CN215715176U

CN215715176U - Novel probe rod clamp holder

Info

Publication number: CN215715176U
Application number: CN202121672962.3U
Authority: CN
Inventors: 叶灵迪; 叶水青
Original assignee: Taizhou Dixin Investigation Instruments Co ltd
Current assignee: Taizhou Dixin Investigation Instruments Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-02-01
Anticipated expiration: 2031-07-22
Also published as: WO2023000395A1

Abstract

The utility model discloses a novel probe rod holder, which comprises a holding part; the clamping part comprises a shell, a slip seat and a slip; the shell is provided with a clamping hole, a plurality of slip seats are arranged around the clamping hole, and each slip seat is correspondingly provided with a slip. A power section; the power part comprises hydraulic cylinders, and the number of the hydraulic cylinders corresponds to that of the slip seats; the telescopic rod of each hydraulic cylinder extends into the shell from the side wall of the shell and is connected with the corresponding slip seat so as to push the slip seat to slide in the shell. In the utility model, the power part with the hydraulic cylinder and the clamping part are two independent bodies, and when a force is applied to the probe rod after the probe rod is clamped, the force applied to the probe rod is sequentially transferred by slips, a slip seat, a telescopic rod and a shell; and the pneumatic cylinder itself does not receive the influence of slips centre gripping, when the slips received the damage, more convenient easy to the change of slips, and independent pneumatic cylinder can reduce the loss.

Description

Novel probe rod clamp holder

Technical Field

The utility model relates to the field of machinery, in particular to a novel probe rod holder.

Background

The prior probe rod holder is generally of a clamping plate type and a screw slip type. For the clamping plate type, the lower end of the external thread at one end of the probe rod is provided with an inward protrusion, and the clamping plate is clamped from the inward protrusion and connected with the probe rod. For the screw slip type, slips are arranged in a clamp, the screws are screwed up manually through outer screws of the clamp, so that the slips in the clamp a probe rod and easily clamp fingers of an operator, and the screw slip type clamp is time-consuming and labor-consuming to use, high in labor intensity and easy to slip; the present company therefore applies for a hydraulic probe holder as shown in fig. 1, whose working principle is: hydraulic oil enters the inner cavity of the cylinder body 1 from a hydraulic oil inlet and outlet of the cylinder body 1, and the hydraulic oil drives the piston ring 6 in the inner cavity of the cylinder body 1 to move up and down; when the piston ring 6 moves upwards, the piston ring 6 tightens three flaps of the slips 5 to clamp the probe rod; when the piston ring 6 moves downwards, the piston ring 6 separates the three pieces of the slips 5 to release the probe rod; when the hydraulic clamp in the figure 1 is used, once the slips are damaged, the piston rod can be damaged by impact, and the hydraulic cylinder can be damaged to be incapable of maintenance, so that the damage is serious.

Moreover, the diameter of the conventional commonly used probe rod is 36mm or 40mm, and when the diameter of the probe rod is changed, a sleeve matched with the probe rod is sometimes required to be replaced; the gripper in the prior art needs to replace slips; slips are inconvenient to replace, and the working efficiency is affected.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a novel probe holder that solves one or more of the problems set forth above.

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

a novel probe holder comprises

A clamping portion; the clamping part comprises a shell, a slip seat and a slip; the shell is provided with a clamping hole, a plurality of slip seats are arranged around the clamping hole, and each slip seat is correspondingly provided with a slip;

a power section; the power part comprises hydraulic cylinders, and the number of the hydraulic cylinders corresponds to that of the slip seats; and the telescopic rod of each hydraulic cylinder extends into the shell from the side wall of the shell and is connected with the corresponding slip seat so as to push the slip seat to slide in the shell.

Further: the slip seat is arranged around the clamping hole at equal intervals.

Further: the slips comprise end faces, clamping grooves are formed in the end faces, and the end faces are opposite to enable the clamping grooves to be hooped around the probe rod.

Further: and the opposite surfaces of the slips are respectively provided with a clamping groove.

Further: the clamping groove is an arc-shaped groove.

Further: the inner surface of the clamping groove is provided with anti-skid lines.

Further: the slip seat comprises a first slip seat and a second slip seat, wherein the first slip seat is correspondingly provided with a first slip, and the second slip seat is correspondingly provided with a second slip; the power part comprises a first hydraulic cylinder and a second hydraulic cylinder; the first hydraulic cylinder is correspondingly connected with the first slip seat; and the second hydraulic cylinder is correspondingly connected with the second slip seat.

Further: and a hydraulic lock is arranged on the pipeline of the hydraulic cylinder.

Further: and a connecting lug plate is arranged on the shell.

Further: the diameter of the probe used in conjunction with the slips is 36mm or 40 mm.

Further: the diameter of a protective pipe matched with the slip is 63.5 mm.

The utility model has the technical effects that:

in the utility model, the power part with the hydraulic cylinder and the clamping part are two independent bodies, and when axial force is applied to the probe rod after the probe rod is clamped, the force applied to the probe rod is sequentially transferred to the slips, the slip seat and the shell; the telescopic rod which only clamps the radial force on the probe rod is not influenced by the axial force of the probe rod, so that the use safety of the telescopic rod is ensured, the hydraulic cylinder is not influenced by clamping of the slips, when the slips or the slip seat or the shell are damaged, the replacement and the maintenance are more convenient and easier, and the loss can be reduced by the independent hydraulic cylinder;

in addition, in the utility model, the slips do not need to be replaced, the relative sliding of a plurality of slips can be adjusted along with the diameter of the probe rod, the adjusting range is large, the applicability is good, and the slips can be matched with the probe rods with the diameters of 36mm and 40mm simultaneously for use without replacing the slips; meanwhile, the 63.5mm protective pipe can be clamped without replacing slips.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

In the drawings:

FIG. 1 is a schematic view of a prior art gripper configuration;

reference numerals in figure 1: 1 is the cylinder body, 2 is the upper cover, 3 is the lower cover, 4 is the stop collar, 5 is the slips, 6 is the piston ring.

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic cross-sectional view of FIG. 2;

FIG. 4 is a schematic illustration of the exploded structure of FIG. 2;

FIG. 5 is a schematic top view of the structure of FIG. 2;

FIG. 6 is a schematic structural view of a second embodiment of the present invention;

wherein the following reference numerals are included in figures 2-6:

a shell 100, a connecting lug 101, a clamping hole 102, a shell 103, a slip seat 104 and slips 105;

the power part 200, the hydraulic lock 201, the hydraulic cylinder 202 and the telescopic rod 203.

Detailed Description

The present invention will now be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided only for the purpose of illustrating the present invention and are not to be construed as unduly limiting the utility model.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

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.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

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.

A novel probe holder comprises

A clamping portion; the clamping part comprises a shell, a slip seat and a slip; and a connecting lug plate is arranged on the shell. The shell is provided with a clamping hole, a plurality of slip seats are arranged around the clamping hole, and each slip seat is correspondingly provided with a slip.

In the utility model, clamping grooves are respectively arranged on the opposite surfaces of the slips according to the shape of the cross section of the probe rod. More preferably, the clamping groove is an arc-shaped groove. The inner surface of the clamping groove is provided with anti-skid lines. The anti-slip lines can be raised or rubber pads are added in the clamping grooves, and are not limited herein.

Preferably, the slip seat is arranged around the clamping hole at equal intervals.

The slip seat is arranged around the clamping hole at equal intervals, so that the clamping stress of the probe rod can be effectively ensured to be uniform, and the stability and reliability of clamping are ensured.

Preferably, the probe rod comprises an end face, wherein the end face is provided with a clamping groove, and the clamping grooves are hooped around the probe rod by the end faces oppositely.

The clamping groove and the end face can respectively clamp the rod piece, and the diameter change of the clamping rod piece is improved.

A power section; the power part comprises hydraulic cylinders, and the number of the hydraulic cylinders corresponds to that of the slip seats; and the telescopic rod of each hydraulic cylinder extends into the shell from the side wall of the shell and is connected with the corresponding slip seat so as to push the slip seat to slide in the shell. And a hydraulic lock is arranged on a pipeline of the hydraulic cylinder, and the hydraulic lock ensures the use safety.

In the utility model, the power part and the slips are completely divided into two independent parts, when the slips are stressed, the hydraulic cylinder is not stressed, once the slips are damaged, the hydraulic cylinder is not affected, and the assembly, the maintenance and the replacement of the whole device are more convenient.

In addition, when the clamping device is used for clamping the feeler levers with different diameters, the slips are driven by different telescopic rods to be adjusted together, so that the circumferential stress of the feeler levers can be ensured to be uniform while the synchronism is good.

In the utility model, when the probe rod with the diameter of 36mm is replaced to the probe rod with the diameter of 40mm, the clamping can be realized only by adjusting the distance between the slips without replacing the slips, the process of replacing the probe rod is simple and quick, the working efficiency is improved, and the use of spare and accessory parts is reduced.

When the protective pipe is used, the end face of the slip can be matched and clamped with the protective pipe, so that the slip does not need to be replaced, and the rod piece with a larger size can be clamped and used.

In the device, the hydraulic cylinder corresponding to each slip realizes the automatic adjustment of the clamping of the slips, and the adjustment is rapid and stable.

The number of the adjusting part and the power part is adjusted according to the number of the slips, and is not limited.

In addition, in the utility model, the specific shape of the shell is not limited, and the shell is adjusted according to the actual use position, preferably square, so that the transportation and installation are convenient; other shapes such as circular or polygonal are possible.

When the diameter of the clamping hole is not matched with the diameter of the probe rod, the shell can be directly replaced or the diameter of the clamping hole can be enlarged.

Example one

As shown in fig. 2 to 5, in the present embodiment, the slip bowl includes a first slip bowl and a second slip bowl, the first slip bowl is correspondingly provided with a first slip, and the second slip bowl is correspondingly provided with a second slip; the power part comprises a first hydraulic cylinder and a second hydraulic cylinder; the first hydraulic cylinder is correspondingly connected with the first slip seat; and the second hydraulic cylinder is correspondingly connected with the second slip seat.

In the embodiment, the shell is a square with two open ends, and the two open ends are respectively provided with the hydraulic cylinders; when the clamping fixture is used, the feeler lever is inserted into the clamping hole, and the hydraulic cylinders on the two sides synchronously drive the slips to clamp the feeler lever so as to fix the feeler lever.

Example two

As shown in fig. 6, in this embodiment, there are three hydraulic cylinders, each hydraulic cylinder corresponds to a slip seat, and the slip seats are trisected around the clamping hole, so as to realize three-point clamping of the probe rod, and the probe rod with a larger size can be clamped more stably.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel probe rod holder is characterized in that: comprises that

2. The novel probe holder of claim 1, wherein: the slip seat is arranged around the clamping hole at equal intervals.

3. The novel probe holder of claim 1, wherein: the slips comprise end faces, clamping grooves are formed in the end faces, and the end faces are opposite to enable the clamping grooves to be hooped around the probe rod.

4. The novel probe holder of claim 3, wherein: the clamping groove is an arc-shaped groove.

5. The novel probe holder of claim 3, wherein: the inner surface of the clamping groove is provided with anti-skid lines.

6. The novel probe holder of claim 1 or 2, characterized in that: the slip seat comprises a first slip seat and a second slip seat, wherein the first slip seat is correspondingly provided with a first slip, and the second slip seat is correspondingly provided with a second slip; the power part comprises a first hydraulic cylinder and a second hydraulic cylinder; the first hydraulic cylinder is correspondingly connected with the first slip seat; and the second hydraulic cylinder is correspondingly connected with the second slip seat.

7. The novel probe holder of claim 1, wherein: and a hydraulic lock is arranged on the pipeline of the hydraulic cylinder.

8. The novel probe holder of claim 1, wherein: and a connecting lug plate is arranged on the shell.

9. The novel probe holder of claim 4, wherein: the diameter of the probe used in conjunction with the slips is 36mm or 40 mm.

10. The novel probe holder of claim 4, wherein: the diameter of a protective pipe matched with the slip is 63.5 mm.