CN217577729U

CN217577729U - Hydraulic wire releasing frame

Info

Publication number: CN217577729U
Application number: CN202221129243.1U
Authority: CN
Inventors: 陈洋
Original assignee: Hangzhou Huanchuangyuan Electric Technology Co ltd
Current assignee: Hangzhou Huanchuangyuan Electric Technology Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-10-14
Anticipated expiration: 2032-05-11

Abstract

The utility model belongs to the technical field of power equipment, and relates to a hydraulic pay-off rack which is characterized by comprising a bottom plate, an outer barrel, a middle barrel, an inner barrel and a limit pin; the upper end surface of the bottom plate is fixedly provided with a hydraulic jack; one end of the outer barrel is fixedly connected with the circumferential side of the upper end face of the hydraulic jack, a stepped hole is formed in the circumferential side of the outer barrel and located at one end, away from the hydraulic jack, of the outer barrel, a small-mouth end of the stepped hole penetrates through the outer side face of the outer barrel, and a limiting mechanism is arranged on the stepped hole. The utility model discloses a stop gear makes the pay-off rack can only rise and can not descend with the in-process section of thick bamboo of spacing groove with the design of spacing groove, need touch stop gear when needing a well section of thick bamboo to descend and just can succeed, so just can avoid this pay-off rack at the in-process that uses, thereby because hydraulic jack's damage makes a well section of thick bamboo descend and makes the drum slope topple over even, brings danger for the workman of operation.

Description

Hydraulic wire releasing frame

Technical Field

The utility model belongs to the technical field of power equipment, concretely relates to hydraulic pressure pay-off rack.

Background

The electric installation refers to engineering installation related to production, transmission and distribution of electric energy, the electric installation comprises installation of process equipment in links of power generation, power transmission, power transformation, power distribution, power utilization and the like, meanwhile, the electric installation is divided into high-voltage, ultrahigh-voltage and low-voltage electric installation, and the electric installation needs to be done with an excessively hard technology and high safety consciousness at first.

The in-process of electric power installation need use the pay off rack to carry out the rolling and carry the cable, and the problem that prior art exists is: the height that traditional pay off rack adopted is that hand screw rod changes the pay off rack, thereby change the height of drum and make it rotate on the pay off rack and carry out the rolling and carry the cable, but the structure of hand screw rod is used and is wasted time and energy, design the mode of replacing traditional hand screw rod through the mode that hydraulic jack promoted for this reason, but hydraulic jack can be because misuse or service life is longer in the in-process of using, and the power that receives at drum pivoted in-process hydraulic jack also is changeable, hydraulic jack can damage the highly sudden emergence change that leads to the pay off rack in the in-process of using like this, make the drum take place to incline and empty even, bring life risk for the workman of operation. For this reason, we have devised a hydraulic pay-off stand to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a hydraulic pressure pay-off rack, it can solve the pay-off rack that uses hydraulic jack to change height now because hydraulic jack makes the drum take place to incline because of accidental damage and emptys the workman that brings life danger for the operation even and put, the utility model adopts the following technical scheme.

A hydraulic pay-off rack is characterized by comprising a bottom plate, an outer cylinder, a middle cylinder, an inner cylinder and a limiting pin;

the upper end surface of the bottom plate is fixedly provided with a hydraulic jack;

one end of the outer cylinder is fixedly connected with the circumference of the upper end surface of the hydraulic jack, a stepped hole is formed in the circumference of the outer cylinder and is located at one end, far away from the hydraulic jack, of the outer cylinder, the small-mouth end of the stepped hole penetrates through the outer side surface of the outer cylinder, and a limiting mechanism is arranged on the stepped hole;

the middle cylinder is positioned in the outer cylinder, one end of the middle cylinder is sealed, the sealed end of the middle cylinder is fixedly connected with a piston rod of the hydraulic jack, and the other end of the middle cylinder is higher than the outer cylinder;

the circumference of the middle cylinder is uniformly provided with limit grooves, and the limit grooves are positioned at one end of the middle cylinder, which is far away from the hydraulic jack;

spacing holes are uniformly formed in the inner barrel, the inner barrel can be clamped at the upper end of the middle barrel through a limiting pin, and a placing mechanism is arranged at the upper end of the inner barrel.

Preferably, a support rod is fixedly arranged on the circumferential side of the outer cylinder, and the other end of the support rod is fixedly connected with the upper end face of the bottom plate.

Preferably, a reinforcing rod is arranged between the supporting rod and the outer cylinder.

Preferably, the limiting mechanism comprises a T-shaped rod, a spring and a movable limiting block, the movable limiting block can move left and right in the large opening of the stepped hole, the cross section of one end, close to the middle barrel, of the movable limiting block is triangular and matched with the position and the size of the limiting groove, the T-shaped rod penetrates through the small end of the T-shaped rod, the small end of the T-shaped rod is fixedly connected with one end of the movable limiting block, the large end of the T-shaped rod is located on the outer side of the outer barrel, the spring is sleeved on the T-shaped rod, and the spring is located between the large end of the T-shaped rod and the outer wall of the outer barrel.

Preferably, the cross section of the limiting groove is triangular, and the included angle a formed by the limiting groove is an acute angle.

Preferably, the placing mechanism comprises a placing groove, and a roller is rotatably arranged on the placing groove.

Preferably, a first placing ring is arranged on the circumferential side of the supporting rod and used for placing the extension rod, and a second placing ring is arranged on the circumferential side of the outer cylinder and used for placing the limiting pin.

Preferably, a protective cover is hinged to the circumferential side of the outer barrel close to the limiting mechanism.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses hydraulic pressure pay off rack makes the pay off rack can only rise and can not descend at the in-process section of thick bamboo that uses through the design of stop gear and spacing groove, need touch stop gear when needing well section of thick bamboo to descend, just so can avoid this pay off rack at the in-process that uses, thereby because hydraulic jack's damage makes well section of thick bamboo descend and makes the drum slope topple over even, brings danger for the workman of operation.

2. The utility model discloses hydraulic pressure pay off rack, the design of placing mechanism upper roller has increased drum pivot and gyro wheel area of contact, when reducing pivot frictional force, guarantees the life-span of gyro wheel.

3. The utility model discloses hydraulic pressure pay off rack through the design of protection casing, can be at the in-process of pay off rack transport with the use for stop gear's T type pole receives the protection, avoids suffering the striking of external force and damages.

4. The utility model discloses hydraulic pressure pay off rack can strengthen the intensity of pay off rack through the design of bracing piece and stiffener.

Drawings

Fig. 1 is a schematic perspective view of the first direction of the present invention;

fig. 2 is a schematic perspective view of the second direction of the present invention;

fig. 3 is a partial cross-sectional view of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 3A;

FIG. 5 is a schematic view of the pay-off stand in use.

In the figure: 1. the device comprises a base plate, 2, a hydraulic jack, 3, an outer cylinder, 3-1, a stepped hole, 4, a middle cylinder, 4-1, a limiting groove, 5, an inner cylinder, 5-1, a limiting hole, 6, a placing mechanism, 6-1, a placing groove, 6-2, a roller, 7, a supporting rod, 8, a reinforcing rod, 9, a first placing ring, 10, an extension rod, 11, a second placing ring, 12, a limiting pin, 13, a limiting mechanism, 13-1, a T-shaped rod, 13-2, a spring, 13-3, a movable limiting block, 14, a protective cover, 15, a wire coil, 16 and a rotating shaft.

Detailed Description

Please refer to fig. 1-5, which is a hydraulic pay-off rack capable of preventing the damage of a hydraulic jack from causing the inclination and even the toppling of the wire coil during the use of the pay-off rack, thereby bringing danger to the operating workers. The hydraulic pay-off rack is characterized by comprising a bottom plate 1, an outer cylinder 3, a middle cylinder 4, an inner cylinder 5 and a limiting pin 12, wherein a hydraulic jack 2 is fixedly arranged on the upper end face of the bottom plate 1.

One end of the outer cylinder 3 is fixedly connected with the circumferential side of the upper end face of the hydraulic jack 2, a stepped hole 3-1 is formed in the circumferential side of the outer cylinder 3, the stepped hole 3-1 is located at one end, away from the hydraulic jack 2, of the outer cylinder 3, the small end of the stepped hole 3-1 penetrates through the outer side face of the outer cylinder 3, a limiting mechanism 13 is arranged on the stepped hole 3-1, the limiting mechanism 13 comprises a T-shaped rod 13-1, a spring 13-2 and a movable limiting block 13-3, the movable limiting block 13-3 can move left and right at the large opening of the stepped hole 3-1, the T-shaped rod 13-1 penetrates through the small end of the T-shaped rod 13-1, the small end of the T-shaped rod 13-1 is fixedly connected with one end of the movable limiting block 13-3, the large end of the T-shaped rod 13-1 is located on the outer side of the outer cylinder 3, the spring 13-2T-shaped rod 13-1 is sleeved with the spring 13-2, and the spring 13-2 is located between the large end of the T-1 and the outer wall of the outer cylinder 3.

The middle cylinder 4 is positioned inside the outer cylinder 3, one end of the middle cylinder 4 is sealed, the sealed end of the middle cylinder 4 is fixedly connected with a piston rod of the hydraulic jack 2, the other end of the middle cylinder 4 is higher than the outer cylinder 3, a limiting groove 4-1 is uniformly formed in the circumferential side of the middle cylinder 4, the limiting groove 4-1 is positioned at one end, far away from the hydraulic jack 2, of the middle cylinder 4, the cross section of the limiting groove 4-1 is triangular, the included angle a formed by the triangular cross section and the triangular cross section are formed at one end, close to the middle cylinder 4, of the movable limiting block 13-3, the position and the size of the limiting groove 4-1 are matched, the movable limiting block 13-3 is clamped into the limiting groove 4-1 under the common condition, the pay-off stand can only ascend and cannot descend in the using process due to the design of the limiting mechanism 13 and the limiting groove 4-1, the movable limiting block 13-3 can only successfully leave the limiting groove 4-1 when the middle cylinder 4 descends, and the T-shaped rod 13-1 is pulled outwards, so that the movable limiting block 13-3 can be successfully far away from the limiting groove 4-1, and the pay-off can be successfully, and the risk of workers can be further caused by the damage of the pay-off spool.

The inner barrel 5 is uniformly provided with limiting holes 5-1, the inner barrel 5 can be clamped at the upper end of the middle barrel 4 through the limiting pin 12, so that the height of the pay-off rack can be conveniently adjusted to adapt to the size of a wire coil 15, the inner barrel 5 can be adjusted to a higher position when the wire coil 15 is larger, the upper end of the inner barrel 5 is provided with the placing mechanism 6, the placing mechanism 6 comprises a placing groove 6-1, and the placing groove 6-1 is rotatably provided with a roller 6-2, the contact area between the rotating shaft 16 and the roller 6-2 is increased through the design, and the service life of the roller 6-2 is ensured while the friction force of the rotating shaft 16 is reduced.

The circumference side of urceolus 3 is fixed and is provided with bracing piece 7, and the other end of bracing piece 7 and the up end fixed connection of bottom plate 1 are provided with stiffener 8 between bracing piece 7 and the urceolus 3, can strengthen the intensity of pay off rack through the design of bracing piece 7 and stiffener 8.

The circumference of the support rod 7 is provided with a first placing ring 9 for placing an extension rod 10, and the circumference of the outer cylinder 3 is provided with a second placing ring 11 for placing a limit pin 12.

The circumference of the outer cylinder 3 is hinged with a protective cover 14 near the position of the limiting mechanism 13, so that the T-shaped rod 13-1 of the limiting mechanism 13 can be protected during the carrying and using process of the pay-off rack, and the damage caused by the impact of external force can be avoided.

When the hydraulic jack is used, firstly, two pay-off stands are taken, the relative positions of the inner cylinder 5 and the middle cylinder 4 are respectively adjusted according to the size of the wire coil 15, the inner cylinder 5 is clamped on the middle cylinder 4 through the limiting pin 12, the rotating shaft 16 penetrates through the wire coil 15, then the pay-off stands are respectively placed under the rotating shafts 16 at the two ends of the wire coil 15, then the extension rod 10 is taken to adjust the hydraulic jack 2, and the wire coil 15 is lifted to a proper position;

when the wire coil 15 is taken, the protective cover 14 is opened, the T-shaped rod 13-1 is pulled outwards to enable the movable limiting block 13-3 to be far away from the limiting groove 4-1, and meanwhile, the hydraulic jack 2 is decompressed, so that the height of the wire pay-off rack is lowered, the wire coil 15 is in contact with the ground, and then other structures are adjusted.

Claims

1. A hydraulic pay-off rack is characterized by comprising a bottom plate (1), an outer cylinder (3), a middle cylinder (4), an inner cylinder (5) and a limiting pin (12);

a hydraulic jack (2) is fixedly arranged on the upper end surface of the bottom plate (1);

one end of the outer cylinder (3) is fixedly connected with the circumferential side of the upper end face of the hydraulic jack (2), a stepped hole (3-1) is formed in the circumferential side of the outer cylinder (3), the stepped hole (3-1) is located at one end, far away from the hydraulic jack (2), of the outer cylinder (3), the small end of the stepped hole (3-1) penetrates through the outer side face of the outer cylinder (3), and a limiting mechanism (13) is arranged on the stepped hole (3-1);

the middle cylinder (4) is positioned in the outer cylinder (3), one end of the middle cylinder (4) is sealed, the sealed end of the middle cylinder (4) is fixedly connected with a piston rod of the hydraulic jack (2), and the other end of the middle cylinder (4) is higher than the outer cylinder (3);

the circumference side of the middle cylinder (4) is uniformly provided with limit grooves (4-1), and the limit grooves (4-1) are positioned at one end of the middle cylinder (4) far away from the hydraulic jack (2);

the inner cylinder (5) is uniformly provided with limiting holes (5-1), the inner cylinder (5) can be clamped at the upper end of the middle cylinder (4) through a limiting pin (12), and the upper end of the inner cylinder (5) is provided with a placing mechanism (6).

2. A hydraulic pay-off stand according to claim 1, characterized in that: a supporting rod (7) is fixedly arranged on the circumferential side of the outer cylinder (3), and the other end of the supporting rod (7) is fixedly connected with the upper end surface of the bottom plate (1).

3. A hydraulic pay-off stand according to claim 2, wherein: a reinforcing rod (8) is arranged between the supporting rod (7) and the outer cylinder (3).

4. A hydraulic pay-off stand according to claim 1, characterized in that: the limiting mechanism (13) comprises a T-shaped rod (13-1), a spring (13-2) and a movable limiting block (13-3), the movable limiting block (13-3) can move left and right at a large opening of the stepped hole (3-1), the cross section of one end, close to the middle barrel (4), of the movable limiting block (13-3) is triangular and matched with the position and the size of the limiting groove (4-1), the T-shaped rod (13-1) penetrates through a small opening end of the T-shaped rod (13-1), the small end of the T-shaped rod (13-1) is fixedly connected with one end of the movable limiting block (13-3), the large end of the T-shaped rod (13-1) is located on the outer side of the outer barrel (3), the spring (13-2) is sleeved on the T-shaped rod (13-1), and the spring (13-2) is located between the large end of the T-shaped rod (13-1) and the outer wall of the outer barrel (3).

5. The hydraulic pay-off stand of claim 1, wherein: the cross section of the limiting groove (4-1) is triangular, and an included angle a formed by the limiting groove is an acute angle.

6. A hydraulic pay-off stand according to claim 1, characterized in that: the placing mechanism (6) comprises a placing groove (6-1), and a roller (6-2) is rotatably arranged on the placing groove (6-1).

7. The hydraulic pay-off stand of claim 1, wherein: the circumference of the supporting rod (7) is provided with a first placing ring (9) for placing an extension rod (10), and the circumference of the outer cylinder (3) is provided with a second placing ring (11) for placing a limiting pin (12).

8. The hydraulic pay-off stand of claim 1, wherein: a protective cover (14) is hinged at the position, close to the limiting mechanism (13), of the circumferential side of the outer cylinder (3).