CN217097548U

CN217097548U - Special tool for replacing weighing sensor of coal feeder

Info

Publication number: CN217097548U
Application number: CN202220390939.3U
Authority: CN
Inventors: 刘书杰; 吴连刚; 张华杰; 赵学忠; 张栋; 杨虎林; 王德诚
Original assignee: Dezhou Power Plant of Huaneng International Power Co Ltd
Current assignee: Dezhou Power Plant of Huaneng International Power Co Ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-08-02
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a special tool for replacing a weighing sensor of a coal feeder, which comprises a bracket, a support rod, a rotating shaft and a fixing clamp, wherein the support rod is positioned at one end of the extension rod, the rotating shaft is rotatably connected with the extension rod and the support rod directly, and the fixing clamp is fixedly connected with the tail end of the support rod; and the stretching assembly comprises a winding drum, a rocker arranged on one side of the winding drum, a pulling rope wound on the surface of the winding drum and a connecting block used for fixing the pulling rope, the depth of the pulling rope can be changed according to the weighing sensor through the arrangement of the lengthening rod, the space of the mounting bin is small, the sleeve can be fixed on a screw needing to be disassembled through the stretching assembly, the weighing sensor can be smoothly replaced even the weighing support is not disassembled through the lengthening rod, the weighing support is disassembled when the weighing sensor is prevented from being overhauled, the overhauling and maintenance time is greatly shortened, and the overhauling and maintenance efficiency is improved.

Description

Special tool for replacing weighing sensor of coal feeder

Technical Field

The utility model relates to a weighing sensor changes instrument technical field, especially a coal feeder weighing sensor changes specialized tool.

Background

With the development of electronic technology, more and more electronic weighing apparatus are widely used, which utilize the resistance value change of the resistance strain gauge in the weighing sensor to obtain a visible weight reading through the calculation compensation of the instrument. The electronic weighing apparatus mainly comprises a plurality of weighing sensors and a weighing scale, wherein the weighing sensors are uniformly distributed on the bottom surface of the weighing scale, and when the electronic weighing apparatus is maintained, the electronic weighing apparatus cannot be matched with a plurality of people for working due to limited space. A single person cannot finish the disassembly of the fixed screws of the weighing sensors by using a standard wrench, the equipment installation depth is large, and even arms cannot get difficulties. Therefore, a convenient tool is required for disassembling it.

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.

In view of the above-mentioned and/or current problem that exists among the specialized tool is changed to a feeder weighing sensor, provided the utility model discloses.

Therefore, the utility model discloses the problem that will solve lies in how to solve because of the space is limited, can't dismantle the problem of fixed screw.

In order to solve the technical problem, the utility model provides a following technical scheme: a special tool for replacing a weighing sensor of a coal feeder comprises: the support comprises an extension bar, a support rod positioned at one end of the extension bar, a rotating shaft rotatably connected to the extension bar and the support rod directly, and a fixing clamp fixedly connected to the tail end of the support rod; and the stretching assembly comprises a winding drum, a rocker arranged on one side of the winding drum, a pull rope wound on the surface of the winding drum, and a connecting block used for fixing the pull rope.

As a coal feeder weighing sensor changes an optimal selection scheme of specialized tool, wherein: the surface of the fixed fixture is provided with a welding block, and the surface of the welding block is provided with a sleeve head fixture protruding block.

As a coal feeder weighing sensor changes an optimal selection scheme of specialized tool, wherein: the stretching assembly further comprises fixing pieces fixedly mounted on two sides of the winding drum, and the other ends of the fixing pieces are fixedly connected to two sides of the extension bar.

As a coal feeder weighing sensor changes specialized tool's an optimal selection scheme, wherein: the stretching assembly further comprises a rotating rack on the surface of one side of the winding drum and a rack locking block rotatably connected to the surface of the fixing sheet, a clamping groove is formed in the periphery of the rotating rack, and the clamping groove is matched with the rack locking block for use.

As a coal feeder weighing sensor changes an optimal selection scheme of specialized tool, wherein: the rocker includes a first handle, a second handle, and a third handle.

As a coal feeder weighing sensor changes an optimal selection scheme of specialized tool, wherein: the first handle is pivotally connected to one side of the drum, the second handle is pivotally connected to an end of the first handle, and the third handle is pivotally connected to an end of the second handle.

As a coal feeder weighing sensor changes an optimal selection scheme of specialized tool, wherein: the surfaces of the first handle and the second handle are provided with grooves, and the grooves are used for contracting the second handle and the third handle.

As a coal feeder weighing sensor changes an optimal selection scheme of specialized tool, wherein: the surface of the extension rod is provided with a plurality of limiting blocks, and the surfaces of the limiting blocks are provided with holes with the same diameter as the stay ropes.

As a coal feeder weighing sensor changes an optimal selection scheme of specialized tool, wherein: one side of extension bar, bracing piece and fixed fixture is provided with the hose, the hose surface is provided with a plurality of mounts.

As a coal feeder weighing sensor changes an optimal selection scheme of specialized tool, wherein: and the surface of the third handle is provided with anti-skid grains.

The utility model discloses beneficial effect does: the utility model discloses a to the segmentation setting of support, through the setting of extension bar, can be so that the degree of depth according to weighing sensor changes, because of the installation storehouse space is little, can fix the sleeve on the screw that needs were dismantled through tensile subassembly, at cooperation extension box spanner, even do not tear out the weighing support and also can change weighing sensor smoothly, tear out the weighing support when having avoided overhauing weighing sensor, shortened maintenance time greatly, improved maintenance efficiency.

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 block diagram of a tool dedicated to the replacement of a load cell of a coal feeder in example 1.

FIG. 2 is a block diagram of a tool dedicated to the replacement of a load cell of a coal feeder in example 1.

FIG. 3 is a partial block diagram of a tool dedicated to the replacement of a load cell of a coal feeder in example 1.

FIG. 4 is a partial block diagram of another perspective view of a tool dedicated to the replacement of a load cell of a coal feeder in example 1.

FIG. 5 is an enlarged view of a portion of the structure of FIG. 1 of a tool dedicated to replacement of a load cell of a coal feeder in example 2.

FIG. 6 is an enlarged view of a portion of the structure of FIG. 2 of a tool dedicated to replacement of a load cell of a coal feeder in example 2.

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.

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 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 ~ 6, for the utility model discloses a first embodiment, this embodiment provides a coal feeder weighing sensor changes specialized tool, and it can tear out the weighing support when overhauing weighing sensor, thereby can change the space that self shape reduced volume occupy, is convenient for use when daily maintenance weighing sensor.

The special tool for replacing the weighing sensor of the coal feeder comprises a bracket 100 and a stretching assembly 200 fixed at one end of the bracket.

The bracket 100 is used to match the sleeve with the screw to be removed, and the material of the bracket may be the material of a wrench or other repair tools in the prior art. Specifically, the bracket 100 includes an extension bar 101, a support rod 102 located at one end of the extension bar 101, a rotating shaft 103 rotatably connected to the extension bar 101 and the support rod 102, and a fixing clamp 104 fixedly connected to the end of the support rod 102, wherein the extension bar 101 is connected to the support rod 102 through the rotating shaft 103, the extension bar 101 and the support rod 102 are made of the same material, the fixing clamp 104 is welded to the end of the support rod 102, and the extension bar 101 and the support rod can be horizontally arranged or vertically arranged at 90 degrees due to the rotating shaft 103.

The stretching assembly 200 includes a winding drum 201, a rocking bar 202 disposed at one side of the winding drum 201, a pulling rope 203 wound on a surface of the winding drum 201, and a pulling rope fixing jig 104 for fixing the pulling rope 203.

The reel 201 is cylindrical, the surface of the reel is used for winding and unwinding the pulling rope 203, the rocker 202 is used for winding the pulling rope 203, the labor force of workers is reduced, in addition, the fixing clamp 104 is fixed on the surface of the supporting rod 102, one end of the pulling rope 203 is fixed inside the fixing clamp 104, the other end of the pulling rope 203 is fixed on the surface of the reel 201, and the supporting rod 102 can be horizontally and vertically arranged by 90 degrees through the pulling rope 203.

When daily weighing sensor maintenance is changed, because of the installation storehouse space is little, stay cord 203 extension when deepening, bracing piece 102 level, with extension bar 101 simultaneously in the dark storehouse of going into, make its stay cord 203 shorten and fixed through reel 201 through rocker 202 after entering the storehouse, bracing piece 102 is perpendicular, aims at sensor fixation nut with the cover barrel head on fixed fixture 104 surface, outside through elongated box spanner alright convenient dismantlement, installation.

Example 2

Referring to fig. 1 to 6, a second embodiment of the present invention is based on the previous embodiment, and is different from the first embodiment in that: the device also comprises a welding block 104b, a sleeve head fixture protruding block 104c, a fixing piece 207, a limiting block 105, a rotating rack 205 and a rack block 206, in the above embodiment, the special tool for replacing the coal feeder weighing sensor comprises a support 100 and a stretching assembly 200, the stretching assembly 200 is fixed at the tail end of the support 100 through the fixing piece 207, the stretching assembly 200 is used for enabling the support rod 102 to be horizontal or vertical, the space is limited through the matching of the support 100 and the stretching assembly 200, and the problem that fixing screws cannot be detached can be solved.

Fixing piece 207 quantity is two settings in the terminal both sides of reel 201 and extension bar 101, and the surperficial at welding piece 104b is fixed to the protruding piece 104c of cover head fixture, and the surface is outstanding slightly, conveniently is used for changing the sleeve of different models, and stopper 105 even distribution is on the surface of extension bar 101, and the stay cord all passes the hole on stopper 105 surface, and the difficult winding of real stay cord, and conveniently twines stay cord 203 on the reel surface through rocker 202.

Preferably, a rotating rack 205 is provided on the surface of one side of the winding drum 201, a rack locking block 206 is rotatably connected to the surface of the fixing plate 207, a clamping groove is formed in the periphery of the rotating rack 205, the clamping groove is matched with the rack locking block 206 for use, the rotating rack 205 is fixedly arranged on one side of the winding drum 201, the rack locking block 206 is arranged on the surface of the fixing plate 207 and can be turned over on the surface of the winding drum 201, when the supporting rod is horizontal and is put into the bin with the extension rod, the pull rope 203 is shortened through the rocker 202 after the supporting rod is put into the bin and is fixed through the winding drum 201, the rotation rack 205 on one side of the reel 201 is driven to rotate when the reel is rotated, and when the support bar 102 reaches a designated position, by rotating the rack lock block 206 to engage with the engaging groove formed on the surface of the rotating rack 205, thus, the spool 201 is fixed to the surface of the spool 201 so that the pull cord 203 cannot be extended or retracted.

Example 3

Referring to fig. 1 to 6, in order to implement the third embodiment of the present invention, the present embodiment is based on the above two embodiments, which are different from the first and second embodiments in that the device further includes a hose 106 and a fixing frame 106a for fixing the hose 106.

Specifically, a hose 106 is arranged on one side of the extension bar 101, the support bar 102 and the fixing clamp 104, a plurality of fixing frames 106a are arranged on the surface of the hose 106, the hose 106 is used for circulating and spraying rust loosening agent on the surface of a bolt to be detached, and the fixing frames 106a are used for fixing the hose on one side of the device, so that the hose rotates along with the rotation of the support bar to ensure that the opening of the hose and the protruding block 104c of the sleeve head clamp are kept parallel.

Furthermore, the surfaces of the first handle 202a and the second handle 202b are both provided with a groove 202d, and when the device is not used, the second handle 202b and the third handle 202c can be contracted through the groove 202d, so that the occupied area of the device is reduced, and the space utilization rate is improved.

Based on the above, when the device is used, when the sleeve head on the surface of the sleeve head fixture protrusion block 104c at one end of the support rod 102 is aligned with the sensor fixing nut to be disassembled through the stretching assembly 200, at this time, the hose 106 sprays the rust removing agent on the surface of the bolt to be disassembled, so that the rusty fastener can be loosened, and the rusty spot on the metal surface can be cleaned.

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

1. The utility model provides a specialized tool is changed to feeder weighing sensor which characterized in that: comprises that

The support (100) comprises an extension bar (101), a support rod (102) positioned at one end of the extension bar (101), a rotating shaft (103) rotatably connected between the extension bar (101) and the support rod (102), and a fixing clamp (104) fixedly connected to the tail end of the support rod (102); and

the stretching assembly (200) comprises a winding drum (201), a rocker (202) arranged on one side of the winding drum (201), a pulling rope (203) wound on the surface of the winding drum (201), and a connecting block (204) used for fixing the pulling rope (203).

2. The special tool for replacing the weighing sensor of the coal feeder as claimed in claim 1, wherein: the fixing clamp (104) comprises a fixing block (104a), a welding block (104b) arranged on the surface of the fixing block (104a), and a sleeve head clamp lug (104c) arranged on the surface of the welding block (104 b).

3. The special tool for replacing the weighing sensor of the coal feeder as claimed in claim 2, wherein: the stretching assembly (200) further comprises fixing plates (207) fixedly mounted on two sides of the winding drum (201), and the other ends of the fixing plates (207) are fixedly connected to two sides of the extension bar (101).

4. The special tool for replacing the weighing sensor of the coal feeder as claimed in claim 2 or 3, wherein: stretching assembly (200) still include rotation rack (205), the rack latch segment (206) of rotation connection on stationary blade (207) surface of the surface of reel (201) one side, the draw-in groove has been seted up to rotation rack (205) a week, rack latch segment (206) and draw-in groove and cooperation use.

5. The special tool for replacing the weighing sensor of the coal feeder as claimed in claim 4, wherein: the rocker (202) includes a first handle (202a), a second handle (202b), and a third handle (202 c).

6. The special tool for replacing the weighing sensor of the coal feeder as claimed in claim 5, wherein: the first handle (202a) is rotatably connected to one side of the drum (201), the second handle (202b) is rotatably connected to the end of the first handle (202a), and the third handle (202c) is rotatably connected to the end of the second handle (202 b).

7. The special tool for replacing the weighing sensor of the coal feeder as claimed in claim 5 or 6, wherein: the first handle (202a) and the second handle (202b) are provided with grooves (202d) on the surfaces, and the grooves (202d) are used for retracting the second handle (202b) and the third handle (202 c).

8. The special tool for replacing the weighing sensor of the coal feeder as claimed in claim 7, wherein: the support (100) further comprises a plurality of limiting blocks (105) arranged on the surface of the extension bar (101), and holes with the same diameter as the pull rope (203) are formed in the surfaces of the limiting blocks (105).

9. The special tool for replacing the weighing sensor of the coal feeder as claimed in claim 8, wherein: the support (100) further comprises a hose (106) arranged on one side of the extension bar (101), the support bar (102) and the fixing clamp (104), and a plurality of fixing frames (106a) are arranged on the surface of the hose (106).

10. The special tool for replacing the weighing sensor of the coal feeder as claimed in claim 9, wherein: the surface of the third handle (202c) is provided with anti-skid grains.