CN215042916U - Circuit breaker transfer trolley and centrally installed switchgear assembly with same - Google Patents

Abstract

The utility model provides a circuit breaker transports dolly and has its put cabinet subassembly in, belong to electrical equipment technical field, wherein, the circuit breaker transports the dolly and includes main part and elevating system, the upper end of main part is equipped with and is used for bearing the frame of bearing of circuit breaker, bear and to move along the direction of height, elevating system includes support piece and regulating part, support piece sets up the bottom central point who bears the frame and puts, support piece can move in order to push away to bear and go up and down bearing the frame towards bearing the frame direction, the regulating part is located in the main part, be used for driving support piece orientation bear the frame direction and be close to or keep away from the removal. The utility model discloses a dolly is transported to circuit breaker can be convenient for carry out altitude mixture control to the bearing part of main part, easy operation to can guarantee to adjust the back bearing surface and keep the level, thereby avoid the circuit breaker to bear the slope on the frame at the main part.

Description

Circuit breaker transfer trolley and centrally installed switchgear assembly with same

Technical Field

The utility model relates to an electrical equipment technical field, concretely relates to dolly is transported to circuit breaker and has put cabinet subassembly in this circuit breaker transports dolly.

Background

In whole high tension switchgear production process, it is the key factor to ensure that the circuit breaker can drop into the handcart room of high tension switchgear safe and reliable, and circuit breaker in the in-service use is heavier, need adopt the circuit breaker to transport the dolly so that move the circuit breaker to the cubical switchboard in dropping into the circuit breaker or pulling out the circuit breaker from the handcart room.

At present, the height of the handcart is generally adjusted by arranging screws around the handcart and manually adjusting the four screws around the handcart, and the handcart is complicated in structure because the screw rods are required to be respectively punched and assembled around the handcart by adopting the mode; need two people cooperation synchronous operation screw rods during the regulation, complex operation, in addition, this mode is difficult to guarantee the highly uniform after the regulation all around, leads to the loading end slope easily, is unfavorable for assembling the circuit breaker to the cabinet body in.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that the complex operation of transporting dolly height-adjusting, regulation back bearing face incline easily among the prior art to a circuit breaker transports dolly is provided.

In order to solve the technical problem, the utility model provides a dolly is transported to circuit breaker, include:

the circuit breaker comprises a main body, wherein a bearing frame for bearing the circuit breaker is arranged at the upper end of the main body and can move along the height direction;

elevating system includes: the supporting piece is arranged at the center of the bottom end of the bearing frame and can move towards the direction of the bearing frame so as to push the bearing frame to lift; the adjusting piece is arranged on the main body and used for driving the supporting piece to move towards the direction of the bearing frame to approach or move away.

Optionally, the supporting member is in transmission connection with the adjusting member, and a locking member capable of locking the adjusting member or the transmission movement of the supporting member is arranged on the main body.

Optionally, the main body is provided with a limiting member for limiting the limit position of the telescopic motion of the supporting member.

Optionally, a rack is configured on one side of the support member along a side length thereof, the adjusting member is provided with a pivot shaft extending towards the inside of the main body, and a first gear in transmission with the rack is arranged on the pivot shaft.

Optionally, the locking member is pivotally disposed on the main body, and has a locking section capable of being locked to the adjusting member, and an operation section elastically connected to the main body, and the operation section is pressed by an external force to drive the locking member to pivot, so that the adjusting member is disengaged from the locking section.

Optionally, a second gear is fixedly arranged on the pivot shaft, and the clamping section is clamped on gear teeth of the second gear after pivoting, so as to limit rotation of the pivot shaft.

Optionally, the support member is provided with at least one elongated hole arranged along a length direction thereof, and the main body is fixedly provided with a positioning pin extending into the elongated hole and configured to be stopped by the positioning pin when the support member moves to the limit position.

Optionally, at least two opposite sides of the bearing frame are respectively provided with an extending portion capable of extending outward, the extending portions are connected with the bearing frame through guide rails, a locking structure for locking the movement of the extending portions is further arranged between the bearing frame and the extending portions, and the extending portions on the two sides of the bearing frame are locked by the locking structure after moving outward for an equal length.

Optionally, the locking structure comprises: the clamping piece is pivotally arranged on the extending part and is provided with at least two clamping grooves which are arranged at intervals along the side length of the clamping piece; the fixing piece is arranged on the bearing frame, and the clamping groove of the clamping piece can be clamped in the fixing piece to form a fixing state of the guide rail on the bearing frame.

The utility model also provides an in put cabinet subassembly, put in cabinet and any one of the above-mentioned scheme in including circuit breaker transport the dolly, the circuit breaker transports the dolly and is used for bearing put in the circuit breaker of cabinet.

The technical scheme of the utility model, have following advantage:

1. the utility model provides a circuit breaker transfer trolley adopts elevating system to support and push the bearing frame and realize the adjustment movement to the bearing frame height direction, and elevating system includes the support piece that sets up in bearing frame bottom central point, can keep bearing frame height control in-process central stability, prevents that its atress is uneven and makes the loading end slope to avoid the circuit breaker to place and rock unstably on the loading end; the adjusting piece is arranged to drive and adjust the supporting piece, so that the whole lifting mechanism is simple in structure and convenient to operate, and the bearing frame can be quickly adjusted in height.

2. The utility model provides a dolly is transported to circuit breaker connects support piece and regulating part transmission setting, can further simplify the mounting structure of support piece and regulating part, and transmission connection efficiency is higher, and the synchronism is good, is favorable to the real-time control height-adjusting.

3. The utility model provides a dolly is transported to circuit breaker is equipped with the locating part to support piece concertina movement's extreme position restraint in the main part to can avoid support piece motion to too high point or low assembly restraint between breaking away from and the regulating part when crossing the low point, influence support piece normal use.

4. The utility model provides a dolly is transported to circuit breaker, lock piece pivot are located in the main part to have the card that can block and arrange the regulating part in and put the section, and with main part elastic connection's operation section, press down the operation section and drive lock piece pivot because of external force, so that the regulating part breaks away from the card that the section was put to the card and puts. Through the arrangement, the adjusting piece and the supporting piece can be well locked, and the relative transmission between the adjusting piece and the supporting piece after the height is locked is prevented; in addition, adopt this structure to be convenient for operate locking piece, simple structure.

5. The utility model provides a dolly is transported to circuit breaker sets up the second teeth of a cogwheel on the pivotal axis, and the section pivot card is put to the card is arranged in and is carried out the locking spacingly on the second teeth of a cogwheel, should set up the interference that can avoid between lock piece and the regulating part to prevent to influence the normal pivot action of regulating part.

6. The utility model provides a dolly is transported to circuit breaker, the both sides that bear the frame set up the extension, and the extension that bears the both sides locks through locking structure after the isometric distance of outside removal. Through the arrangement, the extension distances of the extension parts on the two sides can be ensured to be the same, so that the gravity center of the circuit breaker is prevented from shifting relative to the bearing frame when the circuit breaker is placed on the bearing frame, and the bearing frame is stressed unevenly; and the relatively extended extension part can adjust the bearing width of the circuit breakers with different sizes, thereby being beneficial to enabling the transfer trolley to adapt to different circuit breaker equipment.

7. The utility model provides a dolly is transported to circuit breaker, locking structure include fastener and mounting, on the extension was located to the fastener pivot, the mounting set up and is born the frame to the fastener realizes the guide rail and bears the fixed state on the frame again in arranging the mounting via the card, adopts this structure to have better fixed effect, is difficult for breaking away from the locking, and is convenient for operate the locking and remove the locking, thereby is favorable to the extension to bear the real-time adjustment on bearing the frame.

8. The utility model provides a put cabinet subassembly in, owing to have any one of above-mentioned scheme the circuit breaker transport the dolly, consequently have any one of above-mentioned advantage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a circuit breaker transfer trolley according to a first embodiment of the present invention;

fig. 2 is a top view of a carriage according to a first embodiment of the present invention;

fig. 3 is a schematic view of a transmission structure of a lifting structure according to a first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a locking member according to a first embodiment of the present invention.

Description of reference numerals:

1. a main body; 2. a carrier;

110. a rack; 111. a strip hole; 112. positioning pins; 120. a pivotal shaft; 121. a first gear; 122. a second gear; 123. an operation end; 141. an operation section; 142. a clamping section; 143. an elastic member;

201. a first reinforcement beam; 202. a second reinforcement beam; 203. mounting a boss;

21. an extension portion; 22. a guide rail; 211. a fastener; 212. a card slot; 221. and a fixing member.

Detailed Description

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

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The embodiment relates to a circuit breaker transfer trolley which comprises a main body 1 and a lifting mechanism, wherein a bearing frame 2 for bearing a circuit breaker is arranged at the upper end of the main body 1, and the bearing frame 2 can move along the height direction; the lifting mechanism comprises a support and an adjusting piece arranged on the main body 1, the support can move towards the direction of the bearing frame 2 to push the bearing frame 2 to lift, and the adjusting piece is used for driving the support to move towards or away from the direction of the bearing frame 2.

Based on above overall structure design, this embodiment a specific implementation of circuit breaker transport dolly as shown in fig. 1, the bottom of transporting the dolly all is provided with the gyro wheel of being convenient for to remove all around, one side of main part 1 still sets firmly the handle that is used for the operation. It should be noted that, besides the main body 1 and the lifting mechanism shown in fig. 1, the circuit breaker transfer trolley in practical application should be provided with other structures or devices for adapting the circuit breaker equipment in the prior art, which is not specifically described in this embodiment.

As shown in fig. 2, the carrier 2 includes a frame body 1, two first reinforcing beams 201 longitudinally and fixedly connected between the frame body 1 at intervals, and a second reinforcing beam 202 transversely connected between the first reinforcing beam 201 and the frame body 1, and the support is configured to be located at a central position where the first reinforcing beam 201 and the second reinforcing beam 202 meet, through this arrangement, when the circuit breaker apparatus is placed on the carrier 2, the center of gravity of the circuit breaker apparatus is conveniently arranged in line with the center of the carrier 2, so that the center of the circuit breaker apparatus can be kept stable during the height adjustment process of the carrier 2, and the carrier surface is prevented from inclining due to uneven stress, thereby preventing the circuit breaker apparatus from being placed on the carrier surface and shaking unstably. In consideration of the stability of the circuit breaker apparatus placed on the carrier 2, a flat support plate is also covered on the frame body 1.

In order to realize the lifting adjustment of the bearing frame 2, the supporting member and the adjusting member are in transmission connection, and a locking member capable of locking the transmission movement of the adjusting member or the supporting member is arranged on the main body 1.

Here, as a preferred embodiment of the aforementioned transmission connection, as shown in fig. 3, the top end of the supporting member is configured with a carrying platform for supporting the carrying frame 2, one side of the opposite end is configured with a rack 110 along the side length thereof, the adjusting member is provided with a pivot shaft 120 extending towards the inside of the main body 1, the pivot shaft 120 is provided with a first gear 121 which is in transmission fit with the rack 110, the first gear 121 and the rack 110 are in transmission engagement, in order to operate the adjusting member, the pivot shaft 120 is in a direction passing through an opening of one side of the main body 1 to form an operating end 123, and the operating section 141 can be configured in a handle shape for facilitating operation or a special hole shape which needs to be pivoted by a special tool, as long as it is ensured that the operating end 123 is driven by external force to rotate the pivot shaft 120 coaxially.

The aforementioned supporting member and the adjusting member may be engaged and driven by way of the pivot shaft 120 and the rack 110 being vertically arranged, and the actual assembling position of the adjusting member and the supporting member may also be arranged according to the internal installation space of the main body 1, which is only exemplified in this embodiment. The mounting structure of the supporting piece and the adjusting piece can be further simplified by adopting a transmission connection mode, the transmission connection efficiency is higher, the synchronism is good, and the height adjustment can be controlled in real time.

On the basis of the structure of the supporting member and the gear engagement of the adjusting member, the locking member in this embodiment is pivotally disposed on one side of the main body 1, and has a locking section 142 capable of being locked to the adjusting member, and an operating section 141 elastically connected to the main body 1, and the locking member is pivotally rotated by pressing the operating section 141 with an external force, so that the adjusting member is disengaged from the locking section 142.

As shown in fig. 4, the pivoting shaft 120 of the adjusting member is fixedly provided with a second gear 122, and the locking section 142 is locked on the gear teeth of the second gear 122 after pivoting, so as to limit the rotation of the pivoting shaft 120. The arrangement can avoid the interference between the locking piece and the adjusting piece; the middle part of locking piece is equipped with the trompil to wear to locate in the trompil in order to realize the pivotal motion of locking piece through locating pin 112, here, its one end bending setting for the card adjusting part that corresponds, it is at the pivot in-process, keeps the vertical up-and-down motion of the relative teeth of a cogwheel of the card section 142 of putting after buckling, in order to avoid the normal card effect of putting of the relative second gear 122 teeth of a cogwheel slope of the in-process card section 142 of putting of pivot to take place to interfere.

The operation section 141 of the locking member is fixedly connected with an elastic member 143, and the other end of the elastic member 143 is fixedly connected to the main body 1 to ensure the elastic movement of the locking member, wherein the elastic member 143 can be installed in a manner of being connected by a tension spring as shown in the figure, or can be a torsion spring directly arranged on the locking member, as long as the operation section 141 of the locking member has a tendency of elastically returning to the original position after the external force disappears. For the convenience of operating the locking member, the end of the operating section 141 may be further sleeved with a rubber pad, or a shape structure such as an arc transition for facilitating the pressing operation, which is only illustrated in the embodiment.

In addition, the main body 1 of the present embodiment is provided with a limiting member for limiting the limit position of the telescopic movement of the supporting member, as an implementation form, the supporting member is provided with two long holes 111 arranged at intervals, the long holes 111 are arranged along the length direction of the supporting member, the rack 110 is arranged on one side of the supporting member provided with the long holes 111, and the long holes 111 move up and down synchronously due to the engagement action of the rack 110 driven by the adjusting member, the limiting member is specifically two positioning pins 112 arranged at intervals and fixed on the main body 1, when the position of the positioning pins 112 is set, it should be ensured that when the supporting member moves to the limit position, the end of the long holes 111 is blocked by the positioning pins 112 and stops moving continuously.

Here, the fixing manner of the positioning pin 112 to the main body 1 may be other than the reinforcing plate fixing manner shown in fig. 1 and 3. By adopting the limiting part structure, the situation that the supporting part is separated from the assembly constraint between the adjusting part when moving to an overhigh point or an overlow point to influence the normal use of the supporting part can be avoided.

In addition to the above-mentioned lifting mechanism for adjusting the height of the carriage 2, in this embodiment, at least two opposite sides of the carriage 2 are respectively provided with an extension 21 capable of extending outward, the extensions 21 are connected with the carriage 2 through a guide rail 22, a locking structure for locking the movement of the carriage is further provided between the carriage 2 and the extensions 21, and the extensions 21 on the two sides of the carriage 2 are locked by the locking structure after moving outward for an equal distance.

As shown in fig. 2, the guide rails 22 between the extension 21 and the carriage 2 are sliding bars telescopically arranged between a first reinforcing beam 201 and a second reinforcing beam 202 of the carriage 2, and in order to further enhance the support strength of the extended extension 21, the guide rails 22 are configured into three groups with two sides arranged at intervals; the extending portion 21 is further configured with a mounting structure for engaging with the bottom end of the circuit breaker, and the mounting structure can be configured to match with the bottom end face of the circuit breaker, which is not particularly limited.

The locking structure comprises a clamping piece 211 and a fixing piece 221, wherein the clamping piece 211 is pivotally arranged on the extension part 21, and the clamping piece 211 is provided with at least two clamping grooves 212 arranged at intervals along the side length of the clamping piece 211; the fixing piece 221 is arranged on the carrier 2, and the catching groove 212 of the catching piece 211 can be caught in the fixing piece 221 to constitute a fixed state of the guide rail 22 on the carrier 2. Here, the slots 212 arranged on the two extension portions 21 have the same pitch, so as to fix the extension portions 21 at equal intervals; the number of the card slots 212 may be two as shown in fig. 1, or may be several according to the size type of the actual circuit breaker. The fixing member 221 is preferably a bolt fixed to one side of the carrier 2 and has a protruding end protruding beyond the end surface of the carrier 2, so that the pivoted engaging groove 212 is easily engaged with the protruding end.

It should be noted that, in this embodiment, only one arrangement manner between the extension 21 and the carriage 2 is described, and the extension 21 may be arranged to be pivotally connected to a screw of the carriage 2, or to perform a telescopic action by adopting a rack 110 transmission connection manner, as long as the extension 21 at both ends are ensured to extend out the same distance relatively.

For the one end that sets up fastener 211, the other end of extension 21 still is provided with the installation arch 203 that sets up towards the outside, and this installation arch 203 is used for the circuit breaker outside card that is fit for the standard part to put spacing action and use, and when the circuit breaker was placed on the bearing frame 2 that is located between extension 21, its one side was fixed spacing through installation arch 203 and is prevented the relative slip and break away from to play better fixed effect.

When the breaker transfer trolley of the embodiment is used and the height of the carrier 2 needs to be adjusted, an external force presses the operation section 141 of the locking member to pivot the locking member, and thus the blocking section 142 is separated from the second gear 122, in this process, the elastic member 143 is stressed to have elastic potential energy, then the pivoting operation end 123 pivots the pivoting shaft 120, the adjusting member is driven by the transmission effect of forward rotation or reverse rotation of the pivoting shaft 120 to move upwards or downwards, when the adjusting member moves to a proper position, the locking member is released, the locking member is restored to the original position by the elastic action of the elastic member 143, and thus the blocking section 142 is newly blocked on the gear teeth of the second gear 122 at this time.

When the width of the carrier 2 needs to be adjusted, the latching member 211 is pivoted first to disengage the latching groove 212 from the fixing member 221 of the carrier 2, the extending portions 21 on both sides are respectively pulled out or pushed back inwards, and when the latching member 211 is moved to a proper position, the corresponding latching groove 212 at this time is latched in the fixing member 221 again, so that the fixing of the extending portions 21 on both ends of the carrier 2 is formed.

Example 2

This embodiment relates to a put cabinet subassembly in, and it includes puts the cabinet in, still includes the circuit breaker transport dolly as in embodiment one, the circuit breaker transports the dolly and is used for bearing the circuit breaker of putting the cabinet in.

In put cabinet subassembly in this embodiment, transport the dolly through adopting as above circuit breaker and transport circuit breaker equipment, and can be convenient for highly adjust the dolly, its easy operation, and have better stability after the height-adjusting, avoid the circuit breaker to incline on transporting the dolly, and have better result of use.

It should be understood that the above examples are only for clarity of illustration 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 may be made without departing from the scope of the present invention.

Claims (10)

1. Breaker transports dolly, its characterized in that includes:

the circuit breaker comprises a main body (1), wherein a bearing frame (2) used for bearing the circuit breaker is arranged at the upper end of the main body (1), and the bearing frame (2) can move along the height direction;

elevating system includes: the support piece is arranged at the bottom center of the bearing frame (2) and can move towards the direction of the bearing frame (2) to push the bearing frame (2) to lift; the adjusting piece is arranged on the main body (1) and used for driving the supporting piece to move towards the direction of the bearing frame (2) to approach or move away.

2. The circuit breaker transfer trolley according to claim 1, wherein the supporting member is in transmission connection with the adjusting member, and a locking member capable of locking the adjusting member or the transmission movement of the supporting member is provided on the main body (1).

3. Breaker handling trolley according to claim 1, characterized in that the main body (1) is provided with a stop for limiting the extreme position of the telescopic movement of the support.

4. The circuit breaker transfer trolley according to claim 2, characterized in that one side of the supporting element is configured with a rack (110) along its side length, the adjusting element is provided with a pivot shaft (120) extending towards the inside of the main body (1), and the pivot shaft (120) is provided with a first gear (121) which is in transmission fit with the rack (110).

5. The circuit breaker transfer trolley according to claim 4, wherein the locking member is pivotally disposed on the main body (1) and has a locking section (142) capable of being locked to the adjusting member, and an operating section (141) elastically connected to the main body (1), and the locking member is pivotally rotated by pressing the operating section (141) by an external force so as to disengage the adjusting member from the locking section (142).

6. The circuit breaker transfer trolley as claimed in claim 5, wherein a second gear (122) is fixedly arranged on the pivot shaft (120), and the blocking section (142) is blocked on the gear teeth of the second gear (122) after pivoting, so as to limit the rotation of the pivot shaft (120).

7. The circuit breaker transfer trolley according to claim 3, wherein the support member is provided with at least one elongated hole (111) arranged along the length direction thereof, the main body (1) is fixedly provided with a positioning pin (112), and the positioning pin (112) extends into the elongated hole (111) and is configured to be blocked by the positioning pin (112) to stop moving when the support member moves to the limit position.

8. The circuit breaker transfer trolley according to any one of claims 1-7, wherein at least two opposite sides of the carrier (2) are respectively provided with an outwardly extendable extension (21), the extensions (21) are connected to the carrier (2) by a guide rail (22), a locking structure for locking the movement of the extensions (21) is further provided between the carrier (2) and the extensions (21), and the extensions (21) on the two sides of the carrier (2) are locked by the locking structure after being moved outwardly by an equal distance.

9. The circuit breaker transfer cart of claim 8, wherein the locking structure comprises: the clamping piece (211) is pivotally arranged on the extending part (21), and the clamping piece (211) is provided with at least two clamping grooves (212) which are arranged at intervals along the side length of the clamping piece (211); the fixing piece (221) is arranged on the bearing frame (2), and the clamping groove (212) of the clamping piece (211) can be clamped in the fixing piece (221) to form a fixing state of the guide rail (22) on the bearing frame (2).

10. Centrally placed cabinet assembly, comprising a centrally placed cabinet and a circuit breaker transfer trolley according to any one of claims 1 to 9 for carrying a circuit breaker of the centrally placed cabinet.

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