CN210240712U

CN210240712U - Venturi valve with good heat preservation performance

Info

Publication number: CN210240712U
Application number: CN201921068314.XU
Authority: CN
Inventors: Jiacong Zhang; 张佳聪
Original assignee: Shanghai Wisdom Control Equipment Co Ltd
Current assignee: Shanghai Wisdom Control Equipment Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-03
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses a venturi valve that heat preservation performance is good relates to venturi valve technical field, and it includes the valve body and sets up the valve vertebra in the valve body, and the outer wall of valve body is fixed and is provided with the heated board, and is formed with the heat preservation cavity between heated board and the valve body. The utility model has the advantages of can promote the thermal insulation performance of venturi valve, realize the heat retaining to the air current through venturi valve.

Description

Venturi valve with good heat preservation performance

Technical Field

The utility model belongs to the technical field of a venturi valve technique and specifically relates to a venturi valve that heat preservation performance is good is related to.

Background

A venturi valve is a valve manufactured using the principle of the venturi effect, i.e. a venturi air flow control valve, which is capable of extending air flow control to the highest level.

The current utility model discloses the chinese patent that the grant bulletin number is CN207893146U discloses a venturi valve, and venturi valve includes the valve body, sets up the connecting rod in the valve body, and the connecting rod is connected and is adjusted the pole, adjusts pole connection adjusting device, sets up first dog and second dog on the connecting rod, sets up the case between first dog and the second dog, and the case can pass first dog, sets up two at least magnets between first dog and the case, and the homopolar setting of two adjacent magnets is in opposite directions. The end part of the connecting rod is provided with a supporting structure, the supporting structure comprises a supporting rod connected with the box body, and a sliding hole is formed in the connecting position of the supporting rod and the connecting rod.

When the venturi valve is used for air flow transmission needing heat preservation, the existing venturi valve is often a layer of thin metal wall. In cold weather, the venturi valve described above is difficult to keep warm by the air flow passing through the venturi valve, and there is a place to be improved.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model aims to provide a venturi valve that heat preservation performance is good with the help of the heat preservation cavity that forms between heated board and the heated board of setting on the outer wall of valve body and the valve body to promote the heat preservation performance of venturi valve, realize the heat preservation to the air current through venturi valve.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a venturi valve that heat preservation performance is good, includes the valve body and sets up the valve cone in the valve body, its characterized in that, the outer wall of valve body is fixed and is provided with the heated board, and is formed with the heat preservation cavity between heated board and the valve body.

Through adopting above-mentioned technical scheme, in the actual work, the staff can fill the heat preservation medium in the heat preservation cavity to promote the heat preservation performance of venturi valve, realize the heat preservation to the air current through venturi valve.

The utility model discloses further set up to: the heat insulation board is provided with an input pipe for inputting heat flow, the heat insulation board is further communicated with an output pipe for outputting the heat flow, and the input pipe and the output pipe are both communicated with the heat insulation chamber.

Through adopting above-mentioned technical scheme, in the actual work, the staff can be by the input tube continuously supply the heat flow to in the heat preservation cavity to by output tube with the heat flow discharge heat preservation cavity, thereby further promote the heat preservation performance of venturi valve.

The utility model discloses further set up to: the input pipe is provided with an air blower through a pipeline, and an air heater is arranged on the pipeline connected between the air blower and the input pipe.

Through adopting above-mentioned technical scheme, in the actual work, the air-blower supplies with the air current to the heat preservation cavity, has air heater to heat the air current simultaneously, supplies with the hot gas flow to the heat preservation cavity in to the realization is to the continuous supply operation of heat preservation cavity thermal current, and helps reducing the condition emergence that heat preservation medium corrodes the valve body and keeps warm.

The utility model discloses further set up to: the suction opening of the air blower is detachably and fixedly covered with a dustproof cloth bag.

Through adopting above-mentioned technical scheme, the exhaust vent department at the air-blower sets up the dustproof sack, reduces the condition emergence that external debris was inhaled the dustproof sack, helps prolonging the life of air-blower.

The utility model discloses further set up to: the utility model discloses a dustproof cloth bag, including an air blower, a support section of thick bamboo, the exhaust vent department of air blower is equipped with a support section of thick bamboo, the one end of a support section of thick bamboo is the sealed setting, the other end of a support section of thick bamboo can be dismantled fixed intercommunication at the exhaust vent of air blower, the ventilation hole has been seted up to the last setting of a support section of thick bamboo, dustproof cloth bag can be dismantled fixed.

By adopting the technical scheme, the dustproof cloth bag is supported by the supporting cylinder, so that the stability of the dustproof cloth bag is ensured, and the normal filtering and blocking operation of the dustproof cloth bag on sundries is ensured.

The utility model discloses further set up to: one side of the supporting cylinder close to the air blower and one side of the air suction opening of the air blower close to the supporting cylinder are both fixedly provided with fixing rings, and the outer sides of the fixing rings are tightly held and provided with fixing hoops.

Through adopting above-mentioned technical scheme, hold two solid fixed rings by fixed staple bolt to the realization is supported a section of thick bamboo and is fixed in dismantling of air-blower exhaust opening department, helps making things convenient for the installation and the uninstallation operation of a staff to a support section of thick bamboo.

The utility model discloses further set up to: and a sealing gasket is tightly propped between the two fixing rings.

Through adopting above-mentioned technical scheme, support tightly between two solid fixed rings and set up seal gasket, help guaranteeing the leakproofness that a support section of thick bamboo and air-blower suction opening are connected to help reducing the noise that two solid fixed rings collided the production.

The utility model discloses further set up to: the supporting cylinder is sleeved with a fastening ring, and the port part of the dustproof cloth bag is clamped between the fastening ring and the supporting cylinder.

Through adopting above-mentioned technical scheme, fix the dustproof sack on a supporting cylinder by the tighrening ring, help guaranteeing the stability of dustproof sack on a supporting cylinder.

The utility model discloses further set up to: and the port of the output pipe is in threaded connection with a sealing cover.

Through adopting above-mentioned technical scheme, when the heat preservation cavity was in idle state, the staff can seal the port of output tube through the closing cap, and the condition that reduces external debris and get into the heat preservation cavity takes place to the condition that reduces heat preservation cavity inner wall and corrode takes place.

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

(1) by means of the heat insulation plate arranged on the outer wall of the valve body and the heat insulation chamber formed between the heat insulation plate and the valve body, the heat insulation performance of the Venturi valve is improved, and heat insulation of airflow passing through the Venturi valve is achieved;

(2) the hot gas flow is supplied to the heat-insulating chamber through the blower, so that the continuous heat flow supply operation of the heat-insulating chamber is realized, and the corrosion of the heat-insulating medium to the valve body and the heat insulation are reduced;

(3) the dustproof cloth bag and the sealing cover are comprehensively utilized, the condition that external sundries enter the heat-preservation cavity is reduced, and the condition that the inner wall of the heat-preservation cavity is corroded is reduced.

Drawings

Fig. 1 is an axial view of the overall structure of the venturi valve mainly embodying the good thermal insulation performance in the present embodiment;

FIG. 2 is a sectional view of the present embodiment mainly showing the structure of the insulating chamber;

fig. 3 is an exploded view of the supporting cylinder and the fixing hoop structure according to this embodiment.

Reference numerals: 1. a valve body; 11. a valve cone; 2. a thermal insulation board; 21. an input tube; 22. an output pipe; 221. a closure cap; 3. a heat-preserving chamber; 4. a blower; 41. an air heater; 5. a support cylinder; 51. a vent hole; 52. a dust-proof cloth bag; 53. a fastening ring; 6. a fixing ring; 61. fixing the anchor ear; 62. a gasket seal.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Example (b):

referring to fig. 1 and 2, a venturi valve with good heat preservation performance comprises a valve body 1 and a valve cone 11 arranged in the valve body 1, wherein a heat preservation plate 2 is fixedly arranged on the outer wall of the valve body 1, and a heat preservation chamber 3 is formed between the heat preservation plate 2 and the valve body 1. An input pipe 21 is fixed on one side of the heat insulation plate 2 along the axial direction of the valve body 1, an output pipe 22 is fixedly arranged on one side of the heat insulation plate 2 far away from the input pipe 21, and the input pipe 21 and the output pipe 22 are communicated with the heat insulation chamber 3. The input pipe 21 is provided with a blower 4 through a pipe communication, and an air heater 41 is provided on the pipe connecting between the blower 4 and the input pipe 21. In actual operation, the blower 4 supplies airflow to the heat preservation chamber 3; meanwhile, an air heater 41 heats the air flow and supplies the hot air flow into the heat preservation chamber 3; finally, the hot air flow will be exhausted through the outlet pipe 22, thereby achieving a thermal insulation of the air flow passing through the venturi valve.

Referring to fig. 1 and 3, the exhaust opening of the blower 4 is provided with a support cylinder 5, one end of the support cylinder 5 is sealed, the other end of the support cylinder 5 is detachably and fixedly communicated with the exhaust opening of the blower 4, the support cylinder 5 is provided with a vent hole 51, and the support cylinder 5 is sleeved with a dustproof cloth bag 52 from the closed end thereof. In actual work, the dust-proof cloth bag 52 filters airflow entering the air blower 4, so that the situation that external impurities are sucked into the dust-proof cloth bag 52 is reduced, and the service life of the air blower 4 is prolonged.

One side that a support section of thick bamboo 5 is close to air-blower 4 and one side that the suction opening of air-blower 4 is close to a support section of thick bamboo 5 all fixedly are provided with solid fixed ring 6, and two solid fixed ring 6 outsides are embraced and are provided with fixed staple bolt 61 tightly, and support tightly between two solid fixed ring 6 and be provided with seal gasket 62. The support tube 5 is sleeved with a fastening ring 53, and the port part of the dust-proof cloth bag 52 is clamped between the fastening ring 53 and the support tube 5. The two fixing rings 6 are tightly held by the fixing hoop 61, so that the mounting and dismounting operations of the support cylinder 5 by workers are facilitated; the tight arrangement of the sealing gasket 62 between the two fixing rings 6 helps to ensure the tightness of the connection between the support cylinder 5 and the suction opening of the blower 4.

In order to reduce the occurrence of the situation that the external impurities enter the heat-insulating chamber 3 when the heat-insulating chamber 3 is idle, the output pipe 22 is bent, and the port of the output pipe 22 is in threaded connection with a sealing cover 221.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a venturi valve that heat preservation performance is good, includes valve body (1) and sets up valve vertebra (11) in valve body (1), its characterized in that, the outer wall of valve body (1) is fixed and is provided with heated board (2), and is formed with heat preservation cavity (3) between heated board (2) and valve body (1).

2. A venturi valve with good heat preservation performance according to claim 1, wherein an input pipe (21) for inputting heat flow is arranged on the heat preservation plate (2), an output pipe (22) for outputting heat flow is further arranged on the heat preservation plate (2) in a communication way, and the input pipe (21) and the output pipe (22) are both communicated with the heat preservation chamber (3).

3. A venturi valve with good heat preservation performance according to claim 2, wherein the input pipe (21) is connected with a blower (4) through a pipeline, and an air heater (41) is arranged on the pipeline connected between the blower (4) and the input pipe (21).

4. A venturi valve with good heat preservation according to claim 3, wherein the suction opening of the blower (4) is detachably fixed and covered with a dust cloth bag (52).

5. The Venturi valve with good heat preservation performance according to claim 4, characterized in that a support cylinder (5) is arranged at the air exhaust opening of the blower (4), one end of the support cylinder (5) is arranged in a closed manner, the other end of the support cylinder (5) is detachably and fixedly communicated with the air exhaust opening of the blower (4), the support cylinder (5) is provided with a vent hole (51), and the dustproof cloth bag (52) is fixedly sleeved on the support cylinder (5).

6. A Venturi valve with good heat preservation performance according to claim 5, characterized in that a fixing ring (6) is fixedly arranged on one side of the supporting cylinder (5) close to the blower (4) and one side of the suction opening of the blower (4) close to the supporting cylinder (5), and a fixing hoop (61) is tightly arranged on the outer side of the fixing rings (6).

7. A Venturi valve with good heat-insulating property according to claim 6, characterized in that a sealing gasket (62) is tightly arranged between two fixing rings (6).

8. A venturi valve with good heat insulation performance according to claim 5, wherein the supporting tube (5) is sleeved with a fastening ring (53), and the dust-proof cloth bag (52) is clamped between the fastening ring (53) and the supporting tube (5).

9. A venturi valve with good thermal insulation according to claim 2, wherein the outlet pipe (22) is threaded with a closing cap (221).