CN204622328U - A kind of novel hopper push rod - Google Patents
A kind of novel hopper push rod Download PDFInfo
- Publication number
- CN204622328U CN204622328U CN201520078116.7U CN201520078116U CN204622328U CN 204622328 U CN204622328 U CN 204622328U CN 201520078116 U CN201520078116 U CN 201520078116U CN 204622328 U CN204622328 U CN 204622328U
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- China
- Prior art keywords
- mentioned
- extenal fixation
- bracing piece
- fixation bar
- inner bracing
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of novel hopper push rod, comprise inner bracing piece, extenal fixation bar and outer sleeve body, the first end of above-mentioned outer sleeve body is movably set in outside the first end of above-mentioned extenal fixation bar, second end end of above-mentioned outer sleeve body is connected with above-mentioned first connector, the first end end of above-mentioned inner bracing piece is provided with the piston fitted tightly with the inwall of extenal fixation bar, second end end of above-mentioned extenal fixation bar is provided with end cover, above-mentioned end cover offers and flow to inlet channel in extenal fixation bar chamber for ambient atmos, end cover is provided with the switch valve controlling inlet channel conducting or cut-off.Compared with prior art; the flexible employing Compressed Gas of its inner bracing piece drives; make the scaling operation of inner bracing piece more for convenience; time saving and energy saving; and can be played a protective role by pair of interior support bar by outer sleeve body, prevent from the lateral wall of inner bracing piece is attached with splash concrete out and affect the folding and unfolding of hopper, the problem of lifting.
Description
Technical field
The utility model relates to a kind of hopper of concrete mixer, particularly a kind of hopper push rod for supporting hopper.
Background technology
Existing concrete trucd mixer is all combined with one for the hopper stirring rear concrete discharging, this hopper is provided with its one end and concrete mixer truck is fixed, the hopper push rod that the bottom surface of the other end and hopper is fixing, concrete structure as shown in Figure 1, comprise inner bracing piece 1 ' and extenal fixation bar 2 ', inner bracing piece 1 ' can be set in extenal fixation bar 2 ' along the mode of the length direction movement of extenal fixation bar 2 ', and the first end end of inner bracing piece 1 ' limit is fixed in the first end of extenal fixation bar 2 ', second end end of inner bracing piece 1 ' is in outside the first end of extenal fixation bar 2 ', second end end of inner bracing piece 1 ' is fixed with the first connector 3 ' be connected with hopper, the second connector 4 ' be fixedly connected with concrete mixer truck is installed with outside second end of extenal fixation bar 2 ', when hopper needs blanking, workman need with hand by inner bracing piece 1 ' from the interior pull-out of extenal fixation bar 2 ', the pull-out of inner bracing piece 1 ' can make hopper upwards jack-up, namely the jack-up of hopper can be used for blanking, when hopper is without the need to blanking, inner bracing piece 1 ' advances extenal fixation bar 2 ' interior with hand by workman again, the contraction of inner bracing piece 1 ' can make hopper pack up downwards, blanking cannot be used for.The hopper push rod of this kind of structure, stretching out and shrinking of inner bracing piece 1 ' need by manually operating, the heavier-weight of hopper, make workman need spend larger power that inner bracing piece 1 ' just can be made to stretch, operation is inconvenience comparatively, and require great effort, and there is potential safety hazard, trucd mixer concrete when stirring understands splash on the outer wall of the inner bracing piece 1 stretched out simultaneously, the outer surface of inner bracing piece 1 is caused to be attached with concrete, thus increase the entire outer diameter of inner bracing piece 1, make the contraction of inner bracing piece 1 comparatively not easily, inner bracing piece 1 is even caused to shrink, and then cause hopper to pack up.
In view of this, the present inventor furthers investigate existing above-mentioned defect, is then produced by this case.
Utility model content
The purpose of this utility model is to provide a kind of novel hopper push rod, effort is caused by manual operation with the jack-up and retractable operation that solve traditional inner bracing piece in prior art,, there is the problem of potential safety hazard in operation inconvenience, and the problem that after eliminating Long-Time Service, inner bracing piece not easily shrinks.
The technical solution of the utility model is such: a kind of novel hopper push rod, comprise inner bracing piece and extenal fixation bar, inner bracing piece is installed in extenal fixation bar in the mode can slided along the length direction of extenal fixation bar, and the first end of inner bracing piece limit is fixed in the first end end of extenal fixation bar, second end end of inner bracing piece is in outside extenal fixation bar, second end end of inner bracing piece has the first connector be connected with hopper, outside the second end end of extenal fixation bar, there is the second connector be connected with trucd mixer; Also include outer sleeve body, the first end of above-mentioned outer sleeve body is movably set in outside the first end of above-mentioned extenal fixation bar, second end end of above-mentioned outer sleeve body is connected with above-mentioned first connector, the first end end of above-mentioned inner bracing piece is provided with the piston fitted tightly with the inwall of extenal fixation bar, second end end of above-mentioned extenal fixation bar is provided with end cover, above-mentioned end cover offers and flow to inlet channel in extenal fixation bar chamber for ambient atmos, end cover is provided with the switch valve controlling inlet channel conducting or cut-off.
Above-mentioned inner bracing piece is piston rod, second end end of above-mentioned inner bracing piece is stretched in above-mentioned first connector, and be screwed together with the first connector, second end end sleeve of above-mentioned outer sleeve body is located at outside above-mentioned first connector, and the second end inner wall of end car of outer sleeve body is provided with external screw thread, the lateral wall of above-mentioned first connector is got on the bus and is provided with the internal thread that external screw thread is therewith screwed.
One end end face that above-mentioned end cover is connected with above-mentioned extenal fixation bar is extended with installing sleeve, second end end of above-mentioned extenal fixation bar is extended with the undergauge section stretched in installing sleeve, the lateral wall car of above-mentioned undergauge section is provided with external screw thread, and the madial wall of above-mentioned installing sleeve is got on the bus and is provided with the internal thread that external screw thread is therewith screwed.
Be provided with back-moving spring in above-mentioned extenal fixation bar, above-mentioned back-moving spring is tensioned between above-mentioned end cover and above-mentioned piston.
After adopting such scheme, the novel hopper push rod of one of the present utility model, during use end cover inlet channel on be communicated with a tracheae be connected with extraneous compressed gas storage tank, the opening switch valve when hopper needs blanking, extraneous Compressed Gas flow in the chamber of extenal fixation bar through the inlet channel of end cover, the first end direction that now pressure energy of Compressed Gas can promote the outside fixed bar of inner bracing piece is moved, and inner bracing piece stretches out, and stretching out of inner bracing piece can by hopper jack-up; When hopper is without the need to closing switch valve during blanking, extraneous Compressed Gas cannot enter in the chamber of extenal fixation bar, and the self gravitation by hopper can make inner bracing piece shrink back in extenal fixation bar, and hopper is packed up downwards.Compared with prior art, the flexible employing Compressed Gas of inner bracing piece drives, make the scaling operation of inner bracing piece more for convenience, stretch out without the need to pair of interior support bar manually, shrink, workman only needs gauge tap valve, laborsavingly to save time, and eliminate potential safety hazard, simultaneously, can be played a protective role by pair of interior support bar by outer sleeve body, trucd mixer splash concrete out can only be fallen on outer sleeve body, can not fall on inner bracing piece, thus the flexible of inner bracing piece can not be affected by splash out concrete, eliminate traditional inner bracing piece cause by splash concrete impact out flexible not easily, the problem even cannot stretched.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional hopper push rod;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is three-dimensional exploded view of the present utility model.
In figure:
Inner bracing piece 1 ' extenal fixation bar 2 '
First connector 3 ' second connector 4 '
Inner bracing piece 1 extenal fixation bar 2
Undergauge section 21 first connector 3
Second connector 4 outer sleeve body 5
End cover 6 installing sleeve 61
Inlet channel 62 back-moving spring 7
Detailed description of the invention
The novel hopper push rod of one of the present utility model, as Fig. 2, shown in 3, comprise inner bracing piece 1 and extenal fixation bar 2, inner bracing piece 1 is installed in extenal fixation bar 2 in the mode can slided along the length direction of extenal fixation bar 2, and the first end of inner bracing piece 1 limit is fixed in the first end end of extenal fixation bar 2, second end end of inner bracing piece 1 is in outside the first end of extenal fixation bar 2, second end end of inner bracing piece 1 has the first connector 3 be connected with hopper, there is outside second end end of extenal fixation bar 2 the second connector 4 be connected with trucd mixer, this second connector 4 is one-body molded with extenal fixation bar 2.
Innovation of the present utility model is: this hopper push rod also includes outer sleeve body 5, the first end of outer sleeve body 5 is movably set in outside the first end of extenal fixation bar 2, second end end and first connector 3 of outer sleeve body 5 removably connect, second end end sleeve of outer sleeve body 5 is located at outside one end of the first connector 3, second end inner wall of end car of outer sleeve body 5 is provided with external screw thread, the lateral wall of the first connector 3 is got on the bus and is provided with the internal thread that external screw thread therewith matches, utilize in this, externally threaded cooperation can realize removably connecting of the first connector 3 and outer sleeve body 5, this inner bracing piece 1 is piston rod, the first end end of inner bracing piece 1 is provided with the piston (not shown) fitted tightly with the inwall of extenal fixation bar 2, the first end end of this extenal fixation bar 2 is provided with the solid ring (not shown) of limit of the solid piston of limit, second end end and first connector 3 of inner bracing piece 1 removably connect, namely the second end end of inner bracing piece 1 is stretched in the first connector 3, and be screwed together with the first connector 3.
Second end end of this extenal fixation bar 2 is provided with end cover 6, sealing end cap 6 removably connects with the second end of extenal fixation bar 2, one end end face that end cover 6 is connected with extenal fixation bar 2 is extended with installing sleeve 61, second end end of extenal fixation bar 2 is extended with the undergauge section 21 stretched in installing sleeve, the lateral wall car of undergauge section 21 is provided with external screw thread, the madial wall of installing sleeve 61 is got on the bus and is provided with the internal thread that external screw thread is therewith screwed, utilize in this, what external screw thread can realize extenal fixation bar 2 and end cover 6 screws togather installation, sealing end cap 6 offers and flow to inlet channel 62 in extenal fixation bar chamber for ambient atmos, namely one end of inlet channel 62 passes to outside end cover 6, the other end passes in installing sleeve 61, and this end is in undergauge section 21 scope, this end cover 6 is provided with the switch valve (not shown) controlling inlet channel conducting or cut-off, this extenal fixation bar 2, end cover 6, inner bracing piece 1 and piston can form an air cylinder structure.
The novel hopper push rod of one of the present utility model, during use end cover 6 inlet channel on be communicated with a tracheae (not shown) be connected with extraneous compressed gas storage tank, the opening switch valve when hopper needs blanking, extraneous Compressed Gas flow in the chamber of extenal fixation bar 2 through the inlet channel of end cover 6, the first end direction that now pressure energy of Compressed Gas can promote the outside fixed bar 2 of inner bracing piece 1 is moved, inner bracing piece 1 stretches out, and stretching out of inner bracing piece 1 can by hopper jack-up; When hopper is without the need to closing switch valve during blanking, extraneous Compressed Gas cannot enter in the chamber of extenal fixation bar 2, and the self gravitation by hopper can make inner bracing piece 1 shrink back in extenal fixation bar 2, and hopper is packed up downwards.Compared with prior art, the flexible employing Compressed Gas of inner bracing piece drives, make the scaling operation of inner bracing piece more for convenience, stretch out without the need to artificial pair of interior support bar, shrink, workman only needs gauge tap valve, time saving and energy saving, simultaneously, can be played a protective role by pair of interior support bar by outer sleeve body, trucd mixer splash concrete out can only be fallen on outer sleeve body, can not fall on inner bracing piece, thus the flexible of inner bracing piece can not be affected by splash out concrete, eliminate traditional inner bracing piece cause by splash concrete impact out flexible not easily, the problem even cannot stretched, separately, each parts all adopt and are detachably connected, and facilitate the replacing of each parts, greatly reduce use cost.
In the utility model, be provided with back-moving spring 7 in this extenal fixation bar 2, one end of back-moving spring 7 is stretched in installing sleeve 61, and this back-moving spring 7 is tensioned between end cover 6 and piston; Like this, comparatively slow when extenal fixation bar 2 inwardly being shunk by the elastic force effect of this back-moving spring 7, can not return in extenal fixation bar 2 by rapid desufflation, thus it is comparatively slow to make the whereabouts of hopper pack up action, avoids hurtling down of hopper pack up and cause the problem of potential safety hazard.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present utility model.
Claims (4)
1. a novel hopper push rod, comprise inner bracing piece and extenal fixation bar, inner bracing piece is installed in extenal fixation bar in the mode can slided along the length direction of extenal fixation bar, and the first end of inner bracing piece limit is fixed in the first end end of extenal fixation bar, second end end of inner bracing piece is in outside extenal fixation bar, second end end of inner bracing piece has the first connector be connected with hopper, outside the second end end of extenal fixation bar, there is the second connector be connected with trucd mixer; It is characterized in that: also include outer sleeve body, the first end of above-mentioned outer sleeve body is movably set in outside the first end of above-mentioned extenal fixation bar, second end end of above-mentioned outer sleeve body is connected with above-mentioned first connector, the first end end of above-mentioned inner bracing piece is provided with the piston fitted tightly with the inwall of extenal fixation bar, second end end of above-mentioned extenal fixation bar is provided with end cover, above-mentioned end cover offers and flow to inlet channel in extenal fixation bar chamber for ambient atmos, end cover is provided with the switch valve controlling inlet channel conducting or cut-off.
2. the novel hopper push rod of one according to claim 1, it is characterized in that: above-mentioned inner bracing piece is piston rod, second end end of above-mentioned inner bracing piece is stretched in above-mentioned first connector, and be screwed together with the first connector, second end end sleeve of above-mentioned outer sleeve body is located at outside above-mentioned first connector, and the second end inner wall of end car of outer sleeve body is provided with external screw thread, the lateral wall of above-mentioned first connector is got on the bus and is provided with the internal thread that external screw thread is therewith screwed.
3. the novel hopper push rod of one according to claim 1, it is characterized in that: one end end face that above-mentioned end cover is connected with above-mentioned extenal fixation bar is extended with installing sleeve, second end end of above-mentioned extenal fixation bar is extended with the undergauge section stretched in installing sleeve, the lateral wall car of above-mentioned undergauge section is provided with external screw thread, and the madial wall of above-mentioned installing sleeve is got on the bus and is provided with the internal thread that external screw thread is therewith screwed.
4. the novel hopper push rod of one according to claim 3, is characterized in that: be provided with back-moving spring in above-mentioned extenal fixation bar, above-mentioned back-moving spring is tensioned between above-mentioned end cover and above-mentioned piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520078116.7U CN204622328U (en) | 2015-02-04 | 2015-02-04 | A kind of novel hopper push rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520078116.7U CN204622328U (en) | 2015-02-04 | 2015-02-04 | A kind of novel hopper push rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204622328U true CN204622328U (en) | 2015-09-09 |
Family
ID=54041387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520078116.7U Expired - Fee Related CN204622328U (en) | 2015-02-04 | 2015-02-04 | A kind of novel hopper push rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204622328U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457900A (en) * | 2017-09-18 | 2017-12-12 | 张家港沙工科技服务有限公司 | A kind of sealing and anti-leakage formula mixer feeding device |
-
2015
- 2015-02-04 CN CN201520078116.7U patent/CN204622328U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457900A (en) * | 2017-09-18 | 2017-12-12 | 张家港沙工科技服务有限公司 | A kind of sealing and anti-leakage formula mixer feeding device |
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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: 20150909 Termination date: 20160204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |