CN210744599U - Rain-proof anti-wind device that electric power construction used - Google Patents

Abstract

The utility model belongs to electric power construction field especially relates to a rain-proof anti-wind device that electric power construction used, and it includes counter weight, A cover, C cover, folding group, rain-proof cloth, adjusting collar, stopper, universal joint, regulation pole etc. wherein the utility model discloses can be with the structure separation of structure, B cover and B sheatheeing in counter weight, A cover and A cover for three big modules, the rain-proof anti-wind device separation of being convenient for is dismantled, and convenient to transport carries and the rational arrangement space. In addition, when severe weather with strong wind exists, the upper end part of the utility model can wholly descend for a certain distance, so that the gravity center of the utility model is lower than that of the utility model in a normal use state, and the utility model is protected from being blown out by strong wind; the utility model discloses very obvious descending action can remind the workman to stop the operation temporarily and keep away from bad weather, has humanized design. The utility model discloses simple structure, the characteristic of being convenient for equipment and dismantlement has better result of use.

Description

Rain-proof anti-wind device that electric power construction used

Technical Field

The utility model belongs to electric power construction field especially relates to a rain-proof anti-wind device that electric power construction used.

Background

At present, when power construction or power maintenance personnel carry out temporary power construction or power maintenance operation in the field, in order to prevent that normal work progress is influenced because of the sudden change of weather in the construction or maintenance process, so the power construction or power maintenance personnel generally can carry great rain insensitive device. In realizing the utility model discloses the in-process, utility model people discover to have following problem in the current rain-proof device at least: firstly, the larger rainproof device occupies larger space, the convenience of carrying and transporting is reduced, and the larger space is occupied, so that the placement of other electric tools is easily influenced; secondly, the wind resistance of the larger rainproof device is poorer in the rainy days with stronger wind, and the damage of the rainproof device is easily caused. The utility model relates to a rain-proof anti-wind device that electric power construction used solves as above problem.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned defect among the prior art, the utility model discloses a rain-proof anti-wind device that electric power construction used, it adopts following technical scheme to realize.

In the description of the present invention, it should be noted that the terms "inside", "below", "upper" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed or operated in a specific position, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

The utility model provides a rain-proof anti-wind device that electric power construction used which characterized in that: the device comprises a balance weight with a slot, an A sleeve, a B sleeve, a C sleeve, a supporting tube, a folding group, a waterproof cloth, a supporting rod, a top disc, an adjusting sleeve, a C spring, a chassis, a D spring, a limiting block, an E spring, a chuck, an A telescopic block, a universal joint, an A spring and an adjusting rod, wherein the lower end of the A sleeve is provided with a fixed seat, and the outer sleeve surface at the upper end is provided with a section of external thread; the fixed seat is inserted and matched with the slot on the balance weight; the lower end of the sleeve A is symmetrically provided with two through limiting grooves, and the outer sleeve surface of the sleeve A is provided with two through strip-shaped grooves; 3A telescopic blocks with A springs are uniformly and fixedly arranged on the inner sleeve surface of the A sleeve close to the upper end in the circumferential direction; one end of an inner block in the telescopic block A is provided with an inclined plane; two E grooves are symmetrically formed in the outer disc surface of the chuck, and two limiting blocks are respectively installed in the two E grooves in a sliding mode through E springs; the chuck is slidably arranged in the sleeve A, and the two limiting blocks are matched with the two limiting grooves; the outer disc surface of the chuck is symmetrically provided with two adjusting rods which respectively slide in the two strip-shaped grooves.

The inner sleeve surface at the lower end of the sleeve B is provided with a section of internal thread, and the upper end of the sleeve B is fixedly provided with a sleeve C; the internal thread is in threaded fit with the external thread; the top end of the supporting rod is fixedly provided with a top disc, and the bottom end of the supporting rod is spherically hinged with a base disc; the supporting tube is sleeved on the supporting rod, the middle part of the supporting rod is connected with the supporting tube through a universal joint, and the C spring is arranged between the bottom end of the supporting tube and the upper disc surface of the chassis; the top end of the supporting tube is connected with the supporting rod through three elastic elements which are uniformly distributed in the circumferential direction; the supporting tube is slidably arranged in the sleeve C, the chassis is positioned in the sleeve B, and the chassis is matched with the inner block of the telescopic block A; one end of the spring D is detachably connected with the chuck, and the other end of the spring D is detachably connected with the chassis; the adjusting sleeve is slidably arranged on the supporting tube; a plurality of folding groups are uniformly arranged between the adjusting sleeve and the top disc in the circumferential direction; the folding group is provided with a waterproof cloth; the waterproof cloth is hermetically connected with the top plate; the supporting tube is provided with a structure of a limiting adjusting sleeve near the top end, and the structure is unlocked manually.

The folding group consists of a support rod and a support rod, one end of the support rod is hinged with the outer sleeve surface of the adjusting sleeve, and the other end of the support rod is hinged with the middle part of the support rod; one end of the stay bar is hinged with the top disc; the waterproof cloth is connected with the support rod.

As a further improvement of the technology, the central connecting line of the two limiting grooves is vertical to the central connecting line of the two strip-shaped grooves.

As a further improvement of the technology, one end of the spring A is connected with the inner wall of the outer block sleeve of the telescopic block A, and the other end of the spring A is connected with one end, far away from the inclined plane, of the inner block in the telescopic block A. When the A telescopic block is not acted by an external force, one end of the inner block in the A telescopic block, which is far away from the inclined plane, is positioned in the outer block sleeve of the A telescopic block, so that the inner block in the A telescopic block can be prevented from being separated from the outer block sleeve of the A telescopic block; of course, the method for preventing the inner block in the A telescopic block from being separated from the outer block sleeve of the A telescopic block can also adopt the anti-drop structure in the prior art.

As a further improvement of the technology, one ends of the two adjusting rods, which are far away from the chuck, penetrate out of the corresponding strip-shaped grooves. Two design that adjust the pole and slide in two bar grooves lie in: on one hand, the adjusting rod drives the chuck to stably slide on the sleeve A; on the other hand, rotation of the chuck in the a sleeve is prevented.

As a further improvement of the technology, one end of the E spring is connected with the inner groove surface of the E groove, and the other end of the E spring is connected with the corresponding limit block. When the limiting block is not acted by external force, one end of the limiting block connected with the E spring is positioned in the E groove, so that the limiting block can be prevented from being separated from the E groove; of course, the method for preventing the limiting block from being separated from the E groove can also adopt the anti-falling structure in the prior art.

As a further improvement of the technology, the universal joint is provided with an outer ring, a middle ring and an inner ring, wherein the outer ring is fixedly connected with the inner pipe surface of the supporting pipe, and the inner ring is fixedly arranged on the supporting rod; the support rod is positioned in the C spring.

As a further improvement of the present technology, the elastic element is a plate spring; the support rod is fixedly provided with a snap ring, one end of each plate spring is connected with the outer annular surface of the snap ring, and the other end of each plate spring is connected with the inner pipe surface of the support pipe.

As a further improvement of the technology, a hanging ring is fixedly arranged on the lower disc surface of the chassis, and a hanging ring is fixedly arranged on the upper disc surface of the chuck; both ends of the spring D are provided with hooks; d, a hook at one end of the spring is connected with a hanging ring on the chassis, and a hook at the other end of the spring is connected with a hanging ring on the chuck; the D spring is an extension spring.

As a further improvement of the technology, a through B groove is formed at the position, close to the top end, of the supporting tube; an outer block of a B telescopic block with a B spring inside is fixedly sleeved in the B groove, and one end of an inner block of the B telescopic block, which is provided with an inclined plane, is positioned outside the supporting pipe; one end of the spring B is connected with the inner wall of the outer block sleeve of the telescopic block B, and the other end of the spring B is connected with one end, far away from the inclined plane, of the inner block of the telescopic block B; the inner block of the B telescopic block is matched with the adjusting sleeve. When the B telescopic block is not acted by an external force, one end of the inner block in the B telescopic block, which is far away from the inclined plane, is positioned in the outer block sleeve of the B telescopic block, so that the inner block in the B telescopic block can be prevented from being separated from the outer block sleeve of the B telescopic block; of course, the method for preventing the inner block in the B telescopic block from being separated from the outer block sleeve of the B telescopic block can also adopt the anti-drop structure in the prior art.

As a further improvement of the technology, the diameter of the chassis is larger than the inner diameter of the C sleeve; the area of a circle formed by one end of the inner block with the inclined plane in the A telescopic blocks is smaller than that of the disc surface of the chassis; the area of a circle formed by one end of the outer block sleeve far away from the A sleeve in the 3A telescopic blocks is larger than the area of the disc surface of the chassis. The requirements on the A telescopic blocks and the chassis are that when the chassis deviates to a certain degree from the position of the central line of the A set, the chassis is not supported by the inner blocks of the 3A telescopic blocks any more, but is supported by the inner blocks of the 2A telescopic blocks; in the period, the outer block sleeve of the A telescopic block cannot hinder the chassis from shifting.

The utility model discloses in between waterproof cloth and the top dish sealing connection adopt prior art to handle can. The utility model provides a screw thread adopts auto-lock screw thread.

Rain-proof anti-wind device for traditional electric power construction uses, the beneficial effects of the utility model:

1. the rain-proof wind-resistant device of the utility model is not designed integrally, but the balance weight, the A sleeve and the middle structure of the A sleeve, and the B sleeve and the structure of the B sleeve can be separated into three modules, so that the rain-proof wind-resistant device can be separated and detached conveniently; the structure in counter weight, A cover and A cover after the separation is dismantled, structure on B cover and B cover are convenient for transport and are carried and the rational arrangement space, provide more suitable arrangement space for other electric power tools to carry the convenience of transportation greatly improved.

2. The utility model discloses realize having simple structure under the prerequisite of decline warning function, the characteristic of being convenient for equipment and dismantlement has better result of use.

3. The utility model discloses when meetting the abominable weather of great wind, the utility model discloses an upper end part can wholly descend one section distance, makes the utility model discloses a focus when the focus is than normal use state reduces, has reduced to a great extent the utility model discloses an upper end part is blown produced amplitude of oscillation by great wind, the utility model discloses a folding group and waterproof cloth will be difficult to blow badly for great wind, avoids appearing being blown folding group and waterproof cloth upwards continuing to strut the folding group that leads to and the state that waterproof cloth is "V" type even, continues to strut the damage that folding group and waterproof cloth that leads to will directly lead to folding group for the state of "V" type of folding group and waterproof cloth that leads to.

4. The utility model discloses very obvious descending action can appear when meetting the bad weather of great wind, and very obvious descending action can remind be in the utility model discloses carry out electric power work's construction or maintenance personal down, construction or maintenance work receive the weather reason and also no longer be fit for next, construction or maintenance personal should with electric power tool with the utility model discloses retrieve the arrangement, stop the operation temporarily and keep away bad weather. The reminding function has humanized design.

Drawings

Fig. 1 is an overall schematic view of the present apparatus.

Fig. 2 is a schematic sectional front view of the device.

Fig. 3 is a schematic view of the installation of the folding group.

Fig. 4 is an enlarged partial schematic view of the installation of the folding group.

Fig. 5 is a schematic view of a counterweight structure.

Fig. 6 is a schematic sectional structure of the A-set.

Figure 7 is a top schematic view of the leaf spring mounting.

Fig. 8 is a schematic sectional front view of the B-set mounted to the a-set.

Fig. 9 is a partially enlarged sectional view of the B-set mounted to the a-set.

Fig. 10 is a partially enlarged schematic view of fig. 8.

Fig. 11 is a partially enlarged schematic view of fig. 9.

Fig. 12 is a sectional view and a schematic view of the installation of the leaf spring.

Fig. 13 is a schematic sectional front view of the telescopic block B matched with the adjusting sleeve.

Fig. 14 is a schematic cross-sectional view of the B telescopic block.

Fig. 15 is a schematic view of the structure mounted on the support rod.

Fig. 16 is a first enlarged view of the mounting structure on the support pole.

Fig. 17 is a second enlarged partial view of the mounting structure on the support pole.

Fig. 18 is a third enlarged partial view of the mounting structure on the support pole.

Fig. 19 is a sectional view showing the support rod mounted to the support tube.

Fig. 20 is a partially enlarged view of the support rod mounted on the support tube at the first position of the section.

Fig. 21 is a partially enlarged view of the support rod mounted on the support tube at the second position of the cross section.

Fig. 22 is a schematic view of the chassis and a telescopic block.

Fig. 23 is a top view of the chassis and the a telescopic block.

Fig. 24 is a schematic sectional view of the chassis a telescopic block.

Fig. 25 is a front view schematically illustrating installation of the D spring.

Fig. 26 is a perspective view illustrating the installation of the D spring.

Fig. 27 is a sectional view showing the installation of the adjustment lever.

Fig. 28 is a cross-sectional schematic view of the chuck for adjusting the lever.

Fig. 29 is a structural schematic diagram of the B-sleeve.

Number designation in the figures: 1. balancing weight; 2. a, a set of the Chinese traditional medicine; 3. b, sheathing; 4. c, sleeving; 5. supporting a tube; 6. a folding group; 7. waterproof cloth; 8. a fixed seat; 9. a support bar; 10. a top tray; 12. an adjusting sleeve; 13. a strut; 14. a stay bar; 15. a slot; 16. a strip-shaped groove; 17. a limiting groove; 18. an external thread; 19. a plate spring; 20. a snap ring; 21. a C spring; 22. spherical hinge joint; 23. a chassis; 24. a spring D; 25. a limiting block; 26. e, a spring; 27. a chuck; 28. an internal thread; 29. a, a telescopic block; 30. b, a telescopic block; 31. a spring B; 32. a groove B; 33. a universal joint; 34. a, a spring; 35. hanging a ring; 36. hooking; 37. adjusting a rod; 38. and E, groove.

Detailed Description

The invention will be described below with reference to the accompanying drawings, wherein the structural proportions of the drawings are only schematic and can be specifically determined according to actual needs; it should be understood that the description is illustrative only and is not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present disclosure. All terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art unless otherwise defined. It is noted that the terms used herein should be interpreted as having a meaning that is consistent with the context of this specification and should not be interpreted in an idealized or overly formal sense.

A rain-proof wind-resistant device for electric power construction comprises a balance weight 1 with a slot 15, an A sleeve 2, a B sleeve 3, a C sleeve 4, a supporting tube 5, a folding group 6, a waterproof cloth 7, a supporting rod 9, a top plate 10, an adjusting sleeve 12, a C spring 21, a chassis 23, a D spring 24, a limiting block 25, an E spring 26, a chuck 27, an A telescopic block 29, a universal joint 33, an A spring 34 and an adjusting rod 37, wherein the lower end of the A sleeve 2 is provided with a fixed seat 8, and the outer sleeve surface at the upper end is provided with a section of external thread 18; the fixed seat 8 is inserted and matched with the slot 15 on the counterweight 1; the lower end of the A sleeve 2 is symmetrically provided with two through limiting grooves 17, and the outer sleeve surface of the A sleeve 2 is provided with two through strip-shaped grooves 16; as shown in fig. 8-11, 3 a telescopic blocks 29 with a spring 34 inside are uniformly and fixedly arranged on the inner circumferential surface of the a sleeve 2 close to the upper end; as shown in fig. 22-24, the inner block of the a telescopic block 29 has a slope at one end; as shown in fig. 27-28, two E-grooves 38 are symmetrically formed on the outer disk surface of the chuck 27, and the two limit blocks 25 are respectively slidably mounted in the two E-grooves 38 through the E-springs 26; the chuck 27 is slidably arranged in the A sleeve 2, and the two limit blocks 25 are matched with the two limit grooves 17; the outer disk surface of the chuck 27 is symmetrically provided with two adjusting rods 37, and the two adjusting rods 37 respectively slide in the two strip-shaped grooves 16.

As shown in fig. 29, the inner sleeve surface at the lower end of the sleeve B3 is provided with a section of internal thread 28, and the upper end is fixedly provided with the sleeve C4; the internal threads 28 are in threaded engagement with the external threads 18; as shown in fig. 15-18, the top end of the supporting rod 9 is fixedly provided with a top plate 10 and the bottom end is hinged 22 in a spherical manner with a bottom plate 23; as shown in fig. 19-21, the support tube 5 is sleeved on the support rod 9, the middle part of the support rod 9 is connected with the support tube 5 through a universal joint 33, and the C spring 21 is arranged between the bottom end of the support tube 5 and the upper disc surface of the chassis 23; the top end of the supporting tube 5 is connected with the supporting rod 9 through three elastic elements which are uniformly distributed in the circumferential direction; as shown in fig. 1-2 and 8-9, the supporting tube 5 is slidably mounted in the C sleeve 4, as shown in fig. 10-11, the chassis 23 is positioned in the B sleeve 3, as shown in fig. 10-11 and 22-24, and the chassis 23 is matched with the inner block of the a telescopic block 29; as shown in fig. 25-26, one end of the D-spring 24 is detachably connected to the chuck 27, and the other end is detachably connected to the chassis 23; as shown in fig. 12-14, the adjustment sleeve 12 is slidably mounted on the support tube 5; as shown in fig. 1-2 and 3-4, a plurality of folding groups 6 are uniformly arranged between the adjusting sleeve 12 and the top disc 10 in the circumferential direction; the folding group 6 is provided with a waterproof cloth 7; the waterproof cloth 7 is connected with the top plate 10 in a sealing way; the supporting tube 5 is provided with a structure of a limiting adjusting sleeve 12 near the top end, and the structure is unlocked manually.

As shown in fig. 1-2 and 3-4, the folding group 6 is composed of a supporting rod 13 and a supporting rod 14, one end of the supporting rod 13 is hinged with the outer sleeve surface of the adjusting sleeve 12, and the other end is hinged with the middle part of the supporting rod 14; one end of the stay bar 14 is hinged with the top plate 10; the waterproof cloth 7 is connected with the stay bar 14.

As shown in fig. 5 to 7, the central connecting line of the two limiting grooves 17 is perpendicular to the central connecting line of the two strip-shaped grooves 16.

As shown in fig. 22-24, one end of the a spring 34 is connected to the inner wall of the outer block of the a telescopic block 29, and the other end is connected to the end of the inner block of the a telescopic block 29 away from the inclined surface. When the A telescopic block 29 is not acted by external force, one end of the inner block in the A telescopic block 29, which is far away from the inclined plane, is positioned in the outer block sleeve of the A telescopic block 29, so that the inner block in the A telescopic block 29 can be prevented from being separated from the outer block sleeve of the A telescopic block 29; of course, the method for preventing the inner block in the A telescopic block 29 from being separated from the outer block sleeve of the A telescopic block 29 can also adopt the anti-separation structure of the prior art.

As shown in fig. 27-28, the ends of the two adjustment rods 37, which are far away from the chuck 27, are both extended out through the corresponding strip-shaped grooves 16. The design of the two adjustment bars 37 sliding in the two strip-shaped grooves 16 consists in: on one hand, the adjusting rod 37 drives the chuck 27 to stably slide on the A sleeve 2; on the other hand, rotation of the chuck 27 in the a-sleeve 2 is prevented.

As shown in fig. 27 to 28, one end of the E-spring 26 is connected to the inner groove surface of the E-groove 38, and the other end is connected to the corresponding stopper 25. When the limiting block 25 is not acted by external force, one end of the limiting block 25 connected with the E spring 26 is positioned in the E groove 38, so that the limiting block 25 can be prevented from being separated from the E groove 38; of course, the method for preventing the stopper 25 from being separated from the E-groove 38 may also adopt the anti-separation structure of the prior art.

As shown in fig. 15-18, the universal joint 33 has an outer ring, a middle ring and an inner ring, the outer ring is fixedly connected with the inner pipe surface of the support pipe 5, and the inner ring is fixedly arranged on the support rod 9; the support bar 9 is located in the C-spring 21.

As shown in fig. 5-7 and 12-14, the elastic member is a plate spring 19; the support rod 9 is fixedly provided with a snap ring 20, one end of each plate spring 19 is connected with the outer annular surface of the snap ring 20, and the other end of each plate spring is connected with the inner pipe surface of the support pipe 5.

As shown in fig. 25 to 26, a hanging ring 35 is fixedly mounted on the lower disc surface of the bottom disc 23, and a hanging ring 35 is fixedly mounted on the upper disc surface of the chuck 27; both ends of the D spring 24 are provided with hooks 36; a hook 36 at one end of the D spring 24 is connected with a hanging ring 35 on the chassis 23, and a hook 36 at the other end is connected with the hanging ring 35 on the chuck 27; the D-spring 24 is an extension spring.

As shown in fig. 12-14, a through B groove 32 is opened near the top end of the support tube 5; an outer block of a B telescopic block 30 with a B spring 31 inside is fixedly sleeved in the B groove 32, and one end of an inner block of the B telescopic block 30, which is provided with an inclined plane, is positioned outside the supporting pipe 5; one end of the spring B31 is connected with the inner wall of the outer block sleeve of the telescopic block B30, and the other end of the spring B is connected with one end, far away from the inclined plane, of the inner block of the telescopic block B30; the inner block of the B telescopic block 30 is matched with the adjusting sleeve 12. When the B telescopic block 30 is not acted by external force, one end of the inner block of the B telescopic block 30, which is far away from the inclined plane, is positioned in the outer block sleeve of the B telescopic block 30, so that the inner block of the B telescopic block 30 can be prevented from being separated from the outer block sleeve of the B telescopic block 30; of course, the method for preventing the inner block of the B telescopic block 30 from being separated from the outer block sleeve of the B telescopic block 30 can also adopt the anti-drop structure of the prior art.

The diameter of the chassis 23 is larger than the inner diameter of the C sleeve 4; the area of a circle formed by one end of the inner block with the inclined plane in the 3A telescopic blocks 29 is smaller than the disc surface area of the chassis 23; the area of a circle formed by one end of the outer block sleeve, far away from the A sleeve 2, in the 3A telescopic blocks 29 is larger than the disc surface area of the chassis 23. The requirement for the a telescopic blocks 29 and the chassis 23 is that when the chassis 23 is displaced to some extent from being at the centre line position of the a set 2, the chassis 23 is no longer supported by the inner blocks of the 3 a telescopic blocks 29, but the chassis 23 is supported by the inner blocks of the 2 a telescopic blocks 29; during this period, the outer block sleeve of the a telescopic block 29 does not hinder the displacement of the chassis 23.

The utility model discloses well C spring 21 plays the effect that stay tube 5 and chassis 23 are connected, and when normal use state, C spring 21 also can play better support and cushioning effect to stay tube 5.

The embodiment of the utility model provides a: as shown in fig. 1-2, 8-9 and 10-11, in an assembled normal use state of the device, the external thread 18 on the sleeve A2 and the internal thread 28 on the sleeve B3 are fixedly connected through thread matching; the fixed seat 8 is inserted into the slot 15 of the counterweight 1 to stabilize the A sleeve 2; the chuck 27 is positioned at the bottom of the A sleeve 2, and two limit blocks 25 in the chuck 27 are respectively positioned in the two limit grooves 17 to fix the position of the chuck 27 in the A sleeve 2; the lower disc surface of the chassis 23 is jointed with the upper surfaces of the inner blocks of the 3A telescopic blocks 29; one end of the D spring 24 is hooked on the hanging ring 35 of the chassis 23 through the hook 36, and the other end of the D spring is hooked on the hanging ring 35 of the chuck 27 through the hook 36, and at the moment, D is in a stretching state; the folding group 6 is in an opening state, and the waterproof cloth 7 is opened to prevent rain; as shown in fig. 12-14, the adjustment sleeve 12 is now restrained by the inner block of the B telescoping block 30 from descending to be restrained.

When the device needs to be disassembled and is not used, the fixing seat 8 is pulled out of the slot 15 of the balance weight 1, the two limiting blocks 25 are manually extruded towards the center of the chuck 27 until the limiting blocks 25 are no longer positioned in the limiting grooves 17, and the E spring 26 is compressed; after the limiting block 25 is separated from the limiting groove 17, under the stretching and resetting action of the D spring 24, the chuck 27 drives the limiting block 25 and the adjusting rod 37 to move upwards along the A sleeve 2, and one end of the limiting block 25 is in sliding fit with the inner sleeve surface of the A sleeve 2; screwing the sleeve B3 out of the sleeve A2 to ensure that the sleeve A2 and the sleeve B3 are not matched with each other by screw threads any more; the chassis 23 is taken out from the A sleeve 2 by pulling the support tube 5, and the support tube 5 drives the chassis 23 and the support rod 9 to be separated from the A sleeve 2 through the C spring 21 and the universal joint 33 and moves towards the C sleeve 4; because the inner diameter of the C sleeve 4 is smaller than that of the chassis 23, the chassis 23 can be contacted with the lower end of the C sleeve 4, and then the chassis 23 drives the B sleeve 3 to completely come out of the A sleeve 2 through the C sleeve 4; after the chassis 23 is completely taken out of the A sleeve 2, the connection between the D spring 24 and the chassis 23 can be manually disassembled; then, the adjusting rod 37 is pulled manually to pull the chuck 27 to the initial position in the a sleeve 2, and when the limiting block 25 is aligned with the corresponding limiting groove 17 again, the limiting block 25 is rapidly inserted into the limiting groove 17 to limit the position of the chuck 27 again under the reset action of the E spring 26; finally, the inner block of the B telescopic block 30 is pressed manually, so that the inner block of the B telescopic block 30 completely enters the outer block sleeve of the B telescopic block 30, the B spring 31 is compressed, and the limit of the inner block of the B telescopic block 30 on the adjusting sleeve 12 is released; the adjusting sleeves 12 are manually adjusted downwards along the supporting pipe 5, so that the plurality of folding groups 6 are recovered and folded, the waterproof cloth 7 is recovered again, and the folded folding groups 6 and the waterproof cloth 7 are convenient to bind on the supporting pipe 5; under the reset action of the B spring 31, the inner block in the B telescopic block 30 is reset.

The utility model provides a folding group 6 and waterproof cloth 7 are from the process of the recovery state adjustment on the stay tube 5 for the state of strutting: the adjusting sleeve 12 is manually adjusted upwards along the supporting tube 5, so that the folding group 6 and the waterproof cloth 7 are gradually unfolded along with the upward adjustment of the adjusting sleeve 12; when the adjusting sleeve 12 is extruded with the inclined surface of the inner block in the B telescopic block 30, the inner block of the B telescopic block 30 completely enters the outer block sleeve of the B telescopic block 30, and the B spring 31 is compressed; during the period that the adjusting sleeve 12 passes over the B telescopic block 30, the inner block of the B telescopic block 30 is in sliding fit with the inner sleeve surface of the adjusting sleeve 12; when the lower end of the adjusting sleeve 12 just crosses the B telescopic block 30, the inner block in the B telescopic block 30 is reset under the reset action of the spring; at this time, the inner block in the B telescopic block 30 limits the descending of the adjusting sleeve 12, and the folding group 6 and the waterproof cloth 7 are in a completely opened state.

The utility model discloses a D spring 24 is tensile state's adjustment when normal use state and does: when the unstretched D spring 24 is respectively connected with the chassis 23 and the chuck 27 through the matching of the hook 36 and the hanging ring 35, the chuck 27 is not arranged at the bottom but at the middle part of the A sleeve 2, the limiting block 25 is completely arranged in the E groove 38 at the moment, and the E spring 26 is in a compressed state; in order to enable the D spring 24 to be in a stretching state and the chuck 27 to be limited at the bottom of the A sleeve 2, the adjusting rod 37 is manually pulled to move downwards, the adjusting rod 37 drives the chuck 27 to move downwards to the bottom of the A sleeve 2, after the limiting block 25 is aligned with the limiting groove 17, the limiting block 25 is inserted into the limiting groove 17 to limit the position of the chuck 27 in the resetting state of the E spring 26, the D spring 24 is in a stretching state at the moment, and the lower disc surface of the chassis 23 is attached to the upper surfaces of the inner blocks of the 3A telescopic blocks 29.

When the wind is strong in rainy days of field work, the upper end part of the utility model can easily generate wind-following swing with larger amplitude under the blowing of strong wind; when the support rod 9 swings to the extreme position along with the wind, the swing of the support rod 9 in the support tube 5 reaches the limit, and the plate spring 19 at the moment buffers the extreme swing of the support rod 9, so that the support rod 9 and the support tube 5 are protected; the universal joint 33 is designed to allow the support rod 9 to swing in any direction in the support tube 5. When the supporting rod 9 swings to the limit position along with the wind, the supporting rod 9 drives the chassis 23 to horizontally slide to the maximum on the inner blocks of the A telescopic blocks 29 through the spherical hinges 22, at the moment, the chassis 23 is not supported by the inner blocks of the 3A telescopic blocks 29 any more, but the chassis 23 is supported by the inner blocks of the 2A telescopic blocks 29. Since the D spring 24 is in a stretched state at this time, the chassis 23 is tilted by the pulling of the D spring 24, and the chassis 23 slides obliquely into the lower part of the 3 a telescopic blocks 29 from between the inner blocks of the 3 a telescopic blocks 29 by the pulling of the D spring 24; during the process, the supporting rod 9 is pulled to descend by the base plate 23 through the spherical hinge 22, the supporting tube 5 descends along with the supporting rod 9 under the connecting action of the C spring 21 and the universal joint 33, and then the adjusting sleeve 12, the folding group 6 and the waterproof cloth 7 synchronously descend; finally, the upper end part of the utility model can wholly descend for a distance, so that the gravity center of the utility model is lower than that in the normal use state, and the swing amplitude generated by the upper end part of the utility model blown by the larger wind is greatly reduced, the folding group 6 and the waterproof cloth 7 of the utility model are not easy to be blown to be damaged by the larger wind, and even the state that the folding group 6 and the waterproof cloth 7 blown by the larger wind are upwards continuously propped open to lead to the folding group 6 and the waterproof cloth 7 to be V-shaped is avoided, and the state that the folding group 6 and the waterproof cloth 7 are V-shaped is continuously propped open to directly lead to the damage of the folding group 6; the state of this "V" is overlooking the state of the folding group 6 and the waterproof cloth 7 that results from the continued spreading of the utility model.

Meet great wind and make when the rainy day of field work the utility model discloses appear very obvious descending action when, very obvious descending action can remind the utility model discloses carry out electric power work's construction or maintenance personal down, construction or maintenance work receive weather reason also no longer be fit for next, construction or maintenance personal should with electric power tool with the utility model discloses retrieve the arrangement, stop the operation temporarily and keep away bad weather.

The utility model discloses the dismantlement process after appearing very obvious decline action: the fixing seat 8 is pulled out of the slot 15 of the balance weight 1, the two limit blocks 25 are manually extruded towards the center of the chuck 27 until the limit blocks 25 are no longer positioned in the limit grooves 17, and the E spring 26 is compressed; after the limiting block 25 is separated from the limiting groove 17, the adjusting rod 37 is manually used for driving the chuck 27 and the limiting block 25 to move upwards along the sleeve A2, and one end of the limiting block 25 is in sliding fit with the inner sleeve surface of the sleeve A2; screwing the sleeve B3 out of the sleeve A2 to ensure that the sleeve A2 and the sleeve B3 are not matched with each other by screw threads any more; the chassis 23 is taken out from the A sleeve 2 by pulling the support tube 5, and the support tube 5 drives the chassis 23 and the support rod 9 to be separated from the A sleeve 2 through the C spring 21 and the universal joint 33 and moves towards the C sleeve 4; when the chassis 23 moves from the lower direction of the 3A telescopic blocks 29 and passes over the 3A telescopic blocks 29, the disk surface on the chassis 23 presses the inner blocks of the 3A telescopic blocks 29 and passes over the inner blocks, the inner blocks of the A telescopic blocks 29 are pressed to move towards the outer block sleeve direction of the A telescopic blocks 29, and the A spring 34 is compressed; after the chassis 23 passes over the A telescopic block 29, the inner block of the A telescopic block 29 moves and returns under the return action of the A spring 34. Because the inner diameter of the C sleeve 4 is smaller than that of the chassis 23, the chassis 23 which continuously moves upwards is contacted with the lower end of the C sleeve 4, and then the chassis 23 drives the B sleeve 3 to completely come out of the A sleeve 2 through the C sleeve 4; after the chassis 23 is completely taken out of the A sleeve 2, the connection between the D spring 24 and the chassis 23 can be manually disassembled; then, the adjusting rod 37 is pulled manually to pull the chuck 27 to the initial position in the a sleeve 2, and when the limiting block 25 is aligned with the corresponding limiting groove 17 again, the limiting block 25 is rapidly inserted into the limiting groove 17 to limit the position of the chuck 27 again under the reset action of the E spring 26; finally, the inner block of the B telescopic block 30 is pressed manually, so that the inner block of the B telescopic block 30 completely enters the outer block sleeve of the B telescopic block 30, the B spring 31 is compressed, and the limit of the inner block of the B telescopic block 30 on the adjusting sleeve 12 is released; the adjusting sleeves 12 are manually adjusted downwards along the supporting pipe 5, so that the plurality of folding groups 6 are recovered and folded, the waterproof cloth 7 is recovered again, and the folded folding groups 6 and the waterproof cloth 7 are convenient to bind on the supporting pipe 5; under the reset action of the B spring 31, the inner block in the B telescopic block 30 is reset.

While the present invention has been described in conjunction with the above embodiments, the present invention is not limited to the above embodiments, but is limited only by the appended claims, and those skilled in the art can easily modify and change them without departing from the true spirit and scope of the present invention.

Claims (5)

1. The utility model provides a rain-proof anti-wind device that electric power construction used which characterized in that: the device comprises a balance weight with a slot, an A sleeve, a B sleeve, a C sleeve, a supporting tube, a folding group, a waterproof cloth, a supporting rod, a top disc, an adjusting sleeve, a C spring, a chassis, a D spring, a limiting block, an E spring, a chuck, an A telescopic block, a universal joint, an A spring and an adjusting rod, wherein the lower end of the A sleeve is provided with a fixed seat, and the outer sleeve surface at the upper end is provided with a section of external thread; the fixed seat is inserted and matched with the slot on the balance weight; the lower end of the sleeve A is symmetrically provided with two through limiting grooves, and the outer sleeve surface of the sleeve A is provided with two through strip-shaped grooves; 3A telescopic blocks with A springs are uniformly and fixedly arranged on the inner sleeve surface of the A sleeve close to the upper end in the circumferential direction; one end of an inner block in the telescopic block A is provided with an inclined plane; two E grooves are symmetrically formed in the outer disc surface of the chuck, and two limiting blocks are respectively installed in the two E grooves in a sliding mode through E springs; the chuck is slidably arranged in the sleeve A, and the two limiting blocks are matched with the two limiting grooves; the outer disc surface of the chuck is symmetrically provided with two adjusting rods which respectively slide in the two strip-shaped grooves;

the inner sleeve surface at the lower end of the sleeve B is provided with a section of internal thread, and the upper end of the sleeve B is fixedly provided with a sleeve C; the internal thread is in threaded fit with the external thread; the top end of the supporting rod is fixedly provided with a top disc, and the bottom end of the supporting rod is spherically hinged with a base disc; the supporting tube is sleeved on the supporting rod, the middle part of the supporting rod is connected with the supporting tube through a universal joint, and the C spring is arranged between the bottom end of the supporting tube and the upper disc surface of the chassis; the top end of the supporting tube is connected with the supporting rod through three elastic elements which are uniformly distributed in the circumferential direction; the supporting tube is slidably arranged in the sleeve C, the chassis is positioned in the sleeve B, and the chassis is matched with the inner block of the telescopic block A; one end of the spring D is detachably connected with the chuck, and the other end of the spring D is detachably connected with the chassis; the adjusting sleeve is slidably arranged on the supporting tube; a plurality of folding groups are uniformly arranged between the adjusting sleeve and the top disc in the circumferential direction; the folding group is provided with a waterproof cloth; the waterproof cloth is hermetically connected with the top plate; a structure of a limiting adjusting sleeve is arranged at the position, close to the top end, of the supporting tube, and the structure is unlocked manually;

the folding group consists of a support rod and a support rod, one end of the support rod is hinged with the outer sleeve surface of the adjusting sleeve, and the other end of the support rod is hinged with the middle part of the support rod; one end of the stay bar is hinged with the top disc; the waterproof cloth is connected with the support rod.

2. The rain-proof and wind-proof device for electric power construction according to claim 1, wherein: the central connecting line of the two limiting grooves is vertical to the central connecting line of the two strip-shaped grooves.

3. The rain-proof and wind-proof device for electric power construction according to claim 1, wherein: one end of the spring A is connected with the inner wall of the outer block sleeve of the telescopic block A, and the other end of the spring A is connected with one end, far away from the inclined plane, of the inner block in the telescopic block A.

4. The rain-proof and wind-proof device for electric power construction according to claim 1, wherein: the one end that chuck was kept away from to above-mentioned two regulation poles all wears out corresponding bar groove.

5. The rain-proof and wind-proof device for electric power construction according to claim 1, wherein: one end of the E spring is connected with the groove surface in the E groove, and the other end of the E spring is connected with the corresponding limiting block.

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