CN112572995B - Conducting rod supporting device for transporting gas insulation wall bushing - Google Patents

Abstract

The invention relates to a transportation auxiliary tool of a gas insulation wall bushing, in particular to a conductive rod supporting device for transporting the gas insulation wall bushing. The conducting rod supporting device for transporting the gas insulation wall bushing adopts the following technical scheme: conducting rod strutting arrangement is used in transportation of gas insulation wall bushing includes: the cylinder body connecting end cover is provided with a bolt through hole and is used for being fixed at an orifice flange on the outer peripheral surface of the axial middle part of the sleeve body through a bolt; the conducting rod support is used for supporting the lower part of the conducting rod in the sleeve body; the upper end of the supporting rod is connected to the conducting rod support, and the lower end of the supporting rod is connected to the end cover of the connecting end of the cylinder body and used for transmitting supporting force.

Description

Conductive Rod Support Device for Transportation of Gas-Insulated Wall-piercing Bushings

technical field

The invention relates to a transportation auxiliary tool for a gas-insulated wall-piercing bushing, in particular to a conductive rod support device for transporting a gas-insulated wall-piercing bushing.

Background technique

The gas insulated wall bushing consists of a bushing body and a conductive rod. The conductive rod is coaxially arranged in the bushing body. Both ends of the bushing body are provided with end flanges. The conductive rod is directly connected to the end flange through a fastener. Connect, or connect with the end flange through electrical connection methods such as conductive contacts. Gas-insulated wall bushings are generally assembled in the manufacturing unit and transported as a whole to the installation site for product installation.

However, after the assembly of the gas-insulated wall bushing is completed, the gravity of the conductive rod is completely borne by the flanges at both ends, and the length of the conductive rod is long, so the conductive rod is easily vibrated during transportation, which easily causes the wear, deformation or even breakage.

Contents of the invention

The object of the present invention is to provide a supporting device for the conductive rod used for the transportation of the gas-insulated wall-piercing bushing, which solves the problem that the conductive rod of the existing gas-insulated wall-piercing bushing is prone to vibration and wears, deforms or even breaks.

In the present invention, the conductive rod supporting device for gas-insulated wall-piercing bushing transportation adopts the following technical scheme:

Conductive pole support for transport of gas-insulated wall bushings, comprising:

The cylinder body is connected to the end cover, which is provided with bolt holes for fixing to the orifice flange on the outer peripheral surface of the axial middle part of the casing body through bolts;

Conductive rod support, used to support the lower part of the conductive rod in the bushing body;

The upper end of the supporting rod is connected to the support of the conductive rod, and the lower end is connected to the connecting end cover of the cylinder body for transmitting the supporting force.

Beneficial effects: adopting the above-mentioned technical scheme, the connecting rod cover is connected with the bushing body, and the conductive rod support can use the support rod to support the conductive rod, so that the axial middle of the conductive rod forms a fulcrum, thereby improving the long length. The problem of vibration of the conductive rod during transportation can be solved, and the problem of wear, deformation and even fracture of the conductive rod can be improved, which can effectively ensure product quality and reduce transportation costs.

As a preferred technical solution: the connecting end cover of the cylinder is provided with a support rod socket, and the lower end of the support rod is inserted into the support rod socket;

The lower end of the support rod is provided with an external thread, and a support nut is provided on the external thread, and the support nut is used to support the top edge of the support rod insertion hole.

Beneficial effects: by adopting the above technical solution, the support position can be flexibly adjusted through the support nut, the reliable support for the conductive rod can be better ensured, and the utility model has good versatility.

As a preferred technical solution: the support rod insertion hole is a through hole for the lower end of the support rod to pass through the cylinder to connect to the end cap;

The gas-insulated wall-piercing bushing transport conductive rod supporting device also includes a sealing nut, and the sealing nut is provided with a threaded blind hole for threaded connection to the passing part of the supporting rod;

A nut sealing ring or a nut sealing gasket is provided between the end surface of the end of the sealing nut provided with a threaded blind hole and the lower side of the connecting end cap of the cylinder body.

Beneficial effects: adopting the above technical scheme, setting the sealing nut can better meet the airtightness requirements of the gas at a certain pressure inside the product during transportation.

As a preferred technical solution: a seal ring groove is provided on the end surface of the sealing nut provided with a threaded blind hole, and the nut seal ring is provided in the seal ring groove.

Beneficial effects: adopting the above technical scheme is beneficial to improve the sealing performance.

As a preferred technical solution: an end cap sealing ring or an end cap sealing gasket is provided between the connecting end cap of the cylinder body and the orifice flange on the outer peripheral surface of the sleeve body.

Beneficial effect: the sealing effect can be further ensured by adopting the above technical solution.

As a preferred technical solution: a sealing ring groove is provided on the upper side of the connecting end cap of the cylinder, and the sealing ring of the end cap is arranged in the sealing ring groove.

Beneficial effects: adopting the above technical scheme is beneficial to improve the sealing performance.

As a preferred technical solution: the upper end of the support rod is provided with a small-diameter section, which is a threaded section; the small-diameter section forms a shoulder on the upper end of the support rod, and the shoulder is used to be pressed onto the conductive rod support to Realize the fixation with the conductive rod support.

Beneficial effects: the adoption of the above technical scheme facilitates the processing and assembly of the conductive rod supporting device, and also facilitates the installation of the conductive rod support into the bushing body.

As a preferred technical solution: the conductive rod support includes an upper clamping block and a lower clamping block, the sides of the upper clamping block and the lower clamping block are provided with arc-shaped grooves, and the arc-shaped grooves are used to snap into the conductive rod on the pole;

The conductive rod support also includes a locking piece, which is used for locking the upper clamping block and the lower clamping block so that the conductive rod support is clamped and fixed on the conductive rod.

Beneficial effects: the adoption of the above technical solution can realize the complete fixation of the conductive rod and achieve a better vibration reduction effect.

As a preferred technical solution: the upper clamping block and the lower clamping block are arranged up and down, the locking member is a bolt assembly, and the bolt assembly passes through the upper clamping block and the lower clamping block at the same time so that the conductive rod support Tighten the conductor rod.

Beneficial effects: adopting the above technical scheme, the structure is simple, and it is convenient to be loaded into the sleeve body.

As a preferred technical solution: a cushion layer is provided at the arc-shaped groove.

Beneficial effects: the adoption of the above technical solution can protect the conductive rod.

For the subject to be protected in this patent, each preferred technical solution under the same subject can be adopted independently, and if it can be combined, two or more preferred technical solutions under the same subject can also be arbitrarily combined to form a technical solution It will not be described in detail here, but it is included in the record of this patent in this form.

Description of drawings

Fig. 1 is a schematic diagram of the use state of Embodiment 1 of the conductive rod support device for gas-insulated wall-piercing bushing transportation in the present invention;

Fig. 2 is a side view of the conductive rod support device for transporting the gas-insulated wall-piercing bushing in Fig. 1, viewed along the axial direction of the wall-piercing bushing in Fig. 1;

Fig. 3 is a partial enlarged view of A in Fig. 2 .

The names of the components corresponding to the corresponding reference signs in the figure are: 10, casing body 10; 11, conductive rod; 12, orifice flange; 20, cylinder connection end cover; 21, support rod jack; 22 , End cover sealing ring; 30, conductive rod support; 31, upper clamp block; 32, lower clamp block; 33, arc groove; 34, locking bolt; 35, buffer cushion layer; 40, support rod; 41, Support nut; 42, sealing nut; 43, nut sealing ring.

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, and are not intended to limit the present invention, that is, the described embodiments are only some of the embodiments of the present invention, but not all of the embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that relative terms such as "first" and "second" that may appear in the specific embodiments of the present invention are only used to distinguish one entity or operation from another entity or operation, and No such actual relationship or order between these entities or operations is necessarily required or implied. Moreover, the terms "comprising", "comprising", or any other variation thereof, where the terms may appear, are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes none other elements specifically listed, or also include elements inherent in such a process, method, article, or apparatus. Without further limitations, the possible occurrence of an element defined by the phrase "comprising a ..." does not preclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

In the description of the present invention, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" that may appear should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, Or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those skilled in the art can understand the specific meanings of the above terms in the present invention through specific situations.

In the description of the present invention, unless otherwise clearly specified and limited, the term "has to be" that may appear should be understood in a broad sense, for example, the object of "has to be" can be a part of the body, or it can be separated from the body Arranged and connected on the body, the connection can be detachable or non-detachable. Those skilled in the art can understand the specific meanings of the above terms in the present invention through specific situations.

Below in conjunction with embodiment the present invention is described in further detail.

Embodiment 1 of the conductive rod support device for gas-insulated wall-piercing bushing transportation in the present invention:

As shown in Figure 1, the conductive rod support device for casing body transportation includes a cylinder connecting end cover 20, a conductive rod support 30 and a support rod 40, which are used for the casing body 10 shown in Figure 1, and are used in the transportation of the casing body At 10 o'clock, the conductive rod 11 is supported.

The cylinder connection end cover 20 is a circular plate-shaped structure with bolt holes on its edge for fixing to the orifice flange 12 on the outer peripheral surface of the axial middle of the sleeve body 10 by bolts. In this embodiment, a pressure detection hole is provided in the middle of the bushing body 10, the cylinder connection end cap 20 is an end cap corresponding to the orifice flange 12 of the pressure detection hole, the conductive rod support 30 and the support rod 40 It has a set size to be loaded into the bushing body 10 from the pressure detection hole. Of course, in other implementations, the orifice flange 12 can also be an orifice flange for other purposes than the pressure detection hole, and the orifice flange can be in the middle of the axial direction of the bushing body 10, or it can be One end that is biased towards the sleeve body 10 may be located in the axial middle of the sleeve body 10 as a whole. As shown in FIG. 3 , a support rod insertion hole 21 is provided at the center of the cylinder connecting end cover 20 , and the support rod insertion hole 21 is a through hole for the lower end of the support rod 40 to be inserted and passed through. The upper side of the cylinder connecting end cap 20 is provided with a sealing ring groove, and an end cap sealing ring 22 is arranged in the sealing ring groove, and the sealing ring is used to connect with the orifice flange 12 on the outer peripheral surface of the sleeve body 10. The outer surface of the product is sealed and matched to ensure the airtightness requirements of a certain pressure gas inside the product during transportation. Certainly, in other implementations, the end cover sealing ring 22 may also be replaced by an end cover sealing gasket.

As shown in Fig. 2, the conductive rod support 30 includes an upper clamping block 31 and a lower clamping block 32, and the upper clamping block 31 and the lower clamping block 32 are arranged up and down. The slot 33 is used to snap onto the conductive rod 11 . The upper clamping block 31 and the lower clamping block 32 are provided with bolt holes on both sides of the arc-shaped groove 33 for the corresponding locking bolts 34 to penetrate, and the locking bolts 34 form a locking member for locking the upper clamping block 31 and the lower clamping block 32 so that the conductive rod support 30 is clamped and fixed on the conductive rod 11, and supports the conductive rod 11 in the bushing body 10. In order to avoid damage to the conductive rod 11 , a cushion layer 35 is provided at the arc-shaped groove 33 .

The bottom surface of the lower clamping block 32 is provided with a threaded hole, and the upper end of the support rod 40 is provided with a small-diameter section, which is a threaded section, and forms a shaft shoulder at the top of the support rod 40, and the shaft shoulder is used to be pressed against the conductive rod support. On the lower clamping block 32 of the seat 30 to realize fixing with the conductive rod support 30 . As shown in FIG. 2 and FIG. 3 , the lower end of the support rod 40 is provided with an external thread, and a support nut 41 is provided on the external thread, and the support nut 41 is used to support the top edge of the support rod insertion hole 21 . The lower end of the support rod 40 passes through the cylinder connection end cap 20 downwards, and a sealing nut 42 is threaded on the passing part, and the top end surface of the sealing nut 42 is provided with a threaded blind hole for connecting the support rod 40, thereby The supporting force is transmitted between the cylinder connection end cover 20 and the conductive rod support 30 . The sealing nut 42 is provided with a sealing ring groove on the end surface of one end of the threaded blind hole, and a nut sealing ring 43 is arranged in the sealing ring groove, which is used to form a sealing fit with the lower side of the cylinder connecting end cap 20 . Of course, in other implementations, the nut seal ring 43 can also be replaced by a nut seal.

After the product assembly is completed, the upper clamping block 31, the lower clamping block 32, and the locking bolt 34 are respectively installed on the conductive rod 11 through the pressure detection hole of the casing body 10, and the support rod 40 and the lower clamping block 32 are connected by threads Fix, screw the support nut 41 to a suitable position, set the cylinder connection end cap 20 on the support rod 40, install it on the pressure detection hole of the casing body 10, and then install the sealing nut 42, along with the sealing nut 42 is tightened and fixed, and the support rod 40 supports and fixes the conductive rod 11 in place, so as to realize the rigid fixing of the conductive rod 11. After arriving at the installation site, disassemble the conductive rod support device in the reverse order, and install the pressure detection device on the pressure detection hole. Only partial parts of the product need to be disassembled, and the product structure can be quickly restored and installed. Use, so as to effectively ensure product quality and reduce transportation costs.

Embodiment 2 of the conductive rod supporting device for gas-insulated wall-piercing bushing transportation in the present invention:

The difference between this embodiment and Embodiment 1 is that in Embodiment 1, the conductive rod support 30 includes an upper clamping block 31 and a lower clamping block 32, and the upper clamping block 31 and the lower clamping block 32 are arranged up and down separately, It can be clamped and fixed on the conductive rod 11 ; however, in this embodiment, the conductive rod support 30 is not provided with an upper clamping block 31 , and only supports the conductive rod 11 . Due to the gravitational effect of the conductive rod 11, when vibration occurs during transportation, the upward vibration of the conductive rod 11 under the action of its own gravity is small, and the downward vibration is relatively large. Therefore, only the lower clamping block 32 can be used as a support to reduce the conductive Wear, deformation or even fracture of the rod 11 fails.

In addition, in other implementations, one end of the upper clamping block 31 and the lower clamping block 32 may also be hinged, and the other end may be locked by a locking bolt 34 .

Embodiment 3 of the conductive rod support device for gas-insulated wall-piercing bushing transportation in the present invention:

The difference between this embodiment and Embodiment 1 is that in Embodiment 1, the support rod insertion hole 21 on the cylinder connection end cover 20 for the support rod 40 to be inserted is a through hole, while in this embodiment, the support rod insertion hole 21 is a blind hole, and there is no need to set the sealing nut 42 again.

The above is only a preferred embodiment of the application, and is not intended to limit the application. The scope of patent protection of the application is subject to the claims. Any equivalent structural changes made by using the description and accompanying drawings of the application, All should be included in the scope of protection of this application in the same way.

Claims (9)

1. The conductive rod supporting device for transporting gas-insulated through-wall bushings, characterized in that it includes: The cylinder connection end cover (20) is provided with bolt holes for fixing to the orifice flange (12) on the outer peripheral surface of the casing body (10) in the axial middle of the casing body (10) by bolts; Conductive rod support (30), used to support the lower part of the conductive rod (11) in the bushing body (10); A support rod (40), the upper end of which is connected to the conductive rod support (30), and the lower end of which is connected to the cylinder connection end cover (20), for transmitting support force; The cylinder connection end cover (20) is provided with a support rod socket (21), and the lower end of the support rod (40) is inserted into the support rod socket (21) in a gap fit with the support rod socket (21) Inside; The lower end of the support rod (40) is provided with an external thread, and a support nut (41) is provided on the external thread. The support nut (41) is used to support the top edge of the support rod socket (21), and the support nut ( 41) Cooperate with the upper end surface of the cylinder connection end cover (20); During installation, after supporting the conductive rod support (30) below the conductive rod (11), first connect the upper end of the support rod (40) to the conductive rod support (30), and then screw the support nut (41) to the support rod (40), and finally insert the lower end of the support rod (40) into the support rod socket (21) of the cylinder connection end cover (20) and fix the cylinder connection end cover (20) on the sleeve with bolts. The pipe body (10) is installed at the orifice flange (12) on the outer peripheral surface in the middle of the axial direction, and the support rod (40) is supported to the top edge of the support rod insertion hole (21) through the support nut (41) superior; The support rod socket (21) is a through hole for the lower end of the support rod (40) to pass through the cylinder to connect the end cover (20); The conductive rod support device for gas-insulated wall-piercing casing transportation also includes a sealing nut (42), and the sealing nut (42) is provided with a threaded blind hole for threaded connection to the passing part of the support rod (40) superior. 2. The conductive rod supporting device for transporting gas-insulated through-wall bushings according to claim 1, characterized in that: A nut sealing ring (43) or a nut sealing gasket is provided between the end face of the sealing nut (42) provided with a threaded blind hole and the lower side of the barrel connecting end cover (20). 3. The conductive rod supporting device for transporting gas-insulated through-wall bushings according to claim 2, characterized in that a sealing ring groove is provided on the end surface of the end surface of the sealing nut (42) provided with a threaded blind hole , the nut sealing ring (43) is arranged in the sealing ring groove. 4. The conductive rod support device for gas-insulated through-wall bushing transportation according to any one of claims 1 to 3, characterized in that the cylinder connects the end cap (20) to the bushing body (10) An end cover sealing ring (22) or an end cover sealing gasket is arranged between the orifice flanges (12) on the outer peripheral surface. 5. The conductive rod support device for gas-insulated wall-piercing bushing transportation according to claim 4, characterized in that a sealing ring groove is provided on the upper side of the connecting end cover (20) of the cylinder body, and inside the sealing ring groove The end cover sealing ring (22) is provided. 6. The conductive rod support device for transporting gas-insulated through-wall bushings according to any one of claims 1 to 3, characterized in that, the upper end of the support rod (40) is provided with a small-diameter section, and the small-diameter section is A threaded section; the small-diameter section forms a shoulder on the upper end of the support rod (40), and the shoulder is used to be pressed onto the conductive rod support (30) to achieve fixation with the conductive rod support (30). 7. The conductive rod supporting device for transporting gas-insulated through-wall bushings according to any one of claims 1 to 3, characterized in that the conductive rod support (30) includes an upper clamping block (31) and The lower clamping block (32), the upper clamping block (31) and the lower clamping block (32) are provided with arc-shaped grooves (33) on the side close to each other, and the arc-shaped grooves (33) are used for clamping to the conductive rod (11) superior; The conductive rod support (30) also includes a locking piece, which is used to lock the upper clamping block (31) and the lower clamping block (32) so that the conductive rod support (30) is clamped and fixed on the conductive rod (11 )superior. 8. The conductive rod support device for transporting gas-insulated through-wall bushings according to claim 7, characterized in that, the upper clamping block (31) and the lower clamping block (32) are arranged up and down separately, and the locking The part is a bolt assembly, and the bolt assembly passes through the upper clamping block (31) and the lower clamping block (32) at the same time so that the conductive rod support (30) hugs the conductive rod (11). 9 . The conductive rod supporting device for transporting gas-insulated through-wall bushings according to claim 7 , characterized in that, a cushion layer ( 35 ) is provided at the arc-shaped groove ( 33 ).

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