CN217992381U - Two-way detachable puller - Google Patents

Abstract

The utility model discloses a two-way can dismantle horse drawn, including the horse drawing seat that is provided with traction portion, sliding connection has two single arms on the horse drawing seat, arbitrary the single arm-drag is done towards or another single arm-drag direction slides dorsad, the one end of single arm-drag has the seat of drawing, the other end has the drag hook, arbitrary the drag hook is done to extend towards or another drag hook direction dorsad, set up on the horse drawing seat and supply to draw the gliding guide way of seat including, the spacing hole of extension is done along its length direction to the tank bottom of guide way seted up, and sliding connection has first screw in the spacing hole, and first screw comprises first screw portion and first rotating portion, set up threaded hole on the seat of drawing, the one end that first screw portion is not connected with first rotating portion passes spacing hole and guide way back threaded connection in proper order on the screw hole, first rotating portion hugs closely on the horse drawing seat. The puller has the characteristics of flexible adjustment, wide application range, complete overall functions and strong practicability.

Description

Two-way detachable puller

Technical Field

The utility model relates to a mechanical equipment technical field, more specifically say, it relates to a two-way can dismantle and draw horse.

Background

The puller is a dismounting tool for dismounting a mechanical valve core, a valve seat, a bearing and a bearing seat, and is mainly used for dismounting the valve core and the valve seat to separate the bearing or the bearing seat from a supporting shaft so as to be convenient for maintaining and replacing the valve and the bearing.

Current draw horse is mostly unable adjustment base's special draw horse, dismantles the in-process in frequent maintenance, if meet not unidimensional case, disk seat, bearing or bearing frame when waiting to dismantle the work piece, need match the draw horse of different model sizes to different work pieces, has restricted work efficiency.

The single puller has insufficient matching property for inner sleeve type and outer sleeve type workpieces. In the face of small workpieces, the sealing requirement is high, so that the workpieces are in tight contact, are stressed greatly, need to be slowly moved out, and have poor integral effect. Therefore, the utility model provides a two-way can dismantle and draw horse.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the above-mentioned prior art, provide a two-way can dismantle and draw the horse, should draw the horse to have and adjust nimble, characteristics that application scope is wide.

In order to solve the technical problem, the purpose of the utility model is to realize like this: the utility model relates to a two-way can dismantle puller, including the puller seat that is provided with traction portion, sliding connection has two single arms on the puller seat, arbitrary the single arm-drag makes towards or another single arm-drag direction slides dorsad, the one end of single arm-drag has the seat of drawing, the other end has the drag hook, arbitrary the drag hook is towards or another drag hook direction makes the extension dorsad, set up on the puller seat and supply to draw gliding guide way including the seat, the spacing hole of making the extension along its length direction is seted up to the tank bottom of guide way, and sliding connection has first screw in spacing downthehole, and first screw comprises first screw portion and first rotating portion, set up threaded hole on the puller seat, threaded connection is on the screw hole behind spacing hole and the guide way passed in proper order in first screw portion one end that is not connected with first rotating portion, first rotating portion hugs closely on the puller seat.

The utility model discloses further set up to: the pull arm is provided with an adjusting nut in threaded connection with the second stud part.

The utility model discloses further set up to: the traction part comprises a traction rod, one end of the traction rod is detachably connected with the puller seat, and the other end of the traction rod is provided with a touch rod.

The utility model discloses further set up to: one end of the traction rod is connected to the puller seat through threads.

The utility model discloses further set up to: the draw bar is sleeved with a movable handle which can slide along the radial direction of the draw bar.

The utility model discloses further set up to: one end of the movable handle, which is back to the puller seat, is provided with a limiting part arranged on the traction rod.

The utility model discloses further set up to: the movable handle is provided with a holding groove.

To sum up, the utility model discloses following beneficial effect has:

1. the multiple components are detachable, and the assembly position of the puller can be flexibly adjusted according to the size of a workpiece;

2. the holding is comfortable, the force application is convenient, and the lifting action is convenient to implement;

3. the space between the draw hooks is adjustable, so that the draw hooks are suitable for being detached and used for workpieces with different diameters;

4. the draw hook is adjustable in direction, so that the draw hook is suitable for being used for disassembling inner sleeve type workpieces and outer sleeve type workpieces;

5. the traction part adopts a slender structure, is long in length, and can be detachably provided with deeper workpieces such as valve seats and the like;

6. the pull arm can rotate relative to the movable handle, so that the workpiece can be conveniently detached.

Drawings

FIG. 1 is a schematic view of the structure of the combined state of the present invention;

FIG. 2 is a schematic structural view of the present invention in an exploded state;

fig. 3 is a schematic structural view of the puller seat according to the present invention;

fig. 4 is a schematic structural diagram of the present invention for embodying the drag arm;

fig. 5 is a schematic structural diagram of another combination state of the present invention.

Detailed Description

In order to better understand the technical solutions of the present invention for those skilled in the art, the following preferred embodiments of the present invention are described in conjunction with the specific examples, but it should be understood that these descriptions are only for the purpose of further explaining the features and advantages of the present invention, and are not intended to limit the patent requirements of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The invention will be further described with reference to the accompanying drawings and preferred embodiments.

Example 1

Referring to fig. 1 to 5, the two-way detachable extractor according to the embodiment includes an extractor base 1 provided with a traction portion, the extractor base 1 is connected with two arms 2 in a sliding manner, any arm 2 slides towards or away from another arm 2, one end of the arm 2 is provided with an extractor base 3, the other end of the arm is provided with a drag hook 4, any drag hook 4 extends towards or away from another drag hook 4, the extractor base 1 is provided with a guide groove 5 for the extractor base 3 to slide, the bottom of the guide groove 5 is provided with a limit hole 6 extending along the length direction of the guide groove, the limit hole 6 is connected with a first screw in a sliding manner, the first screw is composed of a first screw portion 7 and a first rotating portion 8, the extractor base 3 is provided with a threaded hole 9, one end of the first screw portion 7, which is not connected with the first rotating portion 8, sequentially passes through the limit hole and the guide groove and then is connected to the threaded hole 9, and the first rotating portion 8 is tightly attached to the extractor base 1.

Further, the pull arm device further comprises a second screw, the second screw comprises a second screw column portion 10, and an adjusting nut 11 in threaded connection with the second screw column portion 10 is arranged on the pull arm 2.

Furthermore, the traction part comprises a traction rod 12, one end of the traction rod 12 is detachably connected with the puller seat, and the other end of the traction rod is provided with a collision rod 13.

Further, one end of the traction rod 12 is connected to the puller seat 1 in a threaded manner.

Furthermore, a movable handle 14 sliding along the radial direction is sleeved on the traction rod 12.

Furthermore, a limiting part 15 arranged on the traction rod 12 is arranged at one end of the movable handle 14 back to the puller seat 1.

Further, a holding groove 16 is formed on the movable handle 14.

In this embodiment, at first, arbitrary drag hook 4 is to extending (as shown in fig. 1) to another drag hook 4 direction dorsad, and it is when dismantling the use to the big or small work piece of different diameters, can loosen first screw, makes and draws seat 3 to slide in guide way 5 to this interval between adjusting two drag hooks 4, thereby reach the effect that adapts to the big or small work piece of different diameters and dismantle the use, wait to adjust to finish the back, it can to tighten first screw once more.

If the state shown in fig. 1 needs to be changed to the state shown in fig. 5, the first screw can be unscrewed or screwed down until the pull seat 3 can be pulled out of the guide groove 5 and rotated 180 degrees, and then assembled into the guide groove 5, so that any one of the hooks 4 extends in a direction facing the other hook 4, and then the first screw is screwed or screwed up, thereby achieving the effect of changing the disassembly mode.

Wherein, the distance between the two pull arms 2 can be adjusted by rotating the second screw in the state of loosening the first screw.

The utility model relates to a bidirectional detachable puller, which realizes the disassembly of a plurality of components and can flexibly adjust the assembly position of the puller according to the size of a workpiece; the holding is comfortable, the force application is convenient, and the lifting action is convenient to implement; the space between the draw hooks is adjustable, so that the draw hooks are suitable for being detached and used for workpieces with different diameters; the direction of the draw hook is adjustable, so that the draw hook is suitable for disassembling and using inner sleeve type workpieces and outer sleeve type workpieces; the traction part adopts a slender structure, is long in length, and can be detachably provided with deeper workpieces such as valve seats and the like; and the pull arm is rotatable relative to the movable handle, so that the workpiece is convenient to disassemble, the whole function is complete, and the practicability is high.

Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the actual shown orientation or positional relationship, it is only for the convenience of describing the present invention and simplifying the description, but it does not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation and be operated, therefore, the terms describing the orientation or positional relationship in the present invention are only used for exemplary illustration and are not to be construed as limiting the present patent, and those skilled in the art can understand the specific meaning of the above terms according to the specific circumstances in combination with the embodiments.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims (7)

1. The utility model provides a two-way can dismantle and draw horse, is including being provided with the horse seat that draws of traction portion, its characterized in that: sliding connection has two single arms on the stand of horse drawing, arbitrary the single arm makes towards or slides in another single arm-drawing direction dorsad, the one end of single arm-drawing has the stand of drawing, the other end has the drag hook, arbitrary the drag hook is towards or extends in another drag hook direction dorsad, set up on the stand of horse drawing and supply to draw the seat and make gliding guide way including, the spacing hole of extension is seted up along its length direction to the tank bottom of guide way, and spacing downthehole sliding connection has first screw, and first screw comprises first screw portion and first rotating portion, set up threaded hole on the stand of drawing, the one end that first screw portion is not connected with first rotating portion passes spacing hole and guide way back threaded connection in proper order on the screw hole, first rotating portion hugs closely on the stand of horse drawing.

2. The bidirectional detachable puller according to claim 1, wherein: the pull arm is provided with an adjusting nut in threaded connection with the second stud part.

3. The bidirectional detachable puller according to claim 1 or 2, wherein: the traction part comprises a traction rod, one end of the traction rod is detachably connected with the puller seat, and the other end of the traction rod is provided with a touch rod.

4. The bidirectional detachable puller according to claim 3, wherein: one end of the traction rod is connected to the puller seat through threads.

5. The bidirectional detachable puller according to claim 4, wherein: the draw bar is sleeved with a movable handle which can slide along the radial direction of the draw bar.

6. The bidirectional detachable puller according to claim 5, wherein: one end of the movable handle, which is back to the puller seat, is provided with a limiting part arranged on the traction rod.

7. The bidirectional detachable puller according to claim 6, wherein: the movable handle is provided with a holding groove.

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