CN204983726U - Reinforcing bar hinders low pressure irrigator of rust agent - Google Patents
Reinforcing bar hinders low pressure irrigator of rust agent Download PDFInfo
- Publication number
- CN204983726U CN204983726U CN201520646006.6U CN201520646006U CN204983726U CN 204983726 U CN204983726 U CN 204983726U CN 201520646006 U CN201520646006 U CN 201520646006U CN 204983726 U CN204983726 U CN 204983726U
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- CN
- China
- Prior art keywords
- push rod
- needle tubing
- steel bar
- corrosion inhibitor
- reinforcing steel
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Abstract
The utility model discloses a reinforcing bar hinders low pressure irrigator of rust agent, the on -line screen storage device comprises a base, the needle tubing, push rod and gland, the lower extreme of needle tubing is provided with the injection head, be provided with in the base and fill the passageway, inject the head and fill passageway looks spiro union, the lower extreme of push rod stretches into in the needle tubing and the lower extreme is provided with the piston, piston and the sealed sliding fit of needle tubing, the upper end spiro union of push rod has the handle, characteristics are piston coupling lower extremes at the push rod, the gland spiro union is in the upper end of needle tubing, be provided with between push rod and the gland and push down the mechanism and be used for carrying out the volume to the liquid in the needle tubing, the long -pending pressure regulating device of accent of pressure adjustment, the advantage is that the dabbling reinforcing bar of adjustable needs hinders the groundwater increment and the injection pressure of rust agent owing to be provided with the long -pending pressure regulating device of accent between push rod and the gland to satisfy different concrete structure or differently locally hinder the different use amount requirements of rust agent to the reinforcing bar, avoid causing the reinforcing bar to hinder the waste of rust agent, also avoid filling convenient to use many times.
Description
Technical field
The utility model relates to the perfusion equipment being applied in building field and being filled into by reinforcing steel bar corrosion inhibitor in reinforced concrete structure, particularly relates to a kind of low-pressure injection device of reinforcing steel bar corrosion inhibitor.
Background technology
Reinforcement corrosion causes the premature failure of concrete structure, is the hot issue of countries in the world common concern always.At present, for the existing reinforced concrete structure corroding or be in corrosive environment, the outer method being coated with reinforcing steel bar corrosion inhibitor on the surface of reinforced concrete structure is much adopted to allow its naturally osmotic in concrete.But this method rate of infiltration slowly and depth as shallow, and effect is bad.Reinforcing steel bar corrosion inhibitor is filled in reinforced concrete structure to accelerate rate of infiltration by the employing irrigator also had, but it is non-adjustable to the bottling body sum pressure of reinforcing steel bar corrosion inhibitor, when different concrete structures or different places require different to the use amount of reinforcing steel bar corrosion inhibitor, often cause the waste of reinforcing steel bar corrosion inhibitor, or need repeatedly to pour into, use inconvenience.
Summary of the invention
Technical problem to be solved in the utility model is to provide one can accelerate rate of infiltration, and the low-pressure injection device of reinforcing steel bar corrosion inhibitor to the bottling body sum pressure adjustable of reinforcing steel bar corrosion inhibitor.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of low-pressure injection device of reinforcing steel bar corrosion inhibitor, comprise base, needle tubing, push rod and gland, the lower end of described needle tubing is provided with injection head, perfusion channel is provided with in described base, described injection head and described perfusion channel bolt, the lower end of described push rod is stretched in described needle tubing and lower end is provided with piston, described piston and described needle tubing seal and are slidably matched, the upper end of described push rod is bolted with handle, described the axis of the piston is connected on the lower end of described push rod, make can relatively rotate but axial restraint between described piston and described push rod, described gland is screwed onto the upper end of described needle tubing, press mechanism is provided with and for carrying out volume to the liquid in described needle tubing between described push rod and described gland, pressure controlled tune amasss pressure regulating device.
Described tune amasss pressure regulating device and comprises multiple regulating block be set in successively up and down on described push rod, interference fits between described regulating block and described push rod, under external force, described regulating block can rotate or move up and down on described push rod, the outer circumference surface of described regulating block is wholely set location convex tendon, location convex tendon being staggeredly located out at circumferencial direction on upper and lower two adjacent regulating blocks, described push rod is wholely set limited location block, described positive stop is positioned at the below of the regulating block of bottom, positioning table has been wholely set in described gland, described positioning table is arranged in described needle tubing, described positioning table is provided with centre bore, described push rod is axially across described centre bore, the aperture of described centre bore equals or slightly larger than the external diameter of described regulating block, make described regulating block can not pass described centre bore by described location convex tendon through described centre bore, described positioning table is provided with location groove, the upper surface of described positioning table is provided with detent, described detent and described location groove being staggeredly located out and being all connected with described centre bore at circumferencial direction, described location convex tendon axially across described location groove or can withstand in described detent.
Described press mechanism comprises spring, and described spring housing is connected on described push rod, and the lower end of described push rod has been wholely set platform, and described spring top is connected between the lower surface of described positioning table and the upper surface of described platform.
The lower surface of described positioning table is provided with spring groove, and the upper end apical grafting of described spring is in described spring groove.
Many the first reinforcing ribs have been wholely set between the outer circumference surface of the bottom of described push rod and described platform.
Changeover portion has been wholely set between the lower end of described needle tubing and described injection head, the upper surface of described base has been wholely set perfusion section, described perfusion channel to be arranged in described perfusion section and to penetrate described base, the external diameter of described changeover portion is equal with the external diameter of described perfusion section, and the interface of described changeover portion and described perfusion section is arranged with rubber seal ring; Ensure that seal when injection head is connected with perfusion section, prevent reinforcing steel bar corrosion inhibitor from low head injection process, from injection head and perfusion section junction, seepage occurring.
Many the second reinforcing ribs have been wholely set between described perfusion section and the upper surface of described base.
The bottom of described base is provided with the filling cavity be connected with described perfusion channel, the lower ending opening of described filling cavity, and the contact area of reinforcing steel bar corrosion inhibitor and concrete surface when adding perfusion, accelerates the rate of infiltration of reinforcing steel bar corrosion inhibitor.
Described base is provided with Lou glue groove on the edge of the surface contact with reinforced concrete structure, described edge is bolted with for the fixing hold-down screw in the surface with reinforced concrete structure, when with fluid sealant base being fixed on reinforced concrete structure surperficial, unnecessary fluid sealant can be extruded from the leakage glue groove at edge, prevents fluid sealant to be squeezed in filling cavity.
Compared with prior art, the utility model has the advantages that owing to being provided with the long-pending pressure regulating device of tune and press mechanism between push rod and gland, adjustable groundwater increment and the injection pressure needing the reinforcing steel bar corrosion inhibitor of perfusion, to meet different reinforced concrete structures or the different local different use amount requirements to reinforcing steel bar corrosion inhibitor, avoid the waste causing reinforcing steel bar corrosion inhibitor, also avoid repeatedly pouring into, easy to use; In addition, adopt this low-pressure injection device can accelerate the rate of infiltration of reinforcing steel bar corrosion inhibitor in reinforced concrete structure, and structure is simple, easy and safe to operate.
Accompanying drawing explanation
Fig. 1 is the sectional view of the utility model embodiment one;
Fig. 2 is the top view of the gland of the utility model embodiment one;
Fig. 3 is the sectional view of A-A in Fig. 2;
Fig. 4 is the perspective view of the base of the utility model embodiment one;
Fig. 5 is the structural representation of the push rod of the utility model embodiment one;
Fig. 6 is the sectional view of the utility model embodiment two.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
Embodiment one: as shown in the figure, a kind of low-pressure injection device of reinforcing steel bar corrosion inhibitor, comprise base 1, needle tubing 2, push rod 3 and gland 4, the lower end of needle tubing 2 is provided with injection head 21, changeover portion 22 has been wholely set between the lower end of injection head 21 and needle tubing 2, the upper surface of base 1 has been wholely set perfusion section 11, perfusion channel 12 is provided with in perfusion section 11, perfusion channel 12 penetrates base 1, injection head 21 and perfusion channel 12 bolt, the external diameter of changeover portion 22 is equal with the external diameter of perfusion section 11, changeover portion 22 is arranged with rubber seal ring 5 with the interface of perfusion section 11, many the second reinforcing ribs 13 have been wholely set between perfusion section 11 and the upper surface of base 1, the bottom of base 1 is provided with the filling cavity 14 be connected with perfusion channel 12, the lower ending opening of filling cavity 14, for the edge 15 of the surface contact with reinforced concrete structure is provided with Lou glue groove 16 on base 1, edge 15 is bolted with for the fixing hold-down screw 17 in the surface with reinforced concrete structure,
The lower end of push rod 3 is stretched in needle tubing 2 and lower end is connected with piston 6, make can relatively rotate but axial restraint between piston 6 and push rod 3, piston 6 and needle tubing 2 seal and are slidably matched, the upper end of push rod 3 is bolted with handle 7, gland 4 is screwed onto the upper end of needle tubing 2, press mechanism is provided with and for carrying out volume to the liquid in needle tubing 2 between push rod 3 and gland 4, pressure controlled tune amasss pressure regulating device, long-pending pressure regulating device is adjusted to comprise multiple regulating block 8 be set in successively up and down on push rod 3, interference fits between regulating block 8 and push rod 3, under external force, regulating block 8 can rotate or move up and down on push rod 3, the outer circumference surface of regulating block 8 is wholely set location convex tendon 81, location convex tendon 81 being staggeredly located out at circumferencial direction on upper and lower two adjacent regulating blocks 8, push rod 3 is wholely set limited location block 31, positive stop 31 is positioned at the below of the regulating block 8 of bottom, positioning table 41 has been wholely set in gland 4, positioning table 41 is arranged in needle tubing 2, positioning table 41 is provided with centre bore 42, push rod 3 is axially across centre bore 42, the aperture of centre bore 42 equals or slightly larger than the external diameter of regulating block 8, make regulating block 8 can locate convex tendon 81 through centre bore 42 and can not pass centre bore 42, positioning table 41 is provided with location groove 43, the upper surface of positioning table 41 is provided with detent 44, detent 44 and location groove 43 being staggeredly located out and being all connected with centre bore 42 at circumferencial direction, location convex tendon 81 or can withstand in detent 44 axially across location groove 43, press mechanism comprises spring 9, spring 9 is socketed on push rod 3, the lower end of push rod 3 has been wholely set platform 32, the lower surface of positioning table 41 is provided with spring groove 45, the lower end apical grafting of spring 9 is on the upper surface of platform 32, the upper end apical grafting of spring 9 is in spring groove 45, many the first reinforcing ribs 33 have been wholely set between the outer circumference surface of the bottom of push rod 3 and platform 32.
Embodiment two: as shown in the figure, a kind of low-pressure injection device of reinforcing steel bar corrosion inhibitor, comprise base 1, needle tubing 2, push rod 3 and gland 4, the lower end of needle tubing 2 is provided with injection head 21, the upper surface of base 1 has been wholely set perfusion section 11, perfusion channel 12 is provided with in perfusion section 11, perfusion channel 12 penetrates base 1, injection head 21 and perfusion channel 12 bolt, many the second reinforcing ribs 13 have been wholely set between perfusion section 11 and the upper surface of base 1, for the edge 15 of the surface contact with reinforced concrete structure is provided with Lou glue groove 16 on base 1, edge 15 is bolted with for the fixing hold-down screw 17 in the surface with reinforced concrete structure, the lower end of push rod 3 is stretched in needle tubing 2 and lower end is connected with piston 6, make can relatively rotate but axial restraint between piston 6 and push rod 3, piston 6 and needle tubing 2 seal and are slidably matched, the upper end of push rod 3 is bolted with handle 7, gland 4 is screwed onto the upper end of needle tubing 2, press mechanism is provided with and for carrying out volume to the liquid in needle tubing 2 between push rod 3 and gland 4, pressure controlled tune amasss pressure regulating device, long-pending pressure regulating device is adjusted to comprise multiple regulating block 8 be set in successively up and down on push rod 3, interference fits between regulating block 8 and push rod 3, under external force, regulating block 8 can rotate or move up and down on push rod 3, the outer circumference surface of regulating block 8 is wholely set location convex tendon 81, location convex tendon 81 being staggeredly located out at circumferencial direction on upper and lower two adjacent regulating blocks 8, push rod 3 is wholely set limited location block 31, positive stop 31 is positioned at the below of the regulating block 8 of bottom, positioning table 41 has been wholely set in gland 4, positioning table 41 is arranged in needle tubing 2, positioning table 41 is provided with centre bore 42, push rod 3 is axially across centre bore 42, the aperture of centre bore 42 equals or slightly larger than the external diameter of regulating block 8, make regulating block 8 can locate convex tendon 81 through centre bore 42 and can not pass centre bore 42, positioning table 41 is provided with location groove 43, the upper surface of positioning table 41 is provided with detent 44, detent 44 and location groove 43 being staggeredly located out and being all connected with centre bore 42 at circumferencial direction, location convex tendon 81 or can withstand in detent 44 axially across location groove 43, press mechanism comprises spring 9, spring 9 is socketed on push rod 3, the lower end of push rod 3 has been wholely set platform 32, the lower surface of positioning table 41 is provided with spring groove 45, the lower end apical grafting of spring 9 is on the upper surface of platform 32, the upper end apical grafting of spring 9 is in spring groove 45, many the first reinforcing ribs 33 have been wholely set between the outer circumference surface of the bottom of push rod 3 and platform 32.
In above-described embodiment, this low-pressure injection device carries out volume to the reinforcing steel bar corrosion inhibitor solution in needle tubing, pressure controlled detailed process is: backed out from base 1 by needle tubing 2, then upwards pull push rod 3 to extract reinforcing steel bar corrosion inhibitor solution, then according to required groundwater increment, when moving the regulating block 8 of relevant position to, rotating push-rod 3 drives regulating block 8 to rotate to make the location convex tendon 81 on this regulating block 8 withstand in the detent 44 of positioning table 41 simultaneously, now, reinforcing steel bar corrosion inhibitor solution extraction is complete, spring 9 is compressed, and corresponding pressure is produced to the reinforcing steel bar corrosion inhibitor solution in needle tubing 2, then the injection head 21 of needle tubing 2 is screwed in perfusion channel 12, and rotate regulating block 8 with hand, the location convex tendon 81 on all regulating blocks 8 be positioned at above positioning table 41 is made all to be positioned at the same position of circumferencial direction, then rotating push-rod 3 drives regulating block 8 to rotate, the location convex tendon 81 withstood in detent 44 is made to forward in the groove 43 of location, now, under the elastic force effect of spring 9, reinforcing steel bar corrosion inhibitor solution in needle tubing 2 penetrates in reinforced concrete structure gradually.
Claims (9)
1. the low-pressure injection device of a reinforcing steel bar corrosion inhibitor, comprise base, needle tubing, push rod and gland, the lower end of described needle tubing is provided with injection head, perfusion channel is provided with in described base, described injection head and described perfusion channel bolt, the lower end of described push rod is stretched in described needle tubing and lower end is provided with piston, described piston and described needle tubing seal and are slidably matched, the upper end of described push rod is bolted with handle, it is characterized in that described the axis of the piston is connected on the lower end of described push rod, make can relatively rotate but axial restraint between described piston and described push rod, described gland is screwed onto the upper end of described needle tubing, press mechanism is provided with and for carrying out volume to the liquid in described needle tubing between described push rod and described gland, pressure controlled tune amasss pressure regulating device.
2. the low-pressure injection device of a kind of reinforcing steel bar corrosion inhibitor as claimed in claim 1, it is characterized in that described tune amasss pressure regulating device and comprises multiple regulating block be set in successively up and down on described push rod, interference fits between described regulating block and described push rod, under external force, described regulating block can rotate or move up and down on described push rod, the outer circumference surface of described regulating block is wholely set location convex tendon, location convex tendon being staggeredly located out at circumferencial direction on upper and lower two adjacent regulating blocks, described push rod is wholely set limited location block, described positive stop is positioned at the below of the regulating block of bottom, positioning table has been wholely set in described gland, described positioning table is arranged in described needle tubing, described positioning table is provided with centre bore, described push rod is axially across described centre bore, the aperture of described centre bore equals or slightly larger than the external diameter of described regulating block, make described regulating block can not pass described centre bore by described location convex tendon through described centre bore, described positioning table is provided with location groove, the upper surface of described positioning table is provided with detent, described detent and described location groove being staggeredly located out and being all connected with described centre bore at circumferencial direction, described location convex tendon axially across described location groove or can withstand in described detent.
3. the low-pressure injection device of a kind of reinforcing steel bar corrosion inhibitor as claimed in claim 2, it is characterized in that described press mechanism comprises spring, described spring housing is connected on described push rod, the lower end of described push rod has been wholely set platform, and described spring top is connected between the lower surface of described positioning table and the upper surface of described platform.
4. the low-pressure injection device of a kind of reinforcing steel bar corrosion inhibitor as claimed in claim 3, is characterized in that the lower surface of described positioning table is provided with spring groove, and the upper end apical grafting of described spring is in described spring groove.
5. the low-pressure injection device of a kind of reinforcing steel bar corrosion inhibitor as claimed in claim 3, is characterized in that being wholely set many first reinforcing ribs between the outer circumference surface of the bottom of described push rod and described platform.
6. the low-pressure injection device of a kind of reinforcing steel bar corrosion inhibitor as claimed in claim 1, it is characterized in that being wholely set changeover portion between the lower end of described needle tubing and described injection head, the upper surface of described base has been wholely set perfusion section, described perfusion channel to be arranged in described perfusion section and to penetrate described base, the external diameter of described changeover portion is equal with the external diameter of described perfusion section, and the interface of described changeover portion and described perfusion section is arranged with rubber seal ring.
7. the low-pressure injection device of a kind of reinforcing steel bar corrosion inhibitor as claimed in claim 6, is characterized in that being wholely set many second reinforcing ribs between described perfusion section and the upper surface of described base.
8. the low-pressure injection device of a kind of reinforcing steel bar corrosion inhibitor as claimed in claim 1, is characterized in that the bottom of described base is provided with the filling cavity be connected with described perfusion channel, the lower ending opening of described filling cavity.
9. the low-pressure injection device of a kind of reinforcing steel bar corrosion inhibitor as claimed in claim 1, it is characterized in that described base is provided with Lou glue groove on the edge of the surface contact with reinforced concrete structure, described edge is bolted with for the fixing hold-down screw in the surface with reinforced concrete structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520646006.6U CN204983726U (en) | 2015-08-25 | 2015-08-25 | Reinforcing bar hinders low pressure irrigator of rust agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520646006.6U CN204983726U (en) | 2015-08-25 | 2015-08-25 | Reinforcing bar hinders low pressure irrigator of rust agent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204983726U true CN204983726U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520646006.6U Expired - Fee Related CN204983726U (en) | 2015-08-25 | 2015-08-25 | Reinforcing bar hinders low pressure irrigator of rust agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204983726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089289A (en) * | 2015-08-25 | 2015-11-25 | 宁波大学 | Low-pressure perfusion device of steel bar corrosion inhibitor |
-
2015
- 2015-08-25 CN CN201520646006.6U patent/CN204983726U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089289A (en) * | 2015-08-25 | 2015-11-25 | 宁波大学 | Low-pressure perfusion device of steel bar corrosion inhibitor |
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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: 20160120 Termination date: 20210825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |