CN210310386U - Dustproof and rainproof cover for connection part of bar of switch machine - Google Patents

Abstract

The utility model relates to a goat pole piece is connected position and is prevented dust, rain-proof cover, should prevent dust, rain-proof cover include fixed plate, dustproof rain-proof lid and coupling assembling, coupling assembling includes first coupling assembling and second coupling assembling, fixed plate one end forms limit structure after being connected with second coupling assembling, limit structure forms spacing space with the fixed plate, the fixed plate other end forms L shape after passing through the detachable swing joint of first coupling assembling with dustproof rain-proof lid, dustproof rain-proof lid joint is in spacing space. The fixed plate passes through the detachable back of being connected of coupling assembling with dustproof rain-proof lid, and dustproof rain-proof lid covers at goat member connection position, realizes the dustproof rain-proof function to goat member connection position. The design of limit structure prevents opening and closing of dustproof rain-proof lid by oneself under the influence of non-human factor, has guaranteed this dustproof, rain-proof cover structure's stability, only needs to open limit structure and just can realize the maintenance to rut machine member connection position.

Description

Dustproof and rainproof cover for connection part of bar of switch machine

Technical Field

The utility model belongs to railway signal goat field, in particular to dustproof, rain-proof cover of goat member connection position.

Background

The point switch is an important signal basic device for reliably switching the position of the turnout, changing the opening direction of the turnout, locking the switch point and reflecting the position of the turnout, and can well ensure the driving safety, improve the transportation efficiency and improve the labor intensity of driving personnel. The switch machine is the core and main body of the switch device, and comprises an inner locking device, an outer locking device and various rod pieces which are used for unlocking, converting and locking the turnout.

The switch machine plays an important role in road traffic, so that the protection of the switch machine becomes more important, the protection of the switch machine is only performed as the dustproof and rainproof treatment of the switch machine at present, the common dustproof and rainproof treatment of the switch machine mainly adopts the mode that a molded product is integrally buckled on the switch machine to realize the dustproof and rainproof functions of equipment, and the like, but the whole protective cover needs to be dismantled in the maintenance process of the switch machine, so that the switch machine is inconvenient; the protection casing uses band steel and fastener to be fixed in the goat bottom, and insecure, easily receives the air current to drive and drops in train operation process, influences driving safety. In addition, the whole rain cover blocks the air flow in the switch case, and the switch machine is influenced by installation terrain and environment, so that the moisture of electrical parts in the switch case is easily caused, the electrical characteristics of the switch machine are influenced, equipment failure is caused, the running safety is influenced, and the like.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide a dustproof and rainproof cover for the connection part of the point switch rod piece, which has simple structure, convenient disassembly and more pertinence.

Another object of the utility model is to provide a concatenation is convenient, and the structure is penetrating, and fixed firm goat member connects the dustproof, rain-proof cover in position.

In order to achieve the above object, one technical solution of the present invention is as follows.

The utility model relates to a goat pole piece is connected position and is prevented dust, rain-proof cover, should prevent dust, rain-proof cover include fixed plate, dustproof rain-proof lid and coupling assembling, coupling assembling includes first coupling assembling and second coupling assembling, fixed plate one end forms limit structure after being connected with second coupling assembling, limit structure forms spacing space with the fixed plate, the fixed plate other end and dustproof rain-proof lid pass through the detachable swing joint of first coupling assembling, and the three forms dustproof rain-proof space after fixing, dustproof rain-proof lid joint is in spacing space. The fixed plate passes through the detachable back of being connected of coupling assembling with dustproof rain-proof lid, and dustproof rain-proof lid covers at goat member connection site, realizes the dustproof rain-proof function to goat member connection site, realizes fixing the function at the goat machine case with dustproof, the rain-proof cover of this goat member connection site through the fixed plate. The design of limit structure prevents opening and closing of dustproof rain-proof lid by oneself under the influence of non-human factor, has guaranteed the stability of dustproof, rain-proof cover structure of goat member connection position, in the maintenance process, only need open limit structure and just can realize the maintenance to goat member connection position, goat member connection position includes that the goat shows that the pole stretches out the movable part of connection with the action bars.

Further, the fixed plate is the notch cuttype, the fixed plate includes the fixed part of connecting portion, left part and the movable part at top, the movable part is L shape, connecting portion are a plane board, the fixed part passes through connecting portion integral type with the movable part to be connected, the movable part passes through the detachable swing joint of first connecting assembly with dustproof rain-proof lid. Through setting up the fixed plate into the notch cuttype, for the swing joint of dustproof rain-proof lid and fixed plate provides the activity space, the movable part sets up to L shape and provides accommodation space for coupling assembling, the fixed plate of being convenient for is connected with dustproof rain-proof lid, and the movable part sets up to L shape also be convenient for the swing joint of fixed plate and dustproof rain-proof lid.

Further, dustproof rain-proof lid sets up to the U-shaped, dustproof rain-proof lid both sides face all is provided with rotating part and sliding part on relative position, rotating part and sliding part all set up the one end of being connected at dustproof rain-proof lid and fixed plate, and the sliding part extends the formation for dustproof rain-proof lid side, and the sliding part left surface supports with the fixed part inboard and holds, all be provided with the holding tank between rotating part and the sliding part, at fixed plate and dustproof rain-proof lid swing joint in-process, connecting portion are at the holding tank internalization, rotating part and movable part are through first coupling assembling swing joint. The dustproof and rainproof cover is arranged in a U shape, rainwater is effectively prevented from entering the movable part of the switch machine indicating rod extending and connecting along the edge of the dustproof and rainproof cover, and a dustproof effect is effectively achieved. The design of rotating part has realized being connected of fixed plate and dustproof rain-proof lid, and the design of holding tank provides the space for the activity of connecting portion. The left side surface of the sliding part is abutted against the inner side of the fixing part, so that the stability of the structure is improved.

Furthermore, all be provided with the shielding plate on the fixed part both sides face, two shielding plate one end forms the U-shaped groove after being connected with fixed part both sides face integral type respectively, the shielding plate other end upwards is 45 degrees extensions formation and hides the dog respectively on this shielding plate plane, it forms limit structure to shelter from the piece after through the detachable connection of second coupling assembling. The design of shielding plate makes the fixed plate can enclose and close the formation enclosure space after being connected with dustproof rain-proof lid, prevents that rainwater or dust from contacting the movable part that the goat shows that the pole stretches out the connection.

Further, the activity portion lateral surface is the cambered surface, the activity portion both ends are inwards buckled 90 degrees and are formed the spacer, the spacer is provided with the clearance at the shielding plate inboard and between spacer and the shielding plate, the spacer passes through the detachable connection of first connecting element with dustproof rain-proof lid. The cambered surface is arranged outside the movable part, so that the dustproof and rainproof cover can rotate and move under the action of the first connecting component. The design of spacer provides the basis for fixed plate and dustproof rain-proof lid are connected through coupling assembling, and the design of spacer makes the inside accommodation space that forms of movable part, provides the connection basis for coupling assembling.

Further, the rotating part lateral surface is arc, the rotating part passes through the detachable swing joint of first connecting element with two spacers respectively, the side and the fixed part of sliding part bottom support and hold, the other end downward sloping that dustproof rain-proof lid and fixed plate are connected. The rotating part lateral surface sets up to arc dustproof rain-proof lid of being convenient for under coupling assembling's effect rotation and open. The rotating part has realized the detachable connection of fixed plate and dustproof and rainproof cover with being connected of spacer respectively. The side surface of the bottom of the sliding part is abutted against the fixed part, so that the stability of the dustproof and rainproof structure of the point switch is ensured. The other end downward sloping that dustproof rain-proof lid and fixed plate are connected is convenient for the piling up of dustproof rain-proof lid upper portion rainwater, and the effectual movable part contact that prevents rainwater inflow dustproof rain-proof lid lower part and goat show that the pole stretches out the connection.

Furthermore, the connecting assembly is of a perforated bolt structure, one end of the structure is a top cap, and the other end of the structure is perforated and fixed through a cotter pin. The perforated bolt is simple in structure, stable in connection and convenient to detach.

The utility model discloses in, in the equipment use, this dustproof, rain-proof cover structure includes fixed plate, dustproof rain-proof lid and coupling assembling, coupling assembling includes first coupling assembling and second coupling assembling, fixed plate one end forms limit structure after being connected with second coupling assembling, limit structure forms spacing space with the fixed plate, the fixed plate other end and dustproof rain-proof lid form L shape through the detachable swing joint back of first coupling assembling, dustproof rain-proof lid joint is in spacing space. The fixed plate passes through the detachable back of being connected of coupling assembling with dustproof rain-proof lid, and dustproof rain-proof lid covers at goat member connection site, realizes the dustproof rain-proof function to goat member connection site, realizes fixing the function at the goat machine case with dustproof, the rain-proof cover structure of this goat member connection site through the fixed plate. The design of limit structure prevents opening and closing of dustproof rain-proof lid by oneself under the influence of non-human factor, has guaranteed the stability of dustproof, rain-proof cover structure of goat member connection position, in the maintenance process, only needs to open limit structure and just can realize the maintenance to goat member connection position.

To achieve the above object, another aspect of the present invention is as follows.

The utility model relates to a goat pole piece is connected position and is prevented dust, rain-proof cover, should prevent dust, rain-proof cover include fixed plate, dustproof rain-proof lid and coupling assembling, coupling assembling includes first coupling assembling and second coupling assembling, fixed plate one end forms limit structure after being connected with second coupling assembling, limit structure forms spacing space with the fixed plate, the fixed plate other end forms L shape after passing through the detachable swing joint of first coupling assembling with dustproof rain-proof lid, dustproof rain-proof lid joint is in spacing space. The fixed plate passes through the detachable back of being connected of coupling assembling with dustproof rain-proof lid, and dustproof rain-proof lid covers at goat member connection site, realizes the dustproof rain-proof function to goat member connection site, realizes fixing the function at the goat machine case with dustproof, the rain-proof cover of this goat member connection site through the fixed plate. The design of limit structure prevents opening and closing of dustproof rain-proof lid by oneself under the influence of non-human factor, has guaranteed the stability of dustproof, rain-proof cover of goat member connection position, in the maintenance process, only need open limit structure and just can realize the maintenance to goat member connection position, goat member connection position includes that the goat shows that pole and action bar stretch out the movable part of connection.

Further, the fixed plate includes fixed part, movable part and connection piece, the movable part is L shape, fixed part and movable part pass through the connection piece integral type and connect and the movable part is connected in the upper portion outside of fixed part, the movable part passes through the detachable swing joint of first connecting assembly with dustproof rain-proof lid. The movable part sets up to L shape and provides accommodation space for coupling assembling, and the fixed plate of being convenient for is connected with dustproof rain-proof lid, and the movable part sets up to the swing joint of L shape also being convenient for fixed plate and dustproof rain-proof lid. The fixed part and the movable part are connected in an integrated mode through the connecting sheet, and the movable part is connected to the outer side of the upper part of the fixed part, so that the structure of the fixed part after the movable part is connected with the fixed part is simple, and the popularization is convenient.

Further, dustproof rain-proof lid sets up to the U-shaped, dustproof rain-proof lid both sides face all is provided with rotating part and sliding part on relative position, rotating part and sliding part all set up the one end of being connected at dustproof rain-proof lid and fixed plate, and the sliding part extends the formation for dustproof rain-proof lid side, and the sliding part left surface supports with the fixed part inboard and holds, at fixed plate and dustproof rain-proof lid swing joint in-process, rotating part and movable part pass through first coupling assembling swing joint. The dustproof and rainproof cover is arranged in a U shape, rainwater is effectively prevented from entering the movable part of the point switch action rod extending and connecting along the edge of the dustproof and rainproof cover, and a dustproof effect is effectively achieved. The design of rotating part has realized being connected of fixed plate and dustproof rain-proof lid. The design of the rotating part and the sliding part is derived according to the connection mode of the fixed part and the movable part, and the connection structure of the rotating part and the sliding part is simple in design and does not need to design an accommodating groove. The left side surface of the sliding part is abutted against the inner side of the fixing part, so that the stability of the structure is improved.

Furthermore, all be provided with the shielding plate on the fixed part both sides face, two shielding plate one end forms the U-shaped groove after being connected with fixed part both sides face integral type respectively, the shielding plate other end upwards is 45 degrees extensions formation and hides the dog respectively on this shielding plate plane, it forms limit structure to shelter from the piece after through the detachable connection of second coupling assembling. The design of the baffle plate enables the fixed plate to be connected with the dustproof and rainproof cover and then can be enclosed to form a closed space, and rainwater or dust is prevented from contacting with a movable part of the point switch action rod extending out of the connection.

Further, the activity portion lateral surface is the cambered surface, the activity portion both ends are inwards buckled 90 degrees and are formed the spacer, the spacer is provided with the clearance at the shielding plate inboard and between spacer and the shielding plate, the spacer passes through the detachable connection of first connecting element with dustproof rain-proof lid. The cambered surface is arranged outside the movable part, so that the dustproof and rainproof cover can rotate and move under the action of the first connecting component. The design of spacer provides the basis for fixed plate and dustproof rain-proof lid are connected through coupling assembling, and the design of spacer makes the inside accommodation space that forms of movable part, provides the connection basis for coupling assembling.

Further, the rotating part lateral surface is arc, the rotating part passes through the detachable swing joint of first connecting element with two spacers respectively, the side and the fixed part of sliding part bottom support and hold, the other end downward sloping that dustproof rain-proof lid and fixed plate are connected. The rotating part lateral surface sets up to arc dustproof rain-proof lid of being convenient for under coupling assembling's effect rotation and open. The rotating part has realized the detachable connection of fixed plate and dustproof and rainproof cover with being connected of spacer respectively. The side face of the bottom of the sliding part is abutted against the fixing part, so that the dustproof and rainproof cover stability of the connecting part of the switch rod piece is guaranteed. The other end downward sloping that dustproof rain-proof lid and fixed plate are connected is convenient for the piling up of dustproof rain-proof lid upper portion rainwater, and the effectual movable part contact that prevents rainwater inflow dustproof rain-proof lid lower part and goat action pole stretch out to be connected.

Furthermore, the connecting assembly is a perforated bolt structure, one end of the perforated bolt structure is a top cap, and the other end of the perforated bolt structure is perforated and fixed through a cotter pin. The perforated bolt is simple in structure, stable in connection and convenient to detach.

The utility model discloses in, in the equipment use, this dustproof, rain-proof cover structure includes fixed plate, dustproof rain-proof lid and coupling assembling, coupling assembling includes first coupling assembling and second coupling assembling, fixed plate one end forms limit structure after being connected with second coupling assembling, limit structure forms spacing space with the fixed plate, the fixed plate other end and dustproof rain-proof lid form L shape through the detachable swing joint back of first coupling assembling, dustproof rain-proof lid joint is in spacing space. The fixed plate passes through the detachable back of being connected of coupling assembling with dustproof rain-proof lid, and dustproof rain-proof lid covers at goat member connection site, realizes the dustproof rain-proof function to goat member connection site, realizes fixing the function at the goat machine case with dustproof, the rain-proof cover of this goat member connection site through the fixed plate. The design of limit structure prevents opening and closing of dustproof rain-proof lid by oneself under the influence of non-human factor, has guaranteed the stability of dustproof, rain-proof cover of goat member connection position, in the maintenance process, only need open limit structure and just can realize the maintenance to goat member connection position, goat member connection position includes that the goat shows that pole and action bar stretch out the movable part of connection.

Drawings

Fig. 1 is a top view of the dustproof and rainproof structure of the switch machine showing the movable part of the rod extending out of the connection;

fig. 2 is a side view of the switch machine of the present invention showing the dustproof and rainproof structure of the movable portion of the rod protruding out of the connection;

fig. 3 is a top view of the dustproof and rainproof structure of the movable portion of the switch machine showing the connection of the rod;

FIG. 4 is an exploded view of the dustproof and rainproof structure of the movable part of the switch machine action rod extending out of the connection of the present invention;

fig. 5 is a schematic structural view of the dustproof and rainproof structure of the movable portion of the switch machine action rod extending out of the connection.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

To achieve the above object, referring to fig. 1 to 3, a first embodiment of the present invention is as follows.

The utility model relates to a goat pole spare is connected position and is prevented dust, rain-proof cover, should prevent dust, rain-proof cover include fixed plate 11, dustproof rain-proof lid 12 and coupling assembling 13, coupling assembling 13 includes first coupling assembling 131 and second coupling assembling 132, 11 one end of fixed plate forms limit structure 14 after being connected with second coupling assembling 132, limit structure 14 forms spacing space (not shown) with fixed plate 11, the 11 other ends of fixed plate and dustproof rain-proof lid 12 are through the detachable swing joint of first coupling assembling 131, and the three forms dustproof rain-proof space after fixing, dustproof rain-proof lid 12 joint is in spacing space. Fixed plate 11 passes through the detachable back of being connected of coupling assembling 13 with dustproof rain-proof lid 12, and dustproof rain-proof lid 12 covers at goat pole piece connection site, realizes the dustproof rain-proof function to goat pole piece connection site, realizes fixing the function at the goat machine case with dustproof, the rain-proof cover of this goat pole piece connection site through fixed plate 11. The design of limit structure 14 prevents opening and closing of dustproof rain-proof lid 12 by oneself under the influence of non-human factor, has guaranteed the stability of dustproof, rain-proof cover of goat pole spare connecting portion, in the maintenance process, only need open limit structure 14 and just can realize the maintenance to goat pole spare connecting portion, goat pole spare connecting portion includes that goat shows the movable part that pole and action bars stretch out the connection.

In this embodiment, fixed plate 11 is the notch cuttype, fixed plate 11 includes fixed part 112 and the movable part 113 at top of connecting portion 111, left part, movable part 113 is the L shape, connecting portion 111 is a flat board, fixed part 112 and movable part 113 pass through connecting portion 111 integral type and connect, movable part 113 and dustproof rain-proof lid 12 are through the detachable swing joint of first connecting component 131. Through setting up fixed plate 11 to the notch cuttype, for the swing joint of dustproof rain-proof lid 12 and fixed plate 11 provides the activity space, activity portion 113 sets up to the L shape and provides accommodation space for first connecting element 131, is convenient for be connected of fixed plate 11 and dustproof rain-proof lid 12, and activity portion 113 sets up to the swing joint of L shape also being convenient for fixed plate 11 and dustproof rain-proof lid 12.

In this embodiment, the dustproof and rainproof cover 12 is U-shaped, the two side faces of the dustproof and rainproof cover 12 are provided with a rotating part 121 and a sliding part 122 at opposite positions, the rotating part 121 and the sliding part 122 are both arranged at one end of the dustproof and rainproof cover 12 connected with the fixed plate 11, the sliding part 122 extends from the side face of the dustproof and rainproof cover 12, the side face of the sliding part 122 abuts against the inner side of the fixed part 112, an accommodating groove 123 is arranged between the rotating part 121 and the sliding part 122, in the process of connecting the fixed plate 11 with the dustproof and rainproof cover 12, the connecting part 113 moves in the accommodating groove 123, and the rotating part 121 and the moving part are movably connected through a first connecting component 131. The dustproof and rainproof cover 12 is arranged in a U shape, rainwater is effectively prevented from entering the movable part of the switch machine indicating rod extending and connecting along the edge of the dustproof and rainproof cover, and a dustproof effect is effectively achieved. The design of rotating part 121 has realized being connected of fixed plate 11 and dustproof rain-proof lid 12, and the design of holding tank 123 provides the space for the activity of connecting portion 111. The left side of the sliding part 122 abuts against the inner side of the fixing part 112, so that the stability of the structure is increased.

In this embodiment, the two side surfaces of the fixing portion 112 are both provided with the shielding plates 114, one end of each of the two shielding plates 114 is integrally connected with the two side surfaces of the fixing portion 112 to form a U-shaped groove, the other end of each of the two shielding plates 114 extends upwards by 45 degrees on the plane of the corresponding shielding plate 114 to form a shielding block 115, and the shielding block 115 forms a limiting structure after being detachably connected through the second connecting component 132. The design of the shielding plate 114 enables the fixed plate 11 and the dust-proof and rain-proof cover 12 to enclose a closed space after being connected, thereby preventing rainwater or dust from contacting the movable part of the switch machine indicating rod extending out of the connection.

In this embodiment, 113 lateral surfaces of the movable portion are cambered surfaces, the two ends of the movable portion 113 are bent inward by 90 degrees to form a positioning sheet 116, the positioning sheet 116 is disposed in a gap between the inner side of the shielding plate 114 and the positioning sheet 116, and the positioning sheet 116 is detachably connected with the dustproof and rainproof cover 12 through a first connecting assembly 131. The outer side of the movable portion 113 is provided with an arc surface for facilitating the rotation of the dustproof and rainproof cover 12 under the action of the first connecting component 131. The design of spacer 116 is that fixed plate 11 and dustproof rain-proof lid 12 are connected through first coupling assembling 131 and provide the basis, and the design of spacer 116 makes the inside accommodation space that forms of movable part 113, provides the connection basis for first coupling assembling 131.

In this embodiment, the outer side surface of the rotating portion 121 is arc-shaped, the rotating portion 121 is detachably and movably connected with the two positioning pieces 116 through the first connecting assembly 131, the side surface of the bottom of the sliding portion abuts against the fixing portion 112, and the other end of the dustproof and rainproof cover 12 connected with the fixing plate 11 is inclined downward. The rotating part 121 lateral surface sets up to be arc-shaped and is convenient for the rain-proof cover 12 of preventing dust to rotate under the effect of first connection assembly 131 and open. The connection of the rotating parts 121 with the positioning pieces 116 respectively realizes the detachable connection of the fixing plate 11 and the dust-proof and rain-proof cover 12. The side surface of the bottom of the sliding part 122 abuts against the fixing part 112, so that the stability of the dustproof and rainproof cover of the connecting part of the switch rod piece is ensured. The other end downward sloping that dustproof rain-proof lid 12 and fixed plate 11 are connected is convenient for the pile up of dustproof rain-proof lid upper portion rainwater, and the effectual rainwater that prevents flows into the movable part contact that dustproof rain-proof lid 12 lower part and goat show that the pole stretches out the connection.

In this embodiment, the connecting assembly 13 is a through-hole bolt structure, one end of which is a top cap 133, and the other end of which is provided with a through-hole 134 fixed by a cotter pin 135. The perforated bolt is simple in structure, stable in connection and convenient to detach.

To achieve the above object, referring to fig. 4-5, another embodiment of the present invention is as follows.

The utility model relates to a goat pole piece is connected position and is prevented dust, rain-proof cover, should prevent dust, rain-proof cover include fixed plate 21, dustproof rain-proof lid 22 and coupling assembling 23, coupling assembling 23 includes first coupling assembling 231 and second coupling assembling 232, form limit structure 24 after fixed plate 21 one end is connected with second coupling assembling 232, limit structure 24 forms spacing space (not shown) with fixed plate 21, the fixed plate 21 other end and dustproof rain-proof lid 22 are through the detachable swing joint of first coupling assembling 231, and form dustproof rain-proof space after the three is fixed. The dustproof and rainproof cover 22 is clamped in the limiting space. Fixed plate 21 passes through the detachable back of being connected of coupling assembling 23 with dustproof rain-proof lid 22, and dustproof rain-proof lid 22 covers at goat pole piece connection site, realizes the dustproof rain-proof function to goat pole piece connection site, realizes fixing the function at goat machine case with dustproof, the rain-proof cover of this goat pole piece connection site through fixed plate 21. The design of limit structure 24 prevents opening and closing of dustproof rain-proof lid 22 by oneself under the influence of non-human factor, has guaranteed the stability of dustproof, rain-proof cover of switch rod spare connecting portion, in the maintenance process, only need open limit structure 24 and just can realize the maintenance to switch rod spare connecting portion, and switch rod spare connecting portion includes that the switch shows that the pole stretches out the movable part of connection with the action bar.

In this embodiment, the fixing plate 21 includes a fixing portion 212, a movable portion 213 and a connecting piece 211, the movable portion 213 is L-shaped, the fixing portion 212 and the movable portion 213 are integrally connected by the connecting piece 211, and the movable portion 213 is connected to the outer side of the upper portion of the fixing portion 212, and the movable portion 213 and the dust-proof and rain-proof cover 22 are detachably and movably connected by the first connecting component 231. Activity portion 213 sets up to L shape and provides accommodation space for first connecting element 231, is convenient for fixed plate 21 and dustproof rain-proof cover 22 be connected, and activity portion 213 sets up to L shape also is convenient for fixed plate 21 and dustproof rain-proof cover 22's swing joint. The fixed part 212 and the movable part 213 are integrally connected through the connecting piece 211, and the movable part 213 is connected to the outer side of the upper part of the fixed part 212, so that the structure of the connected fixed part 212 and the movable part 213 is simple, and the popularization is convenient.

In this embodiment, the dustproof and rainproof cover 22 is U-shaped, the two side faces of the dustproof and rainproof cover 22 are provided with a rotating part 221 and a sliding part 222 at opposite positions, the rotating part 221 and the sliding part 222 are arranged at one end of the dustproof and rainproof cover 22 connected with the fixing plate 21, the sliding part 222 extends from the side face of the dustproof and rainproof cover 22, the left side face of the sliding part 222 abuts against the inner side of the fixing part 212, and in the movable connection process of the fixing plate 21 and the dustproof and rainproof cover 22, the rotating part 221 and the movable part 213 are movably connected through a first connecting component 231. The dustproof and rainproof cover 22 is arranged in a U shape, rainwater is effectively prevented from entering the movable part of the switch machine action rod extending and connecting along the edge of the dustproof and rainproof cover 22, and a dustproof effect is effectively achieved. The design of the rotation part 221 enables the connection of the fixing plate 21 and the dust-proof and rain-proof cover 22. Since the design of the rotating portion 221 and the sliding portion 222 is derived from the connection of the fixed portion 212 and the movable portion 213, the connection structure of the rotating portion 221 and the sliding portion 222 is simple in design and does not need to design a receiving groove. The left side of the sliding part 222 abuts against the inner side of the fixing part 212 to increase the stability of the structure.

In this embodiment, the two side surfaces of the fixing portion 212 are respectively provided with a shielding plate 214, one end of each shielding plate 214 is respectively connected with the two side surfaces of the fixing portion 212 in an integrated manner to form a U-shaped groove, the other end of each shielding plate 214 upwards extends by 45 degrees on the plane of the corresponding shielding plate 214 to form a shielding block 215, and the shielding block 215 is detachably connected through a second connecting assembly 232 to form a limiting structure 24. The design of the shielding plate 214 enables the fixed plate 21 and the dust-proof and rain-proof cover 22 to enclose and form a closed space after being connected, so as to prevent rainwater or dust from contacting the movable part of the switch machine action rod extending and connecting.

In this embodiment, the outer side surface of the movable portion 213 is an arc surface, two ends of the movable portion 213 are bent inward by 90 degrees to form a positioning piece (not shown), the positioning piece is disposed in a gap between the inner side of the shielding plate 214 and the positioning piece and the shielding plate 214, and the positioning piece is detachably connected to the dust-proof and rain-proof cover 22 through the first connection assembly 231. The outer side of the movable portion 213 is provided with an arc surface to facilitate the rotation of the dust-proof and rain-proof cover 22 under the action of the first connection component 231. The design of spacer provides the basis for fixed plate 21 is connected through first coupling assembling 231 with dustproof rain-proof lid 22, and the design of spacer makes the inside accommodation space that forms of movable part 213, provides the connection basis for first coupling assembling 231.

In this embodiment, the outer side surface of the rotating portion 221 is arc-shaped, the rotating portion 221 is detachably and movably connected with the two positioning pieces through the first connecting assembly 231, the side surface of the bottom of the sliding portion 222 abuts against the fixing portion 212, and the other end of the dustproof and rainproof cover 22 connected with the fixing plate 21 is inclined downward. The outer side surface of the rotating part 221 is arc-shaped, so that the dustproof and rainproof cover 22 can be opened in a rotating mode under the action of the first connecting assembly 231. The rotation portion 221 is connected to the positioning piece to detachably connect the fixing plate 21 and the dust-proof and rain-proof cover 22. The side surface of the bottom of the sliding part 222 abuts against the fixing part 212, so that the stability of the dustproof and rainproof cover of the connecting part of the switch rod piece is ensured. The other end downward sloping that dustproof rain-proof lid 22 and fixed plate 21 are connected is convenient for the pile up of dustproof rain-proof lid 22 upper portion rainwater, and the effectual movable part contact that prevents rainwater inflow dustproof rain-proof lid 22 lower part and goat action pole stretch out to be connected.

In this embodiment, the connecting assembly 23 is a through bolt structure, which has a top cap 233 at one end and a through hole 234 at the other end and is fixed by a cotter pin 235. The perforated bolt is simple in structure, stable in connection and convenient to detach.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. The utility model provides a goat pole piece is connected position and is prevented dust, rain-proof cover, its characterized in that, this is prevented dust, rain-proof cover includes fixed plate, dustproof rain-proof lid and coupling assembling, coupling assembling includes first coupling assembling and second coupling assembling, fixed plate one end forms limit structure after being connected with second coupling assembling, limit structure forms spacing space with the fixed plate, the fixed plate other end and dustproof rain-proof lid pass through the detachable swing joint of first coupling assembling, and the three forms dustproof rain-proof space after fixing, dustproof rain-proof lid joint is in spacing space.

2. The switch machine rod connecting portion dustproof and rainproof cover according to claim 1, wherein the fixing plate is of a step type and comprises a connecting portion, a left fixing portion and a top movable portion, the movable portion is of an L shape, the connecting portion is a flat plate, the fixing portion and the movable portion are integrally connected through the connecting portion, and the movable portion and the dustproof and rainproof cover are detachably and movably connected through the first connecting assembly.

3. The switch machine bar connecting part dustproof and rainproof cover according to claim 2, wherein the dustproof and rainproof cover is provided in a U shape, the two side faces of the dustproof and rainproof cover are provided with a rotating part and a sliding part at opposite positions, the rotating part and the sliding part are both arranged at one end of the dustproof and rainproof cover connected with the fixed plate, the sliding part is formed by extending the side faces of the dustproof and rainproof cover, the left side face of the sliding part abuts against the inner side of the fixed part, a containing groove is arranged between the rotating part and the sliding part, the connecting part moves in the containing groove in the process of movably connecting the fixed plate with the dustproof and rainproof cover, and the rotating part and the moving part are movably connected through the first connecting assembly.

4. The switch machine rod connecting portion dustproof and rainproof cover according to claim 1, wherein the fixing plate comprises a fixing portion, a movable portion and a connecting piece, the movable portion is L-shaped, the fixing portion and the movable portion are integrally connected through the connecting piece, the movable portion is connected to the outer side of the upper portion of the fixing portion, and the movable portion and the dustproof and rainproof cover are detachably and movably connected through the first connecting assembly.

5. The switch machine rod connecting part dustproof and rainproof cover according to claim 4, wherein the dustproof and rainproof cover is U-shaped, the two side faces of the dustproof and rainproof cover are provided with a rotating part and a sliding part at opposite positions, the rotating part and the sliding part are both arranged at one end of the dustproof and rainproof cover connected with the fixed plate, the sliding part is formed by extending the side face of the dustproof and rainproof cover, the left side face of the sliding part abuts against the inner side of the fixed part, and in the movable connection process of the fixed plate and the dustproof and rainproof cover, the rotating part is movably connected with the movable part through the first connecting assembly.

6. The switch machine rod connecting part dustproof and rainproof cover according to any one of claims 3 or 5, wherein two side faces of the fixing part are provided with shielding plates, one ends of the two shielding plates are integrally connected with the two side faces of the fixing part respectively to form a U-shaped groove, the other ends of the shielding plates extend upwards at 45 degrees on the plane of the shielding plates respectively to form shielding blocks, and the shielding blocks are detachably connected through a second connecting assembly to form a limiting structure.

7. The switch machine rod connection part dustproof and rainproof cover according to claim 6, wherein the outer side face of the movable portion is an arc face, two ends of the movable portion are bent inwards by 90 degrees to form positioning pieces, the positioning pieces are arranged on the inner side of the shielding plate, gaps are formed between the positioning pieces and the shielding plate, and the positioning pieces and the dustproof and rainproof cover are detachably connected through the first connecting assembly.

8. The switch machine rod connecting part dustproof and rainproof cover as claimed in claim 7, wherein an outer side surface of the rotating portion is arc-shaped, the rotating portion is detachably and movably connected with the two positioning pieces through the first connecting assembly, a side surface of a bottom of the sliding portion abuts against the fixing portion, and the other end of the dustproof and rainproof cover connected with the fixing plate is inclined downward.

9. The switch machine rod connection portion dustproof and rainproof cover as claimed in claim 8, wherein the connection members are all of a perforated bolt structure, one end of the perforated bolt structure is a top cap, and the other end of the perforated bolt structure is perforated and fixed through a split pin.

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