CN215924860U

CN215924860U - Slag extractor of dry acetylene generator

Info

Publication number: CN215924860U
Application number: CN202121971034.7U
Authority: CN
Inventors: 李文初
Original assignee: Danyang Yide Machinery Co ltd
Current assignee: Danyang Yide Machinery Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-03-01
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a slag extractor of a dry-method acetylene generator.A screw shaft and a jacking shaft are provided with bearing boxes, and each bearing box is provided with a shell, a cover body, a bearing sleeve, a snap ring, a nut and a sealing ring; a first mounting section, a second mounting section, a clamping groove, a third mounting section and a threaded part are arranged on the screw shaft and the top shaft; the bearing box is matched with the screw shaft and the jacking shaft, so that the screw shaft and the jacking shaft can smoothly run, and the axial thrust or the tensile force can be borne while the screw shaft and the jacking shaft run; the sealing rings arranged on the shell and the cover body can isolate external dust from entering the bearing box so as to enable the bearing box to operate efficiently.

Description

Slag extractor of dry acetylene generator

Technical Field

The utility model belongs to the technical field of acetylene preparation equipment, and particularly relates to a slag extractor of a dry-method acetylene generator.

Background

When the slag extractor works, the carbide slag is pushed to the discharge port from the pipeline by the screw shaft, the end part of the jacking shaft opposite to the screw shaft is provided with the valve head, and the valve head applies an opposite force to the moving carbide slag, so that the valve head has a sealing effect on the pipeline when the carbide slag amount is small, and the acetylene gas is prevented from being discharged; when the carbide slag amount is large, the rotation pressure of the screw shaft is increased and moves backwards to drive the reset linkage device to pull the top shaft backwards, so that the valve head moves backwards to facilitate smooth discharge of the carbide slag; the bearing box on screw shaft and apical axis need bear very big load in this in-process, has shaken easily inside for a long time and produces noise scheduling problem, and life is shorter.

SUMMERY OF THE UTILITY MODEL

In view of the above, the technical problem to be solved by the utility model is to provide a slag extractor of a dry-method acetylene generator, which solves the problem that the service life of a bearing box is short in the prior art.

In order to solve the technical problem, the utility model discloses a slag extractor of a dry-method acetylene generator, which comprises: an outer housing; the screw shaft and the top shaft are arranged in the outer shell; the jacking device is arranged at one end of the outer shell; the reset linkage device is arranged at the other end of the outer shell; the driving device is arranged on the outer shell; and a motor; the screw shaft and the jacking shaft are provided with bearing boxes, and each bearing box is provided with a shell, a cover body, a bearing sleeve, a clamping ring, a nut and a sealing ring; a first mounting section, a second mounting section, a clamping groove, a third mounting section and a threaded part are arranged on the screw shaft and the top shaft; the shell is arranged at the first installation section, the bearing sleeve is sleeved on the second installation section and is attached to the end face of the first installation section, the bearing sleeve is sleeved on the second installation section and is positioned between the bearing and the second installation section, the clamping ring is clamped in the clamping groove and limits the bearing sleeve, the threaded part is arranged on the third installation section, the nut is matched with the threaded part to abut against the clamping ring, the cover body is arranged on the third installation section and is fixedly connected with the shell, and the sealing rings are respectively arranged at the shell and the cover body; the housing and the cover clamp the bearing.

Further, the shell is provided with an oil filling hole and a hole plug.

Furthermore, the sealing ring is embedded on the side wall of the mounting hole of the shell and the cover body.

Further, the bearing is a plane thrust bearing.

Compared with the prior art, the application can obtain the following technical effects:

the bearing box is matched with the screw shaft and the jacking shaft, so that the screw shaft and the jacking shaft can smoothly run, and the axial thrust or the tensile force can be borne while the screw shaft and the jacking shaft run; the sealing rings arranged on the shell and the cover body can isolate external dust from entering the bearing box so as to enable the bearing box to operate efficiently.

Of course, it is not necessary for any one product to achieve all of the above-described technical effects simultaneously.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a front view of a slag extractor in accordance with an embodiment of the present invention;

FIG. 2 is a top view of a slag extractor in accordance with an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of the bearing housing at a in fig. 1.

Reference symbols of the drawings

The hydraulic drive device comprises an outer shell 1, a screw shaft 2, a top shaft 3, a motor 4, a bearing box 5, a valve head 6, a pipeline 7, a shaft seat 8, a support plate 10, a pressure plate 11, a counterweight 12, a transmission rod 20, a first transmission wheel 21, a second transmission wheel 22, a main gear 23, a driven gear 24, a first connecting rod 30, a second connecting rod 31, a third connecting rod 32, a fourth connecting rod 33, a fifth connecting rod 34, a sixth connecting rod 35, a seventh connecting rod 36, a spring 37, a first mounting section 40, a second mounting section 41, a clamping groove 42, a third mounting section 43, a threaded part 44, a shell 50, a cover body 51, a bearing 52, a bearing sleeve 53, a clamping ring 54, a nut 55 and a sealing ring 56.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

Referring to fig. 1 to 3, fig. 1 is a front view of a slag extractor according to an embodiment of the present invention;

FIG. 2 is a top view of a slag extractor in accordance with an embodiment of the present invention; fig. 3 is a schematic cross-sectional view of the bearing housing at A, B in fig. 1. A dry acetylene generator slag extractor comprising: an outer shell 1; a screw shaft 2 and a top shaft 3 which are arranged in the outer shell 1; the jacking device is arranged at one end of the outer shell 1; the reset linkage device is arranged at the other end of the outer shell 1; a driving device arranged on the outer shell 1; and a motor 4.

Referring to fig. 1, the pressing device has a supporting plate 10, a pressing plate 11 and a counterweight hammer 12, one end of the supporting plate 10 is fixed on the outer casing 1, the pressing plate 11 is hinged with the supporting plate 10, one end of the pressing plate 11 is hinged on the bearing box 5, and the other end is connected with the counterweight hammer 12; the weight of the counterweight hammer 12 is increased, and the pressure plate 11 can drive the bearing box 5 and the top shaft 3 to move axially, so that the valve head 6 at the end part of the top shaft 3 is driven to abut against the pipeline 7.

Referring to fig. 1, the driving device has a driving rod 20, a first driving wheel 21, a second driving wheel 22, a master gear 23 and a slave gear 24, the first driving wheel 21 is fixed on the screw shaft 2, the slave gear 24 is fixed on the top shaft 3, the second driving wheel 22 is fixed at one end of the driving rod 20, and the master gear 23 is fixed at the other end of the driving rod 20; the motor 4 is connected with the first driving wheel 21 and the second driving wheel 22 and drives the screw shaft 2 and the driving rod 20 to rotate at the same time, and the driving rod 20 drives the top shaft 3 to rotate through the matching of the master gear 23 and the driven gear 24.

Referring to fig. 2, the resetting linkage device has a first link 30, a second link 31, a third link 32, and a fourth link 33, one end of the first connecting rod 30 is hinged with the outer shell 1, one end of the second connecting rod 31 is hinged on the bearing box 5 of the screw shaft 2, the other end of the first connecting rod 30 is hinged with the second connecting rod 31, the other end of the second connecting rod 31 is hinged with one end of the third connecting rod 32, the other end of the third connecting rod 32 is hinged with one end of the fourth connecting rod 33, the fourth connecting rod 33 is hinged on the shaft seat 8, the other end of the fourth connecting rod 33 is hinged with one end of the fifth connecting rod 34, the other end of the fifth connecting rod 34 is hinged with one end of the sixth connecting rod 35, the other end of the sixth connecting rod 35 is hinged on the bearing box 5 of the top shaft 3, one end of the seventh connecting rod 36 is hinged with the sixth connecting rod 35, and the other end of the seventh connecting rod 36 is hinged with the outer shell 1; when the carbide slag in the pipeline 7 is increased, the rotation pressure of the screw shaft 2 is increased and the screw shaft moves backwards to drive the second connecting rod 31 on the bearing box 5 to rotate, the sixth connecting rod 35 is driven to drive the ejector rod 3 to move through linkage among the multiple connecting rods, the distance between the valve head 6 of the ejector rod 3 and the pipeline 7 is increased, and the carbide slag is convenient to discharge; screw shaft 2 rotation pressure reduces when carbide slag reduces gradually in pipeline 7, and screw shaft 2 resets under spring 37's elasticity effect, and second connecting rod 31 on the bearing box 5 rotates to opposite direction, and the linkage through many connecting rods orders about sixth connecting rod 35 and promotes ejector pin 3 and remove, and valve head 6 of ejector pin 3 diminishes gradually with the interval of pipeline 7, blocks the discharge of acetylene gas.

Referring to fig. 3, a bearing housing 5 is disposed on the screw shaft 2 and the top shaft 3, the bearing housing 5 has a housing 50, a cover 51, a bearing 52, a bearing housing 53, a snap ring 54, a nut 55 and a sealing ring 56; the screw shaft 2 and the top shaft 3 are provided with a first mounting section 40, a second mounting section 41, a clamping groove 42, a third mounting section 43 and a thread part 44; the shell 50 is installed on the first installation section 40, the bearing sleeve 53 is arranged on the second installation section 41 and is attached to the end face of the first installation section 40, the bearing sleeve 53 is sleeved on the second installation section 41 and is located between the bearing 52 and the second installation section 41, the clamping ring 54 is clamped in the clamping groove 42 and limits the bearing sleeve 53, the threaded portion 44 is arranged on the third installation section 43, the nut 55 is matched with the threaded portion 44 to abut against the clamping ring 54, the cover body 51 is installed on the third installation section 43 and is fixedly connected with the shell 50, and the sealing rings 56 are respectively arranged at the shell 50 and the cover body 51; the housing 50 and the cover 51 sandwich the bearing 52. The shell 50 is provided with an oil filling hole and a hole plug; the sealing ring 56 is embedded on the side wall of the mounting hole of the shell 50 and the cover body 51; the bearing 52 is a flat thrust bearing.

The bearing box 5 is matched with the screw shaft 2 and the jacking shaft 3, so that the screw shaft 2 and the jacking shaft 3 can smoothly run, and the axial thrust or the tensile force can be borne while the running is performed; the sealing ring 56 provided on the housing 50 and the cover 51 can isolate the dust from the outside and make the bearing housing 5 operate efficiently.

The slag extractor is a feedback structure closed type, and the treatment capacity is as follows: 0-20T/H, rotation speed: 40 rpm, size: Φ 345 × 280 × 1300, material: a3, 20#, motor: explosion-proof, 30KW, output: 40 rpm, main consumables: and (5) wear-resistant treatment of the screw shaft.

While the foregoing description shows and describes several preferred embodiments of the utility model, it is to be understood, as noted above, that the utility model is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A dry acetylene generator slag extractor comprising: an outer housing; the screw shaft and the top shaft are arranged in the outer shell; the jacking device is arranged at one end of the outer shell; the resetting linkage device is arranged at the other end of the outer shell; the driving device is arranged on the outer shell; and a motor;

the screw rod shaft and the jacking shaft are provided with bearing boxes, and each bearing box is provided with a shell, a cover body, a bearing sleeve, a clamping ring, a nut and a sealing ring; a first mounting section, a second mounting section, a clamping groove, a third mounting section and a threaded part are arranged on the screw shaft and the top shaft; the shell is mounted on the first mounting section, the bearing sleeve is sleeved on the second mounting section and is attached to the end face of the first mounting section, the bearing sleeve is sleeved on the second mounting section and is positioned between the bearing and the second mounting section, the clamping ring is clamped in the clamping groove and limits the bearing sleeve, the threaded portion is arranged on the third mounting section, the nut is matched with the threaded portion to abut against the clamping ring, the cover body is mounted on the third mounting section and is fixedly connected with the shell, and the sealing rings are respectively arranged at the shell and the cover body; the housing and the cover sandwich the bearing.

2. The dry acetylene generator slag extractor of claim 1 wherein the housing is provided with oil holes and hole plugs.

3. The dry acetylene generator slag extractor of claim 1 wherein the seal ring is embedded in the side wall of the mounting hole of the housing and the cover.

4. The dry acetylene generator slag extractor of claim 1 wherein the bearings are flat thrust bearings.