CN219839802U - Reversing switch for bottom curtain motor of wool and roving carding machine - Google Patents

Abstract

The utility model discloses a reversing switch for a bottom curtain motor of a wool and roving carding machine, which comprises a base, wherein a gear shifting mechanism is arranged on the base, the gear shifting mechanism is connected with the base through a bolt, the outer side of the bolt is connected with a nut through threads, a connecting rod is arranged on the gear shifting mechanism, a handle is fixedly connected onto the connecting rod, a limiting mechanism is arranged on the handle, and a sealing mechanism is arranged on the nut. According to the utility model, the lug and the groove are inserted, so that the handle can be limited, and the rotation of the handle can be prevented, so that the switch caused by false touch can be prevented, the stability of the switch in use is improved, and the limit work of the handles at different positions can be performed through the cooperation of the lug and the grooves at different positions.

Description

Reversing switch for bottom curtain motor of wool and roving carding machine

Technical Field

The utility model relates to the technical field of reversing switches, in particular to a reversing switch for a bottom curtain motor of a wool and roving carding machine.

Background

The roving yarn produced in the roving factory is characterized in that the width of the belt yarn and the thickness of the wool net of the roving carding machine are adopted to control the count of the roving, the carding machine is controlled by a bottom curtain motor, and the motor is controlled by a reversing switch. The patent grant publication number CN210245373U discloses a reversing switch, including top cap, first contact layer, gearshift layer and handle, still include base and second contact layer, first contact layer is located on the base, the mounting groove has been seted up to be located first contact layer below on the base, set up on the outer wall of base with the mounting groove be linked together and be used for inserting the wiring port of external electric wire, the second contact layer is including locating the contact piece in the mounting groove and be used for controlling contact piece and external electric wire switch-on or break off drive block, the contact piece includes the wiring end that passes the mounting groove and extends to the base outside and with external electric wire clearance fit's link, drive block links to each other with the handle adaptation. Compared with the existing reversing switch, the reversing switch has the advantages of low manufacturing cost, convenience in disassembly and assembly, convenience in operation and long service life.

Among the above-mentioned prior art, the forward and backward switch is when using, and is inconvenient to carry out the spacing of handle, can cause the rotation of handle to influence the work of motor when the handle mistake touches to bolt nut is used for the connection of switch, and the bolt nut directly exposes the easy condition that appears corrosion in the external environment. Improvements are therefore needed.

Disclosure of Invention

The utility model aims to provide a reversing switch for a bottom curtain motor of a wool and roving carding machine, which solves the problem that the handle is inconvenient to limit and the problem that bolts and nuts are easy to rust when being directly exposed to the external environment.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wool carding machine end curtain is reversing switch for motor, includes the base, be provided with gearshift on the base, gearshift passes through bolted connection with the base, threaded connection has the nut in the outside of bolt, be provided with the connecting rod on the gearshift, fixedly connected with handle on the connecting rod, be provided with stop gear on the handle, be provided with sealing mechanism on the nut, stop gear includes recess, lug, pressure seat, slider, dead lever, spring, fixing base, set up flutedly on the handle, the inside sliding connection of recess has the lug, fixedly connected with presses the seat on the lug, press seat and handle sliding connection, press seat and connecting rod swing joint, the outside sliding sleeve who presses the seat has the fixing base, fixing base and gearshift fixed connection, fixedly connected with slider on the pressure seat, slider and fixing base sliding connection, the inside sliding connection of slider has the dead lever, dead lever and fixing base fixed connection, the outside of dead lever is provided with the spring. Through designing stop gear, can carry out spacingly to the handle.

Preferably, the number of the grooves is a plurality, and a plurality of the grooves are annularly distributed on the handle. By designing the grooves, the convex blocks can be inserted into the grooves at different positions.

Preferably, one end of the spring is fixedly connected with the sliding block, and the other end of the spring is fixedly connected with the fixing seat. By designing the spring such that the force of the spring can act on the slider.

Preferably, the sealing mechanism comprises a sealing sleeve, a connecting block, a clamping block and a clamping groove, wherein the sealing sleeve is sleeved on the outer side of the nut in a sliding manner, the sealing sleeve is in contact with the gear shifting mechanism, the sealing sleeve is made of rubber, the connecting block is fixedly connected to the sealing sleeve, the connecting block is in sliding connection with the nut, the clamping block is fixedly connected to the connecting block, the connecting block and the clamping block are made of rubber, and the clamping block is in clamping connection with the nut. Through design sealing mechanism, can protect bolt and nut.

Preferably, a clamping groove is formed in the nut, and a clamping block is clamped in the clamping groove. The sealing sleeve can be fixed by designing the clamping groove to be clamped with the clamping block.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the lug and the groove are inserted, so that the handle can be limited, and the rotation of the handle can be prevented, so that the switch caused by false touch can be prevented, the stability of the switch in use is improved, and the limit work of the handles at different positions can be performed through the cooperation of the lug and the grooves at different positions.

2. According to the utility model, through the effect of the designed sealing sleeve, the bolt and the nut can be protected, and moisture can be prevented from entering, so that the corrosion of the bolt and the nut can be prevented, the situation that the nut cannot be disassembled due to the corrosion is prevented, and the service life of the bolt and the nut is prolonged due to phase change.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

fig. 3 is an enlarged view of fig. 2 at a in accordance with the present utility model.

In the figure: 1. a base; 2. a gear shifting mechanism; 3. a bolt; 4. a nut; 5. a connecting rod; 6. a handle; 7. a limiting mechanism; 8. a sealing mechanism; 71. a groove; 72. a bump; 73. pressing a base; 74. a slide block; 75. a fixed rod; 76. a spring; 77. a fixing seat; 81. sealing sleeve; 82. a connecting block; 83. a clamping block; 84. a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, a reversing switch for a bottom curtain motor of a wool and roving carding machine comprises a base 1, wherein a gear shifting mechanism 2 is arranged on the base 1, the gear shifting mechanism 2 is connected with the base 1 through a bolt 3, a nut 4 is connected to the outer side of the bolt 3 through threads, a connecting rod 5 is arranged on the gear shifting mechanism 2, a handle 6 is fixedly connected to the connecting rod 5, a limiting mechanism 7 is arranged on the handle 6, and a sealing mechanism 8 is arranged on the nut 4.

Referring to fig. 1 and 2, the limiting mechanism 7 includes a groove 71, a protruding block 72, a pressing seat 73, a sliding block 74, a fixing rod 75, a spring 76 and a fixing seat 77, the handle 6 is provided with the groove 71, the inside of the groove 71 is slidably connected with the protruding block 72, the number of the grooves 71 is multiple, the grooves 71 are annularly distributed on the handle 6, the protruding block 72 can be inserted into the grooves 71 at different positions through designing the groove 71, the pressing seat 73 is fixedly connected with the protruding block 72, the pressing seat 73 is slidably connected with the handle 6, the pressing seat 73 is movably connected with the connecting rod 5, the fixing seat 77 is slidably sleeved on the outer side of the pressing seat 73, the fixing seat 77 is fixedly connected with the gear shifting mechanism 2, the sliding block 74 is fixedly connected with the fixing seat 77, the fixing rod 75 is slidably connected with the inside of the sliding block 74, the fixing rod 75 is fixedly connected with the fixing seat 77, the spring 76 is arranged on the outer side of the fixing rod 75, and the handle 6 can be limited by designing the limiting mechanism 7.

Referring to fig. 1, 2 and 3, the sealing mechanism 8 includes a sealing sleeve 81, a connecting block 82, a clamping block 83 and a clamping groove 84, the outer side of the nut 4 is slidably sleeved with the sealing sleeve 81, the sealing sleeve 81 is in contact with the gear shifting mechanism 2, the sealing sleeve 81 is made of rubber, a connecting block 82 is fixedly connected to the sealing sleeve 81, the connecting block 82 is slidably connected with the nut 4, the clamping block 83 is fixedly connected to the connecting block 82, the connecting block 82 and the clamping block 83 are made of rubber, the clamping block 83 is clamped with the nut 4, the clamping groove 84 is formed in the nut 4, the clamping block 83 is clamped inside the clamping groove 84, the sealing sleeve 81 can be fixed through the clamping of the clamping groove 84 and the clamping block 83, and the bolt 3 and the nut 4 can be protected through the sealing mechanism 8.

The specific implementation process of the utility model is as follows: during the use, through the grafting of lug 72 and recess 71, can carry out spacingly to handle 6, can prevent the rotation of handle 6 to can prevent that the mistake from touching the switching that causes the switch, improve the stability of switch when using, when needs are used to handle 6, push down earlier and press seat 73, press seat 73 to drive slider 74 and slide along dead lever 75, slider 74 can extrude spring 76, press seat 73 to drive lug 72 simultaneously and slide downwards, make lug 72 and recess 71 separation, then can carry out the rotation switch operation of handle 6. Through the effect of seal cover 81, can protect bolt 3 and nut 4 department, can prevent the entering of moisture to can prevent the corrosion of bolt 3 nut 4, prevent the unable condition of dismantling of nut 4 that corrosion caused, the phase change has promoted the life of bolt 3 nut 4. When the sealing sleeve 81 needs to be disassembled, the sealing sleeve 81 is pulled upwards, the sealing sleeve 81 drives the connecting block 82 to move upwards, the connecting block 82 drives the clamping block 83 to move, the clamping block 83 is extruded and deformed, the clamping block 83 can slide out of the clamping groove 84, and the sealing sleeve 81 can be disassembled, so that the inside operation and replacement after aging are convenient to perform.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a wool carding machine end curtain is reversing switch for motor, includes base (1), its characterized in that: the gear shifting mechanism (2) is arranged on the base (1), the gear shifting mechanism (2) is connected with the base (1) through a bolt (3), a nut (4) is connected to the outer side of the bolt (3) through threads, a connecting rod (5) is arranged on the gear shifting mechanism (2), a handle (6) is fixedly connected to the connecting rod (5), a limiting mechanism (7) is arranged on the handle (6), a sealing mechanism (8) is arranged on the nut (4), the limiting mechanism (7) comprises a groove (71), a lug (72), a pressing seat (73), a sliding block (74), a fixing rod (75), a spring (76) and a fixing seat (77), the groove (71) is formed in the handle (6), a lug (72) is fixedly connected with a pressing seat (73), the pressing seat (73) is in sliding connection with the handle (6), the pressing seat (73) is in movable connection with the connecting rod (5), the outer side of the pressing seat (73) is in sliding connection with the fixing seat (77), the fixing seat (77) is fixedly connected with the sliding block (77), the sliding block (74) is in sliding connection with the fixed seat (77), a fixed rod (75) is connected inside the sliding block (74) in a sliding manner, the fixed rod (75) is fixedly connected with the fixed seat (77), and a spring (76) is arranged on the outer side of the fixed rod (75).

2. The reversible switch for a bottom curtain motor of a wool and roving carding machine as set forth in claim 1, wherein: the number of the grooves (71) is a plurality, and a plurality of the grooves (71) are distributed annularly on the handle (6).

3. The reversible switch for a bottom curtain motor of a wool and roving carding machine as set forth in claim 1, wherein: one end of the spring (76) is fixedly connected with the sliding block (74), and the other end of the spring (76) is fixedly connected with the fixing seat (77).

4. The reversible switch for a bottom curtain motor of a wool and roving carding machine as set forth in claim 1, wherein: sealing mechanism (8) are including seal cover (81), connecting block (82), fixture block (83), draw-in groove (84), seal cover (81) have been cup jointed in the outside slip of nut (4), seal cover (81) and gearshift (2) contact, seal cover (81) are the rubber material, fixedly connected with connecting block (82) on seal cover (81), connecting block (82) and nut (4) sliding connection, fixedly connected with fixture block (83) on connecting block (82), connecting block (82) are the rubber material with fixture block (83), fixture block (83) and nut (4) joint.

5. The reversible switch for a bottom curtain motor of a wool and roving carding machine as set forth in claim 1, wherein: the nut (4) is provided with a clamping groove (84), and a clamping block (83) is clamped in the clamping groove (84).