CN217933335U - Novel electric wall bushing - Google Patents

Abstract

The application provides a novel electric wall bushing relates to electrical equipment technical field, include: a fixed plate and a protective component; a plurality of sleeves penetrate through the surface of the fixing plate, one ends of the sleeves are assembled in the wall in an inserting mode, and the other ends of the sleeves are sleeved with a clamp; the protection assembly is detachably assembled on one side of the fixed plate, the sleeves are completely covered and wrapped in the unfolded state, the protection assembly comprises a movable plate and waterproof cloth, the movable plate is movably sleeved on the outer surface of each sleeve, and the waterproof cloth is used for connecting the fixed plate and the movable plate; its technical essential does, through setting up integral wall sleeve pipe to supporting closed clamp can install the sleeve pipe additional on the basis of traditional wall opening, and replaces the tradition and adopts inflation cement + the glutinous mouth of oil hemp to carry out the mode of shutoff, when having realized sealing up to the sleeve pipe exit end, conveniently carries out dismouting and secondary use.

Description

Novel electric wall bushing

Technical Field

The utility model belongs to the technical field of electrical equipment, specifically a novel electric wall bushing that goes out

Background

At present, electrical equipment is a general name of equipment such as generators, transformers, power lines and circuit breakers in a power system; whether the electrical equipment adopts a protection zero-connection or a protection grounding mode mainly depends on whether a neutral point of a power distribution system is grounded or not, the property of a low-voltage power grid and the tentative voltage level of the electrical equipment; in a low-voltage distribution system with a good grounding neutral point, a protection zero connection mode is adopted; most plant enterprises are so powered by separate distribution transformers, except for the following: a uniform protection mode is adopted for an urban public power grid (namely a low-voltage network which is supplied with power for a plurality of users by the same distribution transformer); all rural power distribution networks are inconvenient to unify and strictly manage, and in order to avoid accidents caused by the mixed use of two protection modes of zero connection and grounding, the protection and zero connection cannot be implemented uniformly, and a protection grounding mode is adopted.

At present, in the construction engineering of electrical equipment, an electrical sleeve is arranged to prevent a heat source as much as possible, the arrangement is far away from the embodiment of an engine exhaust pipe, a sleeve or a maintenance screen and other equipment can be adopted as necessary to prevent the electrical sleeve from being heated and cracked, joints or flanges at two ends of the electrical sleeve are matched according to joints or flanges of a user pipeline, a pipe body of the electrical sleeve is formed by processing an ultrathin seamless or longitudinal welding thin-walled pipe through high-precision plastic deformation, the electrical sleeve is prevented from being in a tensioning state when the electrical sleeve equipment is used, the electrical sleeve is loosened even if two ends of the electrical sleeve do not move relatively, and the tensioned electrical sleeve can expand under the pressure effect and has reduced strength.

However, in the process of implementing the technical solution in the embodiment of the present application, the inventor finds that the above technology has at least the following technical problems:

firstly, the traditional method adopts a mode of expanding cement and oil flax mouth sticking for plugging, when the outdoor part of the casing pipe is 6 m and 7m higher than a backfill foundation, the casing pipe plugging cannot be carried out before the backfill is finished to 1 m below the casing pipe, the plugging method needs to be coordinated with backfill construction at any time, the control difficulty is very high, and the defects of complex construction, poor safety, high requirement on the technical level of workers and easy leakage exist;

secondly, the traditional casing pipe is usually exposed to the outside air after being assembled, when subsequent construction or maintenance is carried out, partial broken stones or cement and other construction wastes can damage the outer surface of the casing pipe, the casing pipe is easy to damage after long-time erosion of the external environment, the service life of the casing pipe is influenced, and meanwhile, the maintenance cost and the labor cost can be increased when the whole casing pipe is replaced.

SUMMERY OF THE UTILITY MODEL

In order to overcome current not enough, this application embodiment provides a novel electric wall bushing, through at the closed clamp of sleeve pipe end design, replaces traditional glutinous mouthful mode, when making things convenient for the dismouting, has also guaranteed the seal when the sleeve pipe uses, combines protection component's use in addition, can accomplish and handle sheathed tube protection to increase whole sheathed tube life.

The technical scheme adopted by the embodiment of the application for solving the technical problem is as follows:

a novel electrical wall bushing comprising: a fixed plate and a protective component;

a plurality of sleeves penetrate through the surface of the fixing plate, one ends of the sleeves are assembled in the wall in an inserting mode, and the other ends of the sleeves are sleeved with a clamp; the protection assembly is detachably assembled on one side of the fixed plate, the sleeves are completely covered and wrapped in the unfolded state, the protection assembly comprises a movable plate and waterproof cloth, the movable plate is movably sleeved on the outer surface of each sleeve, and the waterproof cloth is used for connecting the fixed plate and the movable plate.

The utility model discloses a wall sleeve pipe, including the wall sleeve pipe, the wall sleeve pipe is connected with the casing pipe, and the casing pipe is connected with the casing pipe.

In a possible implementation manner, the shape and the size of the fixed plate and the movable plate are the same, and the materials of the fixed plate and the movable plate are the same.

In a possible implementation manner, a plurality of fixing ports are preset on the surface of the fixing plate, the sleeve penetrates through the corresponding fixing port and is welded with the inner wall of the fixing port, and the fixing port is used for fixing the sleeve.

In a possible implementation manner, a plurality of movable notches are preset on the surface of the movable plate, the sleeve penetrates through the corresponding movable notch and is in clearance fit with the movable notch, and the movable notch at the position is used for ensuring that the sleeve linearly moves in the movable notch.

In a possible implementation manner, the hoop is composed of two sets of semi-circular hoop plates, and the connecting end position between the two sets of hoop plates is provided with a bolt.

In a possible implementation manner, two opening end faces of the waterproof cloth are provided with frames, one opposite side of each of the fixed plate and the movable plate is provided with an annular notch for the corresponding frame to be clamped in, and the surfaces of the fixed plate and the movable plate are provided with a plurality of blocking parts.

In a possible implementation manner, the blocking piece comprises a rotating rod and a blocking piece which are integrally connected, the rotating rod connected with the fixed plate and the movable plate can rotate, and a swept surface of the blocking piece after one rotation coincides with the annular notch.

Specifically, design the protection subassembly in the outside of going out the wall sheathed tube, utilize the fly leaf to realize consolidating, supporting each sleeve pipe, prevent that the sleeve pipe from taking place to warp, simultaneously under the state of removing the fly leaf, can expand the tarpaulin completely to the realization is handled each sheathed tube protection.

In a possible implementation manner, the waterproof cloth is of a folding structure, and a plurality of metal frame strips distributed at equal intervals are sewn on the inner wall of the waterproof cloth.

The beneficial effect of this application does:

1. in the scheme, the integral wall-out sleeve is arranged and matched with the closed type clamp, the sleeve can be additionally arranged on the basis of a traditional wall opening, and the traditional mode that an expanded cement and oil flax sticky opening is adopted for plugging is replaced, so that the outlet end of the sleeve is sealed, and meanwhile, the disassembly, assembly and secondary use are convenient;

2. in this scheme, design the protection component in the sheathed tube outside of going out the wall, utilize the fly leaf to realize consolidating, supporting each sleeve pipe, prevent that the sleeve pipe from taking place to warp, simultaneously under the state of removing the fly leaf, can launch the tarpaulin completely to the realization is handled each sheathed tube protection, has solved traditional sleeve pipe and has directly exposed in the external world, takes place the condition of wearing and tearing, corrosion easily, thereby strengthens each sheathed tube life.

Drawings

FIG. 1 is a schematic view of the present invention in an overall state without the protective assembly;

FIG. 2 is a schematic view of the overall state of the present invention after assembling the protection assembly;

fig. 3 is a schematic view of the protection assembly in the fully disassembled state;

fig. 4 is an enlarged view of a partial structure a of fig. 3 according to the present invention.

Description of the drawings: 1. a fixing plate; 2. a movable plate; 3. a sleeve; 4. clamping a hoop; 5. an annular notch; 6. a fixed port; 7. waterproof cloth; 8. a frame body; 9. a movable notch; 10. a stopper.

Detailed Description

This application embodiment is through providing a novel electric wall bushing, through at the closed clamp of sleeve pipe end design, replaces traditional glutinous mouthful mode, when making things convenient for the dismouting, has also guaranteed the seal when the sleeve pipe uses, combines protection component's use in addition, can accomplish the protection of sheathed tube and handle to increase whole sheathed tube life.

In order to solve the problems of the background art, the technical scheme in the embodiment of the application has the following general idea:

example 1:

this embodiment introduces a specific structure of a novel electrical wall bushing, as shown in fig. 1 to 4, including: a fixed plate 1 and a protection component;

a plurality of sleeves 3 penetrate through the surface of the fixing plate 1, and as can be seen by referring to fig. 1, the number of the sleeves 3 can be set according to needs, the distance between two adjacent groups of the sleeves 3 is consistent, one end of each sleeve 3 is inserted into a wall, and the other end of each sleeve 3 is sleeved with a clamp 4; the protection component is detachably assembled on one side of the fixed plate 1, the unfolded state completely covers and wraps the sleeves 3, the protection component comprises a movable plate 2 and a waterproof cloth 7, the movable plate 2 is movably sleeved on the outer surface of each sleeve 3, and the waterproof cloth 7 is used for connecting the fixed plate 1 and the movable plate 2.

Specifically, the manufacturing process of the sleeve 3 comprises the following steps:

s1, selecting steel pipes of corresponding specifications according to drawing requirements, marking the steel pipes with measured sizes by using a marking pen, and cutting the steel pipes by using a pipe cutter;

s2, pressing a groove on the cut steel pipe, and smashing a horn mouth by using an iron hammer;

s3, drawing the pipeline center distance on a steel plate by using a mark stroke according to the requirement of the distance between the sleeves 3 and the size of the wing rings of the sleeves 3 in the drawing, drawing the outer diameter size of the pipeline according to the pipeline center, cutting out circular holes by using a plasma cutting machine, and cutting out the size of the wing rings required by the drawing;

s4, enabling the sleeve 3 to penetrate through a circular hole of the wing ring, determining the wall outlet size of the sleeve 3 and ensuring the wing ring to be centered on the wall, determining one side of a hoop blind plate (namely the hoop 4) to be the outer side, then welding the hoop blind plate by using an electric welding machine, wherein the welding is full and fish scale-shaped, cavitation, sand holes, incomplete welding and incomplete fusion are avoided, the two sides of the wing ring are all welded fully, and the sleeve 3 and the wing ring are welded one by one;

s5, at the welding position of the sleeve 3 and the wing ring, a zinc coating is damaged, and anti-corrosion treatment is performed by using anti-corrosion paint;

s6, tightening the clamp blind plate (namely the clamp 4) by using a special wrench to ensure that the water is not leaked.

Specifically, the installation process of the sleeve 3 is as follows:

sleeve installation

S1, after binding of steel bars of the civil engineering wall body, conveying the sleeve 3 to a corresponding position by using a tower crane, cutting the steel bars according to the elevation of a drawing, fixing the sleeve 3 on the steel bars, and fixing firmly, wherein if the sleeve 3 is too long out of the wall, the outer sleeve 3 is supported (namely a protection component is additionally arranged) to prevent deformation;

s2, after the sleeve 3 is fixed, enabling a civil engineering steel builder to carry out reinforcement treatment according to the reinforcement requirement of the sleeve 3 in the drawing;

and S3, before backfilling, performing anti-corrosion treatment on the outer side buried sleeve 3 to prevent corrosion.

In some examples, the fixed plate 1 and the movable plate 2 have the same shape and size, and the fixed plate 1 and the movable plate 2 are made of the same material.

In some examples, a plurality of fixing ports 6 are preset on the surface of the fixing plate 1, the sleeves 3 penetrate through the corresponding fixing ports 6 and are welded with the inner walls of the fixing ports 6, and the fixing ports 6 at the positions have the following functions: the stability of the position of each sleeve 3 and the fixing plate 1 is ensured.

In some examples, a plurality of movable slots 9 are preset on the surface of the movable plate 2, the sleeves 3 penetrate through the corresponding movable slots 9 and are in clearance fit with the movable slots 9, each sleeve 3 at the position can linearly move in the corresponding movable slot 9, and meanwhile, the whole movable plate 2 also plays a role in supporting and protecting.

In some examples, the clamp 4 is composed of two sets of semicircular hoop plates, and the connecting end between the two sets of hoop plates is provided with a bolt, and a plate body can be further arranged between the hoop plates for plugging the outlet end of the casing 3, so that the tight plugging treatment of the casing 3 by the plate body can be ensured after the bolt is screwed down.

By adopting the technical scheme:

the integral wall bushing that goes out is set up to the aforesaid to supporting closed clamp 4 can install sleeve pipe 3 additional on the basis of traditional wall opening, and replaces the tradition and adopts inflation cement + the glutinous mouth of oil hemp to carry out the mode of shutoff, has realized when sealed 3 exit ends of sleeve pipe, conveniently carries out dismouting and secondary use.

Example 2:

based on embodiment 1, this embodiment specifically introduces the structure of the protection component, as shown in fig. 2 to fig. 4, the protection component is detachably assembled on one side of the fixed plate 1, the extended state completely covers and wraps each sleeve 3, the protection component comprises a movable plate 2 and a waterproof cloth 7, the whole waterproof cloth 7 is completely extended, the movable plate 2 is movably sleeved on the outer surface of each sleeve 3, the waterproof cloth 7 is used for connecting the fixed plate 1 and the movable plate 2, and meanwhile, the waterproof cloth 7 can be replaced by other structures such as a dust screen, and the protection component is designed according to the requirements of users.

In some examples, the waterproof cloth 7 is provided with frames 8 on two open end faces, the opposite sides of the fixed plate 1 and the movable plate 2 are provided with annular notches 5 for the corresponding frames 8 to be clamped in, and a plurality of stoppers 10 are arranged on the surfaces of the fixed plate 1 and the movable plate 2.

When the protection component is assembled:

the user holds the frame body 8 by hand, and the two groups of frame bodies 8 are clamped into the annular notches 5 on the surfaces of the fixed plate 1 and the movable plate 2 until the frame body 8 is completely embedded into the annular notches 5, the user can deflect the blocking piece 10, so that one side of the blocking piece 10 is tightly attached to the surface of the frame body 8, and the frame body 8 is ensured to be stable at the position corresponding to the annular notches 5.

In some examples, the blocking member 10 includes a rotating rod and a blocking piece which are integrally connected, the rotating rod connected with the fixed plate 1 and the movable plate 2 can rotate, and a surface swept by the blocking member 10 after one rotation coincides with the annular notch 5, so that the blocking member 10 can complete the positioning process of the frame body 8.

In some examples, the waterproof cloth 7 is a folding structure, and a plurality of metal frame strips distributed at equal intervals are sewn on the inner wall of the waterproof cloth 7, and the metal frame strips at the position can be close to or far away from each other, and the waterproof cloth 7 is unfolded or contracted at the moment.

By adopting the technical scheme:

at the outside design protection component of going out the wall sleeve pipe, utilize fly leaf 2 to realize consolidating, supporting each sleeve pipe 3, prevent that sleeve pipe 3 from taking place to warp, simultaneously under the state of removing fly leaf 2, can expand waterproof cloth 7 completely to the realization is handled each sleeve pipe 3's protection, has solved traditional sleeve pipe 3 and has directly exposed in the external world, takes place the condition of wearing and tearing, corrosion easily, thereby strengthens each sleeve pipe 3's life.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the present invention.

Claims (8)

1. The utility model provides a novel electric wall bushing which characterized in that includes:

the surface of the fixing plate (1) is provided with a plurality of sleeves (3) in a penetrating way, one ends of the sleeves (3) are assembled in the wall in an inserting way, and the other ends of the sleeves (3) are sleeved with a clamp (4);

the protection component is detachably assembled on one side of the fixed plate (1), the state of the protection component after being unfolded completely covers and wraps the sleeves (3), the protection component comprises a movable plate (2) and waterproof cloth (7), the movable plate (2) is movably sleeved on the outer surface of each sleeve (3), and the waterproof cloth (7) is used for connecting the fixed plate (1) and the movable plate (2).

2. A novel electrical wall bushing according to claim 1, wherein: the shape and the size of the fixed plate (1) are consistent with those of the movable plate (2).

3. A novel electrical wall bushing according to claim 1, wherein: a plurality of fixing ports (6) are preset on the surface of the fixing plate (1), and the sleeve (3) penetrates through the corresponding fixing ports (6) and is welded with the inner wall of each fixing port (6).

4. A novel electrical wall bushing according to claim 1, wherein: a plurality of movable notches (9) are preset on the surface of the movable plate (2), and the sleeve (3) penetrates through the corresponding movable notches (9) and is in clearance fit with the movable notches (9).

5. The novel electric wall bushing of claim 1, wherein: the hoop (4) is composed of two groups of semicircular hoop plates, and bolts are arranged at the connecting end positions between the two groups of hoop plates.

6. A novel electrical wall bushing according to claim 1, wherein: all be provided with framework (8) on two opening terminal surfaces of tarpaulin (7), annular notch (5) have all been seted up to fixed plate (1) and fly leaf (2) one side in opposite directions, supply to correspond framework (8) card is gone into, and fixed plate (1) and fly leaf (2) surface set up a plurality of fenders (10).

7. The novel electrical wall bushing of claim 6, wherein: the blocking piece (10) comprises a rotating rod and a blocking piece which are integrally connected, the rotating rod connected with the fixed plate (1) and the movable plate (2) can rotate, and the swept surface of the blocking piece (10) after rotating for a circle coincides with the annular notch (5).

8. The novel electric wall bushing of claim 1, wherein: the waterproof cloth (7) is of a folding structure, and a plurality of metal frame strips distributed at equal intervals are sewn on the inner wall of the waterproof cloth (7).

Images