CN211145399U

CN211145399U - Heating and ventilation control valve

Info

Publication number: CN211145399U
Application number: CN201922289672.XU
Authority: CN
Inventors: 符春花
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-07-31
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a heating and ventilation control valve, which belongs to the technical field of valves and comprises a control valve main body, wherein the control valve main body mainly comprises a main valve body, an auxiliary valve body and a valve seat, the left end of the main valve body is in threaded connection with the right end of the auxiliary valve body, the right end of the main valve body and the left end of the auxiliary valve body are respectively provided with an outlet pipe and an inlet pipe, the outer surfaces of the inlet pipe and the outlet pipe are respectively and fixedly connected with a fixing ring a, and the outer surfaces of the right end of the main valve body and the left end of the auxiliary valve body are respectively and; through the main valve body and the vice valve body that set up threaded connection, the filter screen, spacing inserted block and solid fixed ring c, utilize solid fixed ring c of screw thread interlock cooperation and bolt to make to be connected stably between the main valve body and the vice valve body, the setting that utilizes the filter screen can carry out effective filtration to the medium, and the filter effect is good, and the later stage of being convenient for is to the dismantlement clearance of filter screen, utilizes setting up of spacing inserted block to make the filter screen place stable difficult not hard up simple structure simultaneously.

Description

Heating and ventilation control valve

Technical Field

The utility model belongs to the technical field of the valve, concretely relates to warm logical control valve.

Background

The heating and ventilation control valve is generally connected by an electric actuating mechanism and a valve body, the heating and ventilation control valve is installed and debugged to be a heating and ventilation control valve, the valve uses electric energy as power to switch on the electric actuating mechanism to drive the valve, opening and closing and adjusting actions of the valve are achieved, opening and closing or adjusting of a pipeline medium are achieved, and the heating and ventilation control valve has reversing and locking functions.

The existing heating and ventilation control valve is incomplete in function and lacks of a filtering function of a medium, and meanwhile, a valve plate is abraded due to long-time impact when the heating and ventilation control valve is used for a long time, so that the sealing performance is poor when the heating and ventilation control valve is locked.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a warm control valve that leads to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a heating and ventilation control valve comprises a control valve main body, wherein the control valve main body mainly comprises a main valve body, an auxiliary valve body and a valve seat, the left end of the main valve body is in threaded connection with the right end of the auxiliary valve body, the right end of the main valve body and the left end of the auxiliary valve body are respectively provided with an inlet pipe and an outlet pipe, the outer surfaces of the inlet pipe and the outlet pipe are respectively and fixedly connected with a fixing ring a, the outer surface of the right end of the main valve body and the outer surface of the left end of the auxiliary valve body are respectively and fixedly connected with a fixing ring b, a threaded hole a is formed in the fixing ring a, the inner side wall of the threaded hole a is in threaded connection with a bolt, the bolt penetrates through the threaded hole a and is connected with the inner side wall of the threaded hole b, the threaded hole b is formed in, and the outer surfaces of the two rotating shafts are respectively sleeved with a bearing, and the two bearings are symmetrically clamped on the upper surface of the inner side wall of the valve seat and the upper surface of a sealing partition plate, the sealing partition plate is fixedly arranged on the inner side wall of the valve seat, the rotating shaft on the valve seat is fixedly connected with an output shaft of a driving motor, the driving motor is electrically connected with an external power supply, the driving motor is fixedly arranged on the inner side wall of an installation shell, the installation shell is fixedly arranged on the upper surface of the valve seat, the outer surface of a screw is in threaded connection with a threaded cap, the threaded cap is clamped on the lower surface of a movable plate, the lower surface of the movable plate is fixedly connected with the top end of a sliding rod a, the bottom end of the sliding rod a penetrates through a sealing sliding sleeve a clamped on the sealing partition plate to extend to the lower part of the, the equal fixed mounting in the left and right sides of sealed bulkhead lower surface has the spring, the bottom of spring and the last fixed surface of limiting plate are connected, the lower surface laminating of limiting plate and the upper surface of mounting panel, the lower surface of limiting plate still fixed mounting has slide bar b, the sealed sliding sleeve b that mounting panel lower surface joint was passed to slide bar b's bottom extends to the mounting panel below and is connected with the last fixed surface of reinforcing plate.

By adopting the scheme, the main valve body and the auxiliary valve body which are connected by the threads, the filter screen, the limiting insert block and the fixing ring c are arranged, the connection between the main valve body and the auxiliary valve body is stable by utilizing the thread snap-fit fixing ring c and the bolt, the medium can be effectively filtered by utilizing the arrangement of the filter screen, the filtering effect is good, the filter screen is convenient to disassemble and clean at the later stage, meanwhile, the filter screen is stably placed and is not easy to loose by utilizing the arrangement of the limiting insert block, the structure is simple, the spring, the limiting plate, the sliding block a, the sliding rod b and the reinforcing plate are arranged, the limiting plate can be driven to synchronously move downwards when the valve plate moves downwards by utilizing the elastic acting force of the spring, and then the reinforcing plate is driven to move downwards by the sliding rod b, thereby, the double-closing effect can be achieved by utilizing the two reinforcing plates to match, and functional diversity is improved.

As a preferred embodiment, an internal thread is formed in the inner side wall of the left end of the main valve body, an external thread is formed in the outer surface of the right end of the auxiliary valve body, the main valve body and the auxiliary valve body are fixedly connected through the external thread and the internal thread, a fixing ring c is fixedly connected to the outer surface of the left end of the main valve body, a threaded hole c is formed in the fixing ring c, and a bolt on the inlet pipe penetrates through the inner side wall of the threaded hole a and the threaded hole b and is connected to the threaded hole c in a.

Adopt above-mentioned scheme, through setting up the external screw thread and the internal thread is connected the main valve body and vice valve body, utilize the screw thread snap-in force to make and connect stably between the main valve body and the vice valve body, utilize the bolt to pass solid fixed ring c and further strengthen fixedly to it simultaneously, fixed stable and effectual, the later stage of being convenient for simultaneously is dismantled the clearance and is changed the filter screen.

As a preferred embodiment, the outer surface of the filter screen is in an annular array and is provided with four limiting insertion blocks, the inner side wall of the auxiliary valve body is in an annular array and is provided with four limiting insertion slots, and the limiting insertion blocks are slidably connected with the inner side wall of the limiting insertion slots.

Adopt above-mentioned scheme, use through setting up spacing inserted block and spacing slot cooperation, and then can carry on spacingly to the filter screen for the installation of filter screen is fixed more stably and should not rock.

As a preferred embodiment, the number of springs and limiting plates is four, a side fixed mounting of limiting plate has slider a, slider a sliding connection is at spout an's inside wall, and spout an sets up the inside wall at the disk seat.

By adopting the scheme, the limiting plate is limited by the slide block a, so that the limiting plate a can not shake during up-and-down movement and has good stability.

As a preferred embodiment, the front surface and the back surface of the reinforcing plate and the front surface and the back surface of the valve plate are fixedly provided with a sliding block b, the sliding block b is slidably connected to the inner side wall of the sliding groove b, and the sliding groove b is arranged on the inner side wall of the main valve body.

Adopt above-mentioned scheme, through setting up slider b, utilize slider b and spout b can carry on spacingly to valve plate and reinforcing plate for valve plate and reinforcing plate up-and-down motion can not rock and more stable, and is better to the airtight effect of the main valve body.

Compared with the prior art, the beneficial effects of the utility model are that:

the heating and ventilation control valve has the advantages that the main valve body and the auxiliary valve body are connected through the arrangement of the main valve body and the auxiliary valve body which are connected through threads, the filter screen, the limiting insert block and the fixing ring c, the main valve body and the auxiliary valve body are stably connected through the thread engagement force matching with the fixing ring c and the bolt, media can be effectively filtered through the arrangement of the filter screen, the filtering effect is good, the filter screen can be conveniently detached and cleaned in the later period, meanwhile, the filter screen is placed stably and is not easy to loosen due to the arrangement of the limiting insert block;

this warm logical control valve is through setting up the spring, the limiting plate, slider an, slide bar b and reinforcing plate, and the elastic force who utilizes the spring makes the valve plate downstream can drive the synchronous downstream of limiting plate, and then drives the reinforcing plate downstream through slide bar b to can utilize two reinforcing plates cooperation valve plates to reach a dual closed effect, effectively promote shutting stability, the problem of easy wearing and tearing when avoiding only using the valve plate shutting, perfect function diversity.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the reinforcing plate of the present invention from above;

FIG. 3 is a schematic structural diagram of the filter screen of the present invention viewed from the right;

fig. 4 is an enlarged schematic structural diagram of a position a of the present invention.

In the figure: 1. a control valve body; 2. a main valve body; 3. a sub-valve body; 4. a valve seat; 5. a filter screen; 6. limiting the inserting block; 7. a fixed ring a; 8. a fixing ring b; 9. a fixing ring c; 10. a bolt; 11. an inlet pipe; 12. an outlet pipe; 13. a screw; 14. a rotating shaft; 15. a drive motor; 16. mounting a shell; 17. a movable plate; 18. a slide bar a; 19. sealing the partition plate; 20. mounting a plate; 21. a valve plate; 22. a limiting plate; 23. a spring; 24. a sliding rod b; 25. a reinforcing plate; 26. a slide block a; 27. and a slide block b.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-4, the utility model provides a heating and ventilation control valve, including control valve main body 1, control valve main body 1 mainly has main valve body 2, vice valve body 3 and valve seat 4 to constitute, the left end of main valve body 2 and the right-hand member threaded connection of vice valve body 3, the left end inside wall of main valve body 2 is seted up has the internal thread, the right-hand member surface of vice valve body 3 is seted up has the external screw thread, through external screw thread and internal thread fixed connection between main valve body 2 and the vice valve body 3, the left end surface of main valve body 2 still fixedly connected with solid fixed ring c9, gu fixed ring c9 is seted up screw hole c, bolt 10 on the import pipe 11 passes screw hole a and screw hole b threaded connection at the inside wall of screw hole c (see fig; connect main valve body 2 and vice valve body 3 through setting up external screw thread and internal thread, utilize the screw thread snap-fit to make to be connected stably between main valve body 2 and the vice valve body 3, utilize bolt 10 to pass solid fixed ring c9 and further strengthen fixedly to it simultaneously, fixed stable and effectual, the later stage of being convenient for simultaneously is dismantled the clearance and is changed filter screen 5.

An inlet pipe 11 and an outlet pipe 12 are respectively arranged at the right end of the main valve body 2 and the left end of the auxiliary valve body 3, the outer surfaces of the inlet pipe 11 and the outlet pipe 12 are fixedly connected with a fixing ring a7, the outer surface of the right end of the main valve body 2 and the outer surface of the left end of the auxiliary valve body 3 are fixedly connected with a fixing ring b8, a threaded hole a is formed in the fixing ring a7, a bolt 10 is in threaded connection with the inner side wall of the threaded hole a, the bolt 10 penetrates through the threaded hole a and is in threaded connection with the inner side wall of the threaded hole b, the threaded hole b is formed in the fixing ring b8, a filter screen 5 is arranged inside the auxiliary valve body 3, four limiting insertion blocks 6 are arranged on the outer surface of the filter screen 5 in an annular array mode, four limiting insertion slots are formed; through setting up spacing inserted block 6 and spacing slot cooperation and using, and then can carry on spacingly to filter screen 5 for filter screen 5's installation is fixed more stably and should not rock.

The inside of valve seat 4 is provided with screw 13, both ends of screw 13 are all fixedly mounted with pivot 14, and the surface of two pivot 14 has all cup jointed the bearing, and two bearing symmetry joints are on the upper surface of the inside wall of valve seat 4 and the upper surface of seal baffle 19, seal baffle 19 is fixedly mounted on the inside wall of valve seat 4, pivot 14 on the valve seat 4 is fixedly connected with the output shaft of driving motor 15, driving motor 15 is electrically connected with external power supply, driving motor 15 is fixedly mounted on the inside wall of installation shell 16, installation shell 16 is fixedly mounted on the upper surface of valve seat 4, the surface screw thread of screw 13 is connected with the screw cap, and the screw cap joint is at the lower surface of fly leaf 17, the lower surface of fly leaf 17 is fixedly connected with the top of slide bar a18, the bottom of slide bar a18 passes through the sealed sliding sleeve a of the last joint of seal baffle 19 and extends to below seal baffle 19, the mounting plate 20 is connected to the inner side wall of the valve seat 4 in a sliding manner, the valve plate 21 is fixedly mounted on the lower surface of the mounting plate 20, the springs 23 are fixedly mounted on the left side and the right side of the lower surface of the sealing partition plate 19, the bottom ends of the springs 23 are fixedly connected with the upper surface of the limiting plate 22, the number of the springs 23 and the number of the limiting plates 22 are four, a slide block a26 is fixedly mounted on one side face of the limiting plate 22, the slide block a26 is connected to the inner side wall of the sliding groove a in a sliding; limiting plate 22 is limited by arranging slider a26, so that limiting plate 22a does not shake and has good stability during up-and-down movement.

The lower surface of the limit plate 22 is attached to the upper surface of the mounting plate 20, the lower surface of the limit plate 22 is also fixedly provided with a sliding rod b24, the bottom end of the sliding rod b24 penetrates through a sealing sliding sleeve b clamped on the lower surface of the mounting plate 20 to extend to the lower part of the mounting plate 20 and is fixedly connected with the upper surface of the reinforcing plate 25, the front and back surfaces of the reinforcing plate 25 and the front and back surfaces of the valve plate 21 are both fixedly provided with a sliding block b27, the sliding block b27 is slidably connected to the inner side wall of the sliding groove b, and the sliding groove b is arranged on the; through setting up slider b27, utilize slider b27 and spout b can carry on spacingly to valve plate 21 and reinforcing plate 25 for valve plate 21 and reinforcing plate 25 up-and-down motion can not rock and more stable, and is better to the airtight effect of the main valve body 2.

When the valve plate 21 needs to be opened, the driving motor 15 is controlled to rotate forward to drive the screw 13 to rotate forward and further drive the movable plate 17 to move upward, so that the mounting plate 20 is driven to move upward through the sliding rod a18, the valve plate 21 moves upward, the mounting plate 20 is driven to move upward, the limiting plate 22 is driven to move upward to press the spring 23 to contract, the reinforcing plate 25 is driven to move upward synchronously to achieve unlocking, and at the moment, a medium enters the control valve main body 1 through the inlet pipe 11, the filter screen 5 is used for filtering and removing impurities, then the filter screen flows out through the outlet pipe 12, the control driving belt reversely rotates to drive the movable plate 17 to move downwards during locking, the slide rod a18 and the mounting plate 20 are used for driving the valve plate 21 to move downwards, the reinforcing plate 25 synchronously moves downwards under the reverse action of the spring 23, and then double locking is achieved by the reinforcing plate 25 and the valve plate 21.

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

Claims

1. A heating and ventilation control valve comprises a control valve main body (1), and is characterized in that: the control valve main body (1) mainly comprises a main valve body (2), an auxiliary valve body (3) and a valve seat (4), the left end of the main valve body (2) is in threaded connection with the right end of the auxiliary valve body (3), the right end of the main valve body (2) and the left end of the auxiliary valve body (3) are respectively provided with an outlet pipe (12) and an inlet pipe (11), the outer surfaces of the inlet pipe (11) and the outlet pipe (12) are respectively and fixedly connected with a fixing ring a (7), the outer surface of the right end of the main valve body (2) and the outer surface of the left end of the auxiliary valve body (3) are respectively and fixedly connected with a fixing ring b (8), a threaded hole a is formed in the fixing ring a (7), a bolt (10) is connected with the inner side wall of the threaded hole a in a threaded manner, the bolt (10) penetrates through the inner side wall of the, the filter screen (5) is arranged in the auxiliary valve body (3), the screw rod (13) is arranged in the valve seat (4), rotating shafts (14) are fixedly arranged at two ends of the screw rod (13), bearings are sleeved on the outer surfaces of the two rotating shafts (14), the two bearings are symmetrically clamped on the upper surface of the inner side wall of the valve seat (4) and the upper surface of a sealing partition plate (19), the sealing partition plate (19) is fixedly arranged on the inner side wall of the valve seat (4), the rotating shaft (14) on the valve seat (4) is fixedly connected with an output shaft of a driving motor (15), the driving motor (15) is electrically connected with an external power supply, the driving motor (15) is fixedly arranged on the inner side wall of the mounting shell (16), the mounting shell (16) is fixedly arranged on the upper surface of the valve seat (4), and a threaded cap is connected to the outer surface of the screw rod (13, and the lower surface of screw cap joint at fly leaf (17), the lower surface of fly leaf (17) and the top fixed connection of slide bar a (18), the bottom of slide bar a (18) is passed sealed sliding sleeve a of joint and is extended to sealed baffle (19) below and with the lower fixed connection of mounting panel (20) on sealed baffle (19), mounting panel (20) sliding connection is at the inside wall of disk seat (4), the lower fixed surface of mounting panel (20) installs valve plate (21), the equal fixed mounting in both sides of the left and right sides of sealed baffle (19) lower surface has spring (23), the bottom of spring (23) and the last fixed surface of limiting plate (22) are connected, the lower surface of limiting plate (22) and the upper surface laminating of mounting panel (20), the lower surface of limiting plate (22) still fixed mounting have slide bar b (24), the sealed sliding sleeve b that the bottom of slide bar b (24) passed mounting panel (20) lower surface joint extends to ann's fixed connection The lower part of the installing plate (20) is fixedly connected with the upper surface of the reinforcing plate (25).

2. The heating and ventilation control valve according to claim 1, wherein: the left end inside wall of the main valve body (2) is provided with an internal thread, the right end outer surface of the auxiliary valve body (3) is provided with an external thread, the main valve body (2) and the auxiliary valve body (3) are fixedly connected through the external thread and the internal thread, the left end outer surface of the main valve body (2) is fixedly connected with a fixing ring c (9), the fixing ring c (9) is provided with a threaded hole c, and a bolt (10) on an inlet pipe (11) penetrates through the inside wall of the threaded hole a and the threaded hole b in threaded connection with the threaded hole c.

3. The heating and ventilation control valve according to claim 1, wherein: the outer surface of the filter screen (5) is in an annular array, four limiting insertion blocks (6) are installed, the inner side wall of the auxiliary valve body (3) is in an annular array, four limiting insertion slots are formed in the annular array, and the limiting insertion blocks (6) are connected to the inner side wall of the limiting insertion slots in a sliding mode.

4. The heating and ventilation control valve according to claim 1, wherein: the quantity of spring (23) and limiting plate (22) is four, a side fixed mounting of limiting plate (22) has slider a (26), slider a (26) sliding connection is at the inside wall of spout an, and spout an sets up the inside wall at disk seat (4).

5. The heating and ventilation control valve according to claim 1, wherein: the front and the back of reinforcing plate (25) and the front and the back of valve plate (21) all fixed mounting have slider b (27), slider b (27) sliding connection is at the inside wall of spout b, and spout b sets up the inside wall at main valve body (2).