable is fixed on the inner side of the rubber plate under the elastic action of the spring, so that the cable loosening at the inner side of the cable leading-out pipe is prevented from influencing the use of electric elements in the installation shell;

3. the connecting structure is provided with the first connecting end, the second connecting end and the supporting rod, the first connecting end is in threaded connection with the second connecting end, so that the mounting shell and the shell cover above the first connecting end can be conveniently mounted on the supporting rod below the second connecting end, and the use of rivets is reduced.

Drawings

FIG. 1 is a front view of the cutting structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the top view structure of the cable outlet tube and the spring according to the present invention;

FIG. 4 is a front view of the present invention;

fig. 5 is a schematic view of the overlooking and sectioning structure of the utility model.

In the figure: 1. mounting a shell; 2. additionally arranging a groove; 3. a reinforcing plate; 4. a shell cover; 5. a hinge; 6. a detection window; 7. a rubber ring; 8. a lock body mechanism; 9. a junction box; 10. a first connection end; 11. a cable outlet tube; 12. a spring; 13. a rubber plate; 14. a second connection end; 15. a support bar; 16. a mounting ring; 17. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an explosion-proof operating column comprises an installation shell 1, an additional groove 2, a reinforcing plate 3, a shell cover 4, a hinge 5, a detection window 6, a rubber ring 7, a lock body mechanism 8, a junction box 9, a first connection end 10, a cable eduction tube 11, a spring 12, a rubber plate 13, a second connection end 14, a support rod 15, an installation ring 16 and a base 17, wherein the additional groove 2 is formed in the front end of the installation shell 1, the hinge 5 is installed at the right end of the installation shell 1, the reinforcing plate 3 is clamped on the inner side of the additional groove 2, the left end of the shell cover 4 is installed on the front side of the installation shell 1 through the hinge 5, the detection window 6 is embedded in the shell cover 4, the rubber ring 7 is adhered on the inner side of the shell cover 4, the lock body mechanism 8 is installed on the right side of the shell cover 4, the junction box 9 is fixedly connected to the lower portion of the installation shell 1, the first connection end 10 is welded to the lower portion of the junction box, a spring 12 is fixed on the inner side surface of the cable leading-out pipe 11, a rubber plate 13 is fixed on the inner side of the spring 12, a second connecting end 14 is arranged below the first connecting end 10, a supporting rod 15 is welded below the second connecting end 14, a mounting ring 16 is fixed at the bottom end of the supporting rod 15, and a base 17 is welded on the lower surface of the mounting ring 16;

as shown in fig. 1, 2, 3 and 4, the connection mode of the first connection end 10 and the second connection end 14 is threaded connection, and the second connection end 14 and the support rod 15 are combined into a "T" shaped structure, so that the installation shell 1 is conveniently installed on the support rod 15, the diameter of the cable outlet tube 11 is smaller than that of the support rod 15, and the support rod 15 is of a hollow structure, so that the bottom end of the cable outlet tube 11 passes through the top end of the support rod 15, so that cables are conveniently arranged inside the support rod 15, the longitudinal section of the rubber plate 13 is of an arc structure, and the rubber plate 13 is arranged at equal angles inside the cable outlet tube 11, and under the elastic action of the spring 12, the rubber plate 13 is used for fixing the cables, thereby preventing the cables from loosening;

the connection mode of the rubber ring 7 and the installation shell 1 is the clamping groove connection as in fig. 1 and fig. 5, the longitudinal section of the rubber ring 7 is of a 'return' shape structure, the shell cover 4 and the installation shell 1 are sealed by the rubber ring 7, the reinforcing plate 3 is fixedly connected with the shell cover 4, the cross section of the reinforcing plate 3 is of a 'T' shape structure, the grooves 2 are symmetrically arranged about the center line of the shell cover 4, and the sealing performance of the shell cover 4 and the installation shell 1 is improved by the connection of the reinforcing plate 3 and the installation shell 1.

The working principle is as follows: when the explosion-proof operating column is used, firstly, a shell cover 4 in a figure 1 is connected with a clamping groove of an installation shell 1 through a rubber ring 7, because the longitudinal section of the rubber ring 7 is of a structure in a shape like a Chinese character 'hui', a reinforcing plate 3 on the shell cover 4 is clamped in an additional groove 2, the space formed by combining the installation shell 1 and the shell cover 4 is sealed by utilizing the rubber ring 7 and the reinforcing plate 3, a lock body mechanism 8 is a mature technology under the existing background, the shell cover 4 and the installation shell 1 are integrally locked by utilizing the lock body mechanism 8, and the reading of an instrument is observed through a detection window 6;

when a cable penetrates out of the interior of the cable eduction tube 11, under the elastic action of the spring 12, the inner side surface of the rubber plate 13 is tightly attached to the outer side surface of the cable, the cable is fixed by the rubber plate 13, then the second connection end 14 is in threaded connection with the first connection end 10, the bottom end of the cable eduction tube 11 penetrates through the top end of the support rod 15, so that the installation shell 1 and the shell cover 4 are installed on the support rod 15, then the rivet is inserted into the base 17, and the base 17 is fixed on the ground, so as to complete a series of operations of the explosion-proof operation column.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides an explosion-proof operation post, includes installation shell (1), cap (4) and lock body mechanism (8), its characterized in that: the front end of the installation shell (1) is provided with an additional groove (2), the right end of the installation shell (1) is provided with a hinge (5), the inner side of the additional groove (2) is clamped with a reinforcing plate (3), the left end of the shell cover (4) is installed on the front side of the installation shell (1) through the hinge (5), a detection window (6) is embedded in the shell cover (4), a rubber ring (7) is pasted on the inner side surface of the shell cover (4), the lock body mechanism (8) is installed on the right side of the shell cover (4), a junction box (9) is fixedly connected below the installation shell (1), a first connection end (10) is welded below the junction box (9), a cable leading-out tube (11) is arranged in the first connection end (10), a spring (12) is fixed on the inner side surface of the cable leading-out tube (11), and a rubber plate (13) is fixed on the inner side of the spring (12), the lower part of first connection end (10) is provided with second connection end (14), and the below welding of second connection end (14) has bracing piece (15), the bottom mounting of bracing piece (15) has collar (16), and the lower surface welding of collar (16) has base (17).

2. An explosion proof column as defined in claim 1, wherein: the reinforcing plate (3) is fixedly connected with the shell cover (4), the cross section of the reinforcing plate (3) is of a T-shaped structure, and the additionally-arranged grooves (2) are symmetrically arranged relative to the center line of the shell cover (4).

3. An explosion proof column as defined in claim 1, wherein: the rubber ring (7) is connected with the mounting shell (1) in a clamping groove mode, and the longitudinal section of the rubber ring (7) is of a structure shaped like a Chinese character 'hui'.

4. An explosion proof column as defined in claim 1, wherein: the first connecting end (10) is connected with the second connecting end (14) in a threaded manner, and the second connecting end (14) and the support rod (15) are combined into a T-shaped structure.

5. An explosion proof column as defined in claim 1, wherein: the diameter size of the cable leading-out pipe (11) is smaller than that of the support rod (15), and the support rod (15) is of a hollow structure.

6. An explosion proof column as defined in claim 1, wherein: the longitudinal section of the rubber plate (13) is of an arc-shaped structure, and the rubber plate (13) is arranged on the inner side of the cable leading-out pipe (11) at equal angles.

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