CN208239049U - A kind of manhole cover drop test equipment - Google Patents
A kind of manhole cover drop test equipment Download PDFInfo
- Publication number
- CN208239049U CN208239049U CN201820832676.0U CN201820832676U CN208239049U CN 208239049 U CN208239049 U CN 208239049U CN 201820832676 U CN201820832676 U CN 201820832676U CN 208239049 U CN208239049 U CN 208239049U
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- main body
- pulley
- manhole cover
- body container
- reel
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Abstract
The utility model discloses a kind of manhole cover drop test equipment, including main body container, main body rack, pulley blocks and reel, the main body container is equipped with inlet and manhole, the axis horizontal of the manhole；Rope is by the pulley blocks, and rope one end is from the main body container is sling in top, the other end is wrapped on reel；Power device is connected in the spool shaft of the reel side.Manhole cover to be tested is arranged at manhole, liquid is poured into the main body container, open the power device, the main body container is risen into highest point, closing the power device makes main body container free-falling under the effect of gravity, to generate impact to manhole cover, manhole cover is arranged in a vertical direction, with tank car turn on one's side when manhole cover state consistency, therefore the utility model can validity test tank car rollover when manhole cover anti-pressure ability.
Description
Technical field
The utility model relates to testing equipment field more particularly to a kind of manhole cover drop test equipments.
Background technique
Manhole can be all set in usual tank car, and install manhole cover, tank body pressure release and maintenance are used for, when tank car transportational process
Middle when turning on one's side, since the violent rolling dynamic pressure of liquid increases inside tank car, manhole cover is opened under pressure, if letting out
Manhole cover cannot cover rapidly conjunction after the completion of pressure, seal manhole, and liquid will lose seriously, especially tank car from tank car internal leakage
When interior loading chemical classes liquid or oil liquid leak, it will generate very big security risk.Manhole cover drop test is mould
Quasi- tank car is turned on one's side, and can the ability and manhole cover that absorbed impact when manhole cover is in a vertical state reset after opening, and is
Examine manhole cover whether a He Ge important test process, therefore to the research of manhole cover drop test equipment with important meaning
Justice.
Utility model content
The manhole cover drop test equipment that the purpose of the utility model is to provide a kind of structures is simple, transmission efficiency is high.
The technical solution of the utility model is: a kind of manhole cover drop test equipment, including main body container, and the main body is held
Device is equipped with inlet and manhole, the axis horizontal of the manhole；Main body rack is used to support the main body container and transports up and down
It is dynamic；Pulley blocks are fixed on the main body rack, and rope realizes transmission by the pulley blocks, and rope one end is sling from top
The main body container；The other end is wrapped on reel；The drum sheath is set in spool shaft, the reel positioned at the reel side
Power device is connected on axis.
Further, the main body rack includes the vertical guide post of bottom plate, upper beam and the connection bottom plate and upper beam,
The upper beam is located above the main body container, and the bottom plate is located at below the main body container, and the main body container two sides are solid
Surely there is guide plate, each guide plate is equipped with the through-hole that can be sheathed in the guide post, and the reel is fixed on institute
It states on bottom plate.
Further, one or more pulley in the pulley blocks is fixed on the upper beam or the pulley
Group is integrally fastened on the upper beam, and the rope is connect by the pulley on the upper beam with the main body container.
Further, the pulley blocks include being fixed on the first pulley of the upper beam and second pulley and being fixed on bottom
Third pulley on plate, the axis of the first pulley, second pulley and third pulley is parallel with the axis of the spool shaft,
And the first pulley, second pulley, third pulley and reel sequence arrange that it is sliding that the rope passes sequentially through described first
Wheel, second pulley, third pulley and the reel.
Preferably, the power device has line shaft, and the line shaft and the axis of the spool shaft are located at always
On line, electromagnetic clutch is equipped between the spool shaft and the line shaft, the electromagnetic clutch includes the first sucker and the
Two suckers, first sucker are fixed with the spool shaft end, and the end of second sucker and the line shaft is fixed.
Further, the power device includes motor and speed reducer, and the motor output end connects speed reducer input terminal,
The line shaft is the central axis of the speed reducer.
Preferably, the end of the spool shaft far from the power device is equipped with brake apparatus, the brake apparatus packet
It includes braking flange and electromagnetic brake, the braking flange is sheathed in the spool shaft, described in the electromagnetic brake braking
Brake flange.
Preferably, the upper surface of the main body container is horizontal end face, and lower end surface is vertical end face, and the manhole is located at institute
It states on lower end surface.
Preferably, the lower part of the main body container is equipped with several stabilizer blades, is equipped with one immediately below each stabilizer blade
Sand box.
Preferably, travel switch is fixed with by switch bracket on the main body rack, the travel switch is moved with described
The electrical connection of power device, the travel switch, electromagnetic clutch and electromagnetic brake are electrically connected with external power supply.
The beneficial effects of the utility model are:
(1) manhole cover drop test equipment described in the utility model, manhole cover to be tested is arranged at manhole, to institute
It states and pours into liquid in main body container, open the power device, close the brake apparatus, increase the main body container；When
When the main body container needs static, the power device is closed, the brake apparatus is opened；When under main body container needs
When drop, the power device and the brake apparatus are turned off, main body container free-falling under the effect of gravity, thus right
Manhole cover generates impact, and manhole cover is arranged in a vertical direction, the state consistency of manhole cover when turning on one's side with tank car, therefore this is practical new
Type is capable of the performance of validity test manhole cover.
(2) manhole cover drop test equipment described in the utility model, the power device are controlled by electromagnetic clutch
The rotation of the reel, when the electromagnetic clutch is powered, first sucker and the second sucker are attracted, the power device
The reel is driven to rotate, when electromagnetic clutch power-off, first sucker and the second sucker are disconnected, and operating process is more
Add intelligence, it is more efficient.
(3) manhole cover drop test equipment described in the utility model, the brake component in the brake apparatus are electromagnetic system
Dynamic device, when the power is turned on, the electromagnetic brake unclamps the braking flange, and the reel rotates freely；When power supply is closed
When, the electromagnetic brake clamps the braking flange, and the reel stops rotating, therefore brake apparatus also have it is intelligentized
Feature.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the specific embodiment of manhole cover drop test equipment described in the utility model；
Fig. 2 is the main view of the specific embodiment of manhole cover drop test equipment described in the utility model；
Fig. 3 is the top view of the specific embodiment of manhole cover drop test equipment described in the utility model；
Fig. 4 is the sectional view along A-A of Fig. 2；
Fig. 5 is the B-B direction cross-sectional view of Fig. 3.
In figure, 1, main body container, 1-1, inlet, 1-2, manhole, 1-3, hanging ring, 1-4, guide plate, 1-41, through-hole, 1-
5, stabilizer blade, 2, manhole cover, 3, main body rack, 31, bottom plate, 32, upper beam, 321, upper channel steel, 322, connecting plate, 33, guide post,
34, diagonal brace, 4, reel, 5, spool shaft, 6, power device, 61, motor, 62, speed reducer, 63, line shaft, 7, brake apparatus, 71,
Brake flange, 72, electromagnetic brake, 721, brake disc, 8, pulley blocks, 81, first pulley, 82, second pulley, 83, third cunning
Wheel, 9, rope, 10, roller stand, 11, sand box, 12, electromagnetic clutch, 12-1, the first sucker, 12-2, the second sucker, 13, row
Cheng Kaiguan, 14, switch bracket.
Specific embodiment
The utility model is described in further detail presently in connection with attached drawing.
Term " top ", " lower section ", " front " and " rear " in the utility model is with the utility model normal use shape
State is observation visual angle, and main body container is located at the front of reel.
As shown in Figs. 1-5, a kind of manhole cover drop test equipment, comprising:
Main body container 1, main body container 1 are equipped with inlet 1-1 and manhole 1-2, the axis horizontal of manhole 1-2, manhole 1-2
Place is for installing manhole cover 2, therefore the axis of manhole cover 2 is also horizontal, the state consistency of manhole cover 2 when turning on one's side with tank car.
Main body rack 3 is used to support the up and down motion of main body container 1.
Reel 4, fixed with main body rack 3, reel 4 is sheathed in spool shaft 5, it is contemplated that 4 center of reel should
With axis hole, spool shaft 5 passes through axis hole, is connected with power device 6 in the spool shaft 5 of 4 side of reel, for reel 4
There is provided power rises main body container 1.
Pulley blocks 8 are fixed on main body rack 3, and rope 9 realizes transmission by pulley blocks 8, and 9 one end of rope is hung from top
Play main body container 1；The other end is wrapped on reel 4, the raising and lowering under the traction of rope 9 of main body container 1, and reel 4 controls
The moving direction of rope 9, pulley blocks 8 are used to guide rope 9 and reduce the friction of rope 9.Rope 9 can select rub resistance power compared with
High wirerope.
Manhole cover 2 to be tested is arranged at manhole 1-2, pours into liquid into main body container 1 from inlet 1-1；It opens
Power device 6 makes main body container 1 rise to specified altitude assignment, and being then switched off power device 6 makes main body container 1 under the effect of gravity
Free-falling, to generate impact to manhole cover 2, manhole cover 2 is arranged in a vertical direction, the shape of manhole cover 2 when turning on one's side with tank car
State is consistent, therefore the utility model is capable of resistance to compression and the reset capability of validity test manhole cover 2.
Embodiment 1, as shown in Figs. 1-5, a kind of manhole cover drop test equipment, comprising:
Main body container 1, main body container 1 is generally cylinder-shaped, and 1 upper surface of main body container is horizontal, and lower end surface is vertical, and main body is held
The upper side of device 1 is equipped with inlet 1-1, and the lower end surface of main body container 1 is equipped with manhole 1-2, and 1 upper surface of main body container is symmetrical
If there are two hanging ring 1-3, for hanging rope 9.
Main body rack 3, two vertical guide posts 33 including bottom plate 31, upper beam 32 and connecting bottom board 31 Yu upper beam 32,
Upper beam 32 is located at 1 top of main body container, and as the supporting element of hanging main body container 1, bottom plate 31 is located at 1 lower section of main body container, main
Body container 1 is between two vertical guide posts 33, and upper beam 32 is including the upper channel steel 321 at the top of two guide post of connection 33 and admittedly
It is scheduled on the connecting plate 322 at 321 center of channel steel, diagonal brace 34 is equipped between connecting plate 322 and bottom plate 31, improves the pressure-bearing of upper beam 32
Ability.The side of main body container 1 is symmetrically fixed with guide plate 1-4, and each guide plate 1-4, which is equipped with, can be sheathed on guide post 33
On through-hole 1-41, main body container 1 moves up and down along the direction of guide post 33.
Reel 4, center are equipped with spool shaft 5, and spool shaft 5 is erected on two roller stands 10, and roller stand 10 is fixed on
On bottom plate 31, reel 4 is limited to 10 between two roller stands, is connected with power device in the spool shaft 5 of 4 side of reel
6, increase main body container 1 for providing power to reel 4.
Pulley blocks 8 including the first pulley 81 and second pulley 82 that are fixed at the top of connecting plate 322 and are fixed on bottom plate
Third pulley 83 on 31, the axis of first pulley 81, second pulley 82 and third pulley 83 are flat with the axis of spool shaft 5
Row, and first pulley 81, second pulley 82, third pulley 83 and reel 4 center end face (such as Fig. 3 and 5 in the same plane
It is shown), 9 one end of rope connects hanging ring 1-3, and the other end passes sequentially through first pulley 81, second pulley 82, third pulley 83, most
It is wound afterwards with reel 4, and rope 9 is rearward sequentially wound from the front of the present embodiment, i.e., first pulley 81 is located at forefront, volume
Cylinder 4 is located at rearmost.
First pulley 81 and second pulley 82 are used to rope 9 being transitioned into main body container 1 from reel 4, due to 4 He of reel
Main body container 1 is respectively positioned on lower section, and first pulley 81 and second pulley 82 are respectively positioned on top, can reduce pulley using two pulleys
The pressure being subject to reduces the size of frictional force；Rope 9 is wrapped on reel 4 after passing through below third pulley 83.
Embodiment 2, on the basis of embodiment 1, as shown in Figure 2 and Figure 5, the lower part of main body container 1 is along 1 side of main body container
Wall is circumferentially with three stabilizer blade 1-5, and stabilizer blade 1-5 bottom height is lower than 1 bottom height of main body container, prevents main body container 1
Main body container 1 is contacted with bottom plate 31 when whereabouts, and the bottom each stabilizer blade 1-5 is equipped with foot pad, reduces ground when stabilizer blade 1-5 hits ground
The pressure being subject to is equipped with a sand box 11 immediately below each stabilizer blade 1-5, buffers the impact force of main body container 1.The present embodiment
It can permit main body container 1 and directly hit ground, and the wall surface of main body container 1 will not be damaged, and make without by external
The dynamic decline for stopping main body container 1.
Embodiment 3, on the basis of embodiment 1 or 2, as shown in Figure 3 and Figure 4, power device 6 includes motor 61 and slows down
Machine 62,61 output end of motor connect 62 input terminal of speed reducer, and the central axis of speed reducer 62 is line shaft 63, line shaft 63 and reel
The axis of axis 5 is located along the same line, and electromagnetic clutch 12 is equipped between spool shaft 5 and line shaft 63, and electromagnetic clutch 12 wraps
The first sucker 12-1 and the second sucker 12-2 are included, the first sucker 12-1 is fixed with 5 end of spool shaft, the second sucker 12-2 and power
The end of axis 63 is fixed.Electromagnetic clutch 12 is connect with external power supply.When electromagnetic clutch 12 be powered when, the first sucker 12-1 and
Second sucker 12-2 is attracted, and power device 6 is rotated with movable reel 4, when electromagnetic clutch 12 powers off, the first sucker 12-1 and the
Two sucker 12-2 are disconnected.
Embodiment 4, on the basis of embodiment 1 or 2 or 3, as in Figure 2-4, the spool shaft 5 far from power device 6
End is equipped with brake apparatus 7, is used for brake drum 4, and brake apparatus 7 includes braking flange 71 and electromagnetic brake 72, deceleration method
Orchid 71 is sheathed in spool shaft 5, and the braking braking flange 71 of electromagnetic brake 72, electromagnetic brake 72 is connect with external power supply, electricity
There are two brake disc 721, brake disc 721 is symmetrically arranged on the wheel rim of braking flange 71 tool of magnetic brake 72, when the power is turned on,
721 take-off the brake flange 71 of brake disc, braking flange 71 are rotated together with reel 4；When electrical power is off, brake disc 721 clamps
Flange 71 is braked, reel 4 stops rotating.Electromagnetic clutch 12 and electromagnetic brake 72 connect different control circuits.
Turn on the power device 6, closes brake apparatus 7, increase main body container 1；When main body container 1 needs static, close
Power device 6 is closed, brake apparatus 7 is opened；When main body container 1 needs to decline, power device 6 and brake apparatus 7 are turned off, main
The free-falling under the effect of gravity of body container 1.
Embodiment 5, on the basis of embodiment 1 or 2 or 3 or 4, as shown in Figure 1, passing through switch bracket on main body rack 3
14 are fixed with travel switch 13, and travel switch 13 is electrically connected with power device 6, and travel switch 13 is electrically connected with external power supply.When
When main body container 1 rises, travel switch 13 is in closed state, and external circuit is powered to power device 6；When on main body container 1
When being raised to specified altitude assignment, travel switch 13 is disconnected, and external circuit is prevented to power to power device 6, and power device 6 shuts down.
Specifically, the utility model can by travel switch 13 and electromagnetic brake 72 respectively with PLC controller input terminal
Connection, PLC controller output end are electrically connected with electromagnetic clutch 12, and PLC controller receives the signal of the disconnection of travel switch 13
Or 72 power supply of electromagnetic brake disconnect signal when just cut off the circuit of electromagnetic clutch 12.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, the change that can be readily occurred in
Change or replace, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with described
Subject to scope of protection of the claims.
Claims (10)
1. a kind of manhole cover drop test equipment characterized by comprising
Main body container (1), the main body container (1) are equipped with inlet (1-1) and manhole (1-2), the axis of the manhole (1-2)
Line is horizontal；
Main body rack (3) is used to support the main body container (1) up and down motion；
Reel (4), fixed with main body rack (3), the reel (4) is sheathed on spool shaft (5), is located at the reel (4) one
Power device (6) are connected in the spool shaft (5) of side；
Pulley blocks (8) are fixed on the main body rack (3), and rope (9) realizes transmission, rope by the pulley blocks (8)
(9) main body container (1) from top is sling in one end, the other end is wrapped on the reel (4).
2. manhole cover drop test equipment according to claim 1, it is characterised in that: the main body rack (3) includes bottom
The vertical guide post (33) of plate (31), upper beam (32) and the connection bottom plate (31) and upper beam (32), upper beam (32) position
Above the main body container (1), the bottom plate (31) is located at below the main body container (1), main body container (1) two sides
It is fixed with guide plate (1-4), each guide plate (1-4) is equipped with the through-hole that can be sheathed on the guide post (33)
(1-41), the reel (4) are fixed on the bottom plate (31).
3. manhole cover drop test equipment according to claim 2, it is characterised in that: one in the pulley blocks (8)
Perhaps multiple pulleys are fixed on the upper beam (32) or the pulley blocks (8) are integrally fastened on the upper beam (32), institute
Rope (9) are stated to connect by the pulley on the upper beam (32) with the main body container (1).
4. manhole cover drop test equipment according to claim 3, it is characterised in that: the pulley blocks (8) include fixing
First pulley (81) and second pulley (82) in the upper beam (32) and the third pulley (83) that is fixed on bottom plate (31),
The axis of the first pulley (81), second pulley (82) and third pulley (83) is parallel with the axis of the spool shaft (5),
And the first pulley (81), second pulley (82), third pulley (83) and the reel (4) sequence are arranged, the rope (9)
Pass sequentially through the first pulley (81), second pulley (82), third pulley (83) and the reel (4).
5. manhole cover drop test equipment according to claim 1, it is characterised in that: the power device (6) has dynamic
Power axis (63), the line shaft (63) and the axis of the spool shaft (5) are located along the same line, the spool shaft (5) and institute
It states and is equipped with electromagnetic clutch (12) between line shaft (63), the electromagnetic clutch (12) includes the first sucker (12-1) and second
Sucker (12-2), first sucker (12-1) are fixed with the spool shaft (5) end, second sucker (12-2) with it is described
The end of line shaft (63) is fixed.
6. manhole cover drop test equipment according to claim 5, it is characterised in that: the power device (6) includes electricity
Machine (61) and speed reducer (62), motor (61) output end connect speed reducer (62) input terminal, and the line shaft (63) is institute
State the central axis of speed reducer (62).
7. manhole cover drop test equipment according to claim 1, it is characterised in that: far from the power device (6)
The end of the spool shaft (5) is equipped with brake apparatus (7), and the brake apparatus (7) includes braking flange (71) and electromagnetic braking
Device (72), the braking flange (71) are sheathed on the spool shaft (5), and the electromagnetic brake (72) brakes the deceleration method
Blue (71).
8. manhole cover drop test equipment according to claim 1, it is characterised in that: the upper end of the main body container (1)
Face is horizontal end face, and lower end surface is vertical end face, and the manhole (1-2) is located on the lower end surface.
9. manhole cover drop test equipment according to claim 8, it is characterised in that: the lower part of the main body container (1)
Equipped with several stabilizer blades (1-5), a sand box (11) is equipped with immediately below each stabilizer blade (1-5).
10. manhole cover drop test equipment according to claim 1, it is characterised in that: pass through on the main body rack (3)
Switch bracket (14) is fixed with travel switch (13), and the travel switch (13) is electrically connected with the power device (6), the row
Cheng Kaiguan (13), electromagnetic clutch (12) and electromagnetic brake (72) are electrically connected with external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820832676.0U CN208239049U (en) | 2018-05-31 | 2018-05-31 | A kind of manhole cover drop test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820832676.0U CN208239049U (en) | 2018-05-31 | 2018-05-31 | A kind of manhole cover drop test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208239049U true CN208239049U (en) | 2018-12-14 |
Family
ID=64576402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820832676.0U Active CN208239049U (en) | 2018-05-31 | 2018-05-31 | A kind of manhole cover drop test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208239049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414181A (en) * | 2018-05-31 | 2018-08-17 | 常州凯鹏液流器材有限公司 | A kind of manhole cover drop test equipment |
-
2018
- 2018-05-31 CN CN201820832676.0U patent/CN208239049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414181A (en) * | 2018-05-31 | 2018-08-17 | 常州凯鹏液流器材有限公司 | A kind of manhole cover drop test equipment |
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