CN205916597U - Powder jar that concrete mixing plant used - Google Patents
Powder jar that concrete mixing plant used Download PDFInfo
- Publication number
- CN205916597U CN205916597U CN201620954378.XU CN201620954378U CN205916597U CN 205916597 U CN205916597 U CN 205916597U CN 201620954378 U CN201620954378 U CN 201620954378U CN 205916597 U CN205916597 U CN 205916597U
- Authority
- CN
- China
- Prior art keywords
- ring flange
- plectane
- spring
- mixing plant
- powder
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- Expired - Fee Related
Links
- 239000000843 powder Substances 0.000 title claims abstract description 59
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000000605 extraction Methods 0.000 claims description 11
- 235000013312 flour Nutrition 0.000 claims description 11
- 238000000034 method Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 description 8
- 239000000428 dust Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000003756 stirring Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model discloses a powder jar that concrete mixing plant used, locate jar powder outlet pipe way of body bottom including jar body with the jar body is linked together, jar body top is equipped with pressure relief device, pressure relief device includes and jar communicating pressure relief barrel of the body, pressure relief barrel's hole from top to bottom includes conical bore and cylinder hole in proper order, cylinder hole bottom end communicates with each other with a jar body, its top links to each other with the miniport of conical bore bottom, it can be with conical bore dead conical piston stifled completely to be equipped with one in the conical bore, this piston top links to each other with the bottom of the spring that is compression state, the top of spring links to each other with the plectane bottom, the plectane is located the hole center of ring flange and fixes at the ring flange inner wall, plectane and piston parallel and the diameter of plectane is less than the diameter of ring flange hole, the ring flange is said with powder outlet pipe through return line and is communicated with each other, be equipped with the uniflow device on this return line. Jar simple structure is ingenious for this powder, makes low cost, still can directly realize the recycle of powder in the time of the pressure release.
Description
Technical field
This utility model belongs to concrete mixing plant technical field, more particularly, to a kind of powder for concrete mixing plant
Tank.
Background technology
Concrete mixing plant is mainly by stirring host, material weighing system, material-transporting system, storing material system and control
System five big systemses processed and its affiliated facility composition.Wherein, storing material system includes the powder tank for storing powder, powder tank with
One charging line in N-shaped is connected, and one end of this N-shaped pipeline is near ground, for being connected with powder tank car, the pump into feed pipe
Enter powder, the other end of feed pipe then upwardly extends and stretches into powder upper end after circular arc curve transition at powder upper end, finally
Stretch to a certain suitable space position along powder tank axis direction straight down, so that aborning, after powder tank car arrives at a station,
Powder is first from bottom to top pumped into the top of powder tank from ground, then along feed pipe be delivered to downwards static, deposition in powder tank,
Storage；When using, using being arranged on the flour extraction pipe road at the tank bottoms end of powder by powder carry to the agitator tank mixing and stirring in tower.Due to
Powder is dust material, so using high-pressure pump by its pump to powder tank, then just creating higher pressure in powder tank.In order to
For the sake of safety, the powder tank of part mixing plant directly adopts open powder tank, and that is, the top of powder tank is provided with opening, and atmosphere,
It is easy to discharge in time pressure inside the tank；Although this powder tank junction structure is simple, with low cost, due to its open top, in pump
When entering powder, often dust flashes, and just as individual chimney, environmental pollution greatly, and leads to a large amount of powders to waste to whole powder tank.
Though current some small part powder tanks are provided with the pressure that the pressure relief devices such as relief valve come in balance pipe body, due to pressure relief device
It mostly is pure gas relief valve, valve core structure is also relative complex, is not suitable for the excretion of powder this high concentrate dust air-flow, easily
Result in blockage, bury potential safety hazard, and existing relief valve is all to direct out boundary's pressure release aerofluxuss, therefore, the dust of exclusion is still
So diffuse in atmosphere, pollution and waste all do not have elimination.
Utility model content
The purpose of this utility model is to solve above-mentioned technical problem, provides a kind of powder tank of concrete mixing plant, should
Powder jar structure is simply ingenious, and cost of manufacture is cheap, also can be directly realized by the recycling of powder while pressure release.
The technical solution of the utility model is as follows:
A kind of powder tank of concrete mixing plant, the flour extraction pipe located at tank base be connected including tank body and with tank body
Road, described tank body top is provided with pressure relief device, and described pressure relief device includes the pressure release cylinder communicating with tank body, described pressure release cylinder interior
Hole from top to bottom includes conical bore and cylindrical hole successively, and wherein, cylindrical hole bottom is communicated with tank body, its top and conical bore bottom
Portlet be connected, be provided with a conical piston that conical bore can be blocked completely in circular cone in the hole, this piston tip be in
The bottom of the spring of compressive state is connected, and the top of spring is connected with plectane bottom, and described plectane is located in the endoporus of ring flange
The heart and being fixed on ring flange inwall, plectane is paralleled with described piston and the diameter of plectane is less than the diameter of ring flange endoporus,
Described ring flange is communicated with flour extraction pipe road by recovery channel, is provided with unidirectional flow device on this recovery channel.
Further, described ring flange be enclosed within the outer wall on pressure release cylinder top and with pressure release cylinder thread connection.
Further, described plectane edge radially is uniformly provided with three round steel, outside every round steel one end and plectane
The face of cylinder is fixedly connected, and the other end is fixedly connected with ring flange inwall.
Further, described plectane center is provided with through hole, and the diameter of bore of described spring is equal to the diameter of described through hole, and
Spring is coaxial with through hole.
Further, described ring flange and handwheel are fixedly linked, and the annulus of described handwheel is coaxial with ring flange and annulus position
Directly over flange side surface, annulus is connected using four uniform connecting rods with ring flange external cylindrical surface.
Further, described unidirectional flow device includes the quarter bend being connected with recovery channel, in relatively two in this quarter bend
Limiting plate parallel to each other, valve plate, gripper shoe are sequentially provided with wall, wherein, limiting plate and gripper shoe are fixed respectively from top to bottom
On the inwall of quarter bend, valve plate is hinged on the inwall of quarter bend, is provided with the valve plate in compressive state between valve plate and gripper shoe
Spring, two pieces of valve plate top to end faces are contacted with each other position and make two pieces of valve plates be in V-shaped corner structure by valve plate spring, and two pieces of valve plates are in
By quarter bend carrier frequency channel break during V-shaped angle.
Further, described limiting plate, valve plate, gripper shoe all with quarter bend axis in angle of 45 degrees, and described valve plate spring
Axis orthogonal with gripper shoe.
Further, the end of described two pieces of relative valve plates is provided with abrasion-proof rubber cushion.
The beneficial effects of the utility model: the pressure release cylinder that this utility model arranges special aerofluxuss is communicated with powder tank, and is letting out
In pressure cylinder, setting controls the piston opening and closing, in a non-operative state, the circular cone that piston is compressed tightly against in pressure release cylinder by spring
Bottom hole end, pressure release passage is closed；When the pressure in powder tank increases to and can overcome spring force, spring is further
Compression, piston moves up, and leaves conical bore bottom, and pressure release passage is opened, exhaust pressure relief.Due to only be circular cone
The cooperation of piston and conical bore realizing being opened and closed, sealing structure simple it is not easy to break down, changing according to amount of spring compression
Become, piston is also changed with the gap of conical bore, can dynamically adjust the air flow rate of valve port, pressure release effect more preferably, can
Higher by property, meanwhile, cost is less expensive, is very beneficial to promote the use of.
It is connected with flour extraction pipe road by recovery channel in the ring flange of top setting, also can achieve the direct recovery of powder
Using reducing powder memory space and time, it is to avoid dust drains in the air, reduces pollution and waste of material.
Brief description
Fig. 1 is this utility model structural representation.
Fig. 2 is pressure relief device sectional view.
Fig. 3 is pressure relief device top view.
Fig. 4 is unidirectional flow device structural representation.
Component label instructions: pressure relief device 1, tank body 2, feed pipe 3, pressure gauge 4, flour extraction pipe road 5, ring flange 101, round steel
102nd, plectane 103, spring 104, piston 105, pressure release cylinder 106, handwheel 107, recovery channel 108, unidirectional flow device 109, square
Pipe 109a, limiting plate 109b, valve plate 109c, valve plate spring 109d, gripper shoe 109e, large through-hole 10301, small through hole 10302, spiral shell
Stricture of vagina a.
Specific embodiment
Hereinafter embodiment of the present utility model is illustrated by particular specific embodiment, those skilled in the art can be by this
Content disclosed by description understands other advantages of the present utility model and effect easily.
The utility model is described in further detail with reference to the accompanying drawings and examples:
As shown in Fig. 13, a kind of powder tank of concrete mixing plant, the feeding be connected including tank body 2 and with tank body 2
Pipe 3, feed pipe 3 is be arranged in parallel with tank body 2, for by powder from ground upwards pump to tank body 2 top, then along feed pipe
2 pipeline sections being located within tank body 2 fall downwards, deposit.Described tank body 2 top is provided with pressure relief device 1, and described pressure relief device 1 wraps
Include the pressure release cylinder 106 communicating with tank body 2, described pressure release cylinder 106 is one section of larger cylindrical tube shape structure, and its endoporus is by upper
Under include conical bore and cylindrical hole successively, wherein, cylindrical hole bottom is communicated with tank body 2, the small end of its top and conical bore bottom
Mouth is connected, and is provided with a conical piston 105, the taper of this piston 105 and described circular cone at the portlet of circular cone in the hole
Hole taper is identical, and the depth of conical bore is longer than the thickness of piston 105, so that conical bore is blocked by piston 105 completely, realizes close
Envelope, in actual fabrication, the size according to tank body 2 and pressure-bearing value select rubber or steel to be fabricated to piston 105.This piston
105 top is connected with the bottom of the spring 104 in compressive state, and the top of spring 104 is connected with the bottom of plectane 103, institute
State the endoporus center that plectane 103 is located at ring flange 101, and be fixed on ring flange 101 inwall.Plectane 103 and described piston 105
Parallel, spring 104 perpendicular to the large end face of plectane 103 and piston 105, because air pressure can be discharged from conical bore large port, because
This, the diameter of plectane 103 should be less than the diameter of ring flange 101 endoporus, and is meeting the premise securely fixing spring 104 top
Under, plectane 103 be made as far as possible less, in order to air-flow from conical bore large port discharge after by which better plectane 103 and flange
Gap between disk 101 inwall, timely pressure release.Described ring flange 101 passes through the flour extraction pipe of recovery channel 108 and tank body 2 bottom
Road 5 communicates, so that standby in the powder feeding flour extraction pipe road 5 that top is excluded, is not one due to mixing and stirring the agitator tank in tower
Absolute airtight tank body, is communicated with air, and flour extraction pipe road 5 is also partly to open wide with agitator tank joint, therefore, it can reach
Pressure release simultaneously reclaims purpose using powder, is seen off powder in time using the spiral in flour extraction pipe road 5.In this recovery channel 108
It is provided with unidirectional flow device 109, this unidirectional flow device 109 can be check valve, be used for avoiding pressure relief device 1 automatically not open
Qi Shi, dust is back to pressure relief device 1 and respective line system, the normal transmission of impact powder.
For more reliably observing the internal pressure of powder tank, one pressure gauge 4, this pressure gauge 4 can be set in powder upper end
Can be connected with plc, the pump of conveying powder is also connected with plc simultaneously, and the two realizes coordinated signals, when pressure reaches certain threshold value
When, immediately termination of pumping.
Further, as shown in Fig. 2 described ring flange 101 is enclosed within the outer wall on pressure release cylinder 106 top, and with pressure release cylinder
106 thread connection.Connected by screw thread a, the position height that ring flange 101 is enclosed within pressure release cylinder 106 outer wall can be adjusted rapidly, thus
Adjust plectane 103 and piston 105 distance in a non-operative state, that is, adjust the original compression amount of spring 104, make spring 104
There is suitable critical strain elastic force in an initial condition, pressure extreme value when effective control dust pressure release is reclaimed, suitable
When automatically open up piston 105 exhaust pressure relief.
Further, as shown in Fig. 23, described plectane 103 cylindrical edge face radially is uniformly provided with three round steel
102, round steel 102 is rustless steel light steel, and its diameter selects determination, every round steel 102 one end and plectane 103 according to carrying size
External cylindrical surface be fixedly connected, the other end is fixedly connected with the inwall of ring flange 101, thus the exit shape in ring flange 101
Become three fan-shaped blow vents, when being easy to pressure release, dusty gas escape in pressure release cylinder 106.
Further, described plectane 103 center is provided with through hole, and the diameter of bore of described spring 104 is equal to the logical of plectane 103
Bore dia, and spring 104 is coaxial with the through hole of plectane 103, in order to spring 104 is vertically disposed at plectane 103 and piston
Between 105, it is easy to load, the through hole of plectane 103 also can be ventilated effectively simultaneously, rapid pressure release aerofluxuss.
Further, described ring flange 101 and handwheel 107 are fixedly linked, the annulus of described handwheel 107 and ring flange 101
Coaxial and annulus is located at directly over ring flange 101 end face, and annulus adopts four uniform connecting rods with the external cylindrical surface of ring flange 101
It is welded and fixed, connecting rod is made up of round steel, when making larger pressure relief device, conveniently to turn ring flange 101.
Further, as shown in figure 4, described unidirectional flow device 109 includes the quarter bend being connected with recovery channel 108
109a, two inwalls relatively in this quarter bend 109a are sequentially provided with limiting plate 109b parallel to each other, valve plate respectively from top to bottom
109c, gripper shoe 109e, wherein, limiting plate 109b and gripper shoe 109e are fixed on the inwall of quarter bend 109a, and valve plate 109c cuts with scissors
It is connected on the inwall of quarter bend 109a, two pieces of valve plate 109c are symmetrical arranged and form the top of the horn angle directed downwardly, in valve plate 109c
It is provided with the valve plate spring 109d in compressive state and gripper shoe 109e between, select the spring in compressive state to be in order to by two pieces
Valve plate 109c pushes up upwards to contact closure, and that is, the end of two pieces of relative valve plate 109c fits tightly, and two pieces of valve plate 109c form v
Type corner structure, the pipe internal channel of quarter bend 109a is blocked closing.
Further, described limiting plate 109b, valve plate 109c, gripper shoe 109e all become 45 degree of folders with quarter bend 109a axis
Angle, that is, above-mentioned V-shaped angle angle be 90 degree, and the axis of described valve plate spring 109d is orthogonal with gripper shoe 109e, so that more
Realize well the supporting role of spring, neatly control the opening and closing of two pieces of valve plate 109c.
Further, the end of described two pieces relative valve plate 109c is provided with abrasion-proof rubber cushion (not shown), slows down
The collision of the contact end face of two pieces of valve plate 109c, and play airtight effect.
Above-described embodiment only illustrative principle of the present utility model and its effect are new not for limiting this practicality
Type.Any person skilled in the art all can be carried out to above-described embodiment without prejudice under spirit and the scope of the present utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the essence disclosed in this utility model
All equivalent modifications being completed under god and technological thought or change, must be covered by claim of the present utility model.
Claims (8)
1. the powder tank of a kind of concrete mixing plant, the flour extraction pipe located at tank base be connected including tank body and with tank body
Road it is characterised in that: described tank body top is provided with pressure relief device, and described pressure relief device includes the pressure release cylinder communicating with tank body, institute
The endoporus stating pressure release cylinder from top to bottom includes conical bore and cylindrical hole successively, and wherein, cylindrical hole bottom is communicated with tank body, its top
It is connected with the portlet of conical bore bottom, be provided with a conical piston that conical bore can be blocked completely in circular cone in the hole, should
Piston tip is connected with the bottom of the spring in compressive state, and the top of spring is connected with plectane bottom, and described plectane is located at method
The endoporus center of blue disk and being fixed on ring flange inwall, plectane is paralleled with described piston and the diameter of plectane is less than ring flange
The diameter of endoporus, described ring flange is communicated with flour extraction pipe road by recovery channel, is provided with one-way flow dress on this recovery channel
Put.
2. according to claim 1 concrete mixing plant powder tank it is characterised in that: described ring flange is enclosed within pressure release cylinder top
End outer wall on and with pressure release cylinder thread connection.
3. according to claim 1 concrete mixing plant powder tank it is characterised in that: described plectane edge is radially
It is uniformly provided with three round steel, every round steel one end is fixedly connected with plectane external cylindrical surface, the other end is fixing with ring flange inwall even
Connect.
4. according to claim 3 concrete mixing plant powder tank it is characterised in that: described plectane center is provided with through hole,
The diameter of bore of described spring is equal to the diameter of described through hole, and spring is coaxial with through hole.
5. according to claim 1 concrete mixing plant powder tank it is characterised in that: described ring flange and handwheel fixing phase
Even, the annulus of described handwheel is coaxial with ring flange and annulus is directly over flange side surface, annulus and ring flange external cylindrical surface
It is connected using four uniform connecting rods.
6. according to claim 1 concrete mixing plant powder tank it is characterised in that: described unidirectional flow device include with
The quarter bend that recovery channel is connected, relatively two inwalls in this quarter bend is sequentially provided with respectively from top to bottom parallel to each other spacing
Plate, valve plate, gripper shoe, wherein, limiting plate and gripper shoe are fixed on the inwall of quarter bend, and valve plate is hinged on the inwall of quarter bend,
It is provided with the valve plate spring in compressive state between valve plate and gripper shoe, two pieces of valve plate tops are contacted with each other by valve plate spring to end face
Position and make two pieces of valve plates be in V-shaped corner structure, two pieces of valve plates are in by quarter bend carrier frequency channel break during V-shaped angle.
7. according to claim 6 concrete mixing plant powder tank it is characterised in that: described limiting plate, valve plate, gripper shoe
All with quarter bend axis in angle of 45 degrees, and described valve plate spring axis orthogonal with gripper shoe.
8. according to claim 6 concrete mixing plant powder tank it is characterised in that: the end of described two pieces of relative valve plates
Portion is provided with abrasion-proof rubber cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620954378.XU CN205916597U (en) | 2016-08-26 | 2016-08-26 | Powder jar that concrete mixing plant used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620954378.XU CN205916597U (en) | 2016-08-26 | 2016-08-26 | Powder jar that concrete mixing plant used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205916597U true CN205916597U (en) | 2017-02-01 |
Family
ID=57868642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620954378.XU Expired - Fee Related CN205916597U (en) | 2016-08-26 | 2016-08-26 | Powder jar that concrete mixing plant used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205916597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109229989A (en) * | 2018-11-06 | 2019-01-18 | 张冲 | A kind of concrete mixing plant dust suppression powder tank |
-
2016
- 2016-08-26 CN CN201620954378.XU patent/CN205916597U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109229989A (en) * | 2018-11-06 | 2019-01-18 | 张冲 | A kind of concrete mixing plant dust suppression powder tank |
| CN109229989B (en) * | 2018-11-06 | 2019-08-30 | 常德市鼎城盛祥混凝土有限公司 | A kind of concrete mixing plant dust suppression powder tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |