CN218595973U - Lifting appliance for on-load switch lifting core of transformer - Google Patents

Abstract

The utility model discloses a spreader used for transformer on-load switch hanging cores, which belongs to the field of spreaders and solves the problem that the existing spreaders cannot rotate. The hanger connected to the switch hanging core includes a vertical rod and a horizontal rod. The vertical rod is vertically arranged, the horizontal rod is kept perpendicular to the vertical rod, and the vertical rod is provided with a rotating part that rotates along the circumference of the vertical rod. , the crossbar is fixedly connected with the rotating part, the crossbar rotates along with the rotating part along the circumference of the vertical bar, the crossbar is provided with a sliding part that moves along the length direction of the crossbar, and the sliding part The bottom is connected with a hook. The main advantages of the utility model are that the hoisting tool has a small use space and can be rotated to a designated position.

Description

A hanger for transformer on-load switch hanging core

【Technical field】

The utility model discloses a sling used for a transformer on-load switch hanging core, which belongs to the technical field of slings.

【Background technique】

For the operation of the hanging core of the on-load tap-changer, the crane is generally used to perform the work of the hanging core of the on-load tap-changer, and the volume occupied by the crane is relatively large, and the spatial position of the indoor substation for the rotation of the boom is relatively large. small, and the safety distance between the crane and the wire is relatively small, so there will be uncontrollable dangers in the substation site, especially now that there are more and more indoor substations, the space used by the crane is even smaller, and it is difficult to complete the on-load The work of the tap changer hanging core; the spreader in the prior art usually has a portal structure, and the spreader of this structure cannot be rotated, and the on-load tap changer hanging core cannot be transported to the designated position.

【Content of utility model】

The purpose of the utility model is to solve the problem that the existing sling cannot be rotated. Therefore, a sling for the transformer on-load switch hanging core is provided. The sling has the advantages of small use space and can be rotated to a designated position .

To solve the above technical problems, the utility model adopts the following technical solutions:

A hanger for transformer on-load switch hanging cores, including a vertical rod and a horizontal rod, the vertical rod is arranged vertically, the horizontal rod is kept perpendicular to the vertical rod, and the vertical rod is provided with a A rotating part that rotates in the circumferential direction, the cross bar is fixedly connected with the rotating part, and the cross bar rotates along the circumference of the vertical bar with the rotating part, and the cross bar is provided with a slide that moves along the length direction of the cross bar piece, the bottom of the sliding piece is connected with a hook.

Preferably, the vertical rod includes a fixed rod and a connecting rod, the lower end of the connecting rod is provided with a connecting pipe, the upper end of the fixed rod is provided with a hole for inserting the connecting pipe, and the outer peripheral surface of the connecting rod is provided with There is a limit baffle, and after the connecting pipe is inserted into the hole, the limit baffle is in contact with the upper end surface of the fixing rod.

Preferably, a connecting head is provided on the outer surface of the connecting rod, and the connecting head is fixedly connected with the cross bar.

Preferably, a bearing bush is sheathed on the vertical rod, and a fixing part for connecting the cross bar is arranged on the peripheral side of the bearing bush, and the cross bar is fixedly connected with the fixing part.

Preferably, a mounting sleeve is provided on the top of the vertical rod and the end of the horizontal rod away from the vertical rod, a connecting hole is provided on the side of the mounting sleeve, and a tie rod is provided between the two connecting holes.

As a preference, the pole is covered with a fixing base, and the outer surface of the fixing base is provided with at least 3 outer ears, and the outer ear is provided with a fixing hole, and the fixing hole is connected with a bolt for fixing the pole. link.

Preferably, a chassis is provided at the bottom of the pole, at least two installation holes are provided on the peripheral side of the chassis, and the installation holes are evenly distributed along the peripheral side of the chassis.

Preferably, the sliding member includes a pulley and a pulley seat, the pulley is slidably installed on the upper side of the cross bar, and an avoidance hole for the cross bar to pass is provided between the pulley and the pulley seat, and the bottom of the pulley seat is provided with a Hanging holes for connecting hooks.

The beneficial effects of adopting the utility model are:

1. The hanger described in the utility model includes a vertical rod and a cross bar, the vertical rod is provided with a rotating part that rotates along the circumference of the vertical rod, and the horizontal rod is fixedly connected with the rotating part. The vertical bar and the horizontal bar have smaller volume and weight, so that they can meet the working space of the indoor substation, and can facilitate the transportation and installation of the utility model; in addition, the horizontal bar is provided with The slider moves in the direction, the bottom of the slider is connected with a hook, the slider can ensure that the hook is adjusted to the top of the on-load tap changer core, and the horizontal bar moves along the circumference of the vertical bar with the rotating part Rotation enables the spreader to achieve 360° rotation, and transfers the lifting core of the on-load tap-changer to the designated position, which can reduce manpower handling and improve handling efficiency.

2. The vertical rod includes a fixed rod and a connecting rod. The connecting rod is rotatably connected to the fixed rod through a connecting pipe. The connecting rod adopts an in-line structure to achieve rotational connection with the fixed rod, and no other fixing parts are needed for fixing. The installation efficiency of the utility model can be improved, and at the same time, the transportation and storage of the utility model can be facilitated.

3. The limit baffle on the outer peripheral surface of the connecting rod, after the connecting pipe is inserted into the hole, the limit baffle contacts the upper end surface of the fixed rod, and the limit baffle can limit the connecting rod, At the same time, the contact area between the connecting rod and the upper end surface of the fixed rod can be increased, so that the rotation of the connecting rod is smoother.

4. The top of the vertical bar and the end of the horizontal bar far away from the vertical bar are provided with installation sleeves, the side of the installation sleeve is provided with connecting holes, and a pull rod is provided between the two connecting holes, and the pull rod is opposite to the horizontal bar. External force is applied to the end of the cross bar to increase the bearing load of the cross bar. During the use of the hook, the pull rod can make the force on the cross bar more uniform and improve the connection stability between the cross bar and the vertical bar.

Other features and advantages of the present utility model will be disclosed in detail in the following specific embodiments and accompanying drawings.

【Description of drawings】

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the front view of the utility model embodiment 1;

Fig. 2 is an exploded view of Embodiment 1 of the present utility model.

Reference signs: 1 vertical rod, 11 connecting rod, 111 connecting head, 112 limit baffle, 12 fixing rod, 13 fixing seat, 131 outer ear, 132 fixing hole, 133 base plate, 14 chassis, 141 mounting hole, 2 cross bar , 3 installation sets, 31 connecting holes, 4 tie rods, 5 connecting rods, 61 pulleys, 62 pulley seats, 621 hanging holes.

【Detailed ways】

The technical solutions of the embodiments of the present invention will be explained and described below in conjunction with the accompanying drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, not all of them. Based on the examples in the implementation manners, other examples obtained by those skilled in the art without making creative efforts all belong to the protection scope of the present utility model.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", The orientation or positional relationship indicated by "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" etc. is based on The orientation or positional relationship shown in the accompanying drawings is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood To limit the utility model.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, "plurality" means two or more, unless otherwise clearly defined.

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

Example 1:

As shown in Figures 1 and 2, this embodiment shows a hanger for transformer on-load switch hanging cores. The hanger is used to hang 35KV to 110KV transformer on-load switch hanging cores. The hanger includes Upright bar 1 and cross bar 2, described upright bar comprises fixed bar 12 and connecting bar 11, and the lower end of described connecting bar 11 is provided with connecting tube, and the upper end of described fixed bar 12 is provided with the hole for described connecting tube to insert , the connecting rod 11 is inserted into the hole through the connecting pipe to realize the rotational connection between the connecting rod 11 and the fixed rod 12, the outer surface of the connecting rod 11 is provided with a connecting head 111, and the end of the cross bar 2 Inserted into the connecting head 111, the connecting head 111 and the cross bar 2 are fixedly connected by rivets. Of course, it can be understood that in other embodiments, the connecting head 111 and the cross bar 2 can also be connected by other means such as screws or pins. The fixing method is fixed. The connecting rod 11 in this embodiment adopts the in-line structure to realize the rotational connection with the fixed rod 12, and no other fixing parts are needed for fixing, which can improve the installation efficiency of this embodiment and also facilitate this implementation. Case transport and storage.

In order to make the rotation of the connecting rod 11 more stable, the outer peripheral surface of the connecting rod 11 in this embodiment is provided with a limit baffle 112, and the upper end of the fixed rod 12 is covered with a fixing seat 13, and the upper end of the fixing seat 13 is A radially extending bottom plate 133 is provided on the peripheral side. After the connecting pipe is inserted into the hole, the limiting baffle 112 and the bottom plate 133 are in contact with each other, and the limiting baffle 112 can limit the connecting rod 11. At the same time, the contact area between the connecting rod 11 and the fixed rod 12 can be increased, so that the rotation of the connecting rod 11 is more stable.

In addition, in order to improve the stability of the vertical pole 1, at least three outer ears 131 are provided on the outer surface of the fixed seat 13 in this embodiment, and the outer ears 131 are evenly distributed along the peripheral side of the fixed seat 13. The outer ears 131 There are fixing holes 132 on it. In this embodiment, the fixing seat 13 is provided with three outer ears 131. Of course, it can be understood that the number of outer ears 131 in other embodiments can be greater than three. The fixing holes 132 is connected with a connecting rod 5, one end of the connecting rod 5 is connected with the fixing hole 132, and the other end is fixed on the transformer, the connection and fixing of the connecting rod 5 can ensure the stability of the vertical rod 1, and secondly, the vertical rod 1 A chassis 14 is provided at the bottom, and at least two installation holes 141 are provided on the side of the chassis 14. The installation holes 141 are evenly distributed along the side of the chassis 14. Bolts are installed in the installation holes 141, and the chassis 14 is fixed by the bolts. On the transformer, the connection stability between the pole and the transformer is further improved.

In this embodiment, the cross bar 2 is provided with a sliding piece that moves along the length direction of the cross bar 2. The sliding piece includes a pulley 61 and a pulley seat 62. The pulley 61 is slidably mounted on the upper side of the cross bar 2. Between the pulley 61 and the pulley seat 62, there is an avoidance hole for the cross bar 2 to pass through. The bottom of the pulley seat 62 is provided with a hanging hole 621 for connecting a hook. Between the connecting rod 11 and the fixed rod 12 Rotational connection, the cross bar 2 is fixedly connected with the connecting rod 11, so the cross bar 2 can rotate with the connecting rod 11, so that the spreader can realize 360° rotation, and transfer the on-load tap-changer hanging core to the designated position, which can reduce manpower Handling, improve handling efficiency; In addition, in order to improve the carrying capacity of the crossbar 2, the top of the connecting rod 11 and the end of the crossbar 2 far away from the vertical pole 1 in this embodiment are provided with a mounting sleeve 3, the installation A connection hole 31 is provided on the side of the cover 3, and a tie rod 4 is arranged between the two connection holes 31. The tie rod 4 applies an external force to the end of the cross bar 2 to increase the bearing load of the cross bar 2. During the use of the hook, The tie rod 4 can make the force on the cross bar 2 more uniform, and improve the connection stability between the cross bar 2 and the vertical bar 1 .

Example 2:

The main difference between this embodiment and Embodiment 1 is that: in this embodiment, the vertical pole 1 is covered with a bearing bush, and the peripheral side of the bearing bush is provided with a fixing piece for connecting the horizontal bar 2. The rod 2 is fixedly connected with the fixing member, and the horizontal rod 2 can rotate around the vertical rod 1 through the bearing bush. In this embodiment, the vertical rod 1 and the horizontal rod 2 have smaller volume and weight, so that they It can meet the working space of the indoor substation, and can facilitate the transportation and installation of this embodiment; in addition, the crossbar 2 is provided with a sliding piece that moves along the length direction of the crossbar 2, and the bottom of the sliding piece is connected with a hook , the sliding part can ensure that the hook is adjusted directly above the hanging core of the on-load tap changer, and the horizontal bar 2 rotates along the circumferential direction of the vertical bar 1 with the bearing bush, so that the sling can realize 360° rotation, and the on-load The lifting core of the tap changer is transferred to the designated position, which can reduce manpower handling and improve handling efficiency.

The above is only a specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, those skilled in the art should understand that the utility model includes but is not limited to the accompanying drawings and the above specific implementation described in the content. Any modifications that do not deviate from the functional and structural principles of the present utility model shall be included in the scope of the claims.

Claims (8)

1. A hanger for the transformer on-load switch hanging core, comprising a vertical rod and a cross bar, the vertical rod is arranged vertically, and the horizontal rod is kept perpendicular to the vertical rod, and it is characterized in that: the vertical rod is provided with There is a rotating part that rotates along the circumferential direction of the vertical rod, the horizontal bar is fixedly connected with the rotating part, and the horizontal bar rotates along the circumferential direction of the vertical rod with the rotating part. The slider moves along the length direction of the rod, and the bottom of the slider is connected with a hook. 2. A hanger for transformer on-load switch lifting core according to claim 1, characterized in that: the vertical rod includes a fixed rod and a connecting rod, and a connecting pipe is provided at the lower end of the connecting rod, so that The upper end of the fixed rod is provided with a hole for the insertion of the connecting pipe, the connecting rod is rotatably connected with the fixed rod through the connecting pipe, the outer peripheral surface of the connecting rod is provided with a limit baffle, after the connecting pipe is inserted into the hole, the The limit baffle is in contact with the upper end surface of the fixing rod. 3. A hoist for transformer on-load switch lifting core according to claim 2, characterized in that: the outer surface of the connecting rod is provided with a connecting head, and the connecting head is fixedly connected with the cross bar . 4. A hoist for transformer on-load switch hanging cores according to claim 1, characterized in that: a bearing bush is sleeved on the pole, and the peripheral side of the bearing bush is provided for connecting the horizontal The fixing part of the rod, the cross bar is fixedly connected with the fixing part. 5. A hanger for transformer on-load switch lifting core according to claim 1, characterized in that: the top of the vertical rod and the end of the horizontal rod far away from the vertical rod are provided with installation sleeves, the A connection hole is arranged on the side of the installation sleeve, and a pull rod is arranged between the two connection holes. 6. A hoist for transformer on-load switch lifting core according to claim 1, characterized in that: said vertical rod is covered with a fixing seat, and the outer surface of said fixing seat is provided with at least 3 The outer ear is provided with a fixing hole, and the fixing hole is connected with a connecting rod for fixing the vertical rod. 7. A hoist for transformer on-load switch lifting core according to claim 1, characterized in that: a chassis is provided at the bottom of the pole, and at least two mounting holes are provided on the side of the chassis for installation The holes are evenly distributed along the peripheral sides of the chassis. 8. A hanger for transformer on-load switch hanging core according to claim 1, characterized in that: the sliding part includes a pulley and a pulley seat, the pulley is slidably installed on the upper side of the cross bar, and the An avoidance hole for the cross bar to pass is provided between the pulley and the pulley seat, and a hanging hole for connecting a suspension hook is provided at the bottom of the pulley seat.

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