CN213899953U - Pneumatic element with good sealing performance - Google Patents
Pneumatic element with good sealing performance Download PDFInfo
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- CN213899953U CN213899953U CN202023171323.7U CN202023171323U CN213899953U CN 213899953 U CN213899953 U CN 213899953U CN 202023171323 U CN202023171323 U CN 202023171323U CN 213899953 U CN213899953 U CN 213899953U
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- feeding frame
- step surface
- flashboard
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Abstract
The utility model relates to the technical field of gate valves, in particular to a pneumatic element with good sealing performance, which comprises a feeding frame, wherein the feeding frame is of a rectangular structure, the bottom discharging end of the feeding frame is connected with the feeding end of a roller press, the lower end of the inner wall of the feeding frame is sunken outwards to form a step surface, and one side of the step surface is provided with an opening; the sealing air bag is arranged on the step surface of the feeding frame; the first pneumatic device is arranged on the outer wall of the feeding frame and is connected with the sealing air bag; the flashboard penetrates through an opening in the side wall of the step surface and is connected with the two sides of the step surface in a sliding mode, and the upper end of the flashboard is provided with a butt joint groove in a shape matched with that of the sealing air bag; the second pneumatic device is fixedly connected with the feeding frame, and an output shaft of the second pneumatic device is connected with the flashboard; the guide assemblies are arranged on the two sides of the flashboard and the side wall of the step surface; the whole leakproofness of this scheme is good, and degree of automation and space utilization obtain effectively improving.
Description
Technical Field
The utility model relates to a gate valve technical field specifically relates to a pneumatic element that leakproofness is good.
Background
The roll squeezer, also known as an extrusion mill and a roll mill, is novel energy-saving cement grinding equipment developed in the middle of the international 80 s, has a function of replacing a ball mill pre-grinding system with high energy consumption and low efficiency, reduces steel consumption and noise, is suitable for new factory construction, can also be used for technical transformation of old factories, and a pneumatic valve of the roll squeezer is a valve which is arranged above a feeding device of the roll squeezer and controls feeding and material breaking;
however, when the flashboard of the traditional feeding pneumatic valve of the roller press is closed, the flashboard is often blocked by materials, so that the sealing performance is not enough, and the operation and the running of equipment are influenced, so that the feeding pneumatic valve of the roller press with strong sealing performance is urgently needed to solve the problems.
Chinese patent CN201921678471.2 discloses a feeding pneumatic valve of a roller press with strong sealing performance, which comprises a feeding frame, a first valve plate penetrates through one side of the feeding frame, a second valve plate penetrates through the other side of the feeding frame, one end of the first valve plate is provided with a first chute, two sides of one end of the inner wall of the first chute are respectively welded with a first compression spring, one end of each of the two first compression springs is respectively welded on two sides of one end of the first movable plate, one end of the first valve plate is welded with a fixed plate, the utility model has scientific and reasonable structure and safe and convenient use, when the first valve plate and the second valve plate are closed, the fixed plate is propped against the second movable plate to compress the second compression spring, thereby the fixing plate is slowly inserted into the second chute to realize the seamless butt joint of the first valve plate and the second valve plate, therefore, the feed inlet can be completely sealed when the material is cut off, and the abnormal operation and operation of equipment caused by insufficient material cutting sealing is effectively prevented; however, the sealing performance of the two sides of the gate plate in the moving direction is poor, the length of the gate plate is too long in the opening state, the space utilization rate is low, and a large working space needs to be provided.
SUMMERY OF THE UTILITY MODEL
First, technical problem to be solved
The utility model discloses an above-mentioned defect to prior art exists, the good pneumatic element of leakproofness is proposed in particular, and the leakproofness of flashboard direction of motion's both sides has been solved to this technical scheme is relatively poor, and length overlength under the state of opening, and space utilization is low, needs provide great working space's problem.
Second, technical scheme
In order to solve the technical problem, the utility model provides a pneumatic element with good sealing performance, which comprises a pneumatic element,
the feeding frame is of a rectangular structure, the discharging end at the bottom of the feeding frame is connected with the feeding end of the roller press, the lower end of the inner wall of the feeding frame is recessed outwards to form a step surface, and an opening is formed in one side of the step surface;
the sealing air bag is arranged on the step surface of the feeding frame, and the working direction of the sealing air bag is vertically arranged downwards;
the first pneumatic device is arranged on the outer wall of the feeding frame and is connected with the sealing air bag, and the first pneumatic device is used for controlling the contraction or expansion of the sealing air bag;
the gate plate penetrates through an opening in the side wall of the step surface and is connected with the two sides of the step surface in a sliding mode, a butt joint groove which is matched with the sealing air bag in shape is formed in the upper end of the gate plate, the gate plate is used for controlling the feeding frame to be opened and closed, and the butt joint groove is used for being matched with the sealing air bag to improve air tightness;
the second pneumatic device is fixedly connected with the feeding frame, an output shaft of the second pneumatic device is connected with the flashboard, and the second pneumatic device is used for controlling the opening and closing of the first pneumatic device;
the guide assembly is installed on the lateral wall of flashboard both sides and step face, and the guide assembly is used for improving the stability of flashboard switching in order to further improve sealed effect.
Preferably, the sealed envelope is provided with,
the mounting frame is mounted at the joint of the sealing airbag and the step surface, the mounting frame is integrally connected with the sealing airbag, the mounting frame is in threaded connection with the step surface, and the mounting frame is used for mounting the sealing airbag on the step surface of the feeding frame;
the air inlet pipe, mounting bracket one end and the inside intercommunication of air-tight bag, the mounting bracket other end passes the mounting bracket and extends to the outside of feeding frame and is connected with first pneumatic means.
Preferably, the flashboard still is equipped with the butt board, and the butt board is installed in the flashboard and is kept away from the one end of feeding frame direction, and under the flashboard closed condition, the butt board butt is in the outside of mounting bracket.
Preferably, the second pneumatic means comprises,
the push plates are provided with a pair of push plates which are symmetrically arranged on two sides of one end of the flashboard far away from the feeding frame;
the supporting plates are provided with a pair of supporting plates which are symmetrically arranged at two sides of the feeding frame;
the cylinder, the cylinder is equipped with a pair ofly and installs respectively in a pair of backup pad, the output shaft and the push pedal fixed connection of cylinder, and the cylinder is used for controlling the switching of flashboard.
Preferably, the guide assembly comprises a sliding groove and a sliding block; the sliding grooves and the sliding blocks are of slope structures matched with each other in structure, the sliding grooves are formed in the side wall of the step surface of the feeding frame, the sliding blocks are symmetrically arranged on two sides of the flashboard, and the sliding grooves are connected with the sliding blocks in a sliding mode.
Preferably, one side of the outer side of the mounting frame, which faces the abutting plate of the flashboard, is provided with a contact switch.
Third, beneficial effect
Compared with the prior art, the utility model effectively ensures the sealing performance of the two sides of the flashboard in the movement direction, obviously improves the sealing effect, and particularly forms a complete sealing surface by the clamping of the clip structure of the sealing air bag and the butt joint groove on the flashboard;
the automation degree of the structure is effectively improved by arranging the contact switch, specifically, when the abutting plate of the flashboard abuts against the side wall of the mounting frame, the contact switch is triggered, a signal is generated by the contact switch and sent to the controller, and the controller sends a signal to the first pneumatic device, so that the expansion of the sealing air bag is accurately controlled;
effectively reduced the whole length of structure, improved space utilization, specifically, with the cylinder setting in the both sides of feeding frame, through opening and shutting of the cooperation control flashboard of cylinder and push pedal.
Drawings
Fig. 1 is a perspective view of the shutter plate of the present invention in a closed state;
fig. 2 is a perspective view of the shutter of the present invention in an open state;
FIG. 3 is a top view of FIG. 2;
fig. 4 is a perspective view of the feeding frame of the present invention;
FIG. 5 is a perspective view of the sealing airbag of the present invention;
fig. 6 is a perspective view of the shutter of the present invention;
FIG. 7 is a sectional view taken along line A-A of FIG. 3;
fig. 8 is a sectional view taken along line B-B in fig. 3.
The reference numbers in the figures are:
1-a feed frame; 1 a-step surface;
2-sealing the air bag; 2 a-a mounting frame; 2 b-an air inlet pipe;
3-a first pneumatic device;
4-a gate plate; 4 a-docking slot; 4 b-an abutment plate;
5-a second pneumatic device; 5 a-a push plate; 5 b-a support plate; 5 c-a cylinder;
6-a guide assembly; 6 a-a chute; 6 b-a slide block;
7-contact switch.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Example 1:
as shown in fig. 1 to 3, 4 and 8, the pneumatic element with good sealing performance of the present embodiment includes,
the feeding frame 1 is of a rectangular structure, the discharging end at the bottom of the feeding frame 1 is connected with the feeding end of the roller press, the lower end of the inner wall of the feeding frame 1 is recessed outwards to form a step surface 1a, and an opening is formed in one side of the step surface 1 a;
the sealing air bag 2 is arranged on the step surface 1a of the feeding frame 1, and the working direction of the sealing air bag 2 is vertically downward;
the first pneumatic device 3 is arranged on the outer wall of the feeding frame 1, the first pneumatic device 3 is connected with the sealing airbag 2, and the first pneumatic device 3 is used for controlling the contraction or expansion of the sealing airbag 2;
the gate plate 4 penetrates through an opening in the side wall of the step surface 1a and is in sliding connection with two sides of the step surface 1a, the upper end of the gate plate 4 is provided with a butt joint groove 4a with the shape matched with that of the sealing air bag 2, the gate plate 4 is used for controlling the opening and closing of the feeding frame 1, and the butt joint groove 4a is used for being matched with the sealing air bag 2 to improve air tightness;
the second pneumatic device 5 is fixedly connected with the feeding frame 1, an output shaft of the second pneumatic device 5 is connected with the flashboard 4, and the second pneumatic device 5 is used for controlling the opening and closing of the first pneumatic device 3;
and guide assemblies 6, wherein the guide assemblies 6 are arranged on two sides of the flashboard 4 and the side wall of the step surface 1a, and the guide assemblies 6 are used for improving the opening and closing stability of the flashboard 4 so as to further improve the sealing effect.
The first pneumatic device 3 and the second pneumatic device 5 are both electrically connected with the controller, and the first pneumatic device 3 is an air pump. When the gate 4 is opened, the surface enclosed by the sealing air bag 2 falls into the feeding end of the roller press. When the passage needs to be cut off, the controller sends a signal to the second pneumatic device 5, the second pneumatic device 5 receives the signal and then drives the gate plate 4 to slide on the feeding frame 1 through the guide assembly 6 until the front end part of the second pneumatic device 5 in the moving direction abuts against the inner wall of the feeding frame 1, and at the moment, the working end of the sealing air bag 2 is opposite to the butt joint groove 4a on the gate plate 4. The controller sends a signal to the first pneumatic device 3, and the first pneumatic device 3 inflates the sealing airbag 2 after receiving the signal, so that the working end of the sealing airbag expands in the butt joint groove 4a of the flashboard 4, a completely sealed surface is formed between the working end of the sealing airbag and the upper end of the flashboard 4, and the material is cut off at the upper end of the plane. When the flashboard 4 needs to be opened, the controller sends a signal to the first pneumatic device 3, and the first pneumatic device 3 receives the signal and then draws away the air in the sealing air bag 2, so that the clamping effect of the sealing air bag 2 on the butting groove 4a on the flashboard 4 is relieved. The controller sends a signal to the second pneumatic device 5, and the second pneumatic device 5 opens the shutter 4 after receiving the signal. The sealing air bag 2 is installed on the end face of the step face 1a downwards, so that materials can be prevented from being blocked by the internal structure of the feeding frame 1, and the passing of the materials can be effectively guaranteed.
As shown in fig. 5 and 7, the air-tight bag 2 is provided with,
the mounting frame 2a is mounted at the joint of the sealing airbag 2 and the step surface 1a, the mounting frame 2a is integrally connected with the sealing airbag 2, the mounting frame 2a is in threaded connection with the step surface 1a, and the mounting frame 2a is used for mounting the sealing airbag 2 on the step surface 1a of the feeding frame 1;
the air inlet pipe 2b, mounting bracket 2a one end and the inside intercommunication of sealed gasbag 2, the mounting bracket 2a other end passes mounting bracket 2a and extends to the outside of feeding frame 1 and is connected with first pneumatic means 3.
The first pneumatic device 3 controls the contraction or expansion of the airbag 2 through the intake pipe 2 b. Can conveniently change sealed gasbag 2 is whole through mounting bracket 2a, avoid long-term use back sealed gasbag 2 condition such as ageing influence sealed effect of material.
As shown in fig. 2 and 6, the shutter 4 is further provided with an abutting plate 4b, the abutting plate 4b is mounted at one end of the shutter 4 in the direction away from the feeding frame 1, and the abutting plate 4b abuts against the outer side of the mounting frame 2a in the closing state of the shutter 4.
Further improve flashboard 4 and sealed gasbag 2 complex precision through setting up butt joint board 4b, ensure that sealed gasbag 2 working end aligns butt joint groove 4a on flashboard 4 under the flashboard 4 closed condition.
As shown in fig. 3 and 6, the second pneumatic means 5 comprise,
the push plates 5a are provided with a pair of push plates 5a, and the push plates 5a are symmetrically arranged on two sides of one end of the flashboard 4 away from the feeding frame 1;
the supporting plates 5b are provided with a pair of supporting plates 5b which are symmetrically arranged on two sides of the feeding frame 1;
the air cylinder 5c is provided with a pair of air cylinders 5c and is respectively arranged on the pair of supporting plates 5b, the output shaft of the air cylinder 5c is fixedly connected with the push plate 5a, and the air cylinder 5c is used for controlling the opening and closing of the flashboard 4.
The cylinder 5c is a cylinder electrically connected to the controller. The controller sends a signal to the air cylinder 5c, the air cylinder 5c receives the signal and then takes the supporting plate 5b as a support, and the push plate 5a controls the shutter plate 4 to slide on the feeding frame 1 so as to switch the opening and closing states. The overall length of the structure is effectively reduced by arranging the air cylinders 5c on the two sides of the feeding frame 1, and the space utilization rate is greatly improved.
Example 2:
compared with embodiment 1, as shown in fig. 7 and 8, in this embodiment, the guide assembly 6 includes a sliding groove 6a and a sliding block 6 b; the sliding chute 6a and the sliding block 6b are slope structures with mutually matched structures, the sliding chute 6a is arranged on the side wall of the step surface 1a of the feeding frame 1, the sliding blocks 6b are symmetrically arranged on two sides of the flashboard 4, and the sliding chute 6a is in sliding connection with the sliding block 6 b.
The structure of the sliding groove 6a and the sliding block 6b can effectively prevent the materials from being reserved in the sliding groove 6a, so that the cleanliness of the interior of the structure is guaranteed, the sliding can be prevented from being blocked, and the stability of the structure is improved.
As shown in fig. 2 and 8, a contact switch 7 is provided on the outer side of the mounting frame 2a toward the side of the abutting plate 4b of the shutter 4.
The contact switch 7 is electrically connected to the controller. When the abutting plate 4b of the flashboard 4 abuts against the side wall of the mounting frame 2a, the contact switch 7 is triggered, a signal is generated by the contact switch 7 and sent to the controller, and the controller sends a signal to the first pneumatic device 3, so that the expansion of the sealing air bag 2 is accurately controlled, and the automation degree of the structure is improved.
In the embodiment, when the gate plate 4 is opened, the surface surrounded by the sealing air bag 2 falls into the feeding end of the roller press; when the passage needs to be cut off, the controller sends a signal to the second pneumatic device 5, the second pneumatic device 5 receives the signal and then drives the gate plate 4 to slide on the feeding frame 1 through the guide assembly 6 until the front end part of the second pneumatic device 5 in the moving direction abuts against the inner wall of the feeding frame 1, and at the moment, the working end of the sealing air bag 2 is opposite to the butt joint groove 4a on the gate plate 4.
The controller sends a signal to the first pneumatic device 3, and the first pneumatic device 3 inflates the sealing airbag 2 after receiving the signal, so that the working end of the sealing airbag expands in the butt joint groove 4a of the flashboard 4, a completely sealed surface is formed between the working end of the sealing airbag and the upper end of the flashboard 4, and the material is cut off at the upper end of the plane.
When the flashboard 4 needs to be opened, the controller sends a signal to the first pneumatic device 3, and the first pneumatic device 3 receives the signal and then draws away the air in the sealing air bag 2, so that the clamping effect of the sealing air bag 2 on the butting groove 4a on the flashboard 4 is relieved.
The controller sends a signal to the second pneumatic device 5, and the second pneumatic device 5 opens the shutter 4 after receiving the signal. The sealing air bag 2 is installed on the end face of the step face 1a downwards, so that materials can be prevented from being blocked by the internal structure of the feeding frame 1, and the passing of the materials can be effectively guaranteed.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A pneumatic element with good sealing performance is characterized by comprising,
the feeding frame (1) is of a rectangular structure, the discharging end at the bottom of the feeding frame (1) is connected with the feeding end of the roller press, the lower end of the inner wall of the feeding frame (1) is recessed outwards to form a step surface (1a), and an opening is formed in one side of the step surface (1 a);
the sealing air bag (2) is arranged on the step surface (1a) of the feeding frame (1), and the working direction of the sealing air bag (2) is vertically downward;
the first pneumatic device (3), the first pneumatic device (3) is installed on the outer wall of the feeding frame (1), the first pneumatic device (3) and the sealing air bag (2) are connected with each other, and the first pneumatic device (3) is used for controlling contraction or expansion of the sealing air bag (2);
the gate plate (4) penetrates through an opening in the side wall of the step surface (1a) and is in sliding connection with two sides of the step surface (1a), a butt joint groove (4a) with the shape matched with that of the sealing air bag (2) is formed in the upper end of the gate plate (4), the gate plate (4) is used for controlling the opening and closing of the feeding frame (1), and the butt joint groove (4a) is used for being matched with the sealing air bag (2) to improve air tightness;
the second pneumatic device (5), the second pneumatic device (5) is fixedly connected with the feeding frame (1), an output shaft of the second pneumatic device (5) is connected with the flashboard (4), and the second pneumatic device (5) is used for controlling the opening and closing of the first pneumatic device (3);
the guide assembly (6), guide assembly (6) are installed on the lateral wall of flashboard (4) both sides and step face (1a), and guide assembly (6) are used for improving the stability of flashboard (4) switching in order to further improve sealed effect.
2. A pneumatic element with good sealing performance according to claim 1, wherein the sealing air bag (2) is provided with,
the mounting frame (2a), the mounting frame (2a) is mounted at the joint of the sealing airbag (2) and the step surface (1a), the mounting frame (2a) is integrally connected with the sealing airbag (2), the mounting frame (2a) is in threaded connection with the step surface (1a), and the mounting frame (2a) is used for mounting the sealing airbag (2) on the step surface (1a) of the feeding frame (1);
intake pipe (2b), mounting bracket (2a) one end and sealed gasbag (2) inside intercommunication, mounting bracket (2a) other end passes mounting bracket (2a) and extends to the outside and the first pneumatic means (3) of feeding frame (1) and be connected.
3. A pneumatic element with good sealing performance according to claim 2, wherein the shutter plate (4) is further provided with an abutting plate (4b), the abutting plate (4b) is installed at one end of the shutter plate (4) far away from the direction of the feeding frame (1), and the abutting plate (4b) abuts against the outer side of the mounting frame (2a) in the closing state of the shutter plate (4).
4. A pneumatic element with good sealing performance according to claim 1, wherein the second pneumatic device (5) comprises,
the push plates (5a), the push plates (5a) are provided with a pair of push plates and symmetrically arranged on two sides of one end of the flashboard (4) far away from the feeding frame (1);
the supporting plates (5b), the pair of supporting plates (5b) are symmetrically arranged on two sides of the feeding frame (1);
the air cylinder (5c), the air cylinder (5c) is equipped with a pair and installs respectively on a pair of backup pad (5b), and the output shaft and the push pedal (5a) fixed connection of air cylinder (5c), and air cylinder (5c) are used for controlling the switching of flashboard (4).
5. A pneumatic element with good sealing performance according to claim 1, wherein the guide assembly (6) comprises a sliding groove (6a) and a sliding block (6 b); the sliding chute (6a) and the sliding block (6b) are of slope structures with mutually matched structures, the sliding chute (6a) is arranged on the side wall of the step surface (1a) of the feeding frame (1), the sliding block (6b) is symmetrically arranged on two sides of the flashboard (4), and the sliding chute (6a) is in sliding connection with the sliding block (6 b).
6. A pneumatic element with good sealing performance according to claim 3, wherein the side of the outer side of the mounting frame (2a) facing the abutting plate (4b) of the shutter plate (4) is provided with a contact switch (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023171323.7U CN213899953U (en) | 2020-12-24 | 2020-12-24 | Pneumatic element with good sealing performance |
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| CN202023171323.7U CN213899953U (en) | 2020-12-24 | 2020-12-24 | Pneumatic element with good sealing performance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321416A (en) * | 2021-12-30 | 2022-04-12 | 江苏汉唐环保科技有限公司 | Double-layer door-blocking plate with high sealing performance |
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2020
- 2020-12-24 CN CN202023171323.7U patent/CN213899953U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321416A (en) * | 2021-12-30 | 2022-04-12 | 江苏汉唐环保科技有限公司 | Double-layer door-blocking plate with high sealing performance |
| CN114321416B (en) * | 2021-12-30 | 2023-09-01 | 江苏汉唐环保科技有限公司 | Double-layer door stop plate with high sealing performance |
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