CN204509196U - A kind of pushing ram bracing or strutting arrangement and pushing machine - Google Patents
A kind of pushing ram bracing or strutting arrangement and pushing machine Download PDFInfo
- Publication number
- CN204509196U CN204509196U CN201520198081.0U CN201520198081U CN204509196U CN 204509196 U CN204509196 U CN 204509196U CN 201520198081 U CN201520198081 U CN 201520198081U CN 204509196 U CN204509196 U CN 204509196U
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- hydro
- cylinder
- pushing
- pushing ram
- strutting arrangement
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Abstract
The utility model discloses a kind of pushing ram bracing or strutting arrangement, comprise base, hydro-cylinder, stop means and hydro-cylinder control loop; Wherein, hydro-cylinder is arranged on base, and hydraulic cylinder piston rod is provided with the pressing plate for jack-up coke pushing club head away from one end of cylinder body, and pressing plate side is provided with collision block; Stop means comprises upper and lower limiting plate and signal output apparatus, and the distance of lower limiting board distance pushing machine face cutting is less than the distance of piston shoes distance pushing machine face cutting on pushing ram; Hydro-cylinder control loop is for driving hydraulic cylinder piston rod to-and-fro movement, and when collision block touches upper limit plate or lower limiting board, signal output apparatus outputs signal, and hydro-cylinder control loop is out of service; By increasing pushing ram bracing or strutting arrangement, can pushing ram be avoided from the beginning to be out of shape, thus shorten maintenance time and the number of times of pushing ram, decreasing the blowing out hot repair because pushing ram causes, ensure that normally carrying out of production.The invention also discloses a kind of pushing machine.
Description
Technical field
The utility model relates to coking mechanical equipment technical field, particularly a kind of pushing ram bracing or strutting arrangement and pushing machine.
Background technology
Pushing ram, as the major equipment component of pushing machine, is responsible for the coke of 1000 DEG C to be released by coking chamber.During coke pushing, pushing ram passes the coking chamber of 1350 DEG C under driven by motor, its one way is approximately 50s, then at outdoor stop about 7min, then carry out the coke pushing of next stove, so repeat, until complete one-stop operation back to specified location, now higher, the strength degradation of pushing ram bulk temperature and coke pushing club head is in vacant state, in the process of naturally cooling, is subject to the impact of coke pushing club head deadweight, there is deformation tendency in pushing ram, as sagging etc. in pushing ram arch, coke pushing club head.Pushing ram distortion can bring series of problems, as coke pushing main drive gear bearing seat beat, coke pushing driving toothed gear to engage with pushing ram tooth bar badly gnaw tooth phenomenon, sliding shoe of pushing ram bottom plate wear is accelerated, coke pushing current obviously strengthens, bottom brick of carbonization chamber causes fragmentation etc. owing to shake by bar head sagging initiation bar head, easily cause blowing out hot repair, above problem has a strong impact on the normal operation of production.
In prior art, solve pushing ram distortion method mainly contain two kinds, one be change pushing ram, this mode cost is high, length consuming time; Another kind uses flame shrinking technology to pushing ram, but higher being not easy of this technical difficulty coefficient is grasped, once correct success ratio lower, need repeatedly correct, consuming time longer, above-mentioned two kinds of modes are all change pushing ram after pushing ram distortion or correct, and all exist consuming time longer, and the problem of normally carrying out that impact is produced.
Therefore, how to provide a kind of pushing ram protector, make it protect pushing ram to avoid distortion; thus shorten maintenance time and the number of times of pushing ram; reduce the blowing out hot repair because pushing ram causes, ensure normally carrying out of production, become the important technological problems that those skilled in the art are urgently to be resolved hurrily.
Utility model content
In view of this; the utility model provides a kind of pushing ram bracing or strutting arrangement and pushing machine, makes it protect pushing ram to avoid distortion, thus shorten maintenance time and the number of times of pushing ram to reach; reduce the blowing out hot repair because pushing ram causes, ensure the object of normally carrying out of producing.
For achieving the above object, the utility model provides following technical scheme:
A kind of pushing ram bracing or strutting arrangement, comprising:
Base;
Be arranged on the hydro-cylinder on described base, described hydraulic cylinder piston rod is provided with the pressing plate for jack-up coke pushing club head away from one end of cylinder body, and described pressing plate side is provided with collision block;
Stop means, comprises upper limit plate, lower limiting board and signal output apparatus, and the distance of described lower limiting board distance pushing machine face cutting is less than the distance of piston shoes distance pushing machine face cutting on pushing ram;
Hydro-cylinder control loop, for driving described hydraulic cylinder piston rod to-and-fro movement, when described collision block touches described upper limit plate or described lower limiting board, described signal output apparatus output signal, described hydro-cylinder control loop is out of service.
Preferably, described pressing plate comprises top board, press table and thermofin, and described press table is arranged on the piston rod of described hydro-cylinder, and described top board detachably links with described press table and clamped by described thermofin.
Preferably, described top board and described press table are bolted.
Preferably, described bolt is countersunk screw, and described top board is provided with stepped hole, and described press table is provided with threaded hole, and described countersunk screw coordinates with described threaded hole to tighten described top board and described press table are connected through described stepped hole.
Preferably, described hydro-cylinder control loop comprises solenoid operated directional valve, the first hydraulic control one-way valve and the second hydraulic control one-way valve; Described solenoid operated directional valve is used for described hydro-cylinder to be connected with described hydraulic power source, the cavity of resorption of described hydro-cylinder is connected with the A mouth of described solenoid operated directional valve by described first hydraulic control one-way valve, the epicoele of described hydro-cylinder is connected with the B mouth of described solenoid operated directional valve by described second hydraulic control one-way valve, forms bidirectional hydraulic lock between described first hydraulic control one-way valve and described second hydraulic control one-way valve.
Preferably, between described first hydraulic control one-way valve and described hydro-cylinder, be connected with the first one-way throttle valve, between described second hydraulic control one-way valve and described hydro-cylinder, be connected with the second one-way throttle valve.
Preferably, the three position four-way directional control valve of described solenoid operated directional valve.
Preferably, described hydraulic power source comprises hydro-pump and fuel tank, and described solenoid operated directional valve is connected with described fuel tank by described hydro-pump.
Preferably, also surplus valve is provided with between described hydro-pump and described solenoid operated directional valve.
A kind of pushing machine, comprises car body and is arranged on the pushing ram on described car body, also comprise the pushing ram bracing or strutting arrangement as above described in any one be arranged on described car body.
As can be seen from technique scheme, the pushing ram bracing or strutting arrangement that the utility model provides, comprises base, hydro-cylinder, stop means and hydro-cylinder control loop; Wherein, base is arranged on pushing machine car body; Hydro-cylinder is arranged on base, and hydraulic cylinder piston rod is provided with the pressing plate for jack-up coke pushing club head away from one end of cylinder body, and pressing plate side is provided with collision block; Stop means comprises upper limit plate, lower limiting board and signal output apparatus, and the distance of lower limiting board distance pushing machine face cutting is less than the distance of piston shoes distance pushing machine face cutting on pushing ram; Hydro-cylinder control loop is for driving hydraulic cylinder piston rod to-and-fro movement, and when collision block touches upper limit plate or lower limiting board, signal output apparatus outputs signal, and hydro-cylinder control loop is out of service;
In use, after pushing ram fulfils assignment and steps back specified location, system or driver's hydraulic control cylinder control loop drive the hydraulic stem of hydro-cylinder to stretch out, certain distance is played in the pushing ram bar crown by the pressing plate on hydro-cylinder top, now the collision block of pressing plate side contacts with upper limit plate, signal output apparatus feeds back to system or driver, hydro-cylinder control loop is out of service, remain on jack-up position, now, pressing plate provides a support straight up to coke pushing club head, can effectively prevent from conducting oneself with dignity the pushing ram problem on deformation caused because of coke pushing club head, again before pushing coke operation, system or driver's hydraulic control cylinder control loop drive the hydraulic stem of hydro-cylinder to regain, and stop and feeding back to system or driver by signal output apparatus, so that the carrying out of pushing coke operation after collision block contacts with lower limiting board,
Compared with prior art, by increasing pushing ram bracing or strutting arrangement, can prevent trouble before it happens, pushing ram is avoided to be out of shape from the beginning, thus shorten maintenance time and the number of times of pushing ram, decrease the blowing out hot repair because pushing ram causes, ensure that normally carrying out of production.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The pushing ram structural representation that Fig. 1 provides for the utility model embodiment;
The structural representation of the pushing ram bracing or strutting arrangement that Fig. 2 provides for the utility model embodiment;
The explosive view of the pushing ram bracing or strutting arrangement that Fig. 3 provides for the utility model embodiment;
The structure principle chart of hydro-cylinder control loop in the pushing ram bracing or strutting arrangement that Fig. 4 provides for the utility model embodiment.
Embodiment
The utility model provides a kind of pushing ram bracing or strutting arrangement and pushing machine, makes it protect pushing ram to avoid distortion, thus shortens maintenance time and the number of times of pushing ram, reduce the blowing out hot repair because pushing ram causes, ensure the object of normally carrying out of producing to reach.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-Fig. 3, the pushing ram structural representation that Fig. 1 provides for the utility model embodiment; The structural representation of the pushing ram bracing or strutting arrangement that Fig. 2 provides for the utility model embodiment; The explosive view of the pushing ram bracing or strutting arrangement that Fig. 3 provides for the utility model embodiment.
The utility model provides a kind of pushing ram bracing or strutting arrangement, comprises base 101, hydro-cylinder 102, stop means and hydro-cylinder control loop.
Wherein, base 101 is arranged on pushing machine car body; Hydro-cylinder 102 is arranged on base 101, and hydro-cylinder 102 piston rod 103 is provided with the pressing plate for jack-up coke pushing club head 2 away from one end of cylinder body, and pressing plate side is provided with collision block 107; Stop means comprises upper limit plate 108, lower limiting board 109 and signal output apparatus, and lower limiting board 109 to be less than on pushing ram 3 piston shoes 4 apart from the distance of pushing machine face cutting apart from the distance of pushing machine face cutting; Hydro-cylinder control loop is for driving the to-and-fro movement of hydro-cylinder 102 piston rod 103, and when collision block 107 touches upper limit plate 108 or lower limiting board 109, signal output apparatus outputs signal, and hydro-cylinder control loop is out of service.
Compared with prior art, the pushing ram bracing or strutting arrangement that the utility model provides, in use, after pushing ram 3 fulfils assignment and steps back specified location, system or driver's hydraulic control cylinder control loop drive the hydraulic stem of hydro-cylinder 102 to stretch out, the pressing plate on hydro-cylinder 102 top is by coke pushing club head 2 jack-up certain distance, now the collision block 107 of pressing plate side contacts with upper limit plate 108, signal output apparatus feeds back to system or driver, hydro-cylinder control loop is out of service, remain on jack-up position, now, pressing plate provides a support straight up to coke pushing club head 2, can effectively prevent from conducting oneself with dignity pushing ram 3 problem on deformation caused because of coke pushing club head 2, again before pushing coke operation, system or driver's hydraulic control cylinder control loop drive the hydraulic stem of hydro-cylinder 102 to regain, and collision block 107 contacts rear stopping with lower limiting board 109 and feeds back to system or driver by signal output apparatus, so that the carrying out of pushing coke operation, like this, by increasing pushing ram bracing or strutting arrangement, can prevent trouble before it happens, avoid pushing ram 3 to be out of shape from the beginning, thus shortening maintenance time and the number of times of pushing ram 3, decreasing the blowing out hot repair because pushing ram 3 causes, ensure that normally carrying out of production.
Pressing plate mainly plays the contact area increasing hydraulic stem and coke pushing club head 2, for the effect that coke pushing club head 2 provides support, but with the contact process of coke pushing club head 2, the heat of coke pushing club head 2 can be delivered on hydro-cylinder 102, easily damage is caused to hydro-cylinder 102, therefore, in order to avoid the generation of this phenomenon, in the utility model embodiment, pressing plate comprises top board 106, press table 104 and thermofin 105, press table 104 is arranged on the piston rod 103 of hydro-cylinder 102, top board 106 and press table 104 detachably link and are clamped by thermofin 105, by pressing plate is set to sandwich structure, and thermofin 105 is set wherein, hydro-cylinder 102 is can be good to open with the high temperature of coke pushing club head 2 is isolated, the high temperature of coke pushing club head 2 is avoided to be delivered on hydro-cylinder 102, thus protection hydro-cylinder 102 is from high temperature failure.
Top board 106 can be accomplished in several ways with press table 104 and be connected, in the utility model embodiment, top board 106 and press table 104 are bolted, like this, after the top board 106 directly contacted with coke pushing club head 2 is impaired, can change it very easily, simple to operate and cost is lower.
Further, press table 104 can be connected with hydraulic stem in several ways, as welding, riveted joint etc., in the utility model embodiment, press table 104 is provided with tapped bind hole on the surface away from top board 106 side, hydraulic stem is provided with outside screw away from the end of hydro-cylinder 102 cylinder body, press table 104 is connected on hydraulic stem by the outside screw of tapped bind hole and hydraulic rod end, so, no matter be that top board 106 or press table 104 can carry out independent replacing, effectively reduce maintenance cost.
In order to increase the contact area of top board 106 and coke pushing club head 2 as far as possible, and avoid the nut fail in compression of bolt to cause dismounting difficulty, in the utility model embodiment, bolt is countersunk screw 110, top board 106 is provided with stepped hole, press table 104 is provided with threaded hole, and countersunk screw 110 coordinates with threaded hole to tighten through stepped hole and top board 106 and press table 104 is connected.
In the utility model embodiment, refer to Fig. 4, the structure principle chart of hydro-cylinder control loop in the pushing ram bracing or strutting arrangement that Fig. 4 provides for the utility model embodiment, hydro-cylinder control loop comprises solenoid operated directional valve 115, first hydraulic control one-way valve 113 and the second hydraulic control one-way valve 114; Solenoid operated directional valve 115 is for being connected hydro-cylinder 102 with hydraulic power source, the cavity of resorption of hydro-cylinder 102 is connected with the A mouth of solenoid operated directional valve 115 by the first hydraulic control one-way valve 113, the epicoele of hydro-cylinder 102 is connected with the B mouth of solenoid operated directional valve 115 by the second hydraulic control one-way valve 114, forms bidirectional hydraulic lock between the first hydraulic control one-way valve 113 and the second hydraulic control one-way valve 114.Preferably, the three position four-way directional control valve of solenoid operated directional valve 115.In the starting stage that hydraulic stem rises, three position four-way directional control valve is in left position, hydraulic efficiency oil enters the cavity of resorption of hydro-cylinder 102 after three position four-way directional control valve and the first hydraulic control one-way valve 113 and the second hydraulic control one-way valve 114 form bidirectional hydraulic lock, hydro-cylinder 102 stretches out coke pushing club head 2 vertically jack-up 2-3mm, now collision block 107 encounters upper limit plate 108, system or driver carry out power failure termination of pumping operation, three position four-way directional control valve is in meta, and hydro-cylinder 102 keeps above-mentioned jack-up state and do not fall under the effect of bidirectional hydraulic lock; Again before pushing coke operation, system or driver start power supply and hydro-pump 117, and three-position four-way electromagnetic directional valve 115 commutation is in right position, and hydraulic efficiency oil enters hydro-cylinder 102 epicoele, hydraulic push rod is regained until collision block 107 touches lower limiting board 109, so that the carrying out of pushing coke operation again.
Further, in the utility model embodiment, be connected with between the first hydraulic control one-way valve 113 and hydro-cylinder 102 between first one-way throttle valve 111, second hydraulic control one-way valve 114 and hydro-cylinder 102 and be connected with the second one-way throttle valve 112.
In the utility model embodiment, hydraulic power source comprises hydro-pump 117 and fuel tank, and solenoid operated directional valve 115 is connected with fuel tank by hydro-pump 117.Preferably, surplus valve 116 is also provided with between hydro-pump 117 and solenoid operated directional valve 115.
The utility model additionally provides a kind of pushing machine, comprises car body and is arranged on the pushing ram 3 on car body, also comprises the pushing ram bracing or strutting arrangement 1 as above described in any one be arranged on car body.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a pushing ram bracing or strutting arrangement, is characterized in that, comprising:
Base (101);
Be arranged on the hydro-cylinder (102) on described base (101), described hydro-cylinder (102) piston rod (103) is provided with the pressing plate for jack-up coke pushing club head (2) away from one end of cylinder body, and described pressing plate side is provided with collision block (107);
Stop means, comprise upper limit plate (108), lower limiting board (109) and signal output apparatus, the distance of described lower limiting board (109) distance pushing machine face cutting is less than the distance of pushing ram (3) upper piston shoes (4) distance pushing machine face cutting;
Hydro-cylinder control loop, for driving described hydro-cylinder (102) piston rod (103) to-and-fro movement, when described collision block (107) touches described upper limit plate (108) or described lower limiting board (109), described signal output apparatus output signal, described hydro-cylinder control loop is out of service.
2. pushing ram bracing or strutting arrangement according to claim 1, it is characterized in that, described pressing plate comprises top board (106), press table (104) and thermofin (105), described press table (104) is arranged on the piston rod (103) of described hydro-cylinder (102), and described top board (106) and described press table (104) detachably link and clamped by described thermofin (105).
3. pushing ram bracing or strutting arrangement according to claim 2, is characterized in that, described top board (106) and described press table (104) are bolted.
4. pushing ram bracing or strutting arrangement according to claim 3, it is characterized in that, described bolt is countersunk screw (110), (106) are provided with stepped hole with described top board, (104) are provided with threaded hole with described press table, and described countersunk screw (110) to coordinate with described threaded hole to tighten through described stepped hole and described top board (106) and described press table (104) is connected.
5. pushing ram bracing or strutting arrangement according to claim 1, is characterized in that, described hydro-cylinder control loop comprises solenoid operated directional valve (115), the first hydraulic control one-way valve (113) and the second hydraulic control one-way valve (114); Described solenoid operated directional valve (115) is for being connected described hydro-cylinder (102) with described hydraulic power source, the cavity of resorption of described hydro-cylinder (102) is connected with the A mouth of described solenoid operated directional valve (115) by described first hydraulic control one-way valve (113), the epicoele of described hydro-cylinder (102) is connected with the B mouth of described solenoid operated directional valve (115) by described second hydraulic control one-way valve (114), forms bidirectional hydraulic lock between described first hydraulic control one-way valve (113) and described second hydraulic control one-way valve (114).
6. pushing ram bracing or strutting arrangement according to claim 5, it is characterized in that, be connected with the first one-way throttle valve (111) between described first hydraulic control one-way valve (113) and described hydro-cylinder (102), between described second hydraulic control one-way valve (114) and described hydro-cylinder (102), be connected with the second one-way throttle valve (112).
7. pushing ram bracing or strutting arrangement according to claim 5, is characterized in that, the three position four-way directional control valve of described solenoid operated directional valve (115).
8. pushing ram bracing or strutting arrangement according to claim 5, it is characterized in that, described hydraulic power source comprises hydro-pump (117) and fuel tank, and described solenoid operated directional valve (115) is connected with described fuel tank by described hydro-pump (117).
9. pushing ram bracing or strutting arrangement according to claim 8, is characterized in that, is also provided with surplus valve (116) between described hydro-pump (117) and described solenoid operated directional valve (115).
10. a pushing machine, comprises car body and is arranged on the pushing ram (3) on described car body, it is characterized in that, also comprises the pushing ram bracing or strutting arrangement (1) as described in any one of claim 1-9 be arranged on described car body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520198081.0U CN204509196U (en) | 2015-04-03 | 2015-04-03 | A kind of pushing ram bracing or strutting arrangement and pushing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520198081.0U CN204509196U (en) | 2015-04-03 | 2015-04-03 | A kind of pushing ram bracing or strutting arrangement and pushing machine |
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| Publication Number | Publication Date |
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| CN204509196U true CN204509196U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520198081.0U Expired - Fee Related CN204509196U (en) | 2015-04-03 | 2015-04-03 | A kind of pushing ram bracing or strutting arrangement and pushing machine |
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| CN (1) | CN204509196U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104710994A (en) * | 2015-04-03 | 2015-06-17 | 山东钢铁股份有限公司 | Pushing ram support device and pushing machine |
| CN111655819A (en) * | 2018-02-09 | 2020-09-11 | 住友重机械过程机器株式会社 | Push-out machine |
| CN113637489A (en) * | 2021-09-16 | 2021-11-12 | 攀钢集团西昌钢钒有限公司 | Upper bow and lateral bending correcting device of coke pushing rod |
-
2015
- 2015-04-03 CN CN201520198081.0U patent/CN204509196U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104710994A (en) * | 2015-04-03 | 2015-06-17 | 山东钢铁股份有限公司 | Pushing ram support device and pushing machine |
| CN111655819A (en) * | 2018-02-09 | 2020-09-11 | 住友重机械过程机器株式会社 | Push-out machine |
| CN113637489A (en) * | 2021-09-16 | 2021-11-12 | 攀钢集团西昌钢钒有限公司 | Upper bow and lateral bending correcting device of coke pushing rod |
| CN113637489B (en) * | 2021-09-16 | 2023-11-24 | 攀钢集团西昌钢钒有限公司 | Upper bow and side bend correcting device of pushing ram |
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| 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: 20150729 Termination date: 20180403 |
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| CF01 | Termination of patent right due to non-payment of annual fee |