CN210879490U - Novel pin puller - Google Patents

Abstract

The utility model relates to the technical field of pin extractors, in particular to a novel pin extractor, which comprises an operating rod, a pin taking hook and a knock-pin block, wherein the knock-pin block is connected with the end part of the operating rod, and a positioning structure is arranged on the knock-pin block; the one end of keeping away from the knock pin piece on the action bars is equipped with the lug, and the one end of being connected with the action bars on the lug articulates there is the round pin hook of getting, and the one end of keeping away from on the lug and getting the round pin hook is equipped with the recess that is used for the mounting pin. The utility model has simple structure and convenient use, can be used for installing or pulling out the R-shaped pin and the W-shaped pin, and can avoid the damage of the glass insulator when the pin is installed; in addition, this novel pin puller can also avoid the gib head to hinder the people, and the operating personnel of being convenient for carries.

Description

Novel pin puller

Technical Field

The utility model relates to a pin puller technical field, more specifically relates to a novel pin puller.

Background

The existing pin puller only has the pin pulling function, does not have the function of designing and installing a bolt, and is completed by knocking the bolt when the bolt is installed, thereby wasting time and energy, having low efficiency and low speed. And the glass insulator can be skidded and touched inevitably in the knocking process, the damage of the glass insulator happens occasionally, and once the glass insulator is slightly damaged, the glass insulator is easy to explode under the action of expansion with heat and contraction with cold and a high-voltage electric field, thereby bringing unnecessary trouble and operating pressure to operation and maintenance. Simultaneously, link firmly between the gib head of current pin pulling device and the action bars, be not convenient for operating personnel to carry, and sharp-pointed gib head hurts people easily, influences operating personnel personal safety.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, and provides a novel pin puller which has simple structure and convenient use, can be used for installing or pulling out an R-shaped pin and a W-shaped pin, and can avoid the damage of a glass insulator when the pins are installed; in addition, this novel pin puller can also avoid the gib head to hinder the people, and the operating personnel of being convenient for carries.

In order to solve the technical problem, the utility model discloses a technical scheme is:

the novel pin puller comprises an operating rod, a pin taking hook and a pin ejecting block, wherein the pin ejecting block is connected with the end part of the operating rod, and a positioning structure is arranged on the pin ejecting block; the one end of keeping away from the knock pin piece on the action bars is equipped with the lug, and the one end of being connected with the action bars on the lug articulates there is the round pin hook of getting, and the one end of keeping away from on the lug and getting the round pin hook is equipped with the recess that is used for the mounting pin.

The utility model relates to a novel pin puller is provided with the action bars, gets round pin hook and knock pin piece, and the action bars is used for gripping, gets the round pin hook and is used for extracting R type round pin, and the knock pin piece is used for dismouting W type round pin. The lug that takes the recess that sets up on the action bars can be used for installing R type round pin, and with the top of recess parcel R type round pin during the installation, strike the pin puller again and can accomplish the installation. Get the round pin hook and the lug articulated setting can be convenient for carry of novel pin puller, when need not to use novel pin puller, rotate and get the round pin hook and make it press close to the action bars, can be convenient for operating personnel carries novel pin puller, avoids the gib head to hinder the people. The locating structure who sets up on the knock pin piece can prevent that operating personnel from skidding when using novel pin puller to promote W type round pin.

The recess is hemispherical in order to match it with the top of the R-shaped pin.

In order to avoid damage to the glass insulator when the R-shaped pin is installed, the depth of the groove is 15-20 mm.

In order to position the rotated position of the pin taking hook, a locking piece used for locking the hinged part is arranged at the hinged part of the pin taking hook and the convex block.

In order to make the location structure can effectively fix a position W type round pin, the location structure is the constant head tank, and the degree of depth of constant head tank is 2 ~ 5 mm.

In order to facilitate an operator to stretch the pin taking hook into the glass umbrella skirt of the glass insulator, the operating rod comprises a plurality of equal straight sections which are fixedly connected in sequence, and the equal straight sections form obtuse angles, right angles or acute angles.

In order to prevent the operator from slipping when holding the operating rod, the operating rod is provided with an anti-slip rubber mat.

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

(1) the operating rod is provided with a convex block with a groove, so that the novel pin puller can be used for pulling pins and also can be used for installing R-shaped pins; the hemispherical structure of the groove enables the groove to be matched with the top of the R-shaped pin, so that slipping during installation is prevented.

(2) The pin taking hook is hinged with the convex block, a locking part is further arranged at the hinged position, when the novel pin puller is not needed to be used, the pin taking hook is rotated to be close to the operating rod and then locked through the locking part, an operator can conveniently carry the novel pin puller, and the hook head is prevented from hurting people; when needs use novel pin puller, rotate and get the position that the round pin hook made it be 90 degrees with the action bars, rethread retaining member locks, can use the gib head to pull down R type round pin promptly.

(3) Be equipped with the constant head tank on the knock pin piece, can be convenient for to the dismouting of W type round pin, prevent that operating personnel from skidding when using novel pin puller to promote W type round pin.

Drawings

Fig. 1 is a schematic structural view of the novel pin remover of the present invention.

Fig. 2 is a schematic structural view of the novel pin remover of the present invention.

Fig. 3 is a right side view of fig. 1.

Fig. 4 is a top view of fig. 1.

The graphic symbols are illustrated as follows:

1-groove, 2-lug, 3-pin taking hook, 4-operating rod, 5-pin ejecting block, 6-locking piece and 7-positioning structure.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Examples

Fig. 1 to 4 show an embodiment of a novel pin remover of the present invention, which includes an operating rod 4, a pin-removing hook 3 and a knock pin block 5, wherein the knock pin block 5 is connected with an end of the operating rod 4, and a positioning structure 7 is arranged on the knock pin block 5; the one end of keeping away from knock pin piece 5 on the action bars 4 is equipped with lug 2, and the one end of being connected with action bars 4 on lug 2 articulates there is the round pin hook 3 of getting, and the one end of keeping away from on lug 2 and getting round pin hook 3 is equipped with the recess 1 that is used for the mounting pin.

The operating rod 4 is used for holding, the pin taking hook 3 is used for pulling out the R-shaped pin, and the pin ejecting block 5 is used for dismounting the W-shaped pin. The lug 2 that has recess 1 that sets up on the action bars 4 can be used for installing R type round pin, with the top of recess 1 parcel R type round pin during the installation, strikes the pin puller again and can accomplish the installation. Get pin hook 3 and 2 articulated settings of lug can be convenient for carry of novel pin puller, when need not to use novel pin puller, rotate and get pin hook 3 and make it press close to action bars 4, can be convenient for operating personnel carries novel pin puller, avoids the gib head to hinder the people. The positioning structure 7 arranged on the ejector pin block 5 can prevent an operator from slipping when the novel pin puller is used for pushing the W-shaped pin.

As shown in fig. 4, the ejector pin block 5 in this embodiment has a rectangular structure with a length of 20mm, a width of 10mm, and a height of 10 mm. The bump 2 is cylindrical, and the diameter of the bump 2 is set to be 20mm and the height is set to be 40 mm.

In addition, the recess 1 is hemispherical. Hemispherical setting makes recess 1 can with R type round pin top phase-match, operating personnel can be labour saving and time saving more when installation R type round pin. The depth of the groove 1 is 15-20 mm. The arrangement of the depth of the groove 1 can avoid the damage of the glass insulator when the R-shaped pin is installed. As shown in fig. 1 to 3, the depth of the groove 1 in the present embodiment is 17 mm; the notch of recess 1 is circular, and the notch diameter is 13 ~ 15mm, and as an optimal scheme, 14mm is selected to the notch diameter, and R type round pin can stretch into recess 1 this moment, and the structure of lug 2 also can be more firm.

In addition, a locking piece 6 for locking the hinge joint is arranged at the hinge joint of the pin taking hook 3 and the convex block 2. The setting of retaining member 6 can fix a position and get the position behind the rotation of round pin hook 3, makes and gets round pin hook 3 and can be locked after rotating, prevents to get round pin hook 3 not hard up. Preferably, the locking member 6 is a bolt in this embodiment.

In addition, the positioning structure 7 is a positioning groove, and the depth of the positioning groove is 2-5 mm. The setting of location structure 7 makes location structure 7 can effectively fix a position W type round pin, avoids operating personnel to skid when using novel pin puller to promote W type round pin. As shown in fig. 1 to 4, the length of the positioning groove in this embodiment is 20mm, and is equal to the ejector pin block 5.

In addition, the operating rod 4 comprises a plurality of equal straight sections which are fixedly connected in sequence, and the equal straight sections form obtuse angles, right angles or acute angles. The arrangement of the angle between the equal straight sections of the operating rod 4 can facilitate the operator to extend the pin taking hook 3 into the glass umbrella skirt of the glass insulator. As shown in fig. 1, the operating rod 4 in this embodiment includes three equal straight sections, and an obtuse angle is formed between each equal straight section, so that an operator can hold the operating rod 4 to apply force.

Wherein, the operating rod 4 is provided with an antiskid rubber mat. The arrangement of the anti-slip rubber mat can prevent the operator from slipping when holding the operating rod 4.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (7)

1. A novel pin puller comprises an operating rod (4), a pin taking hook (3) and a pin ejecting block (5), wherein the pin ejecting block (5) is connected with the end part of the operating rod (4), and is characterized in that a positioning structure (7) is arranged on the pin ejecting block (5); the one end of keeping away from knock pin piece (5) on action bars (4) is equipped with lug (2), the one end of being connected with action bars (4) on lug (2) articulates there is a round pin hook (3) of getting, the one end of keeping away from on lug (2) and getting round pin hook (3) is equipped with recess (1) that are used for the installation round pin.

2. A new pin puller according to claim 1, characterized in that the recess (1) is hemispherical.

3. The novel pin puller according to claim 2, wherein the depth of the groove (1) is 15-20 mm.

4. The novel pin puller according to claim 1, wherein a locking piece (6) for locking a hinge joint is arranged at the hinge joint of the pin taking hook (3) and the lug (2).

5. The novel pin puller according to claim 1, wherein the positioning structure (7) is a positioning groove, and the depth of the positioning groove is 2-5 mm.

6. A new pin puller according to any one of claims 1 to 5, characterized in that the operating rod (4) comprises a plurality of equal straight sections, which are fixedly connected in sequence, and the equal straight sections form an obtuse angle, a right angle or an acute angle.

7. The novel pin puller according to claim 6, wherein the operating rod (4) is provided with an anti-slip rubber mat.

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