CN101303100A - Block protecting device of butter machine - Google Patents
Block protecting device of butter machine Download PDFInfo
- Publication number
- CN101303100A CN101303100A CNA2008100622860A CN200810062286A CN101303100A CN 101303100 A CN101303100 A CN 101303100A CN A2008100622860 A CNA2008100622860 A CN A2008100622860A CN 200810062286 A CN200810062286 A CN 200810062286A CN 101303100 A CN101303100 A CN 101303100A
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- butter
- oil inlet
- pressure part
- sealing
- butter machine
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Abstract
The invention provides a jamming protection device for a butter making machine, which belongs to the mechanical technical field. The jamming protection device solves the problems that the existing butter making machine is jammed during oil filling, the detection on the oil pressure has bad stability and the automatic alarming or shutdown protection can not be carried out. The jamming protection device of the butter making machine is arranged at the outlet end of a butter pressing cylinder of the butter making machine and comprises a drain tube, a propping and pressing part and a control switch which is electrically connected with a control circuit of the butter making machine. The drain tube is communicated with the butter pressing cylinder and is provided with springs inside and a sealing surface inside; the propping and pressing part props the sealing surface for sealing with the elasticity of the springs, and when the propping and pressing part moves, the control switch is turned off. The jamming protection device of the butter making machine can automatically realize shutdown protection or sound and light alarming, thus avoiding the damage to each part of the butter making machine under high oil pressure, reducing the maintenance expenses of the machine and enhancing the service life of the machine.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of block protecting device of butter machine.
Background technique
The parts that many regular runnings arranged and run up when machinery or motor vehicle, after regular hour operation generally to its moving element all need to annotate butter or other grease, give lubricating maintenance, prevent to produce high temperature and wearing and tearing because of operation friction between the moving element in twos.But existing butter machine is in the process of oiling; if running into butter machine occurs stopping up when oiling; exist the poor stability that oil pressure is detected; especially the pressure in compressing cylinder boosts to limit position and the rising Overpressure of a safety valve that continues to pressurize; can not play the effect of automatic warning and stoppage protection; thereby may damage complete machine, very dangerous.
Summary of the invention
The objective of the invention is at existing in prior technology the problems referred to above, and provide a kind of simple in structure, reaction is quick, the block protecting device of butter machine that can automatic shutdown protection when the oil pressure in the butter machine is too high.
Purpose of the present invention can realize by following technical proposal: a kind of block protecting device of butter machine; be arranged at the outlet end of butter machine compressing cylinder; it is characterized in that; this device comprises drain mast, top-pressure part and a control switch that is connected electrically on the butter machine control circuit; described drain mast is connected with compressing cylinder; and in drain mast, be provided with spring; has sealing surface in the described drain mast; above-mentioned top-pressure part is resisted against the sealing surface place and forms sealing under the elastic force effect of spring, and when top-pressure part moves above-mentioned control switch is opened and closed.
Butter machine in normal operation, spring be have certain pretightening force and downwards roof pressure on top-pressure part, make the sealing surface in top-pressure part and the drain mast form sealing, butter is to flow less than in the oil inlet passage like this, that is to say that top-pressure part can't move.
When the outlet end of compressing cylinder is stopped up by impurity etc., form higher oil pressure in the compressing cylinder, the elastic force that higher oil pressure overcomes spring makes top-pressure part move, thereby makes top-pressure part contact with control switch.Even control switch action back just can make control circuit send acoustooptic alarm or directly by control circuit motor stall butter machine be quit work.
In case after the mediation of the outlet end of compressing cylinder, make top-pressure part contact with sealing surface under the elastic force effect of spring, butter machine recovers the normal state that uses.
As another kind of situation; in the block protecting device of above-mentioned butter machine; has the oil inlet passage that runs through on the sidewall of described drain mast; be provided with holddown spring and Sealing slidably in the described drain mast; elastic force effect lower seal at holddown spring contacts and forms sealing with sealing surface, above-mentioned top-pressure part is positioned at the oil inlet passage place.When the oil pressure in the compressing cylinder increased, bigger oil pressure overcame the elastic force of holddown spring, made the disengagement of seal member sealing surface, and butter just can enter the oil inlet passage place, and top-pressure part is moved.
In the block protecting device of above-mentioned butter machine, described sealing surface is for protruding from the convex edge of drain mast inboard in the form of a ring, and described Sealing is spherical shape, and the external diameter of Sealing is greater than the size at place, convex edge.Wherein Sealing is the convex edge of roof pressure in the drain mast inboard under the effect of holddown spring, has guaranteed the sealing reliability of butter machine when proper functioning.
In the block protecting device of above-mentioned butter machine, described drain mast sidepiece is connected with the oil inlet pipe that communicates with it, and above-mentioned top-pressure part is positioned at oil inlet pipe, and the two ends of above-mentioned spring act on respectively on top-pressure part and the oil inlet pipe.Top-pressure part can move in oil inlet pipe under the effect of oil pressure like this.After under the effect at oil pressure top-pressure part being moved, spring is extruded, and finally makes the top-pressure part touch control switch.Butter machine recovers just often, and top-pressure part comes back to original state under the effect of spring, prepares for stop up protection next time.
In the block protecting device of above-mentioned butter machine, described top-pressure part comprises piston and piston rod, and the inner oil inlet passage size of piston and oil inlet pipe is complementary, and the inner and the piston of piston rod are connected, and oil inlet pipe is stretched out in the outer end of piston rod.Here drive piston rod by piston and move, the outer end of piston rod is stretched out oil inlet pipe and is used for contacting with control switch.
Compared with prior art; the block protecting device advantage of this butter machine is can realize stoppage protection or automatic sound-light alarm function automatically when the oil pressure in the butter machine surpasses certain limit; avoided butter machine damage to each component of butter machine under the high oil pressure state like this; thereby reduced the maintenance expenses of product, improved the working life of product.
Description of drawings
Fig. 1 is the overall structure schematic representation with butter machine of this block protecting device.
Fig. 2 is butter machine with block protecting device of this butter machine sectional structure schematic representation when take place stopping up.
Fig. 3 is the sectional structure schematic representation when having the butter machine normal working of block protecting device of this butter machine.
Fig. 4 is the sectional structure schematic representation of the another kind of mode of execution of butter machine of the block protecting device of this butter machine.
Among the figure, compressing cylinder 1, drain mast 2, control circuit 3, Sealing 4, holddown spring 5, sealing surface 6, convex edge 6a, oil inlet pipe 7, oil inlet passage 7a, top-pressure part 8, piston 8a, piston rod 8b, spring 9, seal ring 10.
Embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in figures 1 and 3; the block protecting device of this butter machine; be arranged on the compressing cylinder 1 of butter machine, have only when butter machine and occur to stop up and internal oil pressure when surpassing certain limit, the block protecting device of butter machine just started work and realized stoppage protection automatically or send acoustooptic alarm this moment.
This device comprises drain mast 2, top-pressure part 8 and a control switch that is connected electrically on the butter machine control circuit 3, described drain mast 2 is connected with compressing cylinder 1, has the oil inlet passage 7a that runs through on the sidewall of described drain mast 2, top-pressure part 8 is positioned at oil inlet passage 7a place, be provided with holddown spring 5 and Sealing 4 slidably in the described drain mast 2, the intermediate portion of drain mast 2 is bigger slightly than two ends, makes things convenient for moving of Sealing 4 like this.Has sealing surface 6 in the described drain mast 2, elastic force effect lower seal 4 at holddown spring 5 contacts and forms sealing with sealing surface 6, wherein sealing surface 6 is for protruding from the convex edge 6a of drain mast 2 inboards in the form of a ring, described Sealing 4 is spherical shape, and the external diameter of Sealing 4 is greater than the size at convex edge 6a place.Sealing 4 is the convex edge 6a of roof pressure in drain mast 2 inboards under the effect of holddown spring 5 like this, has guaranteed butter machine sealing reliability when proper functioning.Certainly sealing surface 6 also can be conical seal (contact) face, and the pretightening force of holddown spring 5 acts on and makes Sealing 4 be resisted against the conical seal (contact) face place on the Sealing 4.
Be connected with the oil inlet pipe 7 that communicates with it at drain mast 2 sidepieces, between top-pressure part 8 and oil inlet pipe 7, be provided with spring 9, be in joint between oil inlet pipe 7 and the drain mast 2 at top-pressure part 8 under the elastic force effect of spring 9, top-pressure part 8 is positioned at oil inlet pipe 7, between top-pressure part 8 and oil inlet pipe 7, be provided with seal ring 10, can prevent that like this butter from leaking.Have oil inlet passage 7a at drain mast 2 sidepieces, top-pressure part 8 is located in the oil inlet passage 7a of oil inlet pipe 7, and connects when top-pressure part 8 moves the control circuit 3 that can make control switch and butter machine.Wherein top-pressure part 8 comprises piston 8a and piston rod, and piston 8a and oil inlet pipe 7 inner oil inlet passage 7a sizes are complementary, and the inner of piston rod and piston 8a are connected, and oil inlet pipe 7 is stretched out in the outer end of piston rod, and the outer end of piston rod contacts with control switch here.
As shown in Figure 2, when this butter machine is in over excitation, oil pressure pressure just overcomes the pretightening force of holddown spring 5 and upwards Sealing 4 is pushed up the convex edge 6a that leaves drain mast 2 inboards, oil pressure is just in the oil inlet passage 7a in the space on next door flow into oil inlet pipe 7 like this, piston 8a drives piston rod and moves right together under the effect of oil pressure, make piston rod the outer end contact with transmit a signal to again on the control circuit 3 after control switch contacts, even control switch action back just can make control circuit 3 send acoustooptic alarm or directly by control circuit 3 motor stall butter machine be quit work.
As shown in Figure 4, present embodiment is basic identical with embodiment one structure and principle, different place is: be provided with spring 9 in drain mast 2, has sealing surface 6 in the described drain mast 2, above-mentioned top-pressure part 8 is resisted against sealing surface 6 places and forms sealing under the elastic force effect of spring 9, and when top-pressure part 8 moves above-mentioned control switch is opened and closed.That is to say that top-pressure part 8 is directly installed in the drain mast 2, when the pressure in the compressing cylinder 1 is excessive, when the pretightening force that oil pressure pressure just overcomes spring 9 is upwards left sealing surface 6 to top-pressure part 8, top-pressure part 8 moves upward, the contact of top-pressure part 8 outer ends with transmit a signal to again on the control circuit 3 after control switch contacts, even control switch action back just can make control circuit 3 send acoustooptic alarm or directly by control circuit 3 motor stall butter machine be quit work.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technician of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Wait term although this paper has used morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (5)
1; a kind of block protecting device of butter machine; be arranged at the outlet end of butter machine compressing cylinder (1); it is characterized in that; this device comprises drain mast (2); top-pressure part (8) and a control switch that is connected electrically on the butter machine control circuit (3); described drain mast (2) is connected with compressing cylinder (1); and in drain mast (2), be provided with spring (9); has sealing surface (6) in the described drain mast (2); above-mentioned top-pressure part (8) is resisted against sealing surface (6) and locates and form sealing under the elastic force effect of spring (9), and when top-pressure part (8) moves above-mentioned control switch is opened and closed.
2, the block protecting device of butter machine according to claim 1; it is characterized in that; in the block protecting device of above-mentioned butter machine; has the oil inlet passage (7a) that runs through on the sidewall of described drain mast (2); be provided with holddown spring (5) and Sealing (4) slidably in the described drain mast (2); elastic force effect lower seal (4) at holddown spring (5) contacts and forms sealing with sealing surface (6), and above-mentioned top-pressure part (8) is positioned at oil inlet passage (7a) and locates.
3, the block protecting device of butter machine according to claim 1 and 2; it is characterized in that; described sealing surface (6) is for protruding from the inboard convex edge (6a) of drain mast (2) in the form of a ring, and described Sealing (4) is spherical shape, and the size located greater than convex edge (6a) of the external diameter of Sealing (4).
4, according to the block protecting device of claim described 1 or 2 described butter machines; it is characterized in that; described drain mast (2) sidepiece is connected with the oil inlet pipe (7) that communicates with it; above-mentioned top-pressure part (8) is positioned at oil inlet pipe (7), and the two ends of above-mentioned spring (9) act on respectively on top-pressure part (8) and the oil inlet pipe (7).
5, the block protecting device of butter machine according to claim 1 and 2; it is characterized in that; described top-pressure part (8) comprises piston (8a) and piston rod (8b); piston (8a) is complementary with the inner oil inlet passage of oil inlet pipe (7) (7a) size; the inner of piston rod (8b) and piston (8a) are connected, and oil inlet pipe (7) is stretched out in the outer end of piston rod (8b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100622860A CN101303100B (en) | 2008-06-12 | 2008-06-12 | Block protecting device of butter machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100622860A CN101303100B (en) | 2008-06-12 | 2008-06-12 | Block protecting device of butter machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101303100A true CN101303100A (en) | 2008-11-12 |
| CN101303100B CN101303100B (en) | 2011-03-23 |
Family
ID=40113126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100622860A Expired - Fee Related CN101303100B (en) | 2008-06-12 | 2008-06-12 | Block protecting device of butter machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101303100B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661479A (en) * | 2012-05-15 | 2012-09-12 | 临沂市爱普工具有限公司 | Micro-current pressure difference breaking mechanism for electric butter filling machine |
| CN103454099A (en) * | 2012-05-29 | 2013-12-18 | 飞翼股份有限公司 | Pipe blockage detecting device for paste filling pipelines |
-
2008
- 2008-06-12 CN CN2008100622860A patent/CN101303100B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661479A (en) * | 2012-05-15 | 2012-09-12 | 临沂市爱普工具有限公司 | Micro-current pressure difference breaking mechanism for electric butter filling machine |
| CN103454099A (en) * | 2012-05-29 | 2013-12-18 | 飞翼股份有限公司 | Pipe blockage detecting device for paste filling pipelines |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101303100B (en) | 2011-03-23 |
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Granted publication date: 20110323 Termination date: 20130612 |