CN218639540U

CN218639540U - General striking formula pin pulling instrument

Info

Publication number: CN218639540U
Application number: CN202221947938.0U
Authority: CN
Inventors: 徐强; 宗京波; 于文成
Original assignee: Confluence River Power Plant Of Hulunbuir Antai Thermal Power Co ltd
Current assignee: Confluence River Power Plant Of Hulunbuir Antai Thermal Power Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-03-17
Anticipated expiration: 2032-07-27

Abstract

The utility model discloses a general impact pin pulling tool, which comprises an installation component, a pin pulling component and a pin pulling component, wherein the installation component comprises an installation screw rod and a fixed head arranged above the installation screw rod; and the impact assembly is arranged above the fixed head and comprises a fixed rod arranged above the fixed head, a sliding barrel arranged outside the fixed rod, a handle arranged outside the sliding barrel, an impact block arranged at the top of the sliding barrel and a baffle arranged at the top of the fixed rod, the installation screw comprises a fixed disk arranged at the top, and the fixed disk is positioned below the fixed head. The device has solved current steam turbine all a lot of sliding pin systems, and when overhauing the steam turbine, the sliding pin is extremely difficult in case the card is died to extract, and the reason that is difficult to extract is that the tight power of sliding pin is too big, corrosion, geographical position are unfavorable for the pin and extract etc. lead to bringing very big inconvenient problem for the maintainer.

Description

General striking type pin pulling tool

Technical Field

The utility model relates to a steam turbine maintenance technical field, especially a general striking formula pull out round pin instrument.

Background

The steam turbine is also called as a steam turbine engine, and is a rotary steam power device, high-temperature and high-pressure steam passes through a fixed nozzle to become accelerated airflow and then is sprayed onto blades, so that a rotor provided with a blade row rotates and does work outwards, the steam turbine is main equipment of a modern thermal power plant and is also used in metallurgical industry, chemical industry and ship power devices, a generating set of the power plant bears the heat supply task of a city area, each steam turbine is provided with a plurality of sliding pin systems, including transverse pins, longitudinal pins, vertical pins and the like, which have different functions and are very important for the steam turbine, the thermal expansion of the turbine is guaranteed, the equipment is positioned, and when the equipment is overhauled, the sliding pins are very difficult to be pulled out once being clamped, and the reasons of difficult pulling out are that the sliding pin tightening force is too large, the corrosion is caused by geographic positions which are not beneficial to pulling out pins, and the like, so that great inconvenience is brought to overhaul personnel.

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. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems with the prior art universal impact pin removal tools.

Therefore, the utility model aims to solve the problem that every steam turbine all has a lot of sliding pin systems, have the horizontal round pin, indulge the round pin, found the round pin etc. they are used differently, very important to the steam turbine, it is expanded to guarantee the unit heating, have to fix a position equipment, and when overhauing equipment, these sliding pins in case the card is died to extract very difficultly, the reason that is difficult to extract is that sliding pin tight power is too big, the corrosion, geographical position is unfavorable for the pin to extract etc. lead to bringing very big inconvenience for the maintainer.

In order to solve the technical problem, the utility model provides a following technical scheme: a general impact pin pulling tool comprises a mounting assembly, a pin pulling assembly and a pin pulling assembly, wherein the mounting assembly comprises a mounting screw rod and a fixing head arranged above the mounting screw rod; and the impact assembly is arranged above the fixed head and comprises a fixed rod arranged above the fixed head, a sliding barrel arranged outside the fixed rod, a handle arranged outside the sliding barrel, an impact block arranged at the top of the sliding barrel and a baffle arranged at the top of the fixed rod.

As a preferred scheme of general striking formula pulling pin instrument, wherein: the mounting screw comprises a fixed disc arranged at the top, and the fixed disc is positioned below the fixed head.

As a preferred scheme of general striking formula's pulling pin instrument, wherein: the mounting screw rod further comprises a mounting groove arranged in the fixed disc.

As a preferred scheme of general striking formula pulling pin instrument, wherein: the mounting screw rod is further provided with a mounting block arranged at the top, and the outer side of the mounting block is in sliding fit with the inner wall of the mounting groove.

As a preferred scheme of general striking formula pulling pin instrument, wherein: the mounting screw further comprises a first screw arranged at the bottom of the fixed head.

As a preferred scheme of general striking formula pulling pin instrument, wherein: the mounting screw rod further comprises a first mounting hole formed in the mounting block, and the outer side of the first screw rod is in threaded fit with the inner wall of the first mounting hole.

As a preferred scheme of general striking formula pulling pin instrument, wherein: the fixing head comprises a knob arranged at the top and a second screw arranged at the bottom of the fixing rod.

As a preferred scheme of general striking formula pulling pin instrument, wherein: the fixed head further comprises a second mounting hole formed in the knob, and the outer side of the second screw is in threaded fit with the inner wall of the second mounting hole.

As a preferred scheme of general striking formula pulling pin instrument, wherein: the baffle is including setting up in the recess at top to and set up in the inside fixing bolt of recess.

As a preferred scheme of general striking formula's pulling pin instrument, wherein: the baffle is characterized by further comprising a threaded hole formed in the top of the fixing rod, and the outer side of the fixing bolt is in threaded fit with the inner wall of the threaded hole.

The utility model discloses beneficial effect does: the utility model discloses a set up the installation component, connect fixedly the pin that needs were extracted, through setting up the striking subassembly, played the impact force that produces through the striking, extract the dead pin of card, improved staff's maintenance efficiency greatly.

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 description below 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 the drawings without inventive labor. Wherein:

fig. 1 is a block diagram of a general impact pin extractor tool.

FIG. 2 is a block diagram of a striking assembly of a universal striking pin remover.

Fig. 3 is a structural view of a mounting screw and a fixing head of a general impact type pin pulling tool.

Fig. 4 is a block diagram of a general impact pin extractor.

Detailed Description

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

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the present invention. 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, fig. 2, fig. 3 and fig. 4, for the utility model discloses a first embodiment, this embodiment provides a general striking formula instrument of pulling out, and general striking formula instrument of pulling out includes installation component 100 and striking component 200, through setting up installation component 100, connects fixedly to the pin that needs were extracted, through setting up striking component 200, has played the impact force that produces through the striking, extracts the dead pin of card, has improved staff's maintenance efficiency greatly.

Specifically, the mounting assembly 100 includes a mounting screw 101 and a fixing head 102 disposed above the mounting screw 101. Through setting up installation screw 101, installation screw 101 carries out threaded connection with the pin to with installation screw 101 fixed mounting in the inside of pin, to the pin accessible drilling tapping that does not have the internal thread, can use forever, fixed head 102 is connected with installation screw 101.

Preferably, the striking assembly 200, disposed above the fixed head 102, includes a fixed rod 201 disposed above the fixed head 102, a sliding barrel 202 disposed outside the fixed rod 201, a handle 203 disposed outside the sliding barrel 202, a striking block 204 disposed at the top of the sliding barrel 202, and a baffle 205 disposed at the top of the fixed rod 201. The top of the fixed head 102 is provided with a fixed rod 201, the outer side of the fixed rod 201 is connected with a sliding barrel 202 in a sliding mode, the outer side of the sliding barrel 202 is fixedly connected with a handle 203, the top of the sliding barrel 202 is fixedly connected with an impact block 204, the top of the fixed rod 201 is provided with a baffle 205, after the installation screw 101 is fixed in the pin, the sliding barrel 202 is driven by the moving handle 203 to move, so that the impact block 204 at the top of the sliding barrel 202 collides with the baffle 205, impact force generated by the impact is transmitted to the pin along the fixed rod 201 and the installation screw 101, and the pin is pulled out.

When the installation screw 101 is used, the installation screw 101 is in threaded connection with a pin, so that the installation screw 101 is fixedly installed inside the pin, the pin without an internal thread can be drilled and tapped and can be used permanently, the fixed head 102 is connected with the installation screw 101, the fixed rod 201 is arranged at the top of the fixed head 102, the sliding cylinder 202 is connected to the outer side of the fixed rod 201 in a sliding mode, the handle 203 is fixedly connected to the outer side of the sliding cylinder 202, the impact block 204 is fixedly connected to the top of the sliding cylinder 202, the baffle 205 is arranged at the top of the fixed rod 201, after the installation screw 101 is fixed in the pin, the sliding cylinder 202 is driven by the moving handle 203 to move, so that the impact block 204 at the top of the sliding cylinder 202 collides with the baffle 205, impact force generated by the impact is transmitted to the pin along the fixed rod 201 and the installation screw 101, and the pin is pulled out.

Example 2

Referring to fig. 1 to 3, the present embodiment is based on the previous embodiment, which is a second embodiment of the present invention.

Specifically, the mounting screw 101 includes a fixed disk 101a disposed at the top, and the fixed disk 101a is located below the fixing head 102. The top of the mounting screw 101 is provided with a fixed disk 101a.

Preferably, the mounting screw 101 further includes a mounting groove 101b provided inside the fixed disk 101a. The fixed disk 101a has a mounting groove 101b formed therein.

Preferably, the mounting screw 101 further comprises a mounting block 101c disposed at the top, and the outer side of the mounting block 101c is slidably engaged with the inner wall of the mounting groove 101b. The top fixedly connected with installation piece 101c of installing screw 101, installation screw 101 carries out the joint through installation piece 101c and the inside mounting groove 101b of fixed disk 101a to make the staff can drive installation screw 101 through rotating fixed disk 101a and rotate, conveniently carry out threaded connection with installing screw 101 and pin.

Preferably, the mounting screw 101 further includes a first screw 101d disposed at the bottom of the fixing head 102. The bottom of the fixing head 102 is fixedly connected with a first screw 101d.

Preferably, the mounting screw 101 further includes a first mounting hole 101e disposed inside the mounting block 101c, and an outer side of the first screw 101d is in threaded engagement with an inner wall of the first mounting hole 101 e. The first mounting hole 101e is formed in the mounting block 101c, and after the mounting screw 101 is fixed, the first screw 101d at the bottom of the fixing head 102 is in threaded connection with the first mounting hole 101e at the top of the mounting block 101c, so that the fixing head 102 is fixedly mounted at the top of the fixed disk 101a, and the mounting screw 101 and the fixed disk 101a are fixed.

When the installation screw 101 is used, the installation screw 101 is in threaded connection with a pin, so that the installation screw 101 is fixedly installed inside the pin, the pin without an internal thread can be drilled and tapped and can be permanently used, the fixed head 102 is connected with the installation screw 101, the top of the fixed head 102 is provided with a fixed rod 201, the outer side of the fixed rod 201 is slidably connected with a sliding cylinder 202, the outer side of the sliding cylinder 202 is fixedly connected with a handle 203, the top of the sliding cylinder 202 is fixedly connected with an impact block 204, the top of the fixed rod 201 is provided with a baffle 205, after the installation screw 101 is fixed in the pin, the sliding cylinder 202 is driven to move by moving the handle 203, so that the impact block 204 at the top of the sliding cylinder 202 collides with the baffle 205, impact force generated by the collision is transmitted to the pin along the fixed rod 201 and the installation screw 101, so that the pin is pulled out, the top of the installation screw 101c is fixedly connected with an installation block 101c, the installation screw 101c is in clamping connection with an installation groove 101b inside of the installation screw 101a through the installation block 101c, so that a worker can drive the installation screw 101 to rotate the installation screw 101a through a rotation of the fixed plate 101a, so as to conveniently connect the installation screw 101c with a first fixed head, and install the first fixed head of the first installation screw 101a, and the first fixed head, and the first installation screw 101a fixed plate 101a fixed head, and the first installation screw 101a fixed plate 101c, and the first installation screw 101a fixed plate 101.

Example 3

Referring to fig. 1 to 4, a third embodiment of the present invention is based on the first two embodiments.

Specifically, the fixing head 102 includes a knob 102a disposed at the top, and a second screw 102b disposed at the bottom of the fixing rod 201. The knob 102a is fixedly connected to the top of the fixing head 102, so that a worker can conveniently drive the fixing head 102 to rotate by rotating the knob 102a, the fixing head 102 can be conveniently mounted and dismounted, and the bottom of the fixing rod 201 is fixedly connected with the second screw rod 102b.

Preferably, the fixing head 102 further includes a second mounting hole 102c disposed inside the knob 102a, and an outer side of the second screw 102b is in threaded engagement with an inner wall of the second mounting hole 102 c. The fixing rod 201 is in threaded connection with the second mounting hole 102c inside the knob 102a through the second screw 102b at the bottom, so that the fixing rod 201 is fixedly mounted at the top of the knob 102a, the whole assembly is completed, and the fixing rod is convenient for workers to mount and dismount through a threaded mode.

Preferably, the baffle 205 includes a groove 205a disposed at the top, and a fixing bolt 205b disposed inside the groove 205 a. The baffle 205 is provided with a groove 205a inside, and the groove 205 is provided with a fixing bolt 205b inside.

Preferably, the baffle 205 further comprises a threaded hole 205c disposed at the top of the fixing rod 201, and the outer side of the fixing bolt 205b is in threaded engagement with the inner wall of the threaded hole 205 c. The fixing bolt 205b penetrates through the inside of the baffle 205, and the fixing bolt 205b is positioned inside the groove 205a, and the fixing bolt 205b is rotated by a socket wrench to be in threaded connection with the threaded hole 205c at the top of the fixing rod 201, so that the baffle 205 is fixedly installed at the top of the fixing rod 201.

When in use, the installation screw 101 is arranged, the installation screw 101 is in threaded connection with a pin, so that the installation screw 101 is fixedly installed inside the pin, the pin without internal threads can be drilled and tapped and can be permanently used, the fixed head 102 is connected with the installation screw 101, the top of the fixed head 102 is provided with a fixed rod 201, the outer side of the fixed rod 201 is slidably connected with a sliding cylinder 202, the outer side of the sliding cylinder 202 is fixedly connected with a handle 203, the top of the sliding cylinder 202 is fixedly connected with an impact block 204, the top of the fixed rod 201 is provided with a baffle 205, after the installation screw 101 is fixed in the pin, the sliding cylinder 202 is driven by moving the handle 203 to move, so that the impact block 204 at the top of the sliding cylinder 202 collides with the baffle 205, the impact force generated by the collision is transmitted to the pin along the fixed rod 201 and the installation screw 101, so that the pin is pulled out, the top of the installation screw 101 is fixedly connected with an installation block 101c, the mounting screw 101 is clamped with the mounting groove 101b in the fixed disk 101a through the mounting block 101c, so that a worker can drive the mounting screw 101 to rotate by rotating the fixed disk 101a, the mounting screw 101 is conveniently in threaded connection with a pin, the mounting block 101c is internally provided with a first mounting hole 101e, after the mounting screw 101 is fixed, the first screw 101d at the bottom of the fixing head 102 is in threaded connection with the first mounting hole 101e at the top of the mounting block 101c, so that the fixing head 102 is fixedly mounted at the top of the fixed disk 101a, the mounting screw 101 and the fixed disk 101a are fixed, the top of the fixing head 102 is fixedly connected with a knob 102a, the worker can conveniently drive the fixing head 102 to rotate by rotating the knob 102a, the fixing head 102 is conveniently mounted and dismounted, the bottom of the fixing rod 201 is fixedly connected with a second screw 102b, the fixing rod 201 is in threaded connection with the second mounting hole 102c inside the knob 102a through the second screw 102b at the bottom, so that the fixing rod 201 is fixedly mounted at the top of the knob 102a, the whole assembly is completed, the fixing bolt 205b is convenient for workers to mount and dismount in a threaded mode, penetrates through the inside of the baffle plate 205 and is located inside the groove 205a, the fixing bolt 205b is rotated through a socket wrench to be in threaded connection with the threaded hole 205c at the top of the fixing rod 201, and the baffle plate 205 is fixedly mounted at the top of the fixing rod 201.

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

1. The utility model provides a general striking formula pulling pin instrument which characterized in that: comprises the steps of (a) preparing a substrate,

the mounting assembly (100) comprises a mounting screw (101) and a fixing head (102) arranged above the mounting screw (101); and the number of the first and second groups,

the impact assembly (200) is arranged above the fixed head (102) and comprises a fixed rod (201) arranged above the fixed head (102), a sliding barrel (202) arranged outside the fixed rod (201), a handle (203) arranged outside the sliding barrel (202), an impact block (204) arranged at the top of the sliding barrel (202) and a baffle (205) arranged at the top of the fixed rod (201).

2. The universal impact pin extractor tool of claim 1 further comprising: the mounting screw (101) comprises a fixed disc (101 a) arranged at the top, and the fixed disc (101 a) is positioned below the fixed head (102).

3. The universal impact pin extractor tool of claim 2 wherein: the mounting screw (101) further comprises a mounting groove (101 b) arranged in the fixed disc (101 a).

4. The universal impact pin extractor tool of claim 3 wherein: the mounting screw rod (101) further comprises a mounting block (101 c) arranged at the top, and the outer side of the mounting block (101 c) is in sliding fit with the inner wall of the mounting groove (101 b).

5. The universal impact pin extractor tool of claim 4, wherein: the mounting screw (101) further comprises a first screw (101 d) arranged at the bottom of the fixing head (102).

6. The universal impact pin extractor tool of claim 5, wherein: the mounting screw rod (101) further comprises a first mounting hole (101 e) formed in the mounting block (101 c), and the outer side of the first screw rod (101 d) is in threaded fit with the inner wall of the first mounting hole (101 e).

7. The universal impact pin extractor tool of claim 6 further comprising: the fixing head (102) comprises a knob (102 a) arranged at the top and a second screw (102 b) arranged at the bottom of the fixing rod (201).

8. The universal impact pin extractor tool of claim 7, wherein: the fixing head (102) further comprises a second mounting hole (102 c) arranged inside the knob (102 a), and the outer side of the second screw rod (102 b) is in threaded fit with the inner wall of the second mounting hole (102 c).

9. The universal impact pin extractor tool of claim 8, wherein: the baffle plate (205) comprises a groove (205 a) arranged at the top, and a fixing bolt (205 b) arranged inside the groove (205 a).

10. The universal impact pin extractor tool of claim 9 further comprising: the baffle (205) further comprises a threaded hole (205 c) formed in the top of the fixing rod (201), and the outer side of the fixing bolt (205 b) is in threaded fit with the inner wall of the threaded hole (205 c).