CN220218348U - Tool for disassembling and assembling HXD2 type locomotive auxiliary variable flow ventilator - Google Patents
Tool for disassembling and assembling HXD2 type locomotive auxiliary variable flow ventilator Download PDFInfo
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- CN220218348U CN220218348U CN202321576121.1U CN202321576121U CN220218348U CN 220218348 U CN220218348 U CN 220218348U CN 202321576121 U CN202321576121 U CN 202321576121U CN 220218348 U CN220218348 U CN 220218348U
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- 230000003137 locomotive effect Effects 0.000 title claims abstract description 16
- 102000004315 Forkhead Transcription Factors Human genes 0.000 claims abstract description 40
- 108090000852 Forkhead Transcription Factors Proteins 0.000 claims abstract description 40
- 230000000149 penetrating effect Effects 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 230000006378 damage Effects 0.000 abstract description 2
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- 208000014674 injury Diseases 0.000 abstract description 2
- 230000003993 interaction Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model provides an assembly and disassembly tool of an HXD2 type locomotive auxiliary variable flow ventilator, which comprises the following components: the self-locking type fixing mechanism, the fork head, the connecting plate, the first pin penetrating hole and the second pin penetrating hole; the fork head is of a cylindrical structure, a pair of first penetrating pin holes penetrating through the front end of the fork head are reserved at the front end of the fork head, and a pair of second penetrating pin holes penetrating through the front end of the fork head are reserved at the rear end of the fork head; the self-locking fixing mechanism is arranged in the cylindrical structure of the fork head; the fork head is provided with two groups, and the end is all fixed mounting on the connecting plate in parallel side by side distribution. The tool hangs the fans, so that the fan units can be moved out in a narrow working space, and labor and replacement time are greatly saved; the two ends of the fork head are provided with the self-locking and fixing devices, and the two-way fixing effect is achieved on the fan set through interaction with the connecting plate at the other end of the fork head, so that the fan is prevented from falling off to cause injury in the disassembly and assembly process.
Description
Technical Field
The utility model belongs to the technical field of fan dismounting tools, and particularly relates to a dismounting tool for an auxiliary variable flow fan of an HXD2 type locomotive.
Background
The auxiliary variable flow ventilator is an important component in the HXD2 type alternating current transmission electric locomotive, and mainly provides cooling for a power module and a power device in the auxiliary variable flow cabinet, the fan failure can raise the temperature to cause burning loss of an electric appliance, and fire is caused when the electric appliance is seriously burnt, so that the locomotive is paralyzed, and the mechanical supply and transportation benefits are affected. The auxiliary variable flow fan is high in quality, the working space for disassembling the fan is narrow and has a certain height, and the universal disassembling bolt tool can only be pulled out by manpower after being disassembled, so that the maintenance efficiency of a locomotive is seriously affected, and a plurality of hidden dangers are caused for personal safety.
Disclosure of Invention
The technical scheme is as follows: in order to solve the technical problems, the utility model provides the special dismounting tool for the auxiliary variable flow fan, which can well solve the inconvenience caused by working space and personal safety, so that the auxiliary variable flow fan can be replaced more quickly and safely, and the overhaul efficiency is greatly improved.
Specifically provided is a tool for disassembling and assembling an auxiliary variable flow ventilator of an HXD2 type locomotive, which comprises: the self-locking type fixing mechanism, the fork head, the connecting plate, the first pin penetrating hole and the second pin penetrating hole; the fork head is of a cylindrical structure, a pair of first penetrating pin holes penetrating through the front end of the fork head are reserved at the front end of the fork head, and a pair of second penetrating pin holes penetrating through the front end of the fork head are reserved at the rear end of the fork head; the self-locking fixing mechanism is arranged in the cylindrical structure of the fork head; the fork head is provided with two groups, and the end is all fixed mounting on the connecting plate in parallel side by side distribution.
As an improvement, the self-locking fixing mechanism comprises a spring, a self-locking clamping bar, a guide rod and a lock pin; wherein the front end of the guide rod is fixedly provided with a spring; the two self-locking clamping strips are independently arranged on the guide rod at one side of the bottom of the spring through a penetrating pin; the lock pin is arranged at the tail end of the guide rod; one of the self-locking clamping bars independently extends and/or contracts in one adjacent first through pin hole, and the locking pin extends and/or contracts in the second through pin hole.
The improved fork further comprises an end cover, and the fork head is a structure formed by two sections of cylinders, wherein the two sections of cylinders are connected through threads of the end cover.
As an improvement, the self-locking clamping strip is of a strip structure, and when the self-locking clamping strip is in an extending state, the strip structure extends out of the first through pin hole and forms a certain included angle with the guide rod.
As an improvement, the lifting device also comprises a lifting ring, lifting lugs, fork bars, a hanging plate and a handrail; one end of the fork rod is fixedly arranged on the connecting plate, and the other end of the fork rod is connected with the supporting rod; the middle hole of rings passes the fork arm, and the upper end is connected with the hanger plate through the lug.
As an improvement, the lifting lug is connected with the hanging plate through a steel wire rope, wherein the hanging plate is fixed above the vehicle body where the air inlet of the auxiliary variable flow fan is located.
The beneficial effects are that: the tool solves the problems of efficiency, safety and the like when the auxiliary variable flow ventilator of the HXD2 locomotive is disassembled and assembled, and particularly, two through holes of a motor support are designed without modifying a mechanism of a fan and a bracket; the fan set has large mass and narrow space, and the fan set can be moved out in a narrow working space by using the utility model to hoist the fan set, thereby greatly saving manpower and replacement time; the two ends of the fork head are provided with the self-locking and fixing devices, and the two-way fixing effect is achieved on the fan set through interaction with the connecting plate at the other end of the fork head, so that the fan is prevented from falling off to cause injury in the disassembly and assembly process.
Drawings
Fig. 1 is a schematic structural view of the dismounting tool of the present utility model.
Fig. 2 is a schematic structural view of the self-locking clip of the present utility model extending out of the first through-hole.
Fig. 3 is a schematic structural view of the self-locking clip according to the present utility model retracted in the first through-hole.
FIG. 4 is a schematic view of the structure of the fixed fan support of the present utility model.
Fig. 5 is a schematic structural view of a fork self-locking fixing mechanism self-locking clamping bar of the fork spring of the device in a natural state.
Fig. 6 is a schematic structural view of a self-locking clamping bar of the fork self-locking fixing mechanism under the compression state of the fork spring.
Detailed Description
The following describes the embodiments of the present utility model in further detail with reference to examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
HXD2 formula locomotive assists variable flow ventilation machine assembly and disassembly tools includes: the self-locking type fixing mechanism 1, the fork head 2, the connecting plate 3, the first pin penetrating hole 14 and the second pin penetrating hole 13; the fork head 2 is of a cylindrical structure, a pair of first penetrating pin holes 14 penetrating through the fork head 2 are reserved at the front end position of the fork head 2, and a pair of second penetrating pin holes 13 penetrating through the fork head are reserved at the rear end position of the fork head; the self-locking fixing mechanism 1 is arranged in a cylindrical structure of the fork head 2; the fork heads 2 are provided with two groups, are distributed in parallel side by side, and the tail ends of the fork heads are fixedly arranged on the connecting plate 3.
The self-locking fixing mechanism 1 comprises a spring 9, a self-locking clamping strip 10, a guide rod 12 and a lock pin; wherein a spring 9 is fixedly arranged at the front end of the guide rod 12; the two self-locking clamping strips 10 are independently arranged on a guide rod 12 at one side of the bottom of the spring 9 through a penetrating pin; the lock pin is arranged at the tail end of the guide rod 12; one of the self-locking bars 10 independently extends and/or retracts into an adjacent one of the first pin holes 14 and the locking pin extends and/or retracts into the second pin hole 13.
The fork head is a structure formed by two sections of cylinders, wherein the two sections of cylinders are connected through threads of the end cover 11. The self-locking clamping strip 10 is of a lath structure, and when the self-locking clamping strip 10 is in an extending state, the lath structure extends out of the first through pin hole 14 and forms a certain included angle with the guide rod 12.
The lifting device also comprises a lifting ring 4, lifting lugs 5, a fork rod 6, a hanging plate 7 and a handrail 8; one end of the fork rod 6 is fixedly arranged on the connecting plate 3, and the other end of the fork rod is connected with the supporting rod 8; the middle hole of the hanging ring 4 penetrates through the fork rod 6, and the upper end of the hanging ring is connected with the hanging plate 7 through a steel wire rope through the hanging lug 5. The suspension plate 7 is fixed above the body where the air inlet of the auxiliary variable flow fan is located.
The auxiliary cooling fan mainly comprises a fan case, blades, a motor and the like, wherein the fan case is fixed with the motor through bolts, the motor is connected with a bracket through bolts, and the bracket is fixed on one side of an auxiliary cabinet frame through bolts. Two circular through holes are respectively arranged on two sides below the bracket, and the fork head 2 is inserted into the holes below the bracket by using the self-locking fixing structure 1 inside the fork head.
Since the tension of the spring 9 acts on one end of the guide rod 12, the self-locking clamping strip 10 is in an open state under the natural condition due to the action of the spring force, when the fork head 2 passes through the through hole of the fan support 15, the self-locking clamping strip 10 starts to shrink, acting force is generated on the guide rod 12 to enable the spring 9 to compress, and after the spring 9 passes through the first through pin hole 14, the guide rod 12 moves rightwards due to the tension of the spring 9 so as to open the self-locking clamping strip 10.
And the other end of the fork head 2 is provided with a second pin penetrating hole 13, and when the connecting plate 3 is tightly attached to the fan support 15, the lock pin is inserted into the second pin penetrating hole 13, so that the motor support and the tool of the utility model are fixed and cannot fall off.
The hanging plate 7 is fixed at the upper end of the air inlet of the fan, the lifting lug 5 is connected through a steel wire rope, and the lifting lug 5 is connected with the lifting ring 4, so that the fan can be lifted by the tool disclosed by the utility model, and after the fixing bolt is detached, the fan can be removed by holding the armrest rod 8 of the tool to move outwards.
Similarly, when the fan is assembled, the fan is fixed on the fork rod 6 of the tool, and when the fan moves to the corresponding position, the fan is pushed in, a groove is reserved at one end of the guide rod 12 of the fork head 2, when the tool is disassembled, the guide rod 12 is pressed down, the spring 9 is contracted, the self-locking clamping strip 10 is contracted, and after the lock pin is pulled out from the other end, the tool can be removed, and the replacement of the fan unit is completed.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (6)
1. An assembly and disassembly tool for an auxiliary variable flow ventilator of an HXD2 locomotive is characterized in that: comprises a self-locking fixing mechanism (1), a fork head (2), a connecting plate (3), a first pin penetrating hole (14) and a second pin penetrating hole (13); the fork head (2) is of a cylindrical structure, a pair of first penetrating pin holes (14) penetrating through the ground are reserved at the front end position of the fork head (2), and a pair of second penetrating pin holes (13) penetrating through the ground are reserved at the rear end position of the fork head; the self-locking fixing mechanism (1) is arranged in a cylindrical structure of the fork head (2); the fork heads (2) are provided with two groups, are distributed in parallel side by side, and the tail ends of the fork heads are fixedly arranged on the connecting plate (3).
2. The tool for removing and installing an HXD2 type locomotive auxiliary variable flow fan as claimed in claim 1, wherein: the self-locking type fixing mechanism (1) comprises a spring (9), a self-locking clamping strip (10), a guide rod (12) and a lock pin; wherein the front end of the guide rod (12) is fixedly provided with a spring (9); the two self-locking clamping strips (10) are independently arranged on a guide rod (12) at one side of the bottom of the spring (9) through a penetrating pin respectively; the lock pin is arranged at the tail end of the guide rod (12); one of the self-locking clamping strips (10) independently extends and/or contracts in one adjacent first through pin hole (14), and the locking pin extends and/or contracts in the second through pin hole (13).
3. The tool for removing and installing an HXD2 type locomotive auxiliary variable flow fan as claimed in claim 1, wherein: the fork head is of a structure formed by two sections of cylinders, and the two sections of cylinders are connected through threads of the end cover (11).
4. The tool for removing and installing an HXD2 type locomotive auxiliary variable flow fan as claimed in claim 2, wherein: the self-locking clamping strip (10) is of a strip structure, and when the self-locking clamping strip (10) is in an extending state, the strip structure extends out of the first through pin hole (14) and forms a certain included angle with the guide rod (12).
5. The tool for removing and installing an HXD2 type locomotive auxiliary variable flow fan as claimed in claim 1, wherein: the lifting device also comprises a lifting ring (4), lifting lugs (5), a fork rod (6), a hanging plate (7) and a handrail (8); one end of the fork rod (6) is fixedly arranged on the connecting plate (3), and the other end of the fork rod is connected with the supporting rod (8); the middle hole of the hanging ring (4) penetrates through the fork rod (6), and the upper end of the hanging ring is connected with the hanging plate (7) through the lifting lug (5).
6. The tool for removing and installing an HXD2 type locomotive auxiliary variable flow fan as claimed in claim 5, wherein: the lifting lug (5) is connected with the hanging plate (7) through a steel wire rope, wherein the hanging plate (7) is fixed above the vehicle body where the air inlet of the auxiliary variable flow fan is located.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321576121.1U CN220218348U (en) | 2023-06-20 | 2023-06-20 | Tool for disassembling and assembling HXD2 type locomotive auxiliary variable flow ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321576121.1U CN220218348U (en) | 2023-06-20 | 2023-06-20 | Tool for disassembling and assembling HXD2 type locomotive auxiliary variable flow ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220218348U true CN220218348U (en) | 2023-12-22 |
Family
ID=89176212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321576121.1U Active CN220218348U (en) | 2023-06-20 | 2023-06-20 | Tool for disassembling and assembling HXD2 type locomotive auxiliary variable flow ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220218348U (en) |
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2023
- 2023-06-20 CN CN202321576121.1U patent/CN220218348U/en active Active
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