Furnace building hammerhead assembly
By adopting a sliding groove and sliding convex connection method in the furnace hammer assembly, the contact area between the rod sleeve and the cylinder sleeve is increased, which solves the problem of unstable connection between the rod sleeve and the cylinder sleeve, improves the stability and maintenance convenience of the equipment, and is suitable for high-intensity vibration environment.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-15
- Publication Date
- 2026-04-10
AI Technical Summary
In existing furnace hammer assemblies, the connection stability between the rod sleeve and the cylinder sleeve is poor, resulting in local pressure concentration during frequent extension and retraction movements, which affects the stability of the equipment and the convenience of maintenance.
The sliding groove and sliding convex connection method increases the contact area between the rod sleeve and the cylinder sleeve, and the probe mounting seat abuts against the rod sleeve to avoid local pressure concentration and improve stability.
It enhances the stability and reliability of the furnace hammer assembly, making it suitable for high-intensity and severe vibration environments, facilitating maintenance, and adapting to crucibles with larger diameters.
Smart Images
Figure CN224108628U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to furnace building machine technical field especially is related to a furnace building hammer head assembly. BACKGROUND
[0002] In the process of building the intermediate frequency furnace, the pneumatic furnace building machine is often used to knock the inner wall of the intermediate frequency furnace crucible, the vibration generated by the knocking is transmitted to the furnace lining material through the inner wall of the crucible, so that the furnace lining material is vibrated and compacted, the existing pneumatic furnace building machine comprises a plurality of hammer head assemblies, the hammer head assembly comprises a shell, a cylinder sleeve, a piston hammer head, a rod sleeve and a rod body, the rod sleeve is slidably connected with the cylinder body in the existing hammer head assembly, the sealing end of the rod sleeve abuts against the cylinder sleeve, but the abutting area is small, the local pressure is increased, especially the cylinder sleeve and the air pushing cylinder body need to be frequently extended and contracted, so that the stability of the cylinder sleeve and the air pushing cylinder body is poor, the rod sleeve and the cylinder sleeve are fixedly connected in the existing hammer head assembly, and the maintenance is not convenient.
[0003] Therefore, a furnace building hammer head assembly solving the above problems is needed. CONTENT OF THE UTILITY MODEL
[0004] The utility model provides a kind of furnace building hammer head assembly, the connecting mode between rod sleeve and cylinder sleeve is optimized, avoid the local pressure concentration in the frequent extension and contraction process of rod sleeve and cylinder sleeve, improve the stability of furnace building hammer head assembly.
[0005] The technical scheme of the utility model is as follows:
[0006] Furnace building hammer head assembly, including the shell with one end having open, the shell is sleeved with cylinder sleeve and air pushing telescopic rod, the cylinder sleeve is slidably installed in the shell, piston hammer head is slidably installed in the cylinder sleeve, characterized in that, the air pushing telescopic rod includes the rod body and the rod sleeve that are sleeved together, the rod sleeve is slidably installed on the cylinder sleeve, the cylinder sleeve is detachably installed with the probe ruler mounting seat on the protruding end, the probe ruler mounting seat is abutted with the rod sleeve, probe ruler is provided on the probe ruler mounting seat.
[0007] As a preferred technical scheme, the outer circumferential surface of the cylinder sleeve is provided with a sliding groove extending in the axial direction, and the outer circumferential surface of the rod sleeve is provided with a sliding convex ridge extending in the axial direction, and the sliding groove and the sliding convex ridge are installed together.
[0008] As a preferred technical scheme, the sliding groove is a dovetail groove, and the sliding convex ridge is a dovetail convex ridge.
[0009] As a preferred technical scheme, the probe ruler mounting seat is provided with an abutting portion, and the abutting portion is abutted with the rod sleeve.
[0010] As a preferred technical scheme, the rod body is installed at the end of the shell.
[0011] As a preferred technical scheme, the rear end of the shell is threadedly provided with an end cover, and the rod body is mounted on the end cover.
[0012] As a preferred technical scheme, an axial stroke limiting groove is arranged on the outer circumferential surface of the cylinder sleeve, and a limiting bolt is threadedly mounted on the shell and is matched with the stroke limiting groove.
[0013] With the above technical scheme, the furnace building hammer head assembly has the following advantages:
[0014] Since the furnace building hammer head assembly comprises the rod sleeve, under the action of the total gas source, the rod sleeve abuts against the probe mounting seat, the cylinder sleeve is extended out of the shell, the probe abuts against the inner wall of the crucible, the piston hammer is extended out of the cylinder sleeve, the piston hammer impacts the inner wall of the crucible, the inner wall of the crucible transmits the counterforce generated by the impact to the cylinder sleeve, and the probe mounting seat drives the rod sleeve to retract into the shell.
[0015] The sliding groove and the sliding convex rib are used to realize the sliding connection between the cylinder sleeve and the cylinder sleeve, facilitate the replacement and maintenance of the rod sleeve and the cylinder sleeve, increase the contact area of the rod sleeve, and enable the furnace building hammer head assembly to bear a larger load, and the furnace building hammer head assembly is especially suitable for a high-strength and severe vibration environment.
[0016] In the prior art, the end of the rod sleeve abuts against the cylinder sleeve, and the length of the rod sleeve is limited, but in the present application, the rod sleeve abuts against the abutting part, the length of the rod sleeve is increased, the stroke of the piston hammer is increased, and the present application can be adapted to a larger-diameter crucible. BRIEF DESCRIPTION OF DRAWINGS
[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.
[0018] Figure 1 Fig. 1 is a structural schematic diagram of the present application;
[0019] Figure 2 Fig. 2 is a schematic diagram of the internal structure of the furnace building hammer head assembly;
[0020] Figure 3Structure schematic diagram for installing the cylinder sleeve and the rod sleeve together;
[0021] Figure 4 Structure schematic diagram for the cylinder sleeve;
[0022] Figure 5 Structure schematic diagram for the rod sleeve;
[0023] Figure 6 Structure schematic diagram for the air supply channel.
[0024] Wherein: 1, the shell; 2, the cylinder sleeve; 3, the air push telescopic rod; 4, the piston hammer head; 5, the rod body; 6, the rod sleeve; 7, the probe mounting seat; 8, the probe; 9, the sliding groove; 10, the sliding convex rib; 11, the abutting portion; 12, the end cover; 13, the stroke limiting groove; 14, the limiting bolt; 15, the air push channel; 16, the sealing block; 17, the hammer head air pressure chamber; 18, the air inlet channel; 19, the air supply channel. DETAILED DESCRIPTION
[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0026] As Figures 1-6 It is shown in the drawings that the furnace building hammer head assembly comprises a shell 1 with an open end, a cylinder sleeve 2 and an air push telescopic rod 3 sleeved in the shell 1, the cylinder sleeve 2 is slidably installed in the shell 1, a piston hammer head 4 is slidably installed in the cylinder sleeve 2, the air push telescopic rod 3 comprises a rod body 5 and a rod sleeve 6 sleeved together, the rod sleeve 6 is slidably installed on the cylinder sleeve 2, the cylinder sleeve 2 is detachably provided with a probe mounting seat 7 at the extending end, the probe mounting seat 7 abuts against the rod sleeve 6, and the probe mounting seat 7 is provided with a probe 8.
[0027] As Figures 3-5 It is shown in the drawings that an axially extending sliding groove 9 is arranged on the outer circumferential surface of the cylinder sleeve 2, an axially extending sliding convex rib 10 is arranged on the outer circumferential surface of the rod sleeve 6, and the sliding groove 9 and the sliding convex rib 10 are installed together.
[0028] The sliding groove 9 is a dovetail groove, and the sliding convex rib 10 is a dovetail convex rib.
[0029] In addition, the probe mounting seat 7 is provided with an abutting portion 11 abutting against the rod sleeve 6.
[0030] Furthermore, the rod body 5 is installed at the end of the shell 1.
[0031] Second, the rear end of the shell 1 bolted end cover 12, the rod body 5 is installed on the end cover 12.
[0032] As Figure 1 The outer peripheral surface of the cylinder sleeve 2 is provided with a stroke limiting groove 13 in the axial direction, and the shell 1 is provided with a limiting bolt 14 threaded, and the stroke limiting groove 13 is matched with the limiting bolt.
[0033] As Figure 6 The rod body 5 is provided with a gas pushing channel 15, and one end of the sleeve body is sealed, and the gas pushing channel 15 is communicated with the total gas source and the sleeve body.
[0034] In the utility model, the total gas source and the rod sleeve 6 are communicated through the gas pushing channel 15, so that the cylinder sleeve 2 is stretched out from the shell 1.
[0035] The cylinder sleeve 2 is provided with a sealing block 16, and the cylinder sleeve 2, the sealing block 16 and the piston hammer head 4 form a hammer head air pressure chamber 17, the piston hammer head 4 is provided with an air inlet channel 18, the air inlet channel 18 is communicated with the hammer head air pressure chamber 17, and the cylinder sleeve 2 is provided with a gas supply channel 19, the gas supply channel 19 is communicated with the air inlet channel 18 and the total gas source respectively.
[0036] In the utility model, the gas source enters the hammer head air pressure chamber 17 through the gas supply channel 19 and the air inlet channel 18, so that the piston hammer head 4 is stretched out from the cylinder sleeve 2.
[0037] In summary, the utility model optimizes the connection mode between the rod sleeve and the cylinder sleeve, avoids the local pressure concentration in the frequent stretching and contraction process of the rod sleeve and the cylinder sleeve, and improves the stability of the furnace building hammer head assembly.
[0038] The above only for the preferred embodiment of the utility model, and does not limit the utility model, 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 furnace building hammer head assembly, comprising a housing having an open end, a cylinder sleeve and a gas push telescopic rod are sleeved in the housing, the cylinder sleeve is slidingly installed in the housing, a piston hammer head is slidingly installed in the cylinder sleeve, characterized in that, The air push telescopic rod comprises a rod body and a rod sleeve sleeved together, the rod sleeve is slidingly installed on the cylinder sleeve, a probe installation seat is detachably installed on the extending end of the cylinder sleeve, the probe installation seat is abutted with the rod sleeve, and a probe is arranged on the probe installation seat.
2. The ramming hammer assembly of claim 1, wherein, An axially extending sliding groove is arranged on the outer circumferential surface of the cylinder sleeve, and an axially extending sliding convex rib is arranged on the outer circumferential surface of the rod sleeve, and the sliding groove and the sliding convex rib are installed together.
3. The ramming hammer assembly of claim 2, wherein, The sliding groove is a dovetail groove, and the sliding convex rib is a dovetail convex rib.
4. The ramming hammer assembly of claim 1, wherein, An abutting part is arranged on the probe installation seat and abuts with the rod sleeve.
5. The ramming hammer assembly of claim 1, wherein, The rod body is installed on the end of the shell.
6. The ramming hammer assembly of claim 5, wherein, A end cover is threadedly installed on the rear end of the shell, and the rod body is installed on the end cover.
7. The ramming hammer assembly of claim 1, wherein, An axial stroke limiting groove is arranged on the outer circumferential surface of the cylinder sleeve, a limiting bolt is threadedly installed on the shell, and the stroke limiting groove is matched with the limiting bolt.