CN218370324U - Explosion-proof motor stator transfer tool - Google Patents

Abstract

The application discloses explosion-proof machine stator transports frock relates to explosion-proof machine transfer device technical field, including two-way threaded rod, threaded rod one end is provided with the go-between, and threaded rod's both ends difference threaded connection has two removal nuts, winds the threaded rod axial and follows threaded rod length direction is provided with at least three backup pad, and the both ends of backup pad are rotated through connecting plate and two removal nuts respectively and are connected, and the backup pad all is provided with sliding sleeve perpendicularly on the face towards the threaded rod, towards the one end opening of threaded rod, forms the sliding tray, is provided with the rotation lantern ring between two removal nuts, rotates the lantern ring cover and locates the threaded rod middle part is provided with the telescopic link towards the backup pad direction, and every telescopic link slides in the sliding tray. Through the structure, the explosion-proof motor stator transferring tool can be used for conveniently and quickly fixing the fixedly-clamped motor stator in a stable manner and is used for transferring in cooperation with a hoisting tool.

Description

Explosion-proof motor stator transfer tool

Technical Field

The application relates to the technical field of explosion-proof motor transfer devices, in particular to an explosion-proof motor stator transfer tool.

Background

The explosion-proof motor is a motor which can be used in flammable and explosive plants, and does not generate electric sparks during operation. The explosion-proof motor is mainly used in coal mine, petroleum and natural gas, petrochemical industry and chemical industry. Explosion-proof motors are used as main power equipment, and are generally used for driving pumps, fans, compressors and other transmission machines.

In order to ensure that the explosion-proof motor can bear larger impact and has good explosion-proof performance, all parts of the explosion-proof motor are made of metal with higher hardness and mass.

In the process of producing the explosion-proof motor, parts such as a rotor and a stator need to be produced in respective production workshops and then transferred to an assembly workshop for uniform assembly. Because the explosion-proof motor stator has large mass and is difficult to transport, the traditional manual carrying method needs cooperation of a plurality of people, which wastes large labor cost, and the explosion-proof motor stator is possibly damaged due to unstable clamping in the transport process, thereby affecting the performance of the explosion-proof motor.

SUMMERY OF THE UTILITY MODEL

To explosion-proof motor stator transport difficulty among the in-service use, waste time and energy and damage this problem of stator easily, this application aim at provides an explosion-proof motor stator transports frock, can put convenient, the firm card motor stator that stabilizes swiftly, transports with the cooperation of handling instrument.

The specific scheme is as follows:

the explosion-proof motor stator transferring tool comprises a threaded rod, wherein a connecting ring is arranged at one end of the threaded rod, and external threads in opposite directions are respectively arranged at two ends of the threaded rod along the length direction of the threaded rod;

two ends of the threaded rod are respectively in threaded connection with two movable nuts, at least three support plates are arranged around the axial direction of the threaded rod and along the length direction of the threaded rod, and two ends of at least three support plates are respectively in rotary connection with the two movable nuts through connecting plates;

sliding sleeves are vertically arranged on the surfaces, facing the threaded rod, of the at least three support plates, an opening is formed in one end, facing the threaded rod, to form a sliding groove, a rotating lantern ring is arranged between the two moving nuts, the rotating lantern ring is sleeved in the middle of the threaded rod, at least three telescopic rods are arranged in the direction facing the at least three support plates, and each telescopic rod slides in the sliding groove;

when the two movable nuts move oppositely, at least three support plates move away from the threaded rod, and the tool is in a tensioning state;

when two the mobile nut keeps away from the motion, at least three the backup pad is close to the threaded rod motion, the frock is the shrink state.

By adopting the technical scheme, the threaded rod provided with the reverse threads can directly drive the two movable nuts to move, the two movable nuts move away from each other, so that the support plate is in a contraction state, the tool is inserted into the stator, the threaded rod is rotated to enable the two movable nuts to move oppositely, so that the support plate is in a tensioning state until the stator to be transported is stably clamped, the connecting ring is connected with the lifting hook of the gantry crane, the stator is stably and smoothly transported to a specified place by utilizing a transport tool, and the labor cost is saved; the sliding sleeve and the telescopic rod are arranged vertically to the supporting plate, so that a horizontal supporting effect is provided for the hoisted stator, and the situations that the stator falls off and is damaged due to unstable clamping caused by displacement of the movable nut in the transferring process are avoided; meanwhile, a part of downward displacement tendency generated by the action of self gravity is counteracted, and the supporting plate is ensured to stably support the transferred stator all the time.

Preferably, wind the circumference of removal nut is provided with at least three first pivot of connecting, the backup pad orientation just be located on the face of threaded rod the both ends of backup pad are connected with two second and connect the pivot, the both ends of connecting plate are connected with first pivot, the second of connecting respectively and are connected the pivot rotation.

Through adopting above-mentioned technical scheme, drive the backup pad through the connecting plate and be close to or keep away from the threaded rod, behind the firm card stator inner wall, the connecting plate can not rotate with the backup pad and cause the card, guarantees the firm card explosion-proof motor stator that blocks all the time in the transportation.

Preferably, the surface of the middle part of the threaded rod is a smooth curved surface, and an annular bump is formed along the axial direction of the threaded rod.

Through adopting above-mentioned technical scheme, do not establish the screwed middle part and restricted the displacement range of removal nut on the threaded rod, annular lug provides the platform for the rotation of rotating the lantern ring, has restricted the upper and lower relative position of card stator inner wall, guarantees that the frock can steadily transport the explosion-proof machine stator.

Preferably, the annular convex block is an annular sliding block along the circumferential direction of the annular convex block, an annular sliding groove matched with the annular sliding block in shape and size is formed on the inner side wall of the rotating lantern ring along the circumferential direction of the inner side wall of the rotating lantern ring, and the rotating lantern ring is rotatably sleeved on the outer side of the annular convex block.

Through adopting above-mentioned technical scheme, annular spout and annular slider cooperation make the rotation lantern ring can not change around annular lug rotatory upper and lower position in the time, have further guaranteed that the backup pad can stabilize the inner wall of card stator, prevent that the frock from taking place not hard up in the transportation, causing the stator to drop and then damage the stator.

Preferably, one side of each of the two movable nuts and the threaded rod are fixedly connected with an annular rotating block, and a connecting jack is formed in the outer side surface of each annular rotating block along the radial direction of the annular rotating block.

Through adopting above-mentioned technical scheme, will insert the connection jack with the horizontal pole of connection jack shape adaptation, hold the rotatory annular turning block of horizontal pole, and then drive the threaded rod rotation, make things convenient for the staff operation.

Preferably, the annular turning block is positioned at one end of the threaded rod, which is provided with the connecting ring.

Through adopting above-mentioned technical scheme, annular turning block sets up in the top, makes things convenient for the staff to rotate the threaded rod.

Preferably, at least three of the supporting plates are provided with cushion layers on the outer side surfaces departing from the threaded rods.

Through adopting above-mentioned technical scheme, set up the bed course between backup pad and the stator inner wall and can increase the frictional force between backup pad and the stator inner wall, the effect of gravity when offsetting a part of stator hoist and mount also increases the area of contact between backup pad and the stator inner wall, make the backup pad can stabilize more and block explosion-proof motor stator, and simultaneously, the bed course extrusion that can deform presents different radians, can adapt to the stator inner wall of more variation in size, increased the application scope of frock.

Preferably, at least three all dispose the spring in the sliding tray, the one end butt of spring the backup pad is towards the inner wall of threaded rod, the other end butt the telescopic link is kept away from the terminal surface of threaded rod.

Through adopting above-mentioned technical scheme, the spring that sets up in the sliding tray can push the backup pad to the direction of keeping away from the threaded rod, guarantees that the lateral surface of backup pad supports the inner wall of tight explosion proof machine stator all the time at the transportation in-process, prevents that the backup pad is not hard up to lead to the explosion proof machine stator to drop, and damage explosion proof machine decides.

Preferably, the supporting plates are configured to be 3 and are evenly distributed along the circumferential direction of the threaded rod.

By adopting the technical scheme, the production cost is reduced, and the supporting plate can be used for stably clamping the inner wall of the stator, so that the explosion-proof motor stator can be stably and simply transported.

Compared with the prior art, the beneficial effects of this application are as follows:

(1) The two moving nuts are far away from the moving by rotating the threaded rod, the supporting plate is in a contraction state, the tool is stretched into the stator, the two moving nuts move oppositely by rotating the threaded rod, the supporting plate is in a tensioning state until the stator to be transported is stably clamped, the connecting ring is connected with a lifting hook of the gantry crane, the stator is stably and smoothly transported to a designated place by using a transporting tool, and the labor cost is saved;

(2) Through sliding sleeve and telescopic link and the perpendicular setting of backup pad, for the stator of hoist and mount provides the horizontal support effect, avoid removing the nut and taking place the displacement in the transportation, lead to the card unstable stator that causes to drop, the condition of damage stator has offset the downward displacement tendency that partly self action of gravity produced simultaneously, has guaranteed that the backup pad is firm all the time and has supported the stator of transporting.

Drawings

FIG. 1 is a general schematic view of the present application (tensioned state);

FIG. 2 is a general schematic view of the present application (contracted state)

FIG. 3 is a schematic view of the rotating collar of the present application;

fig. 4 is a schematic view of the ring shaped bump of the present application.

Reference numerals are as follows: 1. a threaded rod; 11. a connecting ring; 12. an annular projection; 121. an annular slider; 13. an annular turning block; 131. connecting the jacks; 2. moving the nut; 21. a first connecting rotating shaft; 3. a support plate; 31. a second connecting rotating shaft; 32. a cushion layer; 4. a connecting plate; 5. a sliding sleeve; 6. a telescopic rod; 7. rotating the lantern ring; 71. an annular chute.

Detailed Description

The present application will be described in further detail with reference to examples and drawings, but the embodiments of the present application are not limited thereto.

The utility model provides an explosion-proof motor stator transports frock, as shown in figure 1, includes threaded rod 1, disposes two-way threaded rod 1, and 1 both ends of threaded rod are provided with opposite direction's external screw thread respectively along its length direction promptly. Two threaded connection respectively have two traveling nut 2 at the both ends of threaded rod 1, have at least three backup pad 3 with threaded rod 1 parallel arrangement, in this application embodiment, the quantity of backup pad 3 is preferred three, can realize firm card explosion-proof motor stator when saving the cost.

Two removal nuts 2 have three first connection pivot 21 around its axial welding, and keep away from towards the direction setting of threaded rod 1, two second connection pivot 31 have been welded respectively at the both ends of three backup pad 3, and the both ends of backup pad 3 are connected with two removal nuts 2 rotation from top to bottom through connecting plate 4 respectively.

Correspondingly, the connecting plate 4 is configured to be 6, through holes are formed in two ends of the connecting plate, two ends of the connecting plate 4 are rotatably connected with the first connecting rotating shaft 21 of the movable nut 2 and the second connecting rotating shaft 31 of the supporting plate 3 through the through holes, and the supporting plate 3 can be close to or far away from the threaded rod 1.

The backup pad 3 orientation all be provided with sliding sleeve 5 perpendicularly on the face of threaded rod 1, sliding sleeve 5 sets up in the middle part of backup pad 3, and the one end opening towards threaded rod 1 forms the sliding tray.

The surface of the middle part of the threaded rod 1 is a smooth curved surface, an annular convex block 12 is formed along the axial direction of the threaded rod, the annular convex block 12 and the threaded rod 1 are integrally formed, and the overall structural strength of the tool is improved.

Be provided with between two traveling nuts 2 and rotate the lantern ring 7, it locates the annular lug 12 outside to rotate lantern ring 7 cover, the detailed description, as shown in fig. 3-4, annular lug 12 is along its circumference annular slider 121, the inside wall that rotates lantern ring 7 forms annular spout 71 along its circumference, annular spout 71 and annular slider 121 shape, size looks adaptation, the two mutually supports, the upper and lower position can not change when making to rotate lantern ring 7 and can wind annular lug 12 rotatory, further guaranteed that backup pad 3 can stabilize the inner wall of card stator, prevent that the frock from taking place to become flexible in the transportation, cause the stator to drop and then damage the stator.

As shown in fig. 1, three telescopic rods 6 are uniformly welded to the rotating lantern ring 7 towards the direction of the support plate 3, and each telescopic rod 6 slides in the sliding groove. The telescopic link 6 and the sliding sleeve 5 that set up perpendicularly provide the horizontal support effect for the stator of hoist and mount, avoid removing nut 2 and take place the displacement in the transportation, lead to the card to stabilize and cause the stator to drop, the emergence of the damage stator condition has offset the downward displacement tendency that some self action of gravity produced simultaneously, has guaranteed that backup pad 3 stabilizes the stator of supporting the transportation all the time.

In order to further stably clamp the inner wall of the rotor in the transferring process, a spring is arranged in a sliding groove of the sliding sleeve 5, the supporting plate 3 is pressed towards the direction far away from the threaded rod 1, and the outer side wall of the supporting plate 3 is enabled to be always abutted against the inner wall of the stator of the explosion-proof motor.

For convenient transportation, 1 one end of threaded rod is provided with go-between 11, is connected go-between 11 and lifting hook of handling tools such as portal crane, can utilize handling tool to transport the stator steadily, smoothly to appointed place.

Two top of removal nut 2 are located promptly threaded rod 1 is provided with the one end of go-between 11, is provided with annular turning block 13, and annular turning block 13 and threaded rod 1 fixed weld, radially seted up connection jack 131 along it on the turning block lateral surface, in this application embodiment, around annular turning block 13, be provided with 6 connection jack 131, make things convenient for the staff to rotate annular turning block 13 from each angle. Two inserted rods matched with the connecting insertion holes 131 in shape are inserted into the corresponding connecting insertion holes 131, the cross rod is held by a hand to rotate the annular rotating block 13, and then the threaded rod 1 is driven to rotate, so that workers can rotate the threaded rod 1 conveniently.

Backup pad 3 deviates from be provided with bed course 32 on the lateral surface of threaded rod 1, bed course 32 passes through the fix with screw in backup pad 3, the preferred rubber bed course 32 that elasticity and durability are all good of material, frictional force between backup pad 3 and the stator inner wall has been increased, counteract the effect of gravity when partly stator hoists, the area of contact between backup pad 3 and the stator inner wall has also been increased, make backup pad 3 can stabilize card explosion-proof motor stator more, and simultaneously, bed course 32 that can deform also can adapt to the stator inner wall of more different sizes, the application scope of frock has been increased.

As shown in fig. 1-2, when the two movable nuts 2 move in opposite directions, the connecting plate 4 drives the supporting plate 3 to move away from the threaded rod 1, the whole tool is in a tensioning state, the inner wall of the explosion-proof motor stator is clamped, and when the two movable nuts 2 move away from the threaded rod 1, the connecting plate 4 drives the supporting plate 3 to be close to the threaded rod 1 and to be in a contraction state.

The using method comprises the following steps:

s1, inserting an insertion rod into a connecting insertion hole 131, and rotating an annular rotating block 13 to enable two movable nuts 2 to move away from each other, wherein the tool is in a contraction state;

s2, connecting the connecting ring 11 with a lifting hook and other devices, and placing the tool into a gap of the stator from the upper part;

s3, rotating the annular rotating block 13 by using the inserted rod to enable the two movable nuts 2 to move close to each other, wherein the tool is in a tensioning state until the inner wall of the stator of the explosion-proof motor is stably clamped;

s4, transporting the tool and the explosion-proof motor stator to a designated place by using a transporting tool such as a gantry crane;

s5, utilize the inserted bar to rotate annular turning block 13, make two mobile nuts 2 keep away from the motion each other, the frock is the contraction state, and the explosion proof machine stator of establishing outside card cover is dismantled.

The above description is only a preferred embodiment of the present application, and the protection scope of the present application is not limited to the above embodiments, and all technical solutions belonging to the idea of the present application belong to the protection scope of the present application. It should be noted that modifications and embellishments within the scope of the present disclosure may occur to those of ordinary skill in the art without departing from the spirit of the present disclosure, and such modifications and embellishments are considered to be within the scope of the present disclosure.

Claims (9)

1. The explosion-proof motor stator transferring tool is characterized by comprising a threaded rod (1), wherein one end of the threaded rod (1) is provided with a connecting ring (11), and two ends of the threaded rod (1) are respectively provided with external threads in opposite directions along the length direction of the threaded rod;

two ends of the threaded rod (1) are respectively in threaded connection with two movable nuts (2), at least three support plates (3) are arranged around the axial direction of the threaded rod (1) and along the length direction of the threaded rod (1), and two ends of the at least three support plates (3) are respectively in rotary connection with the two movable nuts (2) through connecting plates (4);

sliding sleeves (5) are vertically arranged on the surfaces, facing the threaded rod (1), of the at least three support plates (3), one end, facing the threaded rod (1), of each support plate is opened to form a sliding groove, a rotating lantern ring (7) is arranged between the two moving nuts (2), the middle of the threaded rod (1) is sleeved with the rotating lantern ring (7), at least three telescopic rods (6) are arranged in the direction facing the at least three support plates (3), and each telescopic rod (6) slides in the sliding groove;

when the two movable nuts (2) move oppositely, at least three support plates (3) move away from the threaded rod (1), and the tool is in a tensioning state;

when two removal nut (2) keep away from the motion, at least three backup pad (3) are close to threaded rod (1) motion, and the frock is the shrink state.

2. The tooling for transporting the stator of the explosion-proof motor according to claim 1, wherein at least three first connecting rotating shafts (21) are arranged around the circumference of the moving nut (2), the supporting plate (3) faces the threaded rod (1) and two ends of the supporting plate (3) are connected with two second connecting rotating shafts (31), and two ends of the connecting plate (4) are respectively in rotating connection with the first connecting rotating shafts (21) and the second connecting rotating shafts (31).

3. The explosion-proof motor stator transfer tooling of claim 1, wherein the middle surface of the tooling is a smooth curved surface, and an annular bump (12) is formed along the axial direction of the tooling.

4. The explosion-proof motor stator transfer tool according to claim 3, wherein the annular convex block (12) is provided with an annular sliding block (121) along the circumferential direction, an annular sliding groove (71) with the shape and the size matched with those of the annular sliding block (121) is formed in the inner side wall of the rotating sleeve ring (7) along the circumferential direction, and the rotating sleeve ring (7) is rotatably sleeved on the outer side of the annular convex block (12).

5. The tooling for transferring the stator of the explosion-proof motor according to claim 1, wherein one side of each of the two moving nuts (2) is fixedly connected with the threaded rod (1) to form an annular rotating block (13), and a connecting jack (131) is arranged on the outer side surface of each annular rotating block (13) along the radial direction of the outer side surface.

6. The explosion-proof motor stator transfer tool as claimed in claim 5, wherein the annular turning block (13) is located at one end of the threaded rod (1) where the connecting ring (11) is arranged.

7. The explosion-proof motor stator transfer tooling of claim 1, wherein at least three of the support plates (3) are provided with a cushion layer (32) on the outer side surface facing away from the threaded rod (1).

8. The explosion-proof motor stator transfer tool as claimed in claim 1, wherein springs are disposed in at least three of the sliding grooves, one end of each spring abuts against an inner wall of the support plate (3) facing the threaded rod (1), and the other end of each spring abuts against an end face of the telescopic rod (6) far away from the threaded rod (1).

9. The explosion-proof motor stator transfer tool as claimed in claim 1, wherein the number of the support plates (3) is 3, and the support plates are uniformly distributed along the circumferential direction of the threaded rod (1).

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