CN209488136U - A kind of automatic open-close anti-pinch bracket for cable channel cover plate - Google Patents

Abstract

The utility model discloses a kind of automatic open-close anti-pinch bracket for cable channel cover plate, which includes the bracket holder being installed on cable duct wall surface and cover board and rack body.Rack body further includes internal threaded sleeve, screw rod, the single-phase clockwise and anticlockwise motor and Internal control structure module for driving screw rod positive and negative rotation.Wherein internal control module guarantees motor stalls when clipping to foreign matter, judges the position of motor and the state of cable channel cover plate according to the state of the locking key of inside arrangement, to complete the opening and closing process of cable channel cover plate, avoids clipping to foreign matter.Technical solutions of the utility model make cable channel cover plate realize the integrated control of automatic open-close, greatly reduce labor intensity, significantly improve working efficiency, reduce a possibility that surprisingly occurring among work.

Description

A kind of automatic open-close anti-pinch bracket for cable channel cover plate

Technical field

The present invention designs substation equipment device field, the multi-functional auxiliary stand equipment as cable channel cover plate.

Background technique

The modified auxiliary device that this practical invention is carried out mainly for existing composite material cable channel cover plate designs.

Cable duct automatic open-close anti-pinch holder device by the threaded sleeve of band, stud, oil sealing, single-phase clockwise and anticlockwise motor, Fixed spring, technology lever, the plastic rod with slideway, the motor power cabin casing of bottom band and four contact buttons etc. Component is constituted.Screw telescopic cabin is provided with lubricating oil, facilitates the displacement between stud and threaded sleeve.

The prior art has the following deficiencies:

First: existing composite material type cable channel cover plate is not installed with automatic open-close bracket, under patrol officer is each Cable channel cover plate is always raised when cable duct inspection, closes cable channel cover plate when walking again, the undoubtedly meeting for patrol officer Many physical demands are caused, it is particularly inconvenient in extremely cold heat weather.

Second: existing automatic open/closing device bracket, structure do not have the function of anti-pinch simply, personnel operation when It waits, is easy to happen and crushes accident.

Third: traditional substation develops towards unmanned intelligentized direction, and existing cable channel cover plate does not adapt to this Kind development trend, for crusing robot, traditional cable trench cover is unable to satisfy the unmanned intelligent patrol detection of crusing robot It is required that cable duct region becomes blind spot during leading to inspection.

Utility model content

In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of opening automatically for cable channel cover plate Close anti-pinch bracket, it is intended to solve how automatic open-close cable channel cover plate, and avoid the technical issues of clipping to foreign matter.

To achieve the above object, the utility model proposes a kind of automatic open-close anti-pinch bracket for cable channel cover plate, Including the interface unit and cable ditch support ontology being mounted on inside cable duct, which is characterized in that inside uses screw rod and motor Cooperation realize the bracket automatic telescopic ability, which is divided into screw telescopic cabin and the electricity of lower end of upper end by oil sealing The control unit in mechanomotive force cabin and inside, portion is threaded sleeve to screw telescopic out of my cabin, and inside is matched screw rod, passes through lubrication Oil lubricates, and screw rod is connected to driving motor in motor power cabin by a pivot link, and driving motor is single-phase positive and negative Rotating motor is powered by two electrodes of lower section, and the conducting wire of extraction is extension type, and motor rotates clockwise screw rod and pushes screw thread Casing elongation, motor rotate counterclockwise shortening.

Preferably, motor lower portion is connected with failsafe contact, and contact connects bimetallic lever, and the strut of bimetallic lever is Signal conductor outside connection, on the one hand fixed motor will not generate rotation to bimetallic lever among the process of starting；Another party Face guarantees that the position of motor will not destroy oil sealing because of excessive movement.

Preferably, the pairs of bimetallic lever other end is connect by slideway with plastics frizzen, is driven on plastics frizzen Lower movement, there is two pairs of locking keys inside motor room at wall surface position, it is a pair of in upside a pair in downside, pass through lower end band slideway Plastics triggering connecting rod upper and lower translation pressing, the button that occurs in pairs guarantee screw rod stretch the process that is moved on vertical line it In do not shift.

Preferably, when motor rotates clockwise, the casing on screw rod is moved up so that the bracket extend, motor by Downward pressure, bimetallic lever tip side push, and slideway end is lifted up, and two sides plastic rod is pushed to translate up until simultaneously It is expressed to the locking key of upper end two sides, button makes motor stopping rotate clockwise screw rod, prevents rotor because of resistance mistake Overload burning greatly.

Preferably, when motor rotates counterclockwise, the casing on screw rod is moved down, so that the stent collapses, pull cable Operculum colpi plate closing, when cover board is closed completely, threaded sleeve and motor power cabin are completely attached to, and the rotation that continues of stud drives electricity Machine translates up, and bimetallic lever tip side, which moves up, drives plastic rod to move down, and the locking key for pressing lower section stops the inverse of motor Hour hands rotation.

Preferably, motor lower end is connected with the spring of fixed position, when cable channel cover plate clips to foreign matter, cable channel cover plate The extruding force of telescoping shoring column is reduced or even negative drawing bracket, the change of active force cause fixed position below motor Spring elongation, motor shifts up, the locking key motor stalls of connecting rod triggering lower section.

Preferably, if foreign matter implements component excessive upwards to cover board, cable channel cover plate stretches cover board support, rotary electric machine Displacement is generated, failsafe contact is caused to be detached from motor, at this point, motor can only invert, until being contacted again failsafe touching Until when point.

Preferably, be suitable for the composite material cable channel cover plate of 0.6 × 1.2m, single cover board Weight control in 5kg, under End is mounted at cable duct internal side wall 0.36m, is mounted on the cover board away from shaft 0.36m, if the cover board is in two fixations Between cover board, which is mounted on narrow side side, if the cover board, at the end of cable duct, which is mounted on broadside side.

Technical solutions of the utility model are by using the bracket holder and branch being installed on cable duct wall surface and cover board Frame ontology makes cable channel cover plate bracket be fixedly connected with cable channel cover plate.Rack body further include internal threaded sleeve, screw rod, Drive the single-phase clockwise and anticlockwise motor and Internal control structure module of screw rod positive and negative rotation.Wherein internal control module is clipping to Guarantee motor stalls when foreign matter, position and the cable duct of motor are judged according to the state of the locking key of inside arrangement The state of cover board avoids clipping to foreign matter to complete the opening and closing process of cable channel cover plate.Technical solutions of the utility model So that cable channel cover plate is realized the integrated control of automatic open-close, greatly reduces labor intensity, significantly improve working efficiency, subtract A possibility that surprisingly occurring among work is lacked.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also show according to these attached drawings obtains other attached drawings.

Fig. 1 is the structural schematic diagram contraction state of the utility model cable channel cover plate automatic open-close bracket

Fig. 2 is the structural schematic diagram elongation state of the utility model cable channel cover plate automatic open-close bracket；

Fig. 3 is the internal circuit line graph of the utility model cable channel cover plate automatic open-close bracket；

Fig. 4 is the utility model cable channel cover plate automatic open-close bracket failure status diagram

Fig. 5 is the open state schematic diagram of the utility model cable channel cover plate automatic open-close bracket；

Fig. 6 is the off status schematic diagram of the utility model cable channel cover plate automatic open-close bracket；

Drawing reference numeral explanation:

In figure: 1, cover board-bracket holder；2, movable axis；3, threaded sleeve；4, screw telescopic cabin 5, screw rod；6, oily Envelope；7, transmission shaft；8, upper locking key；9, L-type plastic rod；10, bimetallic lever；11, lower locking key；12, connecting rod is fixed Spring；13, individual event clockwise and anticlockwise motor；14, motor fixed spring；15, internal controller；16, negative electrode；17, positive electrode；18, Motor power cabin；19, bracket installation lid；20, cable channel cover plate；21, cable duct wall surface；22, failsafe contact.

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out clearly the technical solution in the example of the utility model Chu is fully described by, it is clear that and described embodiment is only a part of the embodiment of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture) Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.

In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve The combination of case is not present, also not within the protection scope of the requires of the utility model.

The utility model proposes a kind of automatic open-close anti-pinch brackets for cable channel cover plate, are applied to cable duct, the electricity Cable ditch has cover board.

In the example of the utility model, as shown in Figure 1, Figure 2 and shown in Fig. 3, the automatic open-close for being used for cable channel cover plate is anti- Pressing from both sides bracket includes:

The feature (Fig. 1) of the present apparatus is: upper end cover board-bracket holder 1 of the bracket secures the stand to cable duct On cover board, cover board-bracket holder is connect with threaded sleeve 3 by movable axis 2, the cable channel cover plate outside threaded sleeve 3 Outer barrel is screw rod 5 inside threaded sleeve 3, and the positive and negative rotation of screw rod 5 makes 3 rise and fall of threaded sleeve, and oil sealing 6 stretches screw thread The motor power cabin 18 of contracting cabin 4 and lower end separates, and screw rod is connected by a transmission shaft 7 with individual event clockwise and anticlockwise motor 13, just It inverts motor 13 to power by positive and negative electrode 16,17, the conducting wire that two electrodes are drawn is extension type, and motor rotates clockwise Threaded sleeve 3 is pushed to extend when screw rod 5, shortening when motor 13 rotates counterclockwise.

Further, 13 lower part of motor is connected with failsafe contact, and contact connects bimetallic lever 10, motor power machine Two metallic rods of 18 bottom surface of cabin are respectively the fulcrum of two bimetallic levers 10, this two struts are the signal wire outside connection, On the one hand bimetallic lever 10 fixes motor 13 will not generate autobiography during starting；On the other hand guarantee the position of motor 13 Oil sealing 6 will not be damaged because of excessive movement.

Further, pairs of 10 other end of bimetallic lever is connect by slideway with L-type plastic rod 9, drives L-type plastics Connecting rod 9 moves up and down, and has two pairs of locking keys 8,11 at 18 inside wall surface position of motor room, a pair of a pair of in downside in upside 8 11,9 upper and lower translation of the L-type plastic rod pressing by lower end with slideway, the button occurred in pairs guarantees that stretching for screw rod 5 is being erected It does not shift among the process moved on straight line.

Further, when motor 13 rotates clockwise, the casing 3 on screw rod 5 is moved up, so that the bracket extends, when Motor 13 is pushed by downward pressure, 10 tip side of bimetallic lever, and slideway end is lifted up, and pushes two sides L-type plastic rod 9 The locking key 8 of upper end two sides is translated up up to while being expressed to, button makes the stopping of motor 13 rotate clockwise screw rod 5, Rotor overload burning due to resistance is excessive is prevented, when motor 13 rotates counterclockwise, the casing 3 on screw rod 5 is moved down, and is made The stent collapses are obtained, pull cable channel cover plate closure, when cover board is closed completely, threaded sleeve 3 connects completely with motor power cabin The rotation that continues of touching, stud 5 drives motor 13 to translate up, and 10 tip side of bimetallic lever, which moves up, to be driven under L-type plastic rod 9 It moves, the locking key for pressing lower section stops rotating counterclockwise for motor 13.

Further, the function of anti-pinch foreign matter, realization are characterized in that 13 lower end of motor is connected with the spring of fixed position 14, when cable channel cover plate clips to foreign matter, the extruding force of telescoping shoring column is reduced cable channel cover plate or even negative drawing branch Frame, the change of active force cause the spring 14 for fixing position below motor 13 to extend, and motor 13 shifts up, under connecting rod triggering 11 motor stalls of locking key of side.

Further, if foreign matter implements power excessive upwards to cover board, cable channel cover plate stretches cover board support, rotary electric machine 13 generate displacement, cause failsafe contact 22 to be detached from motor 13, at this point, motor can only rotate clockwise, until being contacted again Until when failsafe contact 22.

As described above, apparatus of the present invention are made of the bracket of bracket fixinig plate 1 and automatically retractable anti-pinch.This is practical new The cable channel cover plate bracket of type automatic telescopic anti-pinch can drive internal single-phase clockwise and anticlockwise motor by extraneous controller control Positive and negative rotation realizes the elongation and contraction of bracket, compares the size for the power that cover board applies bracket, it can be determined that cable channel cover plate is No closing is completed and whether clips to foreign matter, and flexible reaction is made to this.

The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all Under the inventive concept of the utility model, equivalent structure transformation made based on the specification and figures of the utility model, or Directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (8)

1. a kind of automatic open-close anti-pinch bracket for cable channel cover plate, including the interface unit and electricity being mounted on inside cable duct Cable ditch rack body, which is characterized in that inside realizes the automatic telescopic ability of the bracket using the cooperation of screw rod and motor, passes through The bracket is divided into the screw telescopic cabin of upper end and motor power cabin and the internal control unit of lower end, screw telescopic by oil sealing Portion is threaded sleeve out of my cabin, and inside is matched screw rod, is lubricated by lubricating oil, screw rod is connected to by a pivot link Driving motor in motor power cabin, driving motor are single-phase clockwise and anticlockwise motor, are powered by two electrodes of lower section, extraction Conducting wire is extension type, and motor rotates clockwise screw rod and pushes threaded sleeve elongation, and motor rotates counterclockwise shortening.

2. a kind of automatic open-close anti-pinch bracket for cable channel cover plate as described in claim 1, which is characterized in that under motor Portion is connected with failsafe contact, and contact connects bimetallic lever, the strut of bimetallic lever, for the signal conductor outside connection, gold Belonging to lever, on the one hand fixed motor will not generate rotation among the process of starting；On the other hand guarantee that the position of motor will not be because Excessive movement and destroy oil sealing.

3. a kind of automatic open-close anti-pinch bracket for cable channel cover plate as claimed in claim 2, which is characterized in that pairs of The bimetallic lever other end is connect by slideway with plastics frizzen, and plastics frizzen is driven to move up and down, wall surface inside motor room There are two pairs of locking keys at position, for a pair in upside a pair in downside, the plastics triggering connecting rod by lower end with slideway is flat up and down Pressing is moved, is not shifted among the process moved on vertical line of stretching of the button guarantee screw rod occurred in pairs.

4. a kind of automatic open-close anti-pinch bracket for cable channel cover plate as described in claim 1, which is characterized in that motor is suitable When hour hands rotate, the casing on screw rod is moved up, so that the bracket extends, motor is by downward pressure, bimetallic lever touching Point end pushes, and slideway end is lifted up, and pushes two sides plastic rod to translate up up to while being expressed to the stop of upper end two sides Button, button make motor stopping rotate clockwise screw rod, prevent rotor overload burning due to resistance is excessive.

5. a kind of automatic open-close anti-pinch bracket for cable channel cover plate as described in claim 1, which is characterized in that motor is inverse When hour hands rotate, the casing on screw rod is moved down, so that the stent collapses, pull cable channel cover plate closure, when cover board is complete When closure, threaded sleeve and motor power cabin are completely attached to, and the rotation that continues of stud drives motor to translate up, bimetallic lever touching Point end, which moves up, drives plastic rod to move down, and the locking key for pressing lower section stops rotating counterclockwise for motor.

6. a kind of automatic open-close anti-pinch bracket for cable channel cover plate as described in claim 1, which is characterized in that under motor End is connected with the spring of fixed position, when cable channel cover plate clips to foreign matter, extruding of the cable channel cover plate for telescoping shoring column Power reduces or even negative drawing bracket, and changes of active force causes the spring of fixed position below motor to extend, and motor is to upper It moves, the locking key motor stalls of connecting rod triggering lower section.

7. a kind of automatic open-close anti-pinch bracket for cable channel cover plate as claimed in claim 6, which is characterized in that if foreign matter Implement component excessive upwards to cover board, cable channel cover plate stretches cover board support, and rotary electric machine generates displacement, causes failsafe Contact is detached from motor, at this point, motor can only invert, until when being contacted again to failsafe contact.

8. a kind of automatic open-close anti-pinch bracket for cable channel cover plate as described in any one of claims 1 to 7, feature It is, is suitable for the composite material cable channel cover plate of 0.6 × 1.2m, for single cover board Weight control in 5kg, lower end is mounted on cable At ditch internal side wall 0.36m, be mounted on the cover board away from shaft 0.36m, if the cover board between two fixed cover boards, the branch Frame is mounted on narrow side side, if the cover board, at the end of cable duct, which is mounted on broadside side.