Assembling and disassembling clamp for tightening connecting piece device in heat pump / air conditioning system
By designing clamps for clamping sleeves and clamping sleeves in heat pump/air conditioning systems, using the line pipe notch to avoid pipeline interference, the problem of difficult disassembly of dense connectors is solved, and convenient connection installation and disassembly operation is achieved .
Patent Information
- Application Number
- CN202323669915.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-29
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2033-12-29
AI Technical Summary
In heat pump/air conditioning systems, dense connections and pipelines make it difficult for conventional wrench to remove bolts, and pipelines block the wrench from entering, making it impossible to install or replace the connections easily.
A clamp including a jacketed sleeve and a clamping sleeve is designed to avoid pipeline interference through the line tube notch. The clamping sleeve is used to clamp the wrench to facilitate the removal of bolts and improve the convenience of operation through the handheld sleeve.
It realizes easy installation and disassembly of dense connectors, avoids pipeline interference, and simplifies the replacement and maintenance process of bolts.
Smart Images
Figure CN222134861U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of refrigeration system appliances, in particular to a mounting and dismounting clamp for tightening a connector device in a heat pump / air conditioning system. Background Art
[0002] There is a distributor box in the heat pump / air-conditioning waterless floor heating unit, which requires multiple pipes to be densely connected side by side. The pipe connection distribution device in the system is small in size, and the connectors are numerous and dense, with small spacing, which is not convenient for conventional wrench operation. It is difficult for a general wrench to directly reach between two connectors for disassembly, and there is no space for disassembling the bolts; secondly, for connector devices with multiple connecting pipelines, the pipelines of the connectors cannot be disconnected, which will also block the entry of the wrench, resulting in the inability to install, disassemble or replace the connectors.
[0003] For example, the impact-resistant strong sleeve with publication number CN 207326827 U includes a clamping part and a connecting rod, a non-circular open groove is formed on the inner side of one end of the clamping part, the other end of the clamping part is coaxially fixedly connected to one end of the connecting rod, a diameter-reduced structure is formed on the circumferential outer wall of one end of the connecting rod, and a prism with a non-circular cross-section is formed at the other end of the connecting rod, and a diameter-reduced clamping ring structure is also formed on the circumferential outer wall of the prism; this technical solution cannot disassemble and install the connecting device with the connecting pipeline, and has great limitations during use.
[0004] In order to solve the above problems, the utility model provides a mounting and disassembling fixture for tightening connectors in a heat pump / air conditioning system, so as to solve the problem that the conventional mounting and disassembling fixtures cannot disassemble the through-line pipeline connection. Utility Model Content
[0005] The utility model aims to provide a mounting and dismounting fixture for tightening a connector device in a heat pump / air conditioning system, so as to facilitate the mounting and dismounting of the connector device with a connecting pipeline.
[0006] To achieve the above purpose, the utility model provides the following solutions:
[0007] A loading and unloading fixture for tightening a connector device in a heat pump / air conditioning system comprises a fixture body, on which a wire passing portion for connecting a pipeline is arranged.
[0008] Preferably, the clamp body includes a clamping sleeve and a clamping sleeve which are connected and communicated with each other, a first wire-releasing tube slot penetrating through both ends of the clamping sleeve is opened on the side wall of the clamping sleeve along the axial direction of the clamping sleeve, and a second wire-releasing tube slot penetrating through both ends of the clamping sleeve is opened on the side wall of the clamping sleeve along the axial direction of the clamping sleeve, the first wire-releasing tube slot and the second wire-releasing tube slot are respectively communicated with the clamping sleeve and the clamping sleeve and the first wire-releasing tube slot and the second wire-releasing tube slot are communicated with each other, and the first wire-releasing tube slot and the second wire-releasing tube slot form a wire passing portion.
[0009] Preferably, it also includes a hand-held sleeve connected to the clamping sleeve, and a third wire-releasing tube slot is provided on the side wall of the hand-held sleeve along the axial direction of the hand-held sleeve and passes through both ends of the hand-held sleeve, and the third wire-releasing tube slot is connected to the hand-held sleeve and the third wire-releasing tube slot is connected to the second wire-releasing tube slot.
[0010] Preferably, the axes of the clamping sleeve, the holding sleeve and the hand-held sleeve coincide with each other.
[0011] Preferably, the inner wall of the clamping sleeve matches the outer wall of the clamped fixing member nut in shape and has a clearance fit.
[0012] Preferably, a hexagonal or square threaded opening is provided on the outer wall of the clamping sleeve for clamping various wrenches.
[0013] Preferably, the outer diameter of the clamping sleeve is larger than the outer diameter of the holding sleeve, and the outer diameter of the holding sleeve is larger than the outer diameter of the hand-held sleeve.
[0014] Preferably, the clamp body includes a first petal body and a second petal body spliced to each other, the top of the first petal body is provided with a first groove along the direction of the first petal body, the bottom of the first petal body is provided with a first protrusion along the direction of the first petal body, the top of the second petal body is provided with a second protrusion matching the first groove, and the bottom of the second petal body is provided with a second groove matching the first protrusion.
[0015] Preferably, the clamp body comprises a first petal body and a second petal body spliced to each other, and is characterized in that the first petal body and the second petal body are each correspondingly provided with a clamping sleeve and / or a clamping sleeve and / or a hand-held sleeve from top to bottom, and their structural form is the same as described above.
[0016] Compared with the prior art, the utility model has achieved the following technical effects:
[0017] 1. The utility model provides a clamping sleeve and a clamping sleeve. The clamping sleeve is used to clamp the bolts connecting the pipe fittings, and the clamping sleeve is used to be clamped by tools such as a "wrench", so that the area where the bolts are densely packed and it is inconvenient to use a wrench can be clamped by the extended sleeve, and will not be disturbed by the bolts and pipelines next to it, so the loading and unloading of the bolts is convenient. In addition, the first wire-releasing tube slot and the second wire-releasing tube slot for passing the wire are provided on the clamping sleeve and the clamping sleeve. The bolts with pipelines can enter the clamping sleeve and the clamping sleeve through the first wire-releasing groove and the second wire-releasing groove, so as to avoid the problem that the bolts cannot be replaced or repaired due to interference with the wire passing. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0019] Attached Figure 1 This is a schematic diagram of the structure of one embodiment of the utility model;
[0020] Attached Figure 2 This is a schematic diagram of the split structure of the clamp body of another embodiment of the utility model;
[0021] Attached Figure 3 For attachment Figure 2 Schematic diagram of the structure of the middle fixture body after assembly;
[0022] Among them, 1. clamping sleeve; 2. clamping sleeve; 3. hand-held sleeve; 4. first wire-releasing tube notch; 5. second wire-releasing tube notch; 6. third wire-releasing tube notch; 7. first petal body; 8. second petal body; 9. first groove; 10. first protrusion; 11. second protrusion; 12. second groove. DETAILED DESCRIPTION
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] The utility model aims to provide a mounting and dismounting fixture for tightening a connector device in a heat pump / air conditioning system, so as to facilitate the installation and disassembly of a connecting pipe with a wire.
[0025] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0026] refer to Figures 1 to 3 A loading and unloading fixture for tightening a connector device in a heat pump / air conditioning system comprises a fixture body, on which a wire passing portion for passing a pipeline is arranged.
[0027] Embodiment 1, the clamp body comprises a clamping sleeve and a clamping sleeve which are connected and communicated with each other, a first wire-releasing tube slot which passes through both ends of the clamping sleeve is provided on the side wall of the clamping sleeve along the axial direction of the clamping sleeve, a second wire-releasing tube slot which passes through both ends of the clamping sleeve is provided on the side wall of the clamping sleeve along the axial direction of the clamping sleeve, the first wire-releasing tube slot and the second wire-releasing tube slot are communicated with the clamping sleeve and the clamping sleeve respectively, and the first wire-releasing tube slot and the second wire-releasing tube slot are communicated with each other, and the first wire-releasing tube slot and the second wire-releasing tube slot form a wire-passing portion; the utility model provides a clamping sleeve by setting a first wire-releasing tube slot. The sleeve and the clamping sleeve, the clamping sleeve is used to clamp the bolts, and the clamping sleeve is used to be clamped by tools such as "special wrenches", so that the areas where bolts and pipelines are densely packed and inconvenient to use conventional wrenches can be clamped by the extended sleeve, without being disturbed by the bolts and pipelines next to it, thus facilitating the connection of pipelines and the replacement and removal of bolts. In addition, the first wire-releasing tube slot and the second wire-releasing tube slot for passing the wire are provided on the clamping sleeve and the clamping sleeve, and the bolts of the wired connection pipeline can enter the clamping sleeve and the clamping sleeve through the first wire-releasing groove and the second wire-releasing groove to avoid the problem of being unable to connect the pipelines and replace or repair the bolts due to interference with the passing wire.
[0028] refer to Figure 1 , and also includes a hand-held sleeve connected to the clamping sleeve, and a third wire-releasing tube slot penetrating through both ends of the hand-held sleeve is opened on the side wall of the hand-held sleeve along the axial direction of the hand-held sleeve, and the third wire-releasing tube slot is connected to the hand-held sleeve and the third wire-releasing tube slot is connected to the second wire-releasing tube slot; the setting of the hand-held sleeve ensures the convenience of use for the operator.
[0029] Furthermore, the axes of the clamping sleeve, the holding sleeve and the hand-held sleeve coincide with each other.
[0030] Furthermore, the widths of the first wire-paying tube notch, the second wire-paying tube notch and the third wire-paying tube notch are the same, and the width is generally not greater than 7 mm.
[0031] Furthermore, an anti-skid setting cover is provided on the outer wall of the clamping sleeve, such as an anti-skid twill, an anti-skid coating, an anti-skid pad or cover, etc.
[0032] Furthermore, the inner wall of the clamping sleeve matches the outer wall of the nut of the connecting piece in shape and has a clearance fit.
[0033] Furthermore, a plurality of clamping grooves are arranged in sequence along the axis direction of the clamping sleeve on the outer wall of the clamping sleeve, so as to facilitate the clamping of the clamping sleeve by the wrench.
[0034] refer to Figure 1 The outer diameter of the clamping sleeve is larger than the outer diameter of the clamping sleeve, and the outer diameter of the clamping sleeve is not smaller than the outer diameter of the hand-held sleeve.
[0035] Furthermore, the length of the clamping sleeve is not less than 8 cm, the length of the holding sleeve is not less than 6 cm, and the length of the hand-held sleeve is not less than 5 cm.
[0036] Embodiment 2, the clamp body includes a first petal body and a second petal body spliced with each other, a first groove along the direction of the first petal body is arranged on the top of the first petal body, a first protrusion along the direction of the first petal body is arranged on the bottom of the first petal body, a second protrusion matching the first groove is arranged on the top of the second petal body, and a second groove matching the first protrusion is arranged on the bottom of the second petal body; during use, the first petal body and the second petal body are "staggered" spliced together and are simultaneously sleeved on the nut of the connecting piece to be screwed, and the through-line connecting pipeline is allowed to "pass through" along the splicing path of the first petal body and the second petal body, and after the splicing is completed, the nut can be clamped and tightened or loosened by a "special" wrench without being hindered by the through-line connecting pipeline; when use is completed, the first petal body and the second petal body are guided downward and then staggered to be disassembled.
[0037] Among them, during the use of the clamp body in Example 1 and Example 2, a kilogram wrench with a ratchet can be used to reasonably control the tightening force of the clamp body.
[0038] Adaptive changes made according to actual needs are all within the protection scope of this utility model.
[0039] It should be noted that it is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numerals in the claims should not be regarded as limiting the claims involved.
Claims
1. A loading and unloading fixture for tightening a connection device in a heat pump / air conditioning system, characterized in that: The clamp body comprises a clamp body, on which a wire passing portion for connecting a pipeline is arranged.
2. A mounting and disassembly fixture for tightening a connection device in a heat pump / air conditioning system according to claim 1, characterized in that: The clamp body includes a clamping sleeve and a clamping sleeve which are connected and communicated with each other, a first wire-releasing tube slot penetrating through both ends of the clamping sleeve is opened on the side wall of the clamping sleeve along the axial direction of the clamping sleeve, and a second wire-releasing tube slot penetrating through both ends of the clamping sleeve is opened on the side wall of the clamping sleeve along the axial direction of the clamping sleeve, the first wire-releasing tube slot and the second wire-releasing tube slot are respectively communicated with the clamping sleeve and the clamping sleeve and the first wire-releasing tube slot and the second wire-releasing tube slot are communicated with each other, and the first wire-releasing tube slot and the second wire-releasing tube slot form a wire passing portion.
3. A mounting and dismounting fixture for tightening a connection device in a heat pump / air conditioning system according to claim 2, characterized in that: It also includes a hand-held sleeve connected to the clamping sleeve, and a third wire-releasing tube slot is opened on the side wall of the hand-held sleeve along the axial direction of the hand-held sleeve and passes through both ends of the hand-held sleeve. The third wire-releasing tube slot is connected to the hand-held sleeve and the third wire-releasing tube slot is connected to the second wire-releasing tube slot.
4. A mounting and dismounting fixture for tightening a connection device in a heat pump / air conditioning system according to claim 3, characterized in that: The axes of the clamping sleeve, the holding sleeve and the hand-held sleeve coincide with each other.
5. A mounting and dismounting fixture for tightening a connection device in a heat pump / air conditioning system according to claim 4, characterized in that: The inner wall of the clamping sleeve matches the outer wall of the clamped fixing nut.
6. A mounting and dismounting fixture for tightening a connection device in a heat pump / air conditioning system according to claim 4, characterized in that: The outer wall of the clamping sleeve is provided with a hexagonal screw hole for clamping various wrenches.
7. A mounting and dismounting fixture for tightening a connection device in a heat pump / air conditioning system according to claim 4, characterized in that: The outer diameter of the clamping sleeve is greater than the outer diameter of the holding sleeve, and the outer diameter of the holding sleeve is greater than the outer diameter of the hand-held sleeve.
8. A mounting and dismounting fixture for tightening a connection device in a heat pump / air conditioning system according to claim 1, characterized in that: The clamp body includes a first petal body and a second petal body spliced together, the top of the first petal body is provided with a first groove along the direction of the first petal body, the bottom of the first petal body is provided with a first protrusion along the direction of the first petal body, the top of the second petal body is provided with a second protrusion matching the first groove, and the bottom of the second petal body is provided with a second groove matching the first protrusion.
9. A mounting and dismounting fixture for tightening a connection device in a heat pump / air conditioning system according to claim 8, characterized in that: The clamp body includes a first petal body and a second petal body spliced to each other, and the first petal body and the second petal body are respectively provided with a clamping sleeve and / or a clamping sleeve and / or a hand-held sleeve from top to bottom, and their structural form is the same as above.