CN220110291U - Anti-falling device for generator fan housing - Google Patents

Abstract

The utility model relates to an anti-falling device for a generator fan housing, which comprises a barrel-shaped enclosing shield and a round top cover, wherein the anti-falling device is fixed on the round top cover and comprises a plurality of arc-shaped tracks, a connecting assembly, a fixing assembly and a base, wherein the arc-shaped tracks comprise track main bodies and are provided with mounting grooves extending along the length directions of the track main bodies; the connecting assembly comprises a connecting block, and two ends of the connecting block are respectively inserted into mounting grooves of any two adjacent arc-shaped tracks and are used for splicing the arc-shaped tracks into a circular slide rail; the circular sliding rail is fixed at the top of the circular top cover through the cooperation of the fixing component and the mounting groove; the base is slidably mounted on the rail body and fixedly provided with a connection ring for connection with the safety line. Through above-mentioned technical scheme, the anti-falling device that this disclosure provided can prevent that the staff from falling to ground when fan housing top operation, and does not influence the staff and remove.

Description

Anti-falling device for generator fan housing

Technical Field

The disclosure relates to the technical field of aerial work protection, in particular to an anti-falling device for a generator fan housing.

Background

The generator fan housing is a shield which is arranged outside equipment such as a generator carbon brush, a slip ring, a large-shaft air supplementing device and the like and is of a circular metal or concrete structure generally and is used for preventing the outside of the generator from being damaged and playing a certain waterproof and dustproof role.

The circular opening has been seted up at generator fan housing top and circular uncapping has been set up, and generating set need hoist and mount at the fan housing top when the installation, hoist and mount each partial spare part of generating set to the fan housing inside in order to carry out follow-up installation, and the fan housing is usually high about 3 meters, belongs to all unsettled eminence working face all around and top, can't install wire rope formula anti-falling device, adopts the removal of fixed suspension type anti-falling device inconvenient operation personnel on the working face again, has certain eminence risk of falling.

Disclosure of Invention

The utility model aims at providing a prevent weighing down device for generator fan housing, this prevent weighing down device can prevent that the staff from falling to ground when fan housing top operation, and does not influence the staff and remove.

In order to achieve the above object, the present disclosure provides a fall protection device for a generator fan housing including a cylindrical enclosure and a circular top cover for sealing the cylindrical enclosure, the fall protection device being fixed on the circular top cover and including: the track comprises a plurality of arc-shaped tracks, wherein each arc-shaped track comprises a track main body and is provided with a mounting groove extending along the length direction of the track main body; the connecting assembly comprises a connecting block, and two ends of the connecting block are respectively inserted into mounting grooves of any two adjacent arc-shaped tracks so as to splice the arc-shaped tracks into a circular slide rail; the circular sliding rail is fixed at the top of the circular top cover through the cooperation of the fixing component and the mounting groove; the base is slidably mounted on the track body and fixedly provided with a connecting ring for connection with a safety rope.

Optionally, the arc track is formed with the edge the joint flange that track main part length direction extends, anti-falling device includes sliding component, the base passes through sliding component install in the track main part, sliding component includes two at least roll axis, the roll axis is arranged the width direction's of track main part both sides, and offered along the roll axis is radial towards the inside sunken joint groove of roll axis, the roll axis pass through the joint flange with the sliding fit in joint groove with track main part sliding connection.

Optionally, both sides in the width direction of the rail body are recessed toward the inside of the rail body to form a clamping flange at a side of the rail body away from the circular top cover, and the rolling shaft includes a rod body and first and second flanges arranged on the rod body at intervals, the clamping flange being clamped between the first and second flanges.

Optionally, the sliding assembly includes a first nut, a first mounting hole is formed in the base, one end of the rolling shaft penetrates through the first mounting hole and extends out of the first mounting hole, an external thread is disposed on a portion of the rolling shaft extending out of the first mounting hole, and the first nut is in threaded fit with the external thread so as to rotatably connect the rolling shaft with the base.

Alternatively, the rail body has opposite ends in a length direction thereof, and the mounting groove extends from the ends of the rail body toward the inside of the rail body and penetrates the rail body.

Optionally, the coupling assembling includes second bolt and second nut, the second mounting hole has been seted up respectively at the both ends of track main part, the second mounting hole is along perpendicular to the length extending direction of track main part is seted up and is run through the both sides of track main part, the third mounting hole has been seted up to the connecting block, the second bolt pass the second mounting hole with the third mounting hole and through with the screw-thread fit of second nut, in order to with the connecting block with track main part links firmly.

Optionally, the fixed subassembly includes fixed block, third bolt and third nut, the shape of fixed block with the shape phase-match of mounting groove is in order to be in inside the mounting groove, the fourth mounting hole has been seted up along vertical direction to the fixed block, the fifth mounting hole has been seted up to the circular top cap, the third bolt passes in proper order the fourth mounting hole with the fifth mounting hole, and through with the screw-thread fit of third nut with the track main part with circular top cap links firmly.

Optionally, a channel extending along the length direction of the track main body is formed on one surface of the track main body, which is in contact with the circular top cover, and the channel is communicated with the mounting groove for the third bolt to pass out.

Optionally, the fixing block is formed with a receiving groove recessed from an end of the fixing block near the head of the third bolt toward the inside of the fixing block so that the head of the third bolt is sunk into the receiving groove.

Optionally, an opening is formed in the round top cover, a cover for sealing the opening is hinged to the round top cover, and the round sliding rail, the round top cover and the opening are concentrically arranged.

Through above-mentioned technical scheme, in the anti-falling device for generator fan housing that this disclosure provided, a plurality of arc tracks can splice into circular slide rail through the cooperation of mounting groove and connecting block, and fix on the circular top cap of generator fan housing through the fixed block, sliding connection has the base on the circular slide rail, and be fixed with the go-between on the base, under the general circumstances, be fixed with the safety rope on the go-between, when the staff works at generator fan housing top, only need to fix the other end and the self of safety rope, the staff can remove in the scope of safety rope, and the base also can slide on the circular slide rail along with the removal of staff, in order to further enlarge the movable range of staff, when the staff takes place to fall, because the staff is fixed with the base through the safety rope, joint connection between base and the circular slide rail is in order to avoid the base to break away from circular slide rail, in this way, safety rope and base also can be fixed with the staff to the ground when taking place to fall, in order to avoid the staff to fall to the ground, play certain safety protection effect again when not restricting the staff to remove.

Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:

FIG. 1 is an enlarged partial schematic view of a track body in a fall arrest device for a generator housing provided by the present disclosure;

FIG. 2 is a schematic structural view of a base in the fall arrest device for a generator hood provided by the present disclosure;

FIG. 3 is a schematic perspective view of a roll shaft in a fall arrest device for a generator housing provided by the present disclosure;

FIG. 4 is an enlarged partial schematic view of a fall arrest device for a generator housing provided by the present disclosure;

FIG. 5 is a schematic perspective view of a connection block in the fall arrest device for a generator housing provided by the present disclosure;

FIG. 6 is a partial cross-sectional view of the fall arrest device for a generator housing provided by the present disclosure;

FIG. 7 is a schematic perspective view of a fixed block in the fall arrest device for a generator housing provided by the present disclosure;

fig. 8 is a schematic structural view of a fall arrest device for a generator housing provided by the present disclosure.

Description of the reference numerals

100-track body; 101-a second mounting hole; 102-channel; 110-mounting slots; 120-clamping the flange; 200-connecting blocks; 201-a third mounting hole; 210-a second bolt; 220-a second nut; 300-base; 310-connecting ring; 400-rolling shaft; 401-a lever body; 402-a first flange; 403-a second flange; 410-a clamping groove; 420-a first nut; 500-fixing blocks; 501-fourth mounting holes; 502-a receiving groove; 510-a third bolt; 520-a third nut; 600-round top cover; 610-uncapping; 700-a barrel-shaped enclosure.

Detailed Description

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.

In the present disclosure, unless otherwise stated, terms such as "top" and "bottom" are used to generally refer to "top" and "bottom" in the height direction with respect to the corresponding component in the use state, and "inside" and "outside" are used to refer to "inside" and "outside" with respect to the self-contour of the corresponding component. The terms "first," "second," and the like, as used in this disclosure, are used for distinguishing one element from another and not necessarily for order or importance. Furthermore, in the following description, when referring to the drawings, the same reference numerals in different drawings denote the same or similar elements unless otherwise explained. The foregoing definitions are provided for the purpose of illustrating and explaining the present disclosure and should not be construed as limiting the present disclosure.

According to an embodiment provided by the present disclosure, referring to fig. 1 to 8, there is provided a fall protection device for a generator housing including a cylindrical enclosure 700 and a circular top cover 600 for sealing the cylindrical enclosure 700, the fall protection device being fixed on the circular top cover 600 and including: a plurality of arc-shaped rails including a rail body 100 and formed with a mounting groove 110 extending along a length direction of the rail body 100; the connecting assembly comprises a connecting block 200, and two ends of the connecting block 200 are respectively inserted into the mounting grooves 110 of any two adjacent arc-shaped tracks so as to splice the arc-shaped tracks into a circular slide rail; the circular sliding rail is fixed at the top of the circular top cover 600 through the cooperation of the fixing component and the mounting groove 110; the base 300, the base 300 is slidably installed on the rail main body 100 and fixedly provided with a connection ring 310 for connection with the safety line.

Through the above technical scheme, in the generator fan housing anti-falling device provided by the disclosure, a plurality of arc tracks can be spliced into the circular slide rail through the cooperation of the mounting groove 110 and the connecting block 200, and the circular slide rail is fixed on the circular top cover 600 of the generator fan housing through the fixing block 500, the base 300 is connected with the circular slide rail in a sliding manner, and the connecting ring 310 is fixed on the base 300, under normal conditions, the safety rope is fixed on the connecting ring 310, when working personnel works on the top of the generator fan housing, the working personnel can move in the range of the safety rope only by fixing the other end of the safety rope with the self, and the base 300 can also slide on the circular slide rail along with the movement of the working personnel, so that the movement range of the working personnel can be further enlarged, when the working personnel falls, the working personnel can be prevented from being separated from the circular slide rail through the safety rope and the base 300, and the base 300 can also be fixed with the circular slide rail when the falling condition occurs, so that the working personnel can be prevented from falling to the ground, and the purpose of protecting the working personnel from moving in a certain way is achieved.

In the fall arrest device for a generator hood provided in the present disclosure, the base 300 may be slidably coupled with the rail main body 100 by any suitable means, which is not particularly limited by the present disclosure. As an exemplary embodiment, referring to fig. 1 and 2, the arc-shaped rail may be formed with a catching flange 120 extending along a length direction of the rail body 100, the fall preventing device may include a sliding assembly by which the base 300 may be mounted to the rail body 100, the sliding assembly may include at least two rolling shafts 400, the rolling shafts 400 being disposed at both sides of the rail body 100 in a width direction and being provided with catching grooves 410 recessed toward the inside of the rolling shafts 400 in a radial direction of the rolling shafts 400, and the rolling shafts 400 may be slidably coupled with the rail body 100 by sliding fit of the catching flange 120 and the catching grooves 410.

In other embodiments, a side of the base 300 near the track body 100 may be provided with a sliding groove recessed toward the base 300, and a notch of the sliding groove toward the track body 100 may be provided with two opposite flanges, where the clamping flange 120 may extend into the sliding groove, and meanwhile, the two flanges may be clamped on a side surface of the clamping flange 120, which may also achieve the purpose of slidably connecting the base 300 with the track body 100.

Further, the rolling shafts 400 may be constructed in any suitable number in actual circumstances, and in the present disclosure, as an exemplary embodiment, referring to fig. 2, the number of the rolling shafts 400 is four, and are respectively disposed at both sides of the rail main body 100, so that the base 300 can be mounted on the rail main body 100 through the rolling shafts 400 on one hand, and on the other hand, the uniform distribution of the plurality of rolling shafts 400 at both sides of the rail main body 100 ensures the force balance between the base 300 and the rail main body 100. In other embodiments, the number of the rolling shafts 400 may be two, six, eight, etc., which are respectively disposed at both sides of the rail main body 100, and the present disclosure is not limited thereto.

In the anti-falling device for a generator housing provided in the present disclosure, the rolling shaft 400 may be configured in any suitable design to achieve the purpose of sliding connection with the rail body 100, as an exemplary embodiment, referring to fig. 3, both sides of the rail body 100 in the width direction may be recessed toward the inside of the rail body 100 to form the clamping flange 120 at a side of the rail body 100 away from the circular top cover 600, the rolling shaft 400 may include a rod body 401 and first and second flanges 402 and 403 spaced on the rod body 401, the clamping flange 120 is clamped between the first and second flanges 402 and 403, wherein a distance between the first and second flanges 402 and 403 may be greater than a thickness of the clamping flange 120 to facilitate sliding of the rolling shaft 400 on the rail body 100, so that, when the base 300 needs to be mounted on the rail body 100 by the rolling shaft 400, the rolling shaft 400 may be first clamped on the clamping flange 120 by the first and second flanges 402, and then the base 300 may be fixed to the rail body 400 and then the rolling shaft 300 may be mounted on the rail body 100, and then the rolling shaft 400 may be slid from the end of the rail body 100.

In other embodiments, the rod body 401 may be directly provided with a locking groove 410 recessed toward the inside of the rod body 401 along the radial direction of the rod body 401, and the rolling shaft 400 may be slidably mounted on the rail body 100, which is not particularly limited in the present disclosure.

In the fall preventing device for a generator housing provided in the present disclosure, as an exemplary embodiment, referring to fig. 2, the sliding assembly may include a first nut 420, the base 300 may be provided with a first mounting hole through which one end of the rolling shaft 400 passes and protrudes from the first mounting hole, and a portion of the rolling shaft 400 protruding from the first mounting hole may be provided with external threads such that the base 300 may be detachably coupled with the rolling shaft 400 through the threaded engagement of the first nut 420 with the external threads, and further, the lever body 401 may be provided with a smooth coupling section penetrating the first mounting hole, through which the rolling shaft 400 may be rotatably coupled with the base 300, i.e., the rolling shaft 400 may be axially rotated with respect to the base 300 and the rail body 100, thereby converting sliding friction between the rolling shaft 400 and the rail body 100 into rolling friction, facilitating the movement of the rolling shaft 400 along the rail body 100.

The first nut 420 may be selected as any suitable nut, and in this disclosure, the first nut 420 is configured as a cap nut, which can fix the rolling shaft 400 with the base 300 on one hand, and can provide a certain protection effect to an end of the rolling shaft 400 provided with threads on the other hand.

In the anti-falling device for a generator fan housing provided by the present disclosure, a plurality of arc-shaped rails may be spliced into a circular slide rail by any suitable manner, which is not particularly limited by the present disclosure. As an exemplary embodiment, referring to fig. 4, the rail body 100 has opposite ends in a length direction thereof, and the mounting groove 110 may extend from both ends of the rail body 100 toward the inside of the rail body 100 and penetrate the rail body 100, so that both ends of the connection block 200 can be respectively inserted into the mounting grooves 110 of two adjacent arc-shaped rails for splicing a plurality of the arc-shaped rails into a circular slide rail, playing a certain guiding role for the installation of the arc-shaped rails, and providing a certain installation space for the installation of the subsequent fasteners.

In other embodiments, the plurality of arcuate rails may also be spliced into a circular rail by welding, or by a combination of welding and fastener attachment, as this disclosure is not limited in particular. In addition, the number of the arc-shaped tracks may be selected arbitrarily according to the actual situation, which is not particularly limited by the present disclosure.

In the anti-falling device for a generator fan housing provided by the present disclosure, the connection block 200 may be fixed with the track body 100 of the arc track in any suitable manner to achieve the purpose of splicing a plurality of arc tracks into a circular slide rail, which is not particularly limited by the present disclosure. As an exemplary embodiment, referring to fig. 2, the connection assembly may include a second bolt 210 and a second nut 220, both ends of the rail body 100 may be respectively provided with a second mounting hole 101, the second mounting hole 101 is opened in a width extension direction perpendicular to the rail body 100 and penetrates both sides of the rail body 100, the connection block 200 may be provided with a third mounting hole 201, and the second bolt 210 may pass through the second mounting hole 101 and the third mounting hole 201 and be engaged with threads of the second nut 220 to fix the connection block 200 with the rail body 100, so that both ends of each arc-shaped rail are fixed with other adjacent arc-shaped rails through the connection assembly, and thus are spliced into a complete circular slide rail.

In the anti-falling device for a generator housing provided in the present disclosure, the rail main body 100 may be fixed to the generator housing by any suitable means, which is not particularly limited in the present disclosure. As an exemplary embodiment, referring to fig. 6, the fixing assembly may include a fixing block 500, a third bolt 510 and a third nut 520, the fixing block 500 having a shape matched with that of the mounting groove 110 to be capable of being stopped inside the mounting groove 110, the fixing block 500 having a fourth mounting hole 501 opened in a vertical direction, the circular top cover 600 having a fifth mounting hole opened, and the third bolt 510 sequentially passing through the fourth mounting hole 501 and the fifth mounting hole and being engaged with threads of the third nut 520 to fixedly connect the rail main body 100 with the circular top cover 600.

The number of the fixing blocks 500 may be plural, and the fixing blocks may be respectively disposed in the mounting grooves 110 of different arc-shaped tracks, and accordingly, the number of the third bolts 510 and the third nuts 520 may be plural, so that each arc-shaped track may be fixed on the generator fan housing through the fixing assembly, thereby increasing the reliability of the fixing structure between the anti-falling device and the generator fan housing.

In the anti-falling device for a generator fan housing provided in the present disclosure, as an exemplary embodiment, referring to fig. 1 and 6, a surface of the rail main body 100 contacting the circular top cover 600 may be provided with a channel 102 extending along a length direction of the rail main body, and the channel 102 communicates with the mounting groove 110 for the third bolt 510 to pass out. Thus, when the fixing assembly is mounted, the third bolt 510 may be inserted into the fourth mounting hole 501 of the fixing block 500, and then the fixing block 500 is mounted into the mounting groove 110 from the end of the rail main body 100, and at this time, the third bolt 510 protrudes from the mounting groove 110 through the passage 102, so that the fixing block 500 can slide along the mounting groove 110 to any desired fixing position.

Therein, as an exemplary embodiment, referring to fig. 7, the fixing block 500 may be formed with a receiving groove 502, the receiving groove 502 being recessed from an end of the fixing block 500 near the head of the third bolt 510 toward the inside of the fixing block 500 such that the head of the third bolt 510 is sunk into the receiving groove 502, whereby it is possible to prevent the head of the third bolt 510 from affecting the installation and sliding of the fixing block 500 in the installation groove 110.

In the anti-falling device for a generator fan housing provided in the present disclosure, as an exemplary embodiment, referring to fig. 8, an opening is formed in a circular top cover 600 and a cover cap 610 for sealing the opening is hinged, and the circular slide rail, the circular top cover 600 and the opening may be concentrically arranged.

To sum up, the disclosure provides an anti-falling device for generator fan housing when using, with the one end of safety rope fixed with go-between 310 that sets up on base 300, the other end is fixed with the operating personnel, in operating personnel's course, can drive the base 300 through the safety rope and slide with the position of adjustment base 300 on circular slide rail along with self removal, and then the operating personnel of being convenient for walk at the working face at generator fan housing top, when the operating personnel carelessly falls from the working face, this anti-falling device also can avoid the emergence of personal casualties to a certain extent.

The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.

Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.

Claims (10)

1. An anti-falling device for a generator fan housing, the generator fan housing comprising a barrel-shaped enclosure and a circular top cover for sealing the barrel-shaped enclosure, characterized in that the anti-falling device is fixed on the circular top cover and comprises:

the track comprises a plurality of arc-shaped tracks, wherein each arc-shaped track comprises a track main body and is provided with a mounting groove extending along the length direction of the track main body;

the connecting assembly comprises a connecting block, and two ends of the connecting block are respectively inserted into mounting grooves of any two adjacent arc-shaped tracks so as to splice the arc-shaped tracks into a circular slide rail;

the circular sliding rail is fixed at the top of the circular top cover through the cooperation of the fixing component and the mounting groove;

the base is slidably mounted on the track body and fixedly provided with a connecting ring for connection with a safety rope.

2. The fall protection device for a generator fan housing according to claim 1, wherein the arc-shaped rail is formed with a clamping flange extending along a length direction of the rail main body, the fall protection device comprises a sliding assembly, the base is mounted on the rail main body through the sliding assembly, the sliding assembly comprises at least two rolling shafts, the rolling shafts are arranged on two sides of the width direction of the rail main body, clamping grooves recessed towards the inside of the rolling shafts along the radial direction of the rolling shafts are formed, and the rolling shafts are in sliding connection with the rail main body through sliding fit of the clamping flange and the clamping grooves.

3. The fall arrest device for a generator hood according to claim 2, wherein both sides in a width direction of the rail body are recessed toward an inside of the rail body to form a catching flange at a side of the rail body away from the circular top cover, the rolling shaft includes a lever body, and first and second flanges arranged at intervals on the lever body, the catching flange being caught between the first and second flanges.

4. A fall arrest device for a generator housing according to claim 3, wherein the slide assembly comprises a first nut, the base defines a first mounting aperture, one end of the roll shaft passes through and protrudes from the first mounting aperture, the portion of the roll shaft protruding from the first mounting aperture is provided with external threads, and the first nut is threadedly engaged with the external threads to rotatably connect the roll shaft with the base.

5. The fall arrest device for a generator housing according to claim 1, wherein said rail main body has opposite ends in a length direction thereof, and said mounting groove extends from both ends of said rail main body toward an inside of said rail main body and penetrates said rail main body.

6. The anti-falling device for a generator fan housing according to claim 5, wherein the connection assembly comprises a second bolt and a second nut, second mounting holes are respectively formed in two ends of the track main body, the second mounting holes are formed in the direction perpendicular to the length extension direction of the track main body and penetrate through two sides of the track main body, third mounting holes are formed in the connection block, and the second bolt penetrates through the second mounting holes and the third mounting holes and is in threaded fit with the second nut so as to fixedly connect the connection block with the track main body.

7. The anti-falling device for a generator fan housing according to claim 5, wherein the fixing assembly comprises a fixing block, a third bolt and a third nut, the shape of the fixing block is matched with that of the mounting groove so as to be capable of stopping inside the mounting groove, a fourth mounting hole is formed in the fixing block in the vertical direction, a fifth mounting hole is formed in the circular top cover, and the third bolt sequentially penetrates through the fourth mounting hole and the fifth mounting hole and is matched with threads of the third nut so as to fixedly connect the track main body with the circular top cover.

8. The fall preventing device for a generator fan housing according to claim 7, wherein a passage extending in a length direction of the rail body is provided on a surface of the rail body in contact with the circular top cover, and the passage communicates with the mounting groove for the third bolt to pass out.

9. The fall arrest device for a generator housing according to claim 7, wherein the fixing block is formed with a receiving groove recessed from an end of the fixing block near the head of the third bolt toward the inside of the fixing block so that the head of the third bolt is sunk into the receiving groove.

10. The fall arrest device for a generator hood according to any one of claims 1-9, wherein an opening is provided in said circular top cover and a cover for sealing said opening is hinged thereto, said circular slide rail, said circular top cover and said opening being concentrically arranged.