CN214162796U - Monkey spanner suitable for speed regulator of hydraulic power plant - Google Patents

Abstract

The utility model discloses an adjustable spanner suitable for a hydraulic power plant speed regulator, which comprises a handheld assembly, a handle and a nut, wherein the handheld assembly comprises a screw rod and the handle is connected with the screw rod, the tail end of the handle is provided with a threaded hole, and the screw rod passes through the threaded hole; the clamping assembly comprises a first clamping piece connected with one end of the handle and a second clamping piece detachably connected with the first clamping piece; the first clamping piece is provided with a first clamping surface, and the second clamping piece is provided with a second clamping surface parallel to the first clamping surface; the utility model is connected with a screw at the handle, when the on-off time of the speed regulator is adjusted, the position of the screw contacting with the ground can be used as a reference point, so that the adjustment is more accurate; meanwhile, the wrench can be always clamped on the bolt or the nut and cannot fall off.

Description

Monkey spanner suitable for speed regulator of hydraulic power plant

Technical Field

The utility model belongs to the technical field of the spanner and specifically relates to an adjustable spanner suitable for speed regulator of hydraulic power plant.

Background

The wrench is a common mounting and dismounting tool, and is a manual tool for screwing bolts, screws, nuts and other screw threads to tightly hold open or trepanning fasteners of the bolts or nuts by utilizing the lever principle. The wrench is typically made of structural steel of carbon or alloy material. The wrench is generally provided with an opening or a trepan for holding the bolt or the nut at one end or both ends of the handle portion, and when the wrench is used, the bolt or the nut can be screwed by applying an external force to the handle portion along the rotation direction of the thread. In the process of adjusting the speed regulating nut by operating the startup and shutdown time of the hydraulic power plant speed regulator, the original position of the speed regulator can be changed by a human hand, and no reference point exists, so that the problem of inaccurate speed regulation can be caused; in addition, the common wrench cannot be used in the speed regulating nut for the on-off time of the speed regulator in the hydraulic power plant, and the common wrench cannot be clamped on the bolt or the nut all the time in some special working environments.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract of the specification and the title of the application may be somewhat simplified or omitted to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplification or omission may not be used to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the prior art.

Therefore, the utility model aims to solve the technical problem that ordinary spanner can not use in the speed regulator on & off time speed governing nut of hydraulic power plant, and in some special operational environment, ordinary spanner can not centre gripping on bolt or nut always.

In order to solve the technical problem, the utility model provides a following technical scheme: a monkey wrench suitable for a speed regulator of a hydraulic power plant comprises a handheld assembly, a handle and a nut, wherein the handheld assembly comprises a screw rod and the handle connected with the screw rod, a threaded hole is formed in the tail end of the handle, and the screw rod penetrates through the threaded hole; the clamping assembly comprises a first clamping piece connected with one end of the handle and a second clamping piece detachably connected with the first clamping piece; the first clamping piece is provided with a first clamping surface, and the second clamping piece is provided with a second clamping surface parallel to the first clamping surface.

As an optimized scheme suitable for adjustable spanner of hydraulic power plant's speed regulator, wherein: the second clamping piece is provided with a screw rod perpendicular to the second clamping face, the first clamping piece is provided with a through hole, and the screw rod is located in the through hole.

As an optimized scheme suitable for adjustable spanner of hydraulic power plant's speed regulator, wherein: the lead screw is provided with two parallel limiting surfaces along the axial direction, the distance between the two limiting surfaces is not larger than the diameter of the lead screw, and the shape of the cross section of the through hole is consistent with that of the cross section of the lead screw.

As an optimized scheme suitable for adjustable spanner of hydraulic power plant's speed regulator, wherein: the first clamping piece is provided with a through adjusting groove, the adjusting groove penetrates through the through hole, an adjusting nut is arranged in the adjusting groove, and the adjusting nut is in threaded connection with the screw rod.

As an optimized scheme suitable for adjustable spanner of hydraulic power plant's speed regulator, wherein: the handle is provided with an axial containing hole, the containing hole is connected with the adjusting groove, a transmission rod is arranged in the containing hole, one end of the transmission rod, which is positioned in the adjusting groove, is provided with a friction wheel, and the friction wheel is in friction connection with the surface of the adjusting nut; one end of the handle, which is far away from the clamping assembly, is provided with a second adjusting groove which penetrates through the accommodating hole, and one end of the transmission rod, which is located at the second adjusting groove, is provided with a roller.

As an optimized scheme suitable for adjustable spanner of hydraulic power plant's speed regulator, wherein: the first clamping piece is further provided with an adjusting hole perpendicular to the first clamping face, and a pin shaft is arranged in the adjusting hole.

As an optimized scheme suitable for adjustable spanner of hydraulic power plant's speed regulator, wherein: the adjusting device is characterized in that the opening end of the adjusting hole extends towards the circle center to form a limiting boss, the diameter of the limiting boss is consistent with that of the pin shaft and smaller than that of the adjusting hole, a limiting round table is arranged at one end, located in the adjusting hole, of the pin shaft, and the diameter of the limiting round table is consistent with that of the adjusting hole.

As an optimized scheme suitable for adjustable spanner of hydraulic power plant's speed regulator, wherein: an elastic piece is arranged between the limiting round table and the bottom of the adjusting hole.

As an optimized scheme suitable for adjustable spanner of hydraulic power plant's speed regulator, wherein: the first clamping piece is further provided with an adjusting groove which is the same as the adjusting hole and extends along the axial direction of the adjusting hole, the limiting round platform is radially connected with an adjusting block, and the adjusting block penetrates through the adjusting groove.

As an optimized scheme suitable for adjustable spanner of hydraulic power plant's speed regulator, wherein: the second clamping surface is provided with a positioning groove, and one end of the pin shaft is embedded into the positioning groove.

The utility model has the advantages that: the utility model is connected with a screw at the handle, when the on-off time of the speed regulator is adjusted, the position of the screw contacting with the ground can be used as a reference point, so that the adjustment is more accurate; meanwhile, the wrench can be always clamped on the bolt or the nut and cannot fall off.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic structural diagram of an adjustable wrench suitable for a speed regulator of a hydraulic power plant according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a clamping assembly of an adjustable wrench suitable for a speed regulator of a hydraulic power plant according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a first clamping member of an adjustable wrench suitable for a speed regulator of a hydraulic power plant according to an embodiment of the present invention;

fig. 4 is a schematic perspective sectional view of a first clamping member of an adjustable wrench for a speed regulator of a hydraulic power plant according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the cooperation of the pin shaft in the first clamping member in the adjustable wrench suitable for the speed regulator of a hydraulic power plant according to an embodiment of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of illustration, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Further still, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 3, the present embodiment provides an adjustable wrench suitable for a hydraulic power plant speed regulator, including a handheld assembly 100, where the handheld assembly 100 facilitates an operator to apply force, and includes a screw 101 and a handle 102 connected to the screw 101, a threaded hole 102a is formed at a terminal of the handle 102, and the screw 101 passes through the threaded hole 102 a; wherein screw rod 101 and handle 102 mutually perpendicular, at the in-process of operating the speed regulator on-off time speed governing of hydraulic power plant, because the original position of spanner may be changed to the people's hand, do not have a reference point, screw rod 101 is added at the tip of spanner to this embodiment, when adjusting on-off time, is suitable for the spanner adjusting nut and targets in place the back, connects screw rod 101 at work ground, forms a reference point, is favorable to accurate adjustment on-off time, raises the efficiency.

Specifically, the clamping assembly 200 comprises a first clamping member 201 connected with one end of the screw 101, and a second clamping member 202 detachably connected with the first clamping member 201, wherein the first clamping member 201 and the second clamping member 202 form a structure capable of clamping a bolt to be operated and the like; preferably, the first clamping member 201 is provided with a first clamping surface 201a, and the second clamping member 202 is provided with a second clamping surface 202a parallel to the first clamping surface 201a, wherein the first clamping surface 201a and the second clamping surface 202a are made of 45# medium carbon steel.

Further, the second clamping member 202 is provided with a screw rod 202b perpendicular to the second clamping surface 202a, an external thread is tapped on the surface of the screw rod 202b, the first clamping member 201 is provided with a through hole 201b, the screw rod 202b is located in the through hole 201b, the screw rod 202b can move in the through hole 201b along the axial direction of the through hole 201b, and therefore the distance between the first clamping surface 201a and the second clamping surface 202a is adjusted to adapt to the size of a bolt waiting operation component.

Preferably, the screw rod 202b is provided with two parallel limiting surfaces 202c along the axial direction, and the distance between the two limiting surfaces 202c is not greater than the diameter of the screw rod 202b, so that the screw rod 202b is not a complete cylinder, and correspondingly, the cross section of the through hole 201b is consistent with the cross section of the screw rod 202b, thereby achieving the effect of limiting the rotation of the screw rod 202 b.

Further, the first clamping piece 201 is provided with a through adjusting groove 201c, the adjusting groove 201c penetrates through the through hole 201b, an adjusting nut 203 is arranged in the adjusting groove 201c, and the adjusting nut 203 is in threaded connection with the screw rod 202 b; when the adjusting nut 203 is rotated in the adjusting groove 201c, the adjusting nut 203 is matched with the screw rod 202b, and the circular motion of the adjusting nut 203 is converted into the linear motion of the screw rod 202b along the axial direction, so that the distance between the first clamping surface 201a and the second clamping surface 202a is adjusted.

Preferably, the handle 102 is provided with an accommodating hole 102b along the axial direction, the accommodating hole 102b is connected with the adjusting groove 201c, namely, one end of the accommodating hole 102b leads to the adjusting groove 201c, a transmission rod 103 is arranged in the accommodating hole 102b, one end of the transmission rod 103, which is located at the adjusting groove 201c, is provided with a friction wheel 103a, the surface of the friction wheel 103a has a larger friction coefficient, so that a larger friction force can be provided, the transmission capacity is improved, the surface of the adjusting nut 203 is also subjected to friction treatment, so that the adjusting nut 203 is directly contacted with the friction wheel 103a and generates the friction force for transmission, namely, the friction wheel 103a is in surface friction connection with the adjusting nut 203 for transmission; it should be noted that in the present embodiment, the friction wheel 103a can be replaced by a gear, and the surface of the adjusting nut 203 is also a gear, so that gear transmission can be used.

Further, a second adjusting groove 102c penetrating through the accommodating hole 102b is formed in one end, away from the clamping assembly 200, of the handle 102, a roller 103b is arranged at one end, located at the second adjusting groove 102c, of the transmission rod 103, and the roller 103b is arranged to transmit power to the friction wheel 103a through operation of the roller 103b when the adjustment nut 203 is inconvenient to operate, the friction wheel 103a is in surface friction connection with the adjustment nut 203 for transmission, and the clamping assembly 200 is indirectly adjusted from the far end.

Example 2

Referring to fig. 1 to 5, a second embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that:

the first clamping piece 201 is further provided with an adjusting hole 201d perpendicular to the first clamping face 201a, a pin shaft 204 is arranged in the adjusting hole 201d, when the pin shaft 204 extends out of the adjusting hole 201d and abuts against the second clamping face 202a, the pin shaft 204, the second clamping face 202a, the screw rod 202b and the first clamping face 201a form a closed space, under some special environments, a wrench is required to be sleeved on the bolt or the nut all the time, and then the bolt or the nut is located in the closed space formed by the clamping assembly to prevent the movable wrench from falling off.

Preferably, the opening end of the adjusting hole 201d extends towards the center of the circle to form a limiting boss 201e, the limiting boss 201e is in a circular hole shape, wherein the diameter of the limiting boss 201e is consistent with the diameter of the pin shaft 204 and smaller than the diameter of the adjusting hole 201d, a limiting circular truncated cone 204a is arranged at one end of the pin shaft 204, which is located in the adjusting hole 201d, the limiting boss 201e limits the limiting circular truncated cone 204a to move only in the adjusting hole 201d, so that the pin shaft 204 is prevented from being integrally separated from the adjusting hole 201d, and the diameter of the limiting circular truncated cone 204a is consistent with the diameter of the adjusting hole 201 d.

Preferably, an elastic element 205 is arranged between the limiting circular truncated cone 204a and the bottom of the adjusting hole 201d, the elastic element 205 is preferably a pressure spring, and the elastic force of the elastic element 205 always pushes the pin 204 from the inside of the adjusting hole 201d to the direction of the second clamping surface 202a, so that the pin 204 is in contact with the second clamping surface 202 a.

The first clamping piece 201 is further provided with an adjusting groove 201f which is the same as the adjusting hole 201d and extends axially along the adjusting hole 201d, the limiting circular truncated cone 204a is connected with an adjusting block 204b along the radial direction, and the adjusting block 204b penetrates through the adjusting groove 201f, so that the position of the adjusting block 204b in the adjusting groove 201f can be shifted, and the extending length of the pin shaft 204 can be further adjusted; preferably, the second clamping surface 202a is provided with a positioning groove 202d, and one end of the pin 204 is embedded in the positioning groove 202 d.

The implementation manner of the embodiment is as follows: the embodiment is suitable for the condition that the wrench is always connected with the component to be operated; specifically, firstly, according to the size of the member to be operated, such as the size of a bolt/nut, the adjusting nut 203 is operated to make the distance between the first clamping surface 201a and the second clamping surface 202a consistent with the size of the bolt/nut to be operated, then the adjusting block 204b is operated to make one end of the pin shaft 204 separate from the opening between the first clamping surface 201a and the second clamping surface 202a, the clamping assembly 200 is placed outside the bolt/nut, then the adjusting block 204b is loosened, and under the action of elastic force, the pin shaft 204 is ejected from the adjusting hole 201d and abutted against the positioning groove 202d, so that the clamping of the bolt/nut is completed; when the wrench is removed, the adjusting block 204b is operated.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a monkey spanner suitable for hydroelectricity plant's speed regulator which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the handheld assembly (100) comprises a screw rod (101) and a handle (102) connected with the screw rod (101), wherein a threaded hole (102 a) is formed in the tail end of the handle (102), and the screw rod (101) penetrates through the threaded hole (102 a); and the number of the first and second groups,

the clamping assembly (200) comprises a first clamping piece (201) connected with one end of the handle (102), and a second clamping piece (202) detachably connected with the first clamping piece (201); the first clamping piece (201) is provided with a first clamping surface (201 a), and the second clamping piece (202) is provided with a second clamping surface (202 a) parallel to the first clamping surface (201 a).

2. The adjustable wrench for a speed regulator of a hydraulic power plant according to claim 1, wherein: the second clamping piece (202) is provided with a screw rod (202 b) perpendicular to the second clamping surface (202 a), the first clamping piece (201) is provided with a through hole (201 b) in a penetrating mode, and the screw rod (202 b) is located in the through hole (201 b).

3. The adjustable wrench for a speed regulator of a hydraulic power plant according to claim 2, wherein: the screw rod (202 b) is provided with two parallel limiting surfaces (202 c) along the axial direction, the distance between the two limiting surfaces (202 c) is not larger than the diameter of the screw rod (202 b), and the cross section of the through hole (201 b) is consistent with that of the screw rod (202 b).

4. The adjustable wrench for a speed regulator of a hydraulic power plant according to claim 3, wherein: the first clamping piece (201) is provided with a penetrating adjusting groove (201 c), the adjusting groove (201 c) penetrates through the through hole (201 b), an adjusting nut (203) is arranged in the adjusting groove (201 c), and the adjusting nut (203) is in threaded connection with the screw rod (202 b).

5. The adjustable wrench for a speed regulator of a hydraulic power plant according to claim 4, wherein: the handle (102) is provided with an axial containing hole (102 b), the containing hole (102 b) is connected with the adjusting groove (201 c), a transmission rod (103) is arranged in the containing hole (102 b), one end, located at the adjusting groove (201 c), of the transmission rod (103) is provided with a friction wheel (103 a), and the friction wheel (103 a) is in surface friction connection with the adjusting nut (203);

one end of the handle (102), which is far away from the clamping assembly (200), is provided with a second adjusting groove (102 c) which penetrates through the accommodating hole (102 b), and one end, which is located at the second adjusting groove (102 c), of the transmission rod (103) is provided with a roller (103 b).

6. The adjustable wrench suitable for the speed regulator of the hydraulic power plant according to any one of claims 2 to 5, wherein: the first clamping piece (201) is further provided with an adjusting hole (201 d) perpendicular to the first clamping face (201 a), and a pin shaft (204) is arranged in the adjusting hole (201 d).

7. The adjustable wrench for a speed regulator of a hydraulic power plant according to claim 6, wherein: the adjusting hole (201 d) open end extends to the centre of a circle and is formed with spacing boss (201 e), the diameter of spacing boss (201 e) with the diameter of round pin axle (204) is unanimous and is less than the diameter of adjusting hole (201 d), the one end that round pin axle (204) is located adjusting hole (201 d) is provided with spacing round platform (204 a), the diameter of spacing round platform (204 a) with the diameter of adjusting hole (201 d) is unanimous.

8. The adjustable wrench for a hydro-power plant governor according to claim 7, further comprising: an elastic piece (205) is arranged between the limiting round table (204 a) and the bottom of the adjusting hole (201 d).

9. The adjustable wrench for a hydro-power plant governor according to claim 8, further comprising: first holder (201) still be provided with regulation hole (201 d) the same and follow regulation hole (201 d) axial extension's regulation groove (201 f), spacing round platform (204 a) radially are connected with regulating block (204 b), regulating block (204 b) pass regulation groove (201 f).

10. The adjustable wrench for a hydro-power plant governor according to claim 9, further comprising:

the second clamping surface (202 a) is provided with a positioning groove (202 d), and one end of the pin shaft (204) is embedded into the positioning groove (202 d).

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