CN214879991U - Locking device for oil cylinder - Google Patents

Abstract

The utility model belongs to the technical field of the supporting device of hydro-cylinder, a locking device for hydro-cylinder is related to, including support body and the connecting plate of setting in support body one side, the support body passes through the connecting plate and rotates the connection on the last fulcrum of hydro-cylinder, be equipped with on the support body with hydro-cylinder telescopic link assorted U type groove, the both sides in U type groove are equipped with the corresponding locking hole in position, are equipped with the detachable spring catch in the locking hole, are equipped with the fishplate bar on the support piece at fulcrum place on the hydro-cylinder, have seted up on the support body with fishplate bar assorted interface, the fishplate bar runs through the fishplate bar interface and is connected with the support body, and the position that the fishplate bar corresponds the locking hole is equipped with the bridging hole, and the spring catch can pass locking hole and bridging hole simultaneously. The utility model can rotate to the locking position when in use, and lock the oil cylinder at the rising position, so that the oil cylinder can not fall back; the device can be rotated to a collection position for collection and fixation when not in use; the device has the advantages of simple structure, stability, reliability, easy operation, low cost, convenient installation and disassembly and the like.

Description

Locking device for oil cylinder

Technical Field

The utility model belongs to the technical field of the supporting device of hydro-cylinder, concretely relates to locking device for hydro-cylinder.

Background

The oil cylinder is widely applied to the existing mechanical equipment, and when the mechanical equipment is maintained, the maintenance is inconvenient due to insufficient space, and the oil cylinder needs to be lifted to provide more space for maintaining the mechanical equipment. At this moment, the oil cylinder may have a risk of falling back, and the falling back equipment can cause damage to maintenance personnel, so that the oil cylinder needs to be locked by using an oil cylinder lock when the oil cylinder is lifted up to the maintenance equipment, so that the oil cylinder cannot fall back.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects and the insufficiency existing in the prior art, designing a simple structure, reliable and stable, be convenient for installation and the locking device for the hydro-cylinder of dismantling.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a locking device for hydro-cylinder, includes support body and the connecting plate of setting in support body one side, the support body passes through the connecting plate and rotates to be connected on the last fulcrum of hydro-cylinder, be equipped with on the support body with hydro-cylinder telescopic link assorted U type groove, the both sides in U type groove are equipped with the corresponding locking hole in position, be equipped with the detachable spring catch in the locking hole.

Preferably, a hanging plate is arranged on the support piece where the fulcrum on the oil cylinder is located, and a hanging port matched with the hanging plate is formed in the frame body.

Preferably, the hook plate penetrates through the hook port and is connected with the frame body, a hook hole is formed in the position, corresponding to the locking hole, of the hook plate, and the spring pin can penetrate through the locking hole and the hook hole simultaneously.

Preferably, the connecting plate is rotatably connected to the upper end portion of the telescopic rod of the oil cylinder through a cylindrical pin, and the cylindrical pin is arranged in a mounting hole of the connecting plate and can slide along the mounting hole when the connecting plate rotates.

Preferably, a flat gasket is arranged between the cylindrical pin and the mounting hole, and one end of the cylindrical pin is fixed through a detachable cotter pin.

Preferably, the locking hole is formed at one end of the frame body far away from the connecting plate.

After the technical scheme is adopted, the utility model provides a pair of locking device for hydro-cylinder has following beneficial effect:

the utility model can rotate to the locking position when in use, namely when the oil cylinder is lifted, the oil cylinder is locked at the lifted position by the design of the rotatable frame body and the connecting plate, so that the oil cylinder can not fall back; the hanging plate can be rotated to the collection position when not in use, namely the position of the hanging plate is collected and fixed; the device has the advantages of simple structure, stability, reliability, easy operation, low cost, convenient installation and disassembly and the like.

Drawings

Fig. 1 is a front view of a locking device for an oil cylinder of the present invention;

fig. 2 is a side view of a locking device for an oil cylinder of the present invention;

fig. 3 is a top view of the locking device for the oil cylinder of the present invention;

fig. 4 is a schematic view of the installation state of the present invention;

fig. 5 is a schematic view of the usage state of the present invention.

Wherein: the hanging device comprises a frame body 1, a connecting plate 2, an oil cylinder 3, an oil cylinder telescopic rod 4, a U-shaped groove 5, a locking hole 6, a spring pin 7, a hanging plate 8, a hanging port 9, a hanging hole 10, a cylindrical pin 11, a mounting hole 12, a flat washer 13 and a split pin 14.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The utility model relates to a locking device for hydro-cylinder, as shown in fig. 1-3, including support body 1 and the connecting plate 2 of setting in 1 one side of support body, support body 1 rotates through connecting plate 2 and connects on the last fulcrum of hydro-cylinder 3, support body 1 can realize rotating to the position that is close to or keeps away from hydro-cylinder 3 through connecting plate 2, can be in order to realize the rotation between latched position and collection position, be equipped with on support body 1 with 4 assorted U type grooves 5 of hydro-cylinder telescopic link, can hold hydro-cylinder telescopic link 4 in U type groove 5 when the locking, the both sides of U type groove 5 are equipped with the corresponding locking hole 6 in position, be equipped with detachable spring catch 7 in the locking hole 6.

Wherein, a hanging plate 8 is arranged on a supporting piece where the upper point of the oil cylinder 3 is positioned, a hanging port 9 matched with the hanging plate 8 is arranged on the frame body 1, the hanging plate 8 penetrates through the hanging port 9 to be connected with the frame body 1, and the position of the hook plate 8 corresponding to the locking hole 6 is provided with a hook hole 10, the spring pin 7 can simultaneously pass through the locking hole 6 and the hook hole 10, the connecting plate 2 is rotatably connected with the upper end part of the oil cylinder telescopic rod 4 through a cylindrical pin 11, the cylindrical pin 11 is arranged in a mounting hole 12 of the connecting plate 2, and can slide along the mounting hole 12 when the connecting plate 2 rotates, the mounting hole 12 is a long waist type mounting hole, a flat washer 13 is arranged between the cylindrical pin 11 and the mounting hole 12, one end of the cylindrical pin 11 is fixed through a detachable cotter pin 14, locking hole 6 sets up the one end of keeping away from connecting plate 2 at support body 1, stability when can improving the use of support body 1.

The utility model relates to a when locking device for hydro-cylinder installs, as shown in fig. 4, 1 one end of support body is passed through connecting plate 2 and is installed on the last fulcrum of hydro-cylinder 3, and the other end of support body 1 runs through string interface 9 by hitch plate 8, and reuse spring catch 7 passes locking hole 6 and hitching hole 10 for support body 1 is fixed on hitch plate 8.

The utility model relates to a when locking device for hydro-cylinder uses, as shown in fig. 5, when hydro-cylinder 3 rises, spring catch 7 in locking hole 6 and the hookup hole 10 is extracted, to keeping away from hookup board 8, the rotatory support body 1 of direction that is close to hydro-cylinder 3, and with the 5 locks in U type groove 5 on the support body 1 on hydro-cylinder telescopic link 4, then insert spring catch 7 in 5 both sides locking hole 6 in U type groove, can avoid U type groove 5 to break away from hydro-cylinder telescopic link 4, at this moment, support body 1 keeps away from the one end of link 2 and supports the cylinder body tip at hydro-cylinder 3, realized locking hydro-cylinder telescopic link 4 at its lifting position through support body 1, prevent the purpose that hydro-cylinder telescopic link 4 fell back.

In summary, the locking device for the oil cylinder provided by the utility model can rotate to the locking position when in use, namely the oil cylinder 3 is lifted, and lock the oil cylinder 3 at the lifted position through the design of the rotatable frame body 1 and the connecting plate 2, so that the oil cylinder can not fall back; the hanging plate can be rotated to the collection position when not in use, namely the position of the hanging plate 8 is collected and fixed; the device has the advantages of simple structure, stability, reliability, easy operation, low cost, convenient installation and disassembly and the like, has great market value and is worthy of wide popularization and application.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A locking device for an oil cylinder is characterized in that: including support body (1) and connecting plate (2) of setting in support body (1) one side, support body (1) rotates through connecting plate (2) and connects on the last fulcrum of hydro-cylinder (3), be equipped with on support body (1) with hydro-cylinder telescopic link (4) assorted U type groove (5), the both sides in U type groove (5) are equipped with the corresponding locking hole (6) in position, be equipped with detachable spring catch (7) in locking hole (6).

2. The locking device for the cylinder according to claim 1, characterized in that: the support piece that the upper supporting point of hydro-cylinder (3) is located is equipped with hitch plate (8), set up on support body (1) with hitch plate (8) assorted hanging interface (9).

3. The locking device for the cylinder according to claim 2, characterized in that: the hitching plate (8) penetrates through the hitching port (9) to be connected with the frame body (1), a hitching hole (10) is formed in the position, corresponding to the locking hole (6), of the hitching plate (8), and the spring pin (7) can penetrate through the locking hole (6) and the hitching hole (10) simultaneously.

4. The locking device for the cylinder according to claim 1, characterized in that: the connecting plate (2) is rotatably connected to the upper end portion of the oil cylinder telescopic rod (4) through a cylindrical pin (11), and the cylindrical pin (11) is arranged in a mounting hole (12) of the connecting plate (2) and can slide along the mounting hole (12) when the connecting plate (2) rotates.

5. The locking device for the cylinder according to claim 4, characterized in that: a flat gasket (13) is arranged between the cylindrical pin (11) and the mounting hole (12), and one end of the cylindrical pin (11) is fixed through a detachable cotter pin (14).

6. The locking device for the cylinder according to claim 1, characterized in that: the locking hole (6) is arranged at one end, far away from the connecting plate (2), of the frame body (1).

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