CN208074169U - A kind of glue pot shaft sealer - Google Patents

Abstract

The utility model discloses a kind of glue pot shaft sealers, belong to sealing device technical field, including rotation axis and sealing base, the sealing base is arranged on the rotating shaft, it further include spring type mechanical sealing part, have a smooth section, the upper end of the sealing base and the smooth intersegmental formation accommodating cavity of rotation axis, the accommodating cavity inner bottom wall smooth on the rotation axis outer wall；The spring type mechanical sealing part is set in rotation axis smooth section, and lower end pushes against accommodating cavity inner bottom wall, the utility model has the advantage of, reduce the abrasion to sealing element in rotation process, improve sealing effect, improve colloidal sol quality, extends seal durability.

Description

A kind of glue pot shaft sealer

Technical field

The utility model belongs to sealing device technical field, and in particular to a kind of glue pot shaft sealer.

Background technology

Sealing between glue pot mixing paddle axle position and tank body is usually：It is arranged sealing base on the rotating shaft, seals base It is formed with accommodating cavity between seat upper end and axis, has multi-turn screw thread in the inner bottom wall of the accommodating cavity, the rotation axis outer wall at accommodating cavity For frosted section, the interior setting mechanical seal pad of accommodating cavity is sealed.In actual production, mechanical seal pad is easily worn, and is turned simultaneously Also inconsistent to the abrasion of each circle screw thread in moving axis operation process, these can all lead to gas leakage so that vacuum degree is not up to when colloidal sol To require, aerosol time control it is inaccurate, a variety of harmful effects are caused to colloidal sol quality, such as：Aerosol time extends, and directly affects glue The viscosity and jelly power index of liquid；It is gel solubilizing impermeable, there is bubble phenomenon, and then influence the presentation quality of product；Influence colloidal sol The duration of process production；And sealing element is frequently replaced, also increase the labor intensity of mechanician and the operation cost of enterprise.

Utility model content

The technical problem to be solved by the utility model is to：Conventional sol tank shaft sealer is easy to wear to be caused to leak out, And then influence colloidal sol quality.

The utility model solves above-mentioned technical problem using following technical scheme：

A kind of glue pot shaft sealer, including rotation axis and sealing base, the sealing base are arranged on the rotating shaft, Further include spring type mechanical sealing part, there is a smooth section, the upper end of the sealing base and rotation on the rotation axis outer wall The smooth intersegmental formation accommodating cavity of axis, the accommodating cavity inner bottom wall are smooth；The spring type mechanical sealing part is set in rotation axis light In sliding section, lower end pushes against accommodating cavity inner bottom wall.

Preferably, a kind of glue pot shaft sealer described in the utility model, the spring type mechanical sealing part include Stationary ring lid, stationary ring, rotating ring, pushing pad and the spring base being sequentially sleeved in rotation axis, the stationary ring are fixed in stationary ring lid, stationary ring The mounting groove of arc concave shape is accordingly equipped on the lid end face opposite with stationary ring, the mounting groove is seamlessly transitted with end face, installed The first gasket is equipped in slot, first gasket is equipped with the arc convex to fit with mounting groove；The rotating ring and stationary ring Plane coordinates, and rotating ring is equipped with the second gasket with rotation between centers；Spring is equipped between the pushing pad and spring base；The spring base back of the body End face from spring pushes against accommodating cavity inner bottom wall.

Preferably, the outer edge of a kind of glue pot shaft sealer described in the utility model, the rotating ring and pushing pad is equal It is accordingly equipped with bayonet, spring base includes cylindrical body, and the ontology madial wall is equipped with lug, and the rotating ring is all provided with pushing pad It sets in spring base ontology, and bayonet is matched with lug, rotating ring is rotated with pushing pad with rotation axis, and axial floating.

Preferably, a kind of glue pot shaft sealer described in the utility model, the spring are one, which is arranged On the rotating shaft, one end of spring is connect with spring base ontology inner bottom wall, and the other end pushes against pushing pad.

Preferably, a kind of glue pot shaft sealer described in the utility model, the spring are multiple, the spring base Spring eye corresponding with number of springs is evenly equipped in ontology inner bottom wall, one end of spring is embedded in spring eye, the other end with Pushing pad offsets.

Preferably, a kind of glue pot shaft sealer described in the utility model, the spring type mechanical sealing part outside Bushing is equipped between wall and sealing base.

Preferably, a kind of glue pot shaft sealer described in the utility model, the bushing include the first bushing and the The section of two bushings, first bushing is L-type, and vertical portion and the sealing base of the first bushing are in close contact, the first bushing Horizontal component and spring sealing element outer wall be in close contact, second bushing be located at the first bushing and spring sealing element it Between.

Preferably, a kind of glue pot shaft sealer described in the utility model, the bushing are made of nylon material.

Preferably, a kind of glue pot shaft sealer described in the utility model, the height of the spring type mechanical sealing part Depth of the degree less than accommodating cavity.

Preferably, a kind of glue pot shaft sealer described in the utility model, the height of the spring type mechanical sealing part Degree is the 2/3 of accommodating cavity depth.

The utility model technology advantageous effect：

Accommodating cavity wall is designed to shiny surface by technical solutions of the utility model, using spring type mechanical sealing part and is somebody's turn to do Accommodating cavity coordinates, and reduces rotation axis in rotation process to the abrasion of sealing element, is effectively improved sealing effect, improves colloidal sol matter Amount；

The setting of first gasket and the second gasket further increases the sealing effect of spring type mechanical sealing part；

The gap between spring type mechanical sealing part and sealing base is filled by the way that bushing is arranged, installation dimension is reduced and wants It asks, effectively improves versatility.

Description of the drawings

Fig. 1 is a kind of structural schematic diagram of glue pot shaft sealer described in the utility model first embodiment；

Fig. 2 is the vertical view of the spring base in first embodiment；

Fig. 3 is the structural schematic diagram of pushing pad in first embodiment；

Fig. 4 is a kind of structural schematic diagram of glue pot shaft sealer described in the utility model second embodiment；

Fig. 5 is the spring base vertical view in second embodiment.

Specific implementation mode

For ease of those skilled in the art understand that technical solutions of the utility model, new to this practicality in conjunction with Figure of description Type technical solution is described further.

As shown in Figure 1, for a kind of glue pot shaft sealer described in the utility model first embodiment, including rotation axis 1, There is on 1 outer wall of the rotation axis smooth section, the sealing base 2 to be arranged for sealing base 2 and spring type mechanical sealing part 3 In rotation axis 1, and the upper end of sealing base 2 and the smooth intersegmental formation accommodating cavity 4 of rotation axis 1,4 inner bottom wall light of the accommodating cavity It is sliding；The spring type mechanical sealing part 3 is set in 1 smooth section of rotation axis, and lower end pushes against 4 inner bottom wall of accommodating cavity.The spring The height of formula mechanical sealing member 3 be less than accommodating cavity 4 depth, and preferably 4 depth of accommodating cavity 2/3.

Conventional sol tank rotation axis is polished smooth, and smooth intersegmental using the sealing base 2 and rotation axis 1 of inner wall smooth Forming accommodating cavity 4 so that spring type mechanical sealing part 3 can use, and be sealed in this manner to glue pot rotation axis, Reduce the abrasion in rotation process, be effectively improved sealing effect, improves colloidal sol quality.

The spring type mechanical sealing part 3 used in the present embodiment includes being sequentially sleeved at stationary ring lid 31 in rotation axis 1, quiet Ring 32, rotating ring 33, pushing pad 34 and spring base 35, the stationary ring 32 are fixed in stationary ring lid 31, and stationary ring lid 31 is opposite with stationary ring 32 End face on be accordingly equipped with the mounting groove of arc concave shape, and the mounting groove is connect with end face arc, is seamlessly transitted, the installation The first gasket 36 is equipped in slot, first gasket 36 is equipped with the arc convex to fit with mounting groove；The rotating ring 33 Coordinate with 32 plane of stationary ring, the second gasket 37 is equipped between rotating ring 33 and rotation axis 1；It is equipped between the pushing pad 34 and spring base 35 One spring 38, the spring 38 are set in rotation axis 1；The spring base 35 is pushed against away from the end face of spring 38 in accommodating cavity 4 Bottom wall.The setting of first gasket 36 and the second gasket 37 further increases sealing effect and sealing stability, and installs Slot is connect with end face arc, avoids pressure that the first gasket 36 is caused to damage.

Refering to fig. 1-3, the rotating ring 33 and the outer edge of pushing pad 34 are accordingly equipped with bayonet 39, and spring base 35 includes cylinder Shape ontology 351,351 madial wall of the ontology are equipped with lug 352, and the rotating ring 33 is arranged at spring base ontology with pushing pad 34 In 351, and bayonet 39 is matched with lug 352, and rotating ring 33 is rotated with pushing pad 34 with rotation axis, and axial floating；The spring 38 one end is connect with 351 inner bottom wall of ontology of spring base 35, and the other end pushes against pushing pad 34.Pass through bayonet 39 and lug 352 Cooperation so that spring 38 drives 33 axial floating of rotating ring by pushing pad 34, improves the uniformity of compensation elastic force.

In practical manufacturing process, tends not to match between the size and sealing base 2 of spring type mechanical sealing part 3, be This is additionally provided with nylon bush 5 between 3 lateral wall of spring type mechanical sealing part and sealing base 2, the lining, 5 include the first bushing 51 and second bushing 52, the section of first bushing 51 is L-type, and the vertical portion and sealing base 2 of the first bushing 51 are close Contact, horizontal component and 3 outer wall of spring sealing element of the first bushing 51 are in close contact, and second bushing 52 is located at the first lining Between set 51 and spring sealing element 3.

It is that difference lies in institutes for the utility model second embodiment, the present embodiment and first embodiment refering to Fig. 4 and Fig. 5 It is multiple to state spring 38, is evenly equipped with spring eye 353 identical with 38 quantity of spring in 35 inner bottom wall of spring base, in 38 one end of spring In spring eye 353, the other end offsets with pushing pad 34；It is distributed on around rotation axis 1 using multiple springs 38 so that spring 38 Without dynamic with shaft rotation, raising transmission stability.The other structures of the present embodiment are identical with the first embodiment, and details are not described herein again.

Technical solutions of the utility model are exemplarily described utility model above in conjunction with attached drawing, it is clear that this practicality Novel specific implementation is not subject to the restrictions described above, as long as using the methodology and technical solution progress of the utility model Various unsubstantialities improve, or it is not improved the design of utility model and technical solution are directly applied into other occasions, It both is within the protection scope of the present invention.

Claims (10)

1. a kind of glue pot shaft sealer, including rotation axis and sealing base, the sealing base is arranged on the rotating shaft, also Including spring type mechanical sealing part, which is characterized in that on the rotation axis outer wall have a smooth section, the sealing base it is upper End and the smooth intersegmental formation accommodating cavity of rotation axis, the accommodating cavity inner bottom wall are smooth；The spring type mechanical sealing part is set in In rotation axis smooth section, lower end pushes against accommodating cavity inner bottom wall.

2. a kind of glue pot shaft sealer according to claim 1, which is characterized in that the spring type mechanical sealing part Including stationary ring lid, stationary ring, rotating ring, pushing pad and the spring base being sequentially sleeved in rotation axis, the stationary ring is fixed in stationary ring lid, The mounting groove of arc concave shape is accordingly equipped on the stationary ring lid end face opposite with stationary ring, the mounting groove is seamlessly transitted with end face, The first gasket is equipped in mounting groove, first gasket is equipped with the arc convex to fit with mounting groove；The rotating ring with Stationary ring plane coordinates, and rotating ring is equipped with the second gasket with rotation between centers；Spring is equipped between the pushing pad and spring base；The spring Seat pushes against accommodating cavity inner bottom wall away from the end face of spring.

3. a kind of glue pot shaft sealer according to claim 2, which is characterized in that the outside of the rotating ring and pushing pad Edge accordingly be equipped with bayonet, the spring base includes cylindrical body, the ontology madial wall be equipped with lug, the rotating ring with Pushing pad is arranged in spring base ontology, and bayonet is matched with lug.

4. a kind of glue pot shaft sealer according to claim 3, which is characterized in that the spring is one, the bullet Spring is arranged on the rotating shaft, and one end of spring is connect with spring base ontology inner bottom wall, and the other end pushes against pushing pad.

5. a kind of glue pot shaft sealer according to claim 3, which is characterized in that the spring be it is multiple, it is described Spring eye corresponding with number of springs is evenly equipped in spring base ontology inner bottom wall, one end of spring is embedded in spring eye, separately One end offsets with pushing pad.

6. according to a kind of glue pot shaft sealer of claim 1-5 any one of them, which is characterized in that the spring machine Bushing is equipped between tool sealing element lateral wall and sealing base.

7. a kind of glue pot shaft sealer according to claim 6, which is characterized in that the bushing includes the first bushing Section with the second bushing, first bushing is L-type, and vertical portion and the sealing base of the first bushing are in close contact, first The horizontal component of bushing is in close contact with spring sealing element outer wall, and second bushing is located at the first bushing and is sealed with spring Between part.

8. a kind of glue pot shaft sealer according to claim 7, which is characterized in that the bushing uses nylon material It is made.

9. a kind of glue pot shaft sealer according to claim 1, which is characterized in that the spring type mechanical sealing part Height be less than accommodating cavity depth.

10. a kind of glue pot shaft sealer according to claim 8, which is characterized in that the spring type mechanical sealing The height of part is the 2/3 of accommodating cavity depth.