CN208671713U - The reflux pressure letdown device of base joint grouting glue production - Google Patents
The reflux pressure letdown device of base joint grouting glue production Download PDFInfo
- Publication number
- CN208671713U CN208671713U CN201821121127.9U CN201821121127U CN208671713U CN 208671713 U CN208671713 U CN 208671713U CN 201821121127 U CN201821121127 U CN 201821121127U CN 208671713 U CN208671713 U CN 208671713U
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- vertical tube
- detection bar
- base joint
- joint grouting
- kickboard
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Abstract
The utility model discloses a kind of reflux pressure letdown devices of base joint grouting glue production, it applies in road building materials field, solves the technical issues of pressure change in base joint grouting glue cooling procedure in cooling furnace changes greatly, its key points of the technical solution are that including that the relief tube being connected to inside cooling furnace with cooling furnace is arranged in, the relief tube extends upward cooling furnace far from one end of cooling furnace, and having the technical effect that for having maintains cooling furnace external and internal pressure to stablize in base joint grouting glue cooling procedure.
Description
Technical field
The utility model relates to road building materials field, in particular to a kind of reflux pressure letdown device of base joint grouting glue production.
Background technique
Bituminous pavement in use, due to the repeated action of traffic load, the influence of weather and asphalt pavement material
Physicochemical properties variation, road surface will appear crack, and this requires use base joint grouting glue to make up crack.Base joint grouting glue is usually by dripping
Cobalt blue pigment is mixed plus some modified materials.Such as Fig. 1 and Fig. 2, the equipment for producing base joint grouting glue currently on the market includes rabble furnace 16
With cooling furnace 1, cooling furnace 1 receives the high-temperature liquid state base joint grouting glue from rabble furnace 16, is allowed to cool hence into next step, cooling
Furnace 1 is the cooling furnace 1 equipped with inner layer wall 12 and outer wall 11, and there are cooling chamber 13, outer layers between outer wall 11 and inner layer wall 12
11 upper end of wall offers the inlet 14 being connected to cooling chamber 13.
With reference to Fig. 1 and Fig. 2,12 lower end of inner layer wall is connected with the first pipe 151 being connected to inside cooling furnace 1, the first pipe
Road 151 extends outer wall 11 far from one end of inner layer wall 12 and is connected with valve 152, and valve 152 is far from first pipe 151
One end is connected with second pipe 153, and second pipe 153 is connected with the discharge port of kinetic pump 154 far from one end of valve 152, moves
The extraction opening of power pump 154 is connect by third pipeline 155 with rabble furnace 16,12 lower end of inner layer wall be also connected with in cooling furnace 1
Portion's connection and the 4th pipeline 157 for discharging lead to after third pipeline 155 into the base joint grouting glue crossed after stirring and are taken out by kinetic pump 154
To second pipe 153, after valve 152, first pipe 151 is flowed into, and then enter the inner layer wall 12 of cooling furnace 1, by cold
But the inlet 14 that 1 outer wall 11 of furnace opens up can inject water into cooling chamber 13, and the water in cooling chamber 13 connects with inner layer wall 12
Touching, to take away the heat of 12 high temperature base joint grouting glue of inner layer wall, achievees the purpose that cooling.
Although this cooling furnace plays the role of cooling asphalt material, but work as the base joint grouting glue of high-temperature liquid state being injected into cooling
When in furnace, the base joint grouting glue of high-temperature liquid state during cooling because the principle expanded with heat and contract with cold and volume becomes smaller so that close
The pressure in cooling furnace closed becomes larger, and cooling furnace internal pressure, which increases, generates what outer layers wall squeezed to the inner layer wall of cooling furnace
Power, and then the interior wall construction of easily damaged cooling furnace.
Utility model content
The purpose of the utility model is to provide a kind of reflux pressure letdown devices of base joint grouting glue production, its advantage is that cold in base joint grouting glue
But during, cooling furnace pressure is maintained to stablize.
The above-mentioned technical purpose of the utility model technical scheme is that: a kind of base joint grouting glue production is returned
Pressure device is flowed, including the relief tube for being arranged in inside cooling furnace and being connected to cooling furnace, the relief tube is far from cooling furnace
One end extends upward cooling furnace.
Through the above technical solutions, the pressure in cooling furnace constantly rises, and pressure release during high temperature base joint grouting glue injects
Pipe can maintain cooling furnace internal and external pressure balance, and in the cooling procedure of base joint grouting glue, and the temperature in inner layer wall reduces, the cementation of fissures
For glue because thermal expansion and contraction principle volume becomes smaller, which results in the pressure in cooling furnace to become smaller, and relief tube connected with the outside world rises
The effect of reflux base joint grouting glue has been arrived, cooling furnace external and internal pressure is maintained to stablize.
The utility model is further arranged to: the relief tube be divided into be connected to cooling furnace and inclined tipping tube and with incline
Inclined tube is connected to far from cooling furnace one end and vertical vertical tube, and it is floating less than the cross section of vertical tube that cross section is provided in the vertical tube
Plate, the kickboard top are provided with length direction and the consistent detection bar of vertical tube length direction, and the detection bar is connected with setting
In vertical tube inner wall for limiting detection bar along the connector of vertical tube length direction vertical shift, detection bar connects far from one end of kickboard
It is connected to the indicator that indicating liquid enters vertical tube.
Through the above technical solutions, kickboard will not influence when the base joint grouting glue in inner layer wall flows into cooling furnace inner layer wall
Cooling furnace and extraneous exchange air-flow, when the base joint grouting glue in inner layer wall flows into vertical tube, kickboard rises together with cementation of fissures glue liquid surface,
During kickboard rises, detection bar is driven to rise, detection bar only occurs along relief tube length direction under the action of connector
On displacement, indicator work is driven during detection bar is mobile, prompts to need to stop to inject base joint grouting glue into cooling furnace, keep away
Waste is exempted from.
The utility model is further arranged to: the connector includes that cross section consolidating for annular on vertical tube inner wall is arranged in
Safety barrel, the fixed cylinder are connect by first crossbar with vertical tube, and the detection bar is threaded through in fixed cylinder, and the detection bar is separate
The barrier blocks that cross-sectional area is greater than fixed cylinder internal diameter area are provided on one end outer wall of kickboard.
Through the above technical solutions, fixed cylinder limitation detection bar can only be slided in fixed cylinder inner wall, barrier blocks prevent inspection
Measuring staff slides out fixed cylinder.
The utility model is further arranged to: the fixed cylinder inner wall is provided with the ball contradicted with detection bar outer wall.
It rubs through the above technical solutions, the sliding friction between fixed cylinder inner wall and detection bar outer wall is become rolling by ball
It wipes, reduces frictional force.
The utility model is further arranged to: the connector includes the dovetail groove for being provided with pressure release inside pipe wall, the swallow
Stern notch length direction is consistent with vertical tube length direction, and the detection bar is equipped with the dovetail cooperated with dovetail groove far from one end of kickboard
Block.
Through the above technical solutions, the dovetail groove of vertical tube inner wall cooperates with the dovetails being arranged in detection bar, so that inspection
Measuring staff can only slide on relief tube length direction.
The utility model is further arranged to: the indicator includes being arranged in detection bar far from kickboard one end and length side
To with the consistent rack gear of detection bar length direction, the vertical tube inner wall is rotatably connected to cross bar in rack gear side, on the cross bar
It is fixed with the gear being engaged with rack, the bull stick perpendicular to cross bar is fixed on the cross bar, the vertical tube inner wall is turning
Drawstring is equipped with above bar to be provided on the drawstring remote with bull stick when the bull stick is located at extreme higher position far from cross bar one end
The small bell contradicted from cross bar one end.
Through the above technical solutions, band carry-over bar moves up and down, thus with moving gear during detection bar moves up and down
Rotation, cross bar is rotated in vertical tube inner wall during gear rotates, so that bull stick be driven to tap small bell, small bell is tapped sending bell
Sound.
The utility model is further arranged to: the indicator includes being arranged in detection bar far from kickboard one end length direction
With the consistent indicating arm of detection bar length direction, the indicating arm is provided with riser far from one end of detection bar, on the riser
End is flushed when liquid level is lower than vertical tube lower end nozzle with riser upper end nozzle side.
Through the above technical solutions, detection bar once moves, indicating arm and riser is driven to move up, it is longitudinal broad
Riser will be stretched out from relief tube upper end tube nozzle.
The utility model is further arranged to: it is hollow less than relief tube cross-sectional area that the kickboard is set as cross-sectional area
Sphere.
Through the above technical solutions, hollow ball is being contacted with cementation of fissures glue liquid surface with bigger buoyancy.
The utility model is further arranged to: the detection bar connected in the kickboard is set as several, and the indicator connects
It connects in a detection bar wherein.
Through the above technical solutions, more detection bars kickboard can be made to move up and down during limitation by multiple power
It is more stable to what is run.
In conclusion the utility model has the following beneficial effects:
1. the relief tube opened up ensures that cooling furnace external and internal pressure is flat in the cooling procedure of injection base joint grouting glue and base joint grouting glue
Weighing apparatus, reduces unexpected generation；
2. detection device and indicator that pressure release inside pipe wall is arranged in can prompt the liquid level in operator's relief tube,
To stop injecting base joint grouting glue into cooling furnace.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the prior art；
Fig. 2 is the structural scheme of mechanism that the prior art is used to embody cooling furnace；
Fig. 3 is the structural schematic diagram that embodiment 1 is used to embody cooling furnace；
Fig. 4 is the structural schematic diagram that embodiment 1 is used to embody indicator；
Fig. 5 is the structural schematic diagram that embodiment 1 is used to embody kickboard；
Fig. 6 is the structural schematic diagram that embodiment 1 is used to embody ball；
Fig. 7 is the structural schematic diagram that embodiment 2 is used to embody connector；
Fig. 8 is the structural schematic diagram that embodiment 3 is used to embody indicator.
Appended drawing reference: 1, cooling furnace；11, outer wall；12, inner layer wall；13, cooling chamber；14, inlet；151, the first pipe
Road；152, valve；153, second pipe；154, kinetic pump；155, third pipeline；157, the 4th pipeline；16, rabble furnace；2, it lets out
Pressure pipe；21, tipping tube；22, vertical tube；3, detection device；31, connector；32, detection bar；33, kickboard；34, indicator；311,
Fixed cylinder；3111, first crossbar；312, barrier blocks；313, dovetail groove；314, dovetails；3112, ball；341, rack gear；342,
Cross bar；3421, putting hole；3422, barrier plug；343, gear；344, bull stick；345, drawstring；346, small bell；347, indicating arm；
348, riser.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment 1:
A kind of reflux pressure letdown device of base joint grouting glue production, with reference to Fig. 3, the relief tube 2 including 12 upper end of inner layer wall is arranged in,
Relief tube 2 and inner layer wall 12 penetrate through and extend upward outer wall 11, and the inclination of relief tube 2 is prolonged vertically upward after being pierced by outer wall 11
It stretches.
In the course of work, operator adds water into cooling chamber 13 by inlet 14, the water being added in cooling chamber 13
It is contacted with inner layer wall 12, to take away the heat of 12 high temperature base joint grouting glue of inner layer wall, realizes cooling purpose.
After injecting water into cooling furnace 1, operator opens valve 152, is extracted by kinetic pump 154 high in rabble furnace 16
The base joint grouting glue of temperature state, base joint grouting glue is by the laggard extraction opening for crossing kinetic pump 154 of third pipeline 155, via going out for kinetic pump 154
Material mouth enters second pipe 153, after open valve 152, into first pipe 151, finally flows into 1 inner layer wall of cooling furnace
In 12.
During the base joint grouting glue of the condition of high temperature flows into, the pressure in cooling furnace 1 constantly rises, and relief tube 2 can be with
1 internal and external pressure balance of cooling furnace is maintained, the pressure that 12 inner wall of inner layer wall is subject to is reduced.
After inputting enough base joint grouting glues, kinetic pump 154 and valve 152 are closed, it is interior in the cooling procedure for waiting base joint grouting glue
Temperature in layer wall 12 reduces, and base joint grouting glue is because thermal expansion and contraction principle volume becomes smaller, and which results in the pressure changes in cooling furnace 1
Small, relief tube 2 connected with the outside world plays the role of the base joint grouting glue that flows back, and 1 external and internal pressure of cooling furnace is maintained to stablize.
With reference to Fig. 3 and Fig. 4, during inputting base joint grouting glue into cooling furnace 1, the liquid level of base joint grouting glue is gradually increasing in turn
Into in relief tube 2, causes base joint grouting glue to overflow from 2 nozzle of relief tube in order to avoid inputting excessive base joint grouting glue, divide in relief tube 2
To cut inclined tube 21 and vertical tube 22, it is provided with kickboard 33 of the cross section less than the cross section of vertical tube 22 in vertical tube, is set above kickboard 33
It is equipped with length direction and the consistent detection bar 32 of 22 length direction of vertical tube, detection bar 32 is connected with setting and is used in 22 inner wall of vertical tube
Detection bar 32 is limited along the connector 31 of 22 length direction vertical shift of vertical tube, detection bar 32 is connected with far from one end of kickboard 33
Indicating liquid enters the indicator 34 of vertical tube 22.
In the course of work, since the area of kickboard 33 is less than the area of section of vertical tube 22, so kickboard 33 will not influence
Cooling furnace 1 and extraneous exchange air-flow, when the base joint grouting glue in inner layer wall 12 flows into vertical tube 22, kickboard 33 arranges cementation of fissures glue
Face rises under the buoyancy of base joint grouting glue, during kickboard 33 rises, detection bar 32 is driven to rise, detection bar 32 is even
The displacement on 22 length direction of vertical tube only occurs under the action of fitting 31, drives indicator 34 during detection bar 32 is mobile
Work, while the indicator 34 for being mounted on 32 upper end of detection bar not will receive the influence of base joint grouting glue, indicator 34 in the course of work
It prompts operator to need to stop to inject base joint grouting glue into cooling furnace 1 when work, avoids waste.
With reference to Fig. 4, connector 31 includes that the fixed cylinder 311 that 22 inner wall upper section of vertical tube is annular, fixed cylinder 311 is arranged in
It is equipped with first crossbar 3111 between 22 inner wall of side and vertical tube of 22 inner wall of vertical tube, has worn detection bar in fixed cylinder 311
32, detection bar 32 far from be provided on one end outer wall of kickboard 33 cross-sectional area be greater than 311 internal diameter area of fixed cylinder barrier blocks
312。
In the course of work, when base joint grouting glue is not yet entered in vertical tube 22,312 lower end of barrier blocks and 311 upper end of fixed cylinder are contradicted
Detection bar 32 is prevented to slide out fixed cylinder 311, when base joint grouting glue pours in vertical tube 22, kickboard 33 floats under buoyancy,
Fixed cylinder 311 limits detection bar 32 and can only slide in 311 inner wall of fixed cylinder, and limiting detection bar 32 can only move upwards, and make
Height displacement and the kickboard 33 for obtaining detection bar 32 are consistent, and the indicator 34 being arranged in detection bar 32 obtains correct base joint grouting glue
Fluid change amount, so that indicator 34 is accurately triggered, when the base joint grouting glue in vertical tube 22 is after supercooling, with cementation of fissures glue liquid surface
Height declines, and kickboard 33 slowly falls under self gravitation effect with detection bar 32, until 312 lower end of barrier blocks and fixed cylinder
311 upper ends contradict, and will not directly contact with base joint grouting glue in entire 31 course of work of connector, operate after avoiding long-time use
The case where failure.
With reference to Fig. 4, indicator 34 includes being arranged in detection bar 32 far from 33 one end of kickboard and length direction and detection bar 32
The consistent rack gear 341 of length direction, 22 inner wall of vertical tube are provided with cross bar 342 in the side of rack gear 341, and 342 both ends of cross bar turn
It is dynamic to be connected to 22 inner wall of vertical tube, be fixed on cross bar 342 with 341 meshed gears 343 of rack gear, be fixed on cross bar 342
The bull stick 344 coaxial with gear 343,2 inner wall of relief tube is equipped with drawstring 345 above bull stick 344, when bull stick 344 is far from cross bar
When 342 one end is in highest position, the small bell 346 contradicted with bull stick 344 is provided on drawstring 345.
In the course of work, the cementation of fissures glue liquid surface in vertical tube 22 rises, and the height of kickboard 33 and detection bar 32 is driven to rise, into
And the height of rack gear 341 increases, band moving gear 343 rotates, and cross bar 342 turns in 2 inner wall of relief tube during gear 343 rotates
Dynamic, so that bull stick 344 be driven to tap small bell 346, small bell 346 is tapped sending the tinkle of bells, has reminded the liquid level of operator's base joint grouting glue
Entered in vertical tube 22, needs to stop to input base joint grouting glue.
With reference to Fig. 6, friction mode is sliding friction between 311 inner wall of 32 outer wall of detection bar and fixed cylinder, is used for a long time
Abrasion condition is more serious afterwards, and the ball 3112 contradicted with 32 outer wall of detection bar, ball 3112 are provided in 311 inner wall of fixed cylinder
Sliding friction between 32 outer wall of 311 inner wall of fixed cylinder and detection bar is become into rolling friction, frictional force is reduced, can mitigate
The degree of wear after long-time use increases the sliding accuracy of detection bar 32.
With reference to Fig. 5, it is contemplated that the surface of kickboard 33 can be sticked to using rear base joint grouting glue for a long time, caused in 33 weight of kickboard
It rises, and causes the kickboard 33 when base joint grouting glue pours in relief tube 2 of kickboard 33 that cannot float in time, can be mentioned to increase kickboard 33
The buoyancy of confession, kickboard 33 are set as the hollow ball that cross-sectional area is less than 22 cross-sectional area of vertical tube, and hollow ball can arrange more
More base joint grouting glues provides bigger buoyancy.
With reference to Fig. 4, during about 33 kickboard, the connection of 33 top of kickboard single detection bar 32 and connector 31 is led
Cause discontinuity in 33 uphill process of kickboard, be then connected with three detection bars 32 in 33 upper side of kickboard, detection bar 32 with
The tie point distribution triangular in shape of 33 upper side of kickboard, indicator 34 are connect with the upper end of one of detection bar 32.
In the course of work, three detection bars 32 are connect with 33 upper end of kickboard, during kickboard 33 rises, by original one
Stress point becomes three stress points, so that 33 stable operation of kickboard.
Embodiment 2:
A kind of reflux pressure letdown device of base joint grouting glue production, with reference to Fig. 7, difference from Example 1 is, connector 31 is also
It may include the dovetail groove 313 for being provided with 22 inner wall of vertical tube, 313 length direction of dovetail groove is consistent with 22 length direction of vertical tube, inspection
The dovetails 314 that the one end of measuring staff 32 far from kickboard 33 is cooperated by being provided with dovetail groove 313.
In the course of work, in the course of work, when base joint grouting glue is not yet entered in vertical tube 22,314 downside of dovetails and dovetail
The lower inner wall of slot 313 contradicts, thus the fixed detection bar 32 being connect with dovetails 314, so that detection bar 32 does not fall off out and fixes
Cylinder 311.
When base joint grouting glue pours in relief tube 2, kickboard 33 floats under buoyancy, and dovetails 314 may only be in dovetail
It is moved up in slot 313, limiting detection bar 32 can only move upwards, so that the height displacement of detection bar 32 and kickboard 33 1
It causes, and the indicator 34 being arranged in detection bar 32 obtains correct base joint grouting glue fluid change amount, to accurately trigger indicator
34, when the base joint grouting glue in vertical tube 22 is after supercooling, as base joint grouting glue liquid level declines, kickboard 33 and detection bar 32 are certainly
It slowly falls under body gravity, the lower inner wall of 314 downside of dovetails and dovetail groove 313 contradicts, and waits base joint grouting glue next time
It pours into.
Embodiment 3:
A kind of reflux pressure letdown device of base joint grouting glue production, with reference to Fig. 8, with embodiment 1 or embodiment 2 the difference is that,
Indicator 34 includes being arranged in detection bar 32 far from 33 one end length direction of kickboard and the consistent instruction of 32 length direction of detection bar
Bar 347, indicating arm 347 are provided with riser 348 far from one end of detection bar 32, red paint, riser are painted on riser 348
348 upper ends are flushed when cementation of fissures glue liquid surface is lower than 22 lower end nozzle of vertical tube with 22 upper end tube nozzle edge of vertical tube.
In the course of work, detection bar 32 drives indicating arm 347 to rise, so that riser 348 1 during rising
It rises and rises, once the height and position of riser 348 rises, will be stretched out from 22 upper end tube nozzle of vertical tube, roomy riser 348 facilitates behaviour
Author observes, prompts operator's base joint grouting glue to pour in vertical tube 22, while the red of bright eye further enhances warning.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (9)
1. a kind of reflux pressure letdown device of base joint grouting glue production, which is characterized in that it is internal in cooling furnace (1) including setting and with cooling
The relief tube (2) of furnace (1) connection, the relief tube (2) extend upward cooling furnace (1) far from the one end of cooling furnace (1).
2. the reflux pressure letdown device of base joint grouting glue production according to claim 1, which is characterized in that the relief tube (2) point
For be connected to cooling furnace (1) and inclined tipping tube (21) and with tipping tube (21) far from cooling furnace (1) one end be connected to and vertically
Vertical tube (22), kickboard (33) of the cross section less than the cross section of vertical tube (22), the kickboard are provided in the vertical tube (22)
(33) top is provided with length direction and the consistent detection bar of vertical tube (22) length direction (32), and the detection bar (32) is connected with
It is arranged in vertical tube (22) inner wall for limiting detection bar (32) along the connector (31) of vertical tube (22) length direction vertical shift, institute
It states detection bar (32) and is connected with the indicator (34) that indicating liquid enters vertical tube (22) far from the one end of kickboard (33).
3. the reflux pressure letdown device of base joint grouting glue production according to claim 2, which is characterized in that connector (31) packet
The fixed cylinder (311) for being arranged that on vertical tube (22) inner wall, cross section is annular is included, the fixed cylinder (311) passes through first crossbar
(3111) it is connect with vertical tube (22) inner wall, the detection bar (32) is threaded through in fixed cylinder (311), and the detection bar (32) is separate
The barrier blocks (312) that cross-sectional area is greater than fixed cylinder (311) internal diameter area are provided on one end outer wall of kickboard (33).
4. the reflux pressure letdown device of base joint grouting glue production according to claim 3, which is characterized in that the fixed cylinder (311)
Inner wall is provided with the ball (3112) contradicted with detection bar (32) outer wall.
5. the reflux pressure letdown device of base joint grouting glue production according to claim 2, which is characterized in that connector (31) packet
Include the dovetail groove (313) for being provided with vertical tube (22) inner wall, dovetail groove (313) length direction and vertical tube (22) length direction one
It causes, the detection bar (32) is equipped with the dovetails (314) cooperated with dovetail groove (313) far from the one end of kickboard (33).
6. the reflux pressure letdown device of base joint grouting glue production according to claim 2, which is characterized in that indicator (34) packet
Setting is included in detection bar (32) far from kickboard (33) one end and length direction and the consistent rack gear of detection bar (32) length direction
(341), vertical tube (22) inner wall is rotatably connected to cross bar (342) in rack gear (341) side, fixed on the cross bar (342)
Equipped with rack gear (341) meshed gears (343), be fixed with perpendicular to cross bar (342) length direction on the cross bar (342)
Bull stick (344), vertical tube (22) inner wall is equipped with drawstring (345) above the bull stick (344), separate in the bull stick (344)
When cross bar (342) one end is located at extreme higher position, it is provided on the drawstring (345) with bull stick (344) far from cross bar (342) one end
The small bell (346) of conflict.
7. the reflux pressure letdown device of base joint grouting glue production according to claim 2, which is characterized in that indicator (34) packet
Setting is included in detection bar (32) far from kickboard (33) one end length direction and the consistent indicating arm of detection bar (32) length direction
(347), the indicating arm (347) is provided with riser (348) far from the one end of detection bar (32), and riser (348) upper end exists
Liquid level flushes when being lower than vertical tube (22) lower end nozzle with vertical tube (22) upper end tube nozzle side.
8. the reflux pressure letdown device of base joint grouting glue production according to claim 2, which is characterized in that kickboard (33) setting
It is less than the hollow ball of vertical tube (22) cross-sectional area for cross-sectional area.
9. the reflux pressure letdown device of base joint grouting glue production according to claim 2, which is characterized in that connect on the kickboard (33)
The detection bar (32) connect is set as several, and the indicator (34) is connected on one of detection bar (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821121127.9U CN208671713U (en) | 2018-07-14 | 2018-07-14 | The reflux pressure letdown device of base joint grouting glue production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821121127.9U CN208671713U (en) | 2018-07-14 | 2018-07-14 | The reflux pressure letdown device of base joint grouting glue production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208671713U true CN208671713U (en) | 2019-03-29 |
Family
ID=65828592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821121127.9U Expired - Fee Related CN208671713U (en) | 2018-07-14 | 2018-07-14 | The reflux pressure letdown device of base joint grouting glue production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208671713U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111638768A (en) * | 2020-06-03 | 2020-09-08 | 杭州康桔科技有限公司 | Case internal alarm auxiliary device capable of warning at high temperature |
-
2018
- 2018-07-14 CN CN201821121127.9U patent/CN208671713U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111638768A (en) * | 2020-06-03 | 2020-09-08 | 杭州康桔科技有限公司 | Case internal alarm auxiliary device capable of warning at high temperature |
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Granted publication date: 20190329 Termination date: 20200714 |