CN209702083U - A kind of hoisting structure of proof submersible sand discharging pump - Google Patents
A kind of hoisting structure of proof submersible sand discharging pump Download PDFInfo
- Publication number
- CN209702083U CN209702083U CN201822148773.0U CN201822148773U CN209702083U CN 209702083 U CN209702083 U CN 209702083U CN 201822148773 U CN201822148773 U CN 201822148773U CN 209702083 U CN209702083 U CN 209702083U
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- China
- Prior art keywords
- bushing
- handle
- bolt head
- pump housing
- sand discharging
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Abstract
The utility model relates to a kind of boom hoistings, more particularly, to a kind of hoisting structure of proof submersible sand discharging pump.A kind of hoisting structure of proof submersible sand discharging pump, including handle, the both ends of the handle are connected on the pump housing by attachment device, the attachment device includes fastener and the bushing that matches with fastener, the fastener includes bolt head, polished rod is provided on the bolt head, the polished rod is provided with threaded rod far from one end of bolt head, the connecting hole matched with bushing is provided on the handle, the bushing is located in connecting hole and is rotatablely connected with handle, location hole is provided in the middle part of the bushing, the threaded rod and polished rod passes through location hole and is fixed on the pump housing, the side of the bushing is provided with the annular briquetting being against on the pump housing.The utility model structure is simple, and convenient disassembly is highly-safe, can steadily lift by crane 11 ~ 55 kilowatts of medium-sized pumps.
Description
Technical field
The utility model relates to a kind of boom hoistings, more particularly, to a kind of hoisting structure of proof submersible sand discharging pump.
Background technique
7.5 kilowatts and following mini submersible sewage pump can install lifting bolt in the pump housing, and screw thread bears pulling force in structure
On belong to normal use scope, but 11 kilowatts or more the structures pumped are inconvenient to use lifting bolt, are suitble to use bolt member
Shearing force is born to complete to lift by crane, to 11 ~ 55 kilowatts of medium-sized pumps due to surface structure, assembly and packing instructions, only allows pumping
Side bolt fastening handle at the top of body, and need handle that can lift by crane with pump from landscape to portrait and rotate, and handle is not
It can bending.
Hoisting structure stability currently on the market is not high, not specifically for the hoisting structure of 11 ~ 55 kilowatts of medium-sized pumps,
The lifting of 11 ~ 55 kilowatts of medium-sized pumps cannot be effectively realized.
Utility model content
The utility model provides that a kind of structure is simple, and convenient disassembly is highly-safe primarily directed to the above problem, can
Steadily lift by crane the hoisting structure of the proof submersible sand discharging pump of 11 ~ 55 kilowatts of medium-sized pumps.
The purpose of this utility model is mainly to be achieved by following proposal: a kind of lifting knot of proof submersible sand discharging pump
The both ends of structure, including handle, the handle are connected on the pump housing by attachment device, and the attachment device includes fastener
With the bushing matched with fastener, the fastener includes bolt head, and polished rod is provided on the bolt head, described
Polished rod is provided with threaded rod far from one end of bolt head, and the connecting hole matched with bushing is provided on the handle, described
Bushing be located in connecting hole and be rotatablely connected with handle, be provided with location hole, the threaded rod in the middle part of the bushing
Location hole is passed through with polished rod and is fixed on the pump housing, and the side of the bushing is provided with the annular briquetting being against on the pump housing.It mentions
The both ends of hand are connected on the pump housing by attachment device, and attachment device includes fastener and the bushing that matches with fastener, tightly
Firmware includes bolt head, is provided with polished rod on bolt head, the polished rod cylindrical shape smooth in outer wall, polished rod far from bolt head one
End is provided with threaded rod, and the connecting hole matched with bushing is provided on handle, and bushing is located in connecting hole and rotates with handle
Connection, bushing and handle are clearance fit, and handle is allowed to be provided with location hole in the middle part of bushing circular-rotation, bushing,
Threaded rod and polished rod pass through location hole and are fixed on the pump housing, and threaded rod is threaded on the pump housing, and the side of bushing is provided with
The annular briquetting being against on the pump housing, is same diameter H8/h9 cooperation between bushing and polished rod and threaded rod, and bolt head is pressed on bushing
On, frictional force is formed between annular briquetting and the contact surface of the pump housing, the shearing force of fastener can be reduced, handle can be around lining
Circular-rotation compensation friction is covered, rotation is flexible；For handle by the weight transmitting of pump to bushing, bushing bears shearing force, lining when lifting
The frictional force of annular briquetting and pump body end surface can reduce the shearing force that bushing passes to fastener on set, and relatively good protects
The reliability of fastener improves the safety coefficient of lifting part.
Preferably, being provided with multiple lubrication grooves filled with lubricating oil, the lubrication on the outer wall of the bushing
Ball and spring are provided in slot, one end of the spring is connected on the inner wall of lubrication groove, the other end of the spring
It is against on ball, the ball is against on the side wall of handle far from the side of spring.Multiple fill out is provided on the outer wall of bushing
Lubrication groove filled with lubricating oil is provided with ball and spring in lubrication groove, and one end of spring is connected on the inner wall of lubrication groove, bullet
The other end of spring is against on ball, and ball is against on the side wall of handle far from the side of spring, the setting of ball so that bushing with
Sliding friction between handle becomes rolling friction, reduces mutual frictional dissipation, improves service life, spring
The vibration generated when can absorb handle along bushing rotation is set, stability when handle rotation is improved, ball stress simultaneously overcomes
When the elastic force of spring is mobile, the lubricating oil in lubrication groove can be squeezed and is coated on the side wall of bushing and handle, further
Ground reduces frictional dissipation.
Preferably, the side on the lubrication groove close to handle is provided with the gear for preventing ball to be detached from lubrication groove
Block.Side on lubrication groove close to handle is provided with the block for preventing ball to be detached from lubrication groove, and block can prevent ball
It is detached from lubrication groove, improves safety.
Preferably, the bolt head is against on bushing by gasket.Bolt head is against on bushing by gasket, so that
Bushing and annular briquetting can be more securely pressed on the pump housing by bolt head.
Therefore, a kind of hoisting structure of proof submersible sand discharging pump of the utility model has following advantages: the utility model structure
Simply, convenient disassembly, it is highly-safe, it can steadily lift by crane 11 ~ 55 kilowatts of medium-sized pumps, the frictional dissipation between bushing and handle
It is small, long service life.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of proof submersible sand discharging pump.
Attached drawing 2 is the structural schematic diagram of the utility model.
Attached drawing 3 is the structural schematic diagram of bushing in the utility model.
It illustrates: 1- handle, 2- attachment device, 3- gasket, 4- threaded rod, 5- polished rod, 6- bolt head, 7- bushing, 8-
Connecting hole, 9- annular briquetting, the 10- pump housing, 11- lubricating oil, 12- block, 13- ball, 14- spring, 15- lubrication groove, 16- positioning
Hole.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1:
As shown in Figure 1, 2, the both ends of a kind of hoisting structure of proof submersible sand discharging pump, including handle 1, handle 1 pass through connection dress
It sets 2 to be connected on the pump housing 10, attachment device 2 includes fastener and the bushing 7 matched with fastener, and fastener includes bolt head
6, polished rod 5, the cylindrical shape smooth in outer wall of polished rod 5 are provided on bolt head 6, polished rod 5 is provided with far from one end of bolt head 6
Threaded rod 4, the connecting hole 8 matched with bushing 7 is provided on handle 1, and bushing 7 is located in connecting hole 8 and rotates with handle 1 and connects
It connects, bushing 7 and handle 1 are clearance fit, allow handle 1 around 7 circular-rotation of bushing, the middle part of bushing 7 is provided with positioning
Hole 16, threaded rod 4 and polished rod 5 pass through location hole 16 and are fixed on the pump housing 10, and threaded rod 4 is corresponded on the pump housing 10 and is provided with screw thread
Hole, threaded rod 4 are threaded in the threaded hole of the pump housing 10, and the side of bushing 7 is provided with the annular briquetting being against on the pump housing 10
9, it is same diameter H8/h9 cooperation between bushing 7 and polished rod 5 and threaded rod 4, bolt head 6 is pressed on bushing 7, in annular briquetting 9
Frictional force is formed between the contact surface of the pump housing 10, the shearing force of fastener can be reduced, handle 1 can turn around 7 circumference of bushing
Dynamic compensation rubs, and flexibly, polished rod 5 can play effective positioning action to bushing for rotation, and threaded rod can play effective fixed company
Connect effect；For handle 1 by the weight transmitting of pump to bushing 7, bushing 7 bears shearing force when lifting, and the area of annular briquetting 9 is greater than lining
7 area is covered, the frictional force of annular briquetting 9 and 10 end face of the pump housing on bushing 7 can reduce the shearing that bushing 7 passes to fastener
Power, the relatively good reliability for protecting fastener, improves the safety coefficient of lifting part.
As shown in figure 3, multiple lubrication grooves 15 filled with lubricating oil 11 are provided on the outer wall of bushing 7, in lubrication groove 15
It is provided with ball 13 and spring 14, one end of spring 14 is connected on the inner wall of lubrication groove 15, and the other end of spring 14 is against rolling
On pearl 13, ball 13 is against on the side wall of handle 1 far from the side of spring 14, the setting of ball 13 so that bushing 7 and handle 1 it
Between sliding friction become rolling friction, reduce mutual frictional dissipation, improve service life, the setting of spring 14
The vibration generated when handle 1 is rotated along bushing 7 can be absorbed, stability when handle 1 rotates is improved, 13 stress of ball simultaneously overcomes
When the elastic force of spring 14 is mobile, the lubricating oil 11 in lubrication groove 15 can be squeezed and is coated on the side wall of bushing 7 and handle 1,
Further reduce frictional dissipation.
Side on lubrication groove 15 close to handle 1 is provided with the block 12 for preventing ball 13 to be detached from lubrication groove 15, gear
Block 12 can prevent ball 13 to be detached from lubrication groove 15, improve safety.
Bolt head 6 is against on bushing 7 by gasket 3, and bolt head 6 is more securely pressed bushing 7 and annular briquetting 9
Tightly on the pump housing 10.
It should be understood that the embodiment is merely to illustrate the utility model rather than limitation the scope of the utility model.Furthermore
It should be understood that after reading the content taught by the present invention, those skilled in the art can make the utility model various
Change or modification, these equivalent forms also fall within the scope of the appended claims of the present application.
Claims (4)
1. a kind of hoisting structure of proof submersible sand discharging pump, which is characterized in that including handle, the both ends of the handle pass through connection dress
It sets and is connected on the pump housing, the attachment device includes fastener and the bushing that matches with fastener, the fastener packet
Bolt head is included, polished rod is provided on the bolt head, the polished rod is provided with threaded rod far from one end of bolt head, described
Handle on be provided with the connecting hole matched with bushing, the bushing is located in connecting hole and is rotatablely connected with handle, institute
Location hole is provided in the middle part of the bushing stated, the threaded rod and polished rod pass through location hole and be fixed on the pump housing, described
The side of bushing is provided with the annular briquetting being against on the pump housing.
2. a kind of hoisting structure of proof submersible sand discharging pump according to claim 1, which is characterized in that the outer wall of the bushing
On be provided with multiple lubrication grooves filled with lubricating oil, ball and spring are provided in the lubrication groove, the spring
One end is connected on the inner wall of lubrication groove, and the other end of the spring is against on ball, the ball far from spring one
Side is against on the side wall of handle.
3. a kind of hoisting structure of proof submersible sand discharging pump according to claim 2, which is characterized in that leaned on the lubrication groove
The side of nearly handle is provided with the block for preventing ball to be detached from lubrication groove.
4. a kind of hoisting structure of proof submersible sand discharging pump according to claim 1 or 2 or 3, which is characterized in that the bolt
Head is against on bushing by gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148773.0U CN209702083U (en) | 2018-12-20 | 2018-12-20 | A kind of hoisting structure of proof submersible sand discharging pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148773.0U CN209702083U (en) | 2018-12-20 | 2018-12-20 | A kind of hoisting structure of proof submersible sand discharging pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209702083U true CN209702083U (en) | 2019-11-29 |
Family
ID=68636703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822148773.0U Active CN209702083U (en) | 2018-12-20 | 2018-12-20 | A kind of hoisting structure of proof submersible sand discharging pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209702083U (en) |
-
2018
- 2018-12-20 CN CN201822148773.0U patent/CN209702083U/en active Active
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