High-sealing-performance double-wire distributor

Abstract

The utility model relates to a double-wire distributor with high sealing performance. The high-sealing-performance double-line distributor comprises a body, a working piston hole and a control piston hole are formed in the body, a working piston is assembled in the working piston hole in a guiding mode, a control piston is assembled in the control piston hole in a guiding mode, and the upper end and the lower end of the working piston hole are communicated with the control piston hole through an upper channel and a lower channel respectively. An upper oil inlet and a lower oil inlet which are respectively communicated with the upper end and the lower end of the control piston hole are formed in the body, an upper oil outlet and a lower oil outlet are formed in the body, a groove positioned on the upper side of the working piston hole is formed in the body, a reed switch is arranged in the groove, an indicator lamp and a battery are arranged on the body, and the battery, the indicator lamp and the reed switch are connected in series through wires. A magnet is arranged at the upper end of the working piston, and when the working piston moves upwards, the magnet is used for magnetizing a reed of the reed pipe, so that the reed is attracted to conduct a circuit. A sliding hole coaxial with the working piston does not need to be formed in the oil cavity, so that the distributor has good sealing performance.

Description

TECHNICAL FIELD

[0001] The utility model belongs to oil supply equipment technical field, concretely relates to high sealing property double line distributor. BACKGROUND

[0002] Double line distributor is one kind of lubricating parts that is widely used in centralized lubricating system of mechanical equipment, usually is equipped with two oil inlets, two oil outlets, two piston holes and limit stopper, working piston and control piston are respectively arranged in the piston hole, and indicating rod is arranged in the limit stopper. The reciprocating motion of working piston and control piston is used to alternately deliver lubricating oil outward.

[0003] The utility model discloses a double line distributor, the inside of the body is provided with first sliding slot and second sliding slot, the inside of first sliding slot is provided with working piston, the inside of second sliding slot is provided with control piston, control piston includes upper piston and lower piston, and the both ends of first sliding slot and second sliding slot are connected through first oil inlet and second oil inlet respectively;The side of upper piston is fixedly connected with indicating rod, the side of lower piston is fixedly connected with sleeve rod, the inside of sleeve rod is provided with recess, the inside of recess is provided with spring, one end of spring is fixedly connected with the bottom of recess, the other end of spring is fixedly connected with indicating rod, and the end, far away from upper piston of indicating rod, is located in the inside of recess. However, in the double line distributor, since indicating rod is directly connected with working piston, therefore, the end wall of double line distributor body must be provided with sliding hole, which is communicated with piston hole and is used for indicating rod to slide. This will result in poor sealing of oil cavity in double line distributor body, even if rubber sealing ring is arranged on the inner wall of sliding hole, when double line distributor is used in high temperature and high pressure environment for a long time, rubber sealing ring is also easy to be aged, thereby affecting the working performance of double line distributor. UTILITY MODEL CONTENTS

[0004] In order to solve the above technical problems, the utility model provides high sealing property double line distributor.

[0005] The technical scheme of high sealing property double line distributor of the utility model is:

[0006] The utility model provides a high sealing double -line distributor, including the body, be equipped with working piston hole and control piston hole in the body, the working piston hole is guidedly assembled with working piston, control piston hole is guidedly assembled with control piston, the upper and lower ends of working piston hole are communicated with control piston hole through upper channel, lower channel respectively, the body is equipped with the upper inlet, lower inlet respectively with the upper and lower ends of control piston hole intercommunication, the body is equipped with the upper outlet, lower outlet respectively with control piston hole middle part intercommunication, the body is equipped with the recess on the upper side of working piston hole, be equipped with reed switch in the recess, the body is equipped with the pilot lamp and battery, the battery, pilot lamp and reed switch are connected through the wire, the upper end of working piston is equipped with magnet, and the magnet is used for magnetizing the reed of reed switch when working piston goes up, makes the reed suction and conduction circuit.

[0007] Further, the recess is a circular groove coaxially arranged with the working piston hole, the inner diameter of the circular groove is equal to the inner diameter of the working piston hole, and the reed switch is located at the bottom center of the circular groove.

[0008] Further, the working piston comprises an upper small-diameter section, a large-diameter section, and a lower small-diameter section, the outer diameter of the large-diameter section is equal to the inner diameter of the working piston hole, the upper small-diameter section, the large-diameter section, and the lower small-diameter section are coaxially arranged and are an integral structure, and the magnet is fixedly connected to the upper side of the upper small-diameter section.

[0009] Further, the upper end of the recess is provided with a sealing cap, the sealing cap comprises a cap body and a retaining ring integrally formed on the upper end of the cap body, the cap body is threadedly connected to the groove opening of the recess, and the retaining ring is downwardly stopped by the body.

[0010] Further, the upper channel has an inverted "√" shape structure, the bending part of the upper channel is smoothly transitioned, and the communication position of the upper channel with the working piston hole is located above the communication position of the upper channel with the control piston hole.

[0011] Further, the lower channel has a "√" shape structure, the bending part of the lower channel is smoothly transitioned, and the communication position of the lower channel with the working piston hole is located below the communication position of the lower channel with the control piston hole.

[0012] Further, the control piston comprises a column body and a first piston and a second piston arranged on the column body, the upper inlet is provided with an upper inlet pipe, the lower inlet is provided with a lower inlet pipe, the upper outlet is provided with an upper outlet pipe, and the lower outlet is provided with a lower outlet pipe.

[0013] The high sealing double-line distributor has the beneficial effects that, compared with the prior art,

[0014] The high-sealing double-line distributor of the utility model discloses a recess is arranged outside the working piston hole on the body, a dry reed tube is arranged in the recess, the reed in the dry reed tube is magnetized in the upward process of the working piston, the contacts of the reed are attracted, the circuit is conducted, and the indicator lamp is lighted up.

[0015] The high-sealing double-line distributor of the utility model discloses a recess is arranged outside the working piston hole on the body, a dry reed tube is arranged in the recess, the reed in the dry reed tube is magnetized in the upward process of the working piston, the contacts of the reed are attracted, the circuit is conducted, and the indicator lamp is lighted up. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure schematic diagram of the high-sealing double-line distributor of the utility model;

[0017] Figure 2 It is Figure 1 It is the enlarged view of A in the figure;

[0018] Figure 3 It is the circuit diagram of the battery, the indicator lamp and the dry reed tube in the high-sealing double-line distributor of the utility model;

[0019] In the figure: 1, body;2, working piston hole;3, control piston hole;4, upper oil inlet;5, lower oil inlet;6, upper oil inlet pipe;7, lower oil inlet pipe;8, upper oil outlet;9, lower oil outlet;10, upper oil outlet pipe;11, lower oil outlet pipe;12, working piston;121, upper small-diameter section;122, large-diameter section;123, lower small-diameter section;13, magnet;14, recess;15, sealing cap;16, dry reed tube;17, control piston;18, upper channel;19, lower channel. DETAILED DESCRIPTION

[0020] The utility model will be described further in detail in combination with the drawings and specific embodiment:

[0021] The specific embodiment of the high-sealing double-line distributor of the utility model, such as Figures 1 to 3As shown, including the body 1, the body 1 is provided with working piston hole 2 and control piston hole 3, the working piston hole 2 is guidedly assembled with working piston 12, the control piston hole 3 is guidedly assembled with control piston 17, the upper and lower ends of the working piston hole 2 are communicated with the control piston hole 3 through the upper channel 18 and the lower channel 19, the body 1 is provided with upper oil inlet 4 and lower oil inlet 5 which are communicated with the upper and lower ends of the control piston hole 3 respectively, the body 1 is provided with upper oil outlet 8 and lower oil outlet 9 which are communicated with the middle part of the control piston hole 3 respectively, the body 1 is provided with recess 14 which is located on the upper side of the working piston hole 2, the recess 14 is provided with dry reed tube 16, the body 1 is provided with indicator lamp and battery, the battery, the indicator lamp and the dry reed tube 16 are connected in series through wires, the upper end of the working piston 12 is provided with magnet 13, when the working piston 12 goes up, the magnet 13 is used for magnetizing the reed of the dry reed tube 16, so that the reed is attracted to conduct the circuit.

[0022] The recess 14 is a circular groove, the recess 14 is coaxially arranged with the working piston hole 2, the inner diameter of the circular groove is equal to the inner diameter of the working piston hole 2, and the dry reed tube 16 is located at the bottom center position of the circular groove. The working piston 12 includes upper small diameter section 121, large diameter section 122 and lower small diameter section 123, the outer diameter of the large diameter section 122 is equal to the inner diameter of the working piston hole 2, the upper small diameter section 121, the large diameter section 122 and the lower small diameter section 123 are coaxially arranged and are of integral structure, and the magnet 13 is fixedly connected to the upper side of the upper small diameter section 121. The upper end of the recess 14 is provided with sealing cap 15, the sealing cap 15 includes cap body and retaining ring which is integrally formed on the upper end of the cap body, the cap body is threadedly connected to the slot of the recess 14, and the retaining ring is downwardly stopped with the body 1.

[0023] The upper channel 18 is in inverted "√" shape structure, the bending part of the upper channel 18 is smoothly transitioned, and the communication position of the upper channel 18 with the working piston hole 2 is located on the upper side of the communication position of the upper channel 18 with the control piston hole 3. The lower channel 19 is in "√" shape structure, the bending part of the lower channel 19 is smoothly transitioned, and the communication position of the lower channel 19 with the working piston hole 2 is located on the lower side of the communication position of the lower channel 19 with the control piston hole 3.

[0024] The control piston 17 includes column body and first piston and second piston which are arranged on the column body, the upper oil inlet 4 is provided with upper oil inlet pipe 6, the lower oil inlet 5 is provided with lower oil inlet pipe 7, the upper oil outlet 8 is provided with upper oil outlet pipe 10, and the lower oil outlet 9 is provided with lower oil outlet pipe 11.

[0025] The high sealing double-line distributor has the groove 14 on the body 1, the dry reed tube is arranged in the groove 14, the reed of the dry reed tube is magnetized in the upstroke of the working piston 12, the contact of the reed is attracted, the circuit is conducted, and the indicator lamp is lighted.

[0026] The high sealing double-line distributor of the utility model improves the channel into the working piston hole 2, and the oil enters the upper end of the working piston hole 2 in the oblique downward direction, enters the lower end of the working piston hole 2 in the oblique upward direction, so that the working piston 12 is extruded by the oil into the working piston hole 2 and is subjected to the force in the oblique direction of the oil in the upper and lower channels 19, the reaction is more sensitive, and the oil output efficiency is improved.

[0027] The above is only the preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A high containment dual wire dispenser characterized in that, The utility model provides a kind of piston pump, including body, working piston hole and control piston hole are equipped in the body, working piston is guidedly assembled in the working piston hole, control piston is guidedly assembled in the control piston hole, the upper and lower ends of the working piston hole are communicated with control piston hole by upper passage, lower passage respectively, the body is equipped with upper oil inlet, lower oil inlet respectively with the upper and lower ends of control piston hole communication, the body is equipped with upper oil outlet, lower oil outlet respectively with control piston hole middle part communication, the body is equipped with recess on the upper side of working piston hole, dry Reed tube is equipped in the recess, the body is equipped with indicator light and battery, battery, indicator light and dry Reed tube are connected in series by wire, the upper end of working piston is equipped with magnet, and the magnet is used for magnetizing reed of dry Reed tube when working piston goes up, and makes reed suction and conduction circuit.

2. The high containment twin tubing dispenser of claim 1, wherein, The recess is circular groove, the recess is coaxially arranged with the working piston hole, the inner diameter of the circular groove is equal to the inner diameter of the working piston hole, and the dry Reed tube is located at the bottom center position of the circular groove.

3. The high containment twin strand dispenser of claim 2, wherein, The working piston includes upper small-diameter section, large-diameter section and lower small-diameter section, the outer diameter of the large-diameter section is equal to the inner diameter of the working piston hole, the upper small-diameter section, the large-diameter section and the lower small-diameter section are coaxially arranged and are of integral structure, and the magnet is fixedly connected to the upper side of the upper small-diameter section.

4. The high containment twin strand distributor of claim 2, wherein, The upper end of the recess is provided with a sealing cap, the sealing cap includes a cap body and a retaining ring integrally formed on the upper end of the cap body, the cap body is threadedly connected to the groove opening of the recess, and the retaining ring is downwardly stopped with the body.

5. The high containment twin strand dispenser of claim 1, wherein, The upper passage is in inverted square root shape structure, the bending portion of the upper passage is smoothly transitioned, and the communication position of the upper passage with the working piston hole is located on the upper side of the communication position of the upper passage with the control piston hole.

6. The high containment twin strand dispenser of claim 5, wherein, The lower passage is in square root shape structure, the bending portion of the lower passage is smoothly transitioned, and the communication position of the lower passage with the working piston hole is located on the lower side of the communication position of the lower passage with the control piston hole.

7. The high containment twin strand dispenser of claim 1, wherein, The control piston includes a column body and a first piston and a second piston arranged on the column body, the upper oil inlet is provided with an upper oil inlet pipe, the lower oil inlet is provided with a lower oil inlet pipe, the upper oil outlet is provided with an upper oil outlet pipe, and the lower oil outlet is provided with a lower oil outlet pipe.

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